How long is the flight from North America to London Heathrow Airport?

Airlines like Delta, TAP AIR PORTUGAL, and United Airlines fly from North America to London Heathrow Airport in about 6h 40m. The time it takes to get you to your destination can typically vary by up to 13h. Airlines will cover a distance of 3254 mi. This flight may include one or multiple stops.

What are the cheapest airlines to fly from North America to London Heathrow Airport one-way?

For one-way options, check prices for TAP AIR PORTUGAL. According to our data, you can fly for as low as £130. Users have also found prices from £143 and £161 on LEVEL and Virgin Atlantic, respectively.

In terms of precipitation, rainfall in London Heathrow Airport ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London Heathrow Airport when rainfall is around 40.0 mm.

If weather is an important factor for your trip to London Heathrow Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

What are the most popular routes from North America to London Heathrow Airport?

Most travelers choose New York John F Kennedy Intl - London Heathrow, Newark - London Heathrow or Boston Logan Intl - London Heathrow when deciding on the best route from North America to London Heathrow Airport.

What are the cheapest flights from North America to London Heathrow Airport?

The cheapest flight price from North America to London Heathrow Airport is £261. On average you can expect to pay £1,222. The most popular route, (New York John F Kennedy Intl - London Heathrow), can usually be booked for £287.

What are the most reliable airlines from North America to London Heathrow Airport?

Consider KLM (96%), Air France (96%) or Delta (96%) when booking your flight. These represent the most reliable airlines when flying from North America to London Heathrow Airport.

What are the most popular airlines that fly from North America to London Heathrow Airport?

The most popular airlines flying from North America to London Heathrow Airport are Air France, Finnair and British Airways. Something to consider prior to booking your flight.

Can I find deals for flights from North America to Heathrow that include hotel bookings?

Yes. In addition to deals on North America to Heathrow flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from North America to Heathrow?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from North America to Heathrow.

Can I find deals for business class flights from North America to Heathrow?

Yes. Cheapflights offers flight deals from North America to Heathrow by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

£106+ Flights from North America to London Heathrow Airport

Cheap flight deals from North America to Heathrow

Round-trip from	£312
One-way from	£106
Popular in	December
Cheapest in	January
Average price	£378
Good round-trip deal	£282 or less
Good one-way deal	£165 or less

LEVEL
9/11-22/11
2 total stops
30h 20m total
North America to London

Search Deals

22/9
1 total stop
10h 35m total
North America to London

Search Deals

High demand for flights, 3% potential price rise

Search Deals

Cheapest flight prices on average. 2% potential price decrease (£8 potential savings vs. average return price).

Search Deals

Average for round-trip flights in September 2025

Search Deals

Price to beat on a round-trip flight from North America to London Heathrow.

Search Deals

Price to beat on a one-way flight from North America to London Heathrow.

Search Deals

Find flight deals from North America to Heathrow

Cheapest flights from North America to Heathrow
Explore the most affordable flight options available from North America to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 September 2025.

Sun 9/1123:45JFK - LHR

1 stop13h 15mLEVEL

Sat 22/1109:55LHR - JFK

1 stop17h 05mLEVEL

Deal found 15/9£312

Sat 20/922:05JFK - LHR

1 stop18h 55mTAP AIR PORTUGAL

Tue 30/911:20LHR - JFK

1 stop13h 45mTAP AIR PORTUGAL

Deal found 15/9£313

Mon 10/1122:00JFK - LHR

1 stop18h 35mTAP AIR PORTUGAL

Tue 18/1108:15LHR - JFK

1 stop16h 50mTAP AIR PORTUGAL

Deal found 15/9£315

Wed 12/1122:00JFK - LHR

1 stop15h 55mTAP AIR PORTUGAL

Tue 25/1108:15LHR - JFK

1 stop16h 50mTAP AIR PORTUGAL

Deal found 15/9£317

Fri 19/918:10JFK - LHR

1 stop21h 45mMultiple Airlines

Sun 21/919:15LHR - JFK

1 stop24h 05mMultiple Airlines

Deal found 15/9£318

Thu 23/1008:10JFK - LHR

Nonstop6h 50mVirgin Atlantic

Mon 27/1020:00LHR - JFK

Nonstop7h 55mVirgin Atlantic

Deal found 16/9£320

Thu 27/1122:00JFK - LHR

1 stop15h 55mTAP AIR PORTUGAL

Thu 4/1219:55LHR - JFK

1 stop29h 10mTAP AIR PORTUGAL

Deal found 16/9£320

Fri 28/1116:25JFK - LHR

1 stop13h 50mMultiple Airlines

Sun 30/1111:10LHR - JFK

1 stop33h 30mMultiple Airlines

Deal found 15/9£322

Tue 11/1122:00JFK - LHR

1 stop18h 35mTAP AIR PORTUGAL

Mon 17/1118:30LHR - JFK

1 stop30h 35mTAP AIR PORTUGAL

Deal found 16/9£323

Wed 15/1015:30LGA - LHR

1 stop10h 00mLufthansa

Wed 22/1014:05LHR - LGA

1 stop10h 32mLufthansa

Deal found 15/9£323

Wed 15/1023:00BOS - LHR

1 stop16h 05mLEVEL

Wed 22/1020:50LHR - BOS

1 stop29h 25mLEVEL

Deal found 15/9£328

Mon 13/1023:00BOS - LHR

1 stop16h 05mLEVEL

Tue 3/309:55LHR - BOS

1 stop16h 00mLEVEL

Deal found 15/9£333

Best flights from North America to Heathrow
Discover carefully curated flight deals from North America to Heathrow that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 17 September 2025.

Tue 18/1119:10BOS - LHR

Nonstop6h 40mDelta

Wed 3/1206:20LHR - BOS

1 stop12h 15mDelta

Deal found 15/9£351

Tue 25/1122:00JFK - LHR

1 stop19h 40mTAP AIR PORTUGAL

Tue 2/1208:15LHR - JFK

1 stop16h 50mTAP AIR PORTUGAL

Deal found 14/9£358

Tue 11/1119:10BOS - LHR

Nonstop6h 40mVirgin Atlantic

Sun 16/1106:20LHR - BOS

1 stop15h 00mVirgin Atlantic

Deal found 16/9£363

Thu 23/1008:30EWR - LHR

Nonstop7h 10mUnited Airlines

Mon 27/1012:05LHR - EWR

1 stop13h 25mUnited Airlines

Deal found 16/9£366

Thu 9/1012:09BOS - LHR

1 stop12h 46mMultiple Airlines

Sun 12/1006:00LHR - BOS

1 stop18h 55mMultiple Airlines

Deal found 16/9£370

Wed 8/1008:45JFK - LHR

Nonstop7h 00mJetBlue

Wed 22/1008:15LHR - JFK

Nonstop7h 56mJetBlue

Deal found 15/9£372

Wed 15/1015:30LGA - LHR

1 stop10h 00mLufthansa

Wed 22/1014:05LHR - LGA

1 stop10h 32mLufthansa

Deal found 15/9£379

Wed 25/217:10ORD - LHR

Nonstop7h 45mBritish Airways

Tue 10/311:00LHR - ORD

Nonstop8h 50mBritish Airways

Deal found 16/9£380

Thu 16/1023:00YYZ - LHR

1 stop31h 55mIcelandair

Tue 21/1021:25LHR - YYZ

1 stop26h 45mIcelandair

Deal found 16/9£381

Mon 3/1115:50DFW - LHR

Nonstop9h 00mFinnair

Sun 23/1118:10LHR - DFW

1 stop27h 00mFinnair

Deal found 15/9£394

Sat 24/112:30IAD - LHR

2 stops15h 50mScandinavian Airlines

Sun 1/221:05LHR - IAD

2 stops25h 10mScandinavian Airlines

Deal found 15/9£397

Tue 21/1022:45BOS - LHR

Nonstop6h 45mDelta

Tue 28/1008:55LHR - BOS

1 stop12h 25mDelta

Deal found 16/9£352

Thu 27/1109:10EWR - LHR

Nonstop7h 10mUnited Airlines

Thu 4/1212:05LHR - EWR

1 stop13h 25mUnited Airlines

Deal found 16/9£366

Mon 27/1009:25EWR - LHR

Nonstop7h 10mMultiple Airlines

Sun 9/1106:50LHR - EWR

1 stop11h 40mMultiple Airlines

Deal found 15/9£372

Tue 28/1010:40JFK - LHR

Nonstop7h 00mJetBlue

Fri 31/1007:25LHR - JFK

Nonstop8h 12mJetBlue

Deal found 15/9£372

Tue 14/1023:25JFK - LHR

Nonstop7h 00mVirgin Atlantic

Tue 21/1011:45LHR - JFK

1 stop12h 20mVirgin Atlantic

Deal found 14/9£375

Tue 18/1118:30ORD - LHR

1 stop10h 20mIcelandair

Mon 24/1112:15LHR - ORD

1 stop11h 05mIcelandair

Deal found 15/9£383

Wed 5/1119:10BOS - LHR

Nonstop6h 40mDelta

Wed 12/1106:20LHR - BOS

1 stop12h 20mDelta

Deal found 16/9£352

Sun 30/1115:45DFW - LHR

Nonstop9h 05mFinnair

Sat 6/1216:15LHR - DFW

1 stop28h 55mFinnair

Deal found 16/9£394

Mon 9/316:15SFO - LHR

2 stops18h 25mScandinavian Airlines

Sun 22/319:30LHR - SFO

1 stop27h 05mScandinavian Airlines

Deal found 15/9£399

Wed 15/1015:30EWR - LHR

1 stop13h 05mUnited Airlines

Thu 30/1009:00LHR - EWR

1 stop16h 30mUnited Airlines

Deal found 16/9£366

Fri 10/1018:25EWR - LHR

Nonstop7h 20mMultiple Airlines

Wed 15/1007:45LHR - EWR

1 stop10h 30mMultiple Airlines

Deal found 16/9£372

Mon 27/1023:00JFK - LHR

Nonstop7h 15mVirgin Atlantic

Wed 5/1110:00LHR - JFK

1 stop14h 20mVirgin Atlantic

Deal found 16/9£375

Sun 26/1013:45JFK - LHR

1 stop13h 10mJetBlue

Thu 30/1007:25LHR - JFK

Nonstop8h 12mJetBlue

Deal found 15/9£375

Fri 14/1119:40IAD - LHR

1 stop10h 10mIcelandair

Wed 26/1112:15LHR - IAD

1 stop11h 15mIcelandair

Deal found 15/9£383

Wed 15/1015:00YYZ - LHR

1 stop10h 30mLufthansa

Mon 3/1111:10LHR - YYZ

Nonstop8h 10mLufthansa

Deal found 16/9£427

Wed 19/1120:00BOS - LHR

Nonstop6h 50mDelta

Wed 3/1216:00LHR - BOS

Nonstop7h 35mDelta

Deal found 17/9£358

Thu 5/315:45DFW - LHR

Nonstop9h 05mFinnair

Wed 11/318:10LHR - DFW

1 stop27h 00mFinnair

Deal found 16/9£394

Thu 23/1015:30SFO - LHR

2 stops18h 10mScandinavian Airlines

Mon 3/1106:40LHR - SFO

1 stop15h 55mScandinavian Airlines

Deal found 16/9£399

Wed 3/1222:00EWR - LHR

Nonstop7h 25mUnited Airlines

Fri 23/112:05LHR - EWR

1 stop13h 25mUnited Airlines

Deal found 15/9£366

Direct flights from North America to Heathrow
Explore direct flight options from North America to Heathrow based on user searches, and compare prices and availability for your desired travel dates. Data last updated 17 September 2025.

Thu 23/1008:10JFK - LHR

Nonstop6h 50mVirgin Atlantic

Mon 27/1020:00LHR - JFK

Nonstop7h 55mVirgin Atlantic

Deal found 16/9£320

Tue 14/1009:50JFK - LHR

Nonstop6h 50mBritish Airways

Tue 21/1017:00LHR - JFK

Nonstop7h 55mBritish Airways

Deal found 14/9£326

Tue 14/1009:50JFK - LHR

Nonstop6h 50mIberia

Tue 21/1019:05LHR - JFK

Nonstop7h 54mIberia

Deal found 14/9£327

Sun 5/1019:30JFK - LHR

Nonstop7h 15mBritish Airways

Sat 11/1016:20LHR - JFK

Nonstop8h 05mBritish Airways

Deal found 14/9£328

Wed 15/1018:00JFK - LHR

Nonstop7h 25mVirgin Atlantic

Wed 22/1018:30LHR - JFK

Nonstop7h 55mVirgin Atlantic

Deal found 15/9£332

Thu 23/1021:00JFK - LHR

Nonstop7h 15mVirgin Atlantic

Thu 20/1114:30LHR - JFK

Nonstop8h 20mVirgin Atlantic

Deal found 14/9£336

Wed 1/1020:15BOS - LHR

Nonstop6h 50mVirgin Atlantic

Sun 5/1009:40LHR - BOS

Nonstop7h 45mVirgin Atlantic

Deal found 15/9£337

Wed 1/1020:15BOS - LHR

Nonstop6h 50mVirgin Atlantic

Fri 10/1018:15LHR - BOS

Nonstop7h 45mVirgin Atlantic

Deal found 15/9£340

Sun 28/920:15BOS - LHR

Nonstop6h 50mVirgin Atlantic

Tue 7/1012:45LHR - BOS

Nonstop7h 55mVirgin Atlantic

Deal found 16/9£341

Tue 7/1022:45BOS - LHR

Nonstop6h 45mVirgin Atlantic

Tue 14/1018:15LHR - BOS

Nonstop7h 45mVirgin Atlantic

Deal found 16/9£347

Mon 10/1118:00JFK - LHR

Nonstop7h 20mVirgin Atlantic

Tue 18/1116:35LHR - JFK

Nonstop7h 55mVirgin Atlantic

Deal found 15/9£348

Wed 15/1020:15BOS - LHR

Nonstop6h 50mVirgin Atlantic

Wed 22/1012:25LHR - BOS

Nonstop7h 55mVirgin Atlantic

Deal found 15/9£348

Last-minute flights from North America to Heathrow
Discover last-minute flight deals from North America to Heathrow. Data last updated 17 September 2025 and is based on user searches.

Fri 26/921:45JFK - LHR

1 stop18h 55mMultiple Airlines

Sun 28/917:15LHR - JFK

1 stop26h 05mMultiple Airlines

Deal found 15/9£317

Fri 26/920:40JFK - LHR

1 stop14h 40mIberia

Sun 28/909:45LHR - JFK

Nonstop7h 55mIberia

Deal found 14/9£330

Sun 28/920:15BOS - LHR

Nonstop6h 50mVirgin Atlantic

Tue 7/1009:00LHR - BOS

1 stop11h 05mVirgin Atlantic

Deal found 16/9£338

Wed 1/1010:20BOS - LHR

1 stop15h 10mMultiple Airlines

Fri 10/1006:00LHR - BOS

1 stop14h 25mMultiple Airlines

Deal found 15/9£334

Wed 1/1020:15BOS - LHR

Nonstop6h 50mVirgin Atlantic

Sun 5/1009:40LHR - BOS

Nonstop7h 45mVirgin Atlantic

Deal found 15/9£337

Wed 1/1020:15BOS - LHR

Nonstop6h 50mVirgin Atlantic

Fri 10/1018:15LHR - BOS

Nonstop7h 45mVirgin Atlantic

Deal found 15/9£340

Mon 13/1023:00BOS - LHR

1 stop16h 05mLEVEL

Tue 3/309:55LHR - BOS

1 stop16h 00mLEVEL

Deal found 15/9£333

Tue 14/1018:35BOS - LHR

1 stop9h 30mAer Lingus

Wed 22/1009:50LHR - BOS

1 stop10h 40mAer Lingus

Deal found 16/9£342

Wed 15/1015:30LGA - LHR

1 stop10h 00mLufthansa

Wed 22/1014:05LHR - LGA

1 stop10h 32mLufthansa

Deal found 15/9£323

Wed 15/1023:00BOS - LHR

1 stop16h 05mLEVEL

Wed 22/1020:50LHR - BOS

1 stop29h 25mLEVEL

Deal found 15/9£328

Thu 23/1018:35BOS - LHR

1 stop9h 30mAer Lingus

Sun 2/1110:00LHR - BOS

1 stop11h 50mAer Lingus

Deal found 15/9£334

Fri 24/1018:10BOS - LHR

1 stop11h 10mTAP AIR PORTUGAL

Sun 9/1106:00LHR - BOS

1 stop13h 35mTAP AIR PORTUGAL

Deal found 15/9£339

One-way flights from North America to Heathrow
Search for one-way flight options from North America to Heathrow. Find affordable one-way fares based on user searches. Data last updated 17 September 2025.

Mon 22/916:05JFK - LHR

1 stop10h 35mMultiple Airlines

Deal found 16/9£106

Sat 27/916:05JFK - LHR

1 stop10h 35mMultiple Airlines

Deal found 16/9£107

Wed 22/1016:05JFK - LHR

1 stop10h 35mMultiple Airlines

Deal found 16/9£110

Sat 18/1022:05JFK - LHR

1 stop14h 40mTAP AIR PORTUGAL

Deal found 16/9£118

Fri 14/1122:00JFK - LHR

1 stop19h 40mTAP AIR PORTUGAL

Deal found 14/9£119

Mon 27/1023:00JFK - LHR

1 stop18h 35mTAP AIR PORTUGAL

Deal found 14/9£120

Sun 12/1022:05JFK - LHR

1 stop31h 15mTAP AIR PORTUGAL

Deal found 14/9£120

Sun 21/916:05JFK - LHR

1 stop10h 35mMultiple Airlines

Deal found 16/9£121

Fri 17/1022:05JFK - LHR

1 stop19h 50mTAP AIR PORTUGAL

Deal found 16/9£122

Mon 10/1122:00JFK - LHR

1 stop19h 40mTAP AIR PORTUGAL

Deal found 15/9£122

Thu 16/1022:05JFK - LHR

1 stop15h 45mTAP AIR PORTUGAL

Deal found 14/9£123

Sun 5/1016:40LAX - LHR

1 stop22h 15mTAP AIR PORTUGAL

Deal found 15/9£133

Cheapflights Fare Finder

Use the filters below to find and compare flights from North America to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

Tue 18/11

19:10-06:50

Nonstop6h 40m

London Heathrow

Wed 3/12

06:20-13:35

1 stop12h 15m

£351

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

Tue 21/10

22:45-10:30

Nonstop6h 45m

London Heathrow

Tue 28/10

08:55-17:20

1 stop12h 25m

£352

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

Wed 5/11

19:10-06:50

Nonstop6h 40m

London Heathrow

Wed 12/11

06:20-13:40

1 stop12h 20m

£352

New YorkLondon

JFK - LHR

JFKLHR

New York John F Kennedy Intl

Tue 25/11

22:00-22:40

1 stop19h 40m

London Heathrow

Tue 2/12

08:15-20:05

1 stop16h 50m

£358

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

Wed 19/11

20:00-07:50

Nonstop6h 50m

London Heathrow

Wed 3/12

16:00-18:35

Nonstop7h 35m

£358

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

Tue 11/11

19:10-06:50

Nonstop6h 40m

London Heathrow

Sun 16/11

06:20-16:20

1 stop15h 00m

£363

NewarkLondon

EWR - LHR

EWRLHR

Newark

Thu 23/10

08:30-20:40

Nonstop7h 10m

London Heathrow

Mon 27/10

12:05-21:30

1 stop13h 25m

£366

NewarkLondon

EWR - LHR

EWRLHR

Newark

Thu 27/11

09:10-21:20

Nonstop7h 10m

London Heathrow

Thu 4/12

12:05-20:30

1 stop13h 25m

£366

NewarkLondon

EWR - LHR

EWRLHR

Newark

Wed 15/10

15:30-09:35

1 stop13h 05m

London Heathrow

Thu 30/10

09:00-21:30

1 stop16h 30m

£366

NewarkLondon

EWR - LHR

EWRLHR

Newark

Wed 3/12

22:00-10:25

Nonstop7h 25m

London Heathrow

Fri 23/1

12:05-20:30

1 stop13h 25m

£366

Flights are sorted by cheapest return flights first.

Deals found on 16/9

Showing 1-10 of 60 results

...

Best time to book a flight from North America to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from North America with our price prediction graph.

Estimated return price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from North America to London Heathrow Airport

What is the cheapest month to book a flight from North America to London Heathrow Airport?

Currently, January is the cheapest month in which you can book a flight from North America to London Heathrow Airport (average of £112). Flying from North America to London Heathrow Airport in August is currently the most expensive (average of £164). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from NA to LHR?

When flying from North America to London Heathrow Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from North America to London Heathrow Airport

The most flights from 0NA to LHR are scheduled on a Monday (56 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (41 on average).

Reviews of airlines servicing Heathrow

Read through reviews of airlines operating flights from North America to London Heathrow Airport, such as United Airlines, Virgin Atlantic, andAir Canada. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

United Airlines

7.4

Good

8,924 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Anonymous,Dec 2024

YVR - SFO

It was a good experience. The flight took 45 minutes longer to fly and all passengers had to wait inside the plane till the technical issue was fixed. Overall it was a good experience.

United Airlines

7.4

Good

8,924 reviews

United Airlines

7.4

Good

8,924 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Anonymous,Dec 2024

YVR - SFO

It was a good experience. The flight took 45 minutes longer to fly and all passengers had to wait inside the plane till the technical issue was fixed. Overall it was a good experience.

Virgin Atlantic

7.4

Good

664 reviews

United Airlines

7.4

Good

8,924 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Anonymous,Dec 2024

YVR - SFO

It was a good experience. The flight took 45 minutes longer to fly and all passengers had to wait inside the plane till the technical issue was fixed. Overall it was a good experience.

Air Canada

7.1

Good

10,000 reviews

United Airlines

7.4

Good

8,924 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Anonymous,Dec 2024

YVR - SFO

It was a good experience. The flight took 45 minutes longer to fly and all passengers had to wait inside the plane till the technical issue was fixed. Overall it was a good experience.

Iberia

7.0

Good

2,924 reviews

United Airlines

7.4

Good

8,924 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Anonymous,Dec 2024

YVR - SFO

It was a good experience. The flight took 45 minutes longer to fly and all passengers had to wait inside the plane till the technical issue was fixed. Overall it was a good experience.

British Airways

6.7

Okay

7,363 reviews

United Airlines

7.4

Good

8,924 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Anonymous,Dec 2024

YVR - SFO

It was a good experience. The flight took 45 minutes longer to fly and all passengers had to wait inside the plane till the technical issue was fixed. Overall it was a good experience.

Related info for your journey

How long is the flight from North America to London Heathrow Airport?
Airlines like Delta, TAP AIR PORTUGAL, and United Airlines fly from North America to London Heathrow Airport in about 6h 40m. The time it takes to get you to your destination can typically vary by up to 13h. Airlines will cover a distance of 3254 mi. This flight may include one or multiple stops.
What are the cheapest airlines to fly from North America to London Heathrow Airport one-way?
For one-way options, check prices for TAP AIR PORTUGAL. According to our data, you can fly for as low as £130. Users have also found prices from £143 and £161 on LEVEL and Virgin Atlantic, respectively.
What are the most popular routes from North America to London Heathrow Airport?
Most travelers choose New York John F Kennedy Intl - London Heathrow, Newark - London Heathrow or Boston Logan Intl - London Heathrow when deciding on the best route from North America to London Heathrow Airport.
What are the most reliable airlines from North America to London Heathrow Airport?
Consider KLM (96%), Air France (96%) or Delta (96%) when booking your flight. These represent the most reliable airlines when flying from North America to London Heathrow Airport.
What are the cheapest flights from North America to London Heathrow Airport?
The cheapest flight price from North America to London Heathrow Airport is £261. On average you can expect to pay £1,222. The most popular route, (New York John F Kennedy Intl - London Heathrow), can usually be booked for £287.
Can I find deals for flights from North America to Heathrow that include hotel bookings?
Yes. In addition to deals on North America to Heathrow flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from North America to Heathrow?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from North America to Heathrow.
Can I find deals for business class flights from North America to Heathrow?
Yes. Cheapflights offers flight deals from North America to Heathrow by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from North America to London Heathrow Airport?
Currently, January is the cheapest month in which you can book a flight from North America to London Heathrow Airport (average of £112). Flying from North America to London Heathrow Airport in August is currently the most expensive (average of £164). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Milton Keynes

Croydon

Hounslow

Slough

Gatwick

Northampton

Luton

Deal

Wembley

Ilford

Crawley

Hayes

Watford

Winchester

Chichester

Ipswich

Swindon

Dartford

Guildford

Brentford

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Top 10 airlines flying from North America to Heathrow

Airline	Cheapest	Average	Flexibility	On-time
Air France	Cheapest£226	Average£587	FlexibilityNo cancel fee	On-time77%	Search Air France flights
Virgin Atlantic	Cheapest£272	Average£547	FlexibilityNo cancel fee	On-time72%	Search Virgin Atlantic flights
KLM	Cheapest£283	Average£502	FlexibilityNo cancel fee	On-time75%	Search KLM flights
Delta	Cheapest£290	Average£637	FlexibilityNo cancel fee	On-timeN/A	Search Delta flights
JetBlue	Cheapest£292	Average£527	FlexibilityNo cancel fee	On-time62%	Search JetBlue flights
Scandinavian Airlines	Cheapest£299	Average£436	FlexibilityNo cancel fee	On-time77%	Search Scandinavian Airlines flights
British Airways	Cheapest£300	Average£600	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
Lufthansa	Cheapest£314	Average£609	FlexibilityNo cancel fee	On-time76%	Search Lufthansa flights
United Airlines	Cheapest£340	Average£564	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights
Icelandair	Cheapest£356	Average£453	FlexibilityNo cancel fee	On-time76%	Search Icelandair flights

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Deals for North America to Heathrow flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

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Cheapflights helps you find that perfect flight to Heathrow from North America by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from North America to Heathrow with no change fees?

Need flexible booking options for your flight to Heathrow from North America? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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Cheap flights from North America to London Heathrow Airport from £106

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 22/9. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from North America to Heathrow

Keep the following information in mind while searching for North America to Heathrow flight deals. Data was last updated 17 September 2025.

Round-trip from

One-way from

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Average price

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Find flight deals from North America to Heathrow

Cheapest flights from North America to HeathrowExplore the most affordable flight options available from North America to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 September 2025.

Explore the most affordable flight options available from North America to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 September 2025.

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Use the filters below to find and compare flights from North America to London Heathrow Airport that are best for you.

Best time to book a flight from North America to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from North America with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from North America to London Heathrow Airport

What is the cheapest month to book a flight from North America to London Heathrow Airport?

What is the cheapest time of day to fly from NA to LHR?

Find hourly flight availability from North America to Heathrow. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 17 September 2025.

Weekly flight availability from North America to London Heathrow Airport

Reviews of airlines servicing Heathrow

Read through reviews of airlines operating flights from North America to London Heathrow Airport, such as United Airlines, Virgin Atlantic, andAir Canada. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from North America to Heathrow. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

How long is the flight from North America to London Heathrow Airport?

What are the cheapest airlines to fly from North America to London Heathrow Airport one-way?

What are the most popular routes from North America to London Heathrow Airport?

What are the most reliable airlines from North America to London Heathrow Airport?

What are the cheapest flights from North America to London Heathrow Airport?

Can I find deals for flights from North America to Heathrow that include hotel bookings?

How can I find direct flights from North America to Heathrow?

Can I find deals for business class flights from North America to Heathrow?

What is the cheapest month to book a flight from North America to London Heathrow Airport?

Travelling to a place near London Heathrow Airport?

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Alternative routes for North America to Heathrow

See prices for flight routes from nearby airports that may be better suited for you.

Top 10 airlines flying from North America to Heathrow

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Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from North America to Heathrow?

Why should you use Cheapflights to find cheap flight tickets from North America to Heathrow?

Can Cheapflights find flights from North America to Heathrow with no change fees?

Can Cheapflights notify me if prices for flights from North America to Heathrow become cheaper?

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Cheapest flights from North America to Heathrow
Explore the most affordable flight options available from North America to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 September 2025.