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

For one-way options, check prices for Icelandair. According to our data, you can fly for as low as £141. Users have also found prices from £167 and £197 on TAP AIR PORTUGAL and JetBlue, 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 Los Angeles - 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 £298. On average you can expect to pay £2,209. The most popular route, (New York John F Kennedy Intl - London Heathrow), can usually be booked for £299.

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

Consider Air Canada (83%), Austrian Airlines (83%) or United Airlines (83%) 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 American Airlines, Air France and Finnair. Something to consider prior to booking your flight.

How far in advance should I book a flight from North America to London Heathrow Airport?

Find a great deal and save up to 22% by booking at least 31 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from North America to London Heathrow Airport within the next two weeks, with the cheapest ticket starting at £464.

What is the cheapest month to fly from North America to London Heathrow Airport?

Flights from North America to London Heathrow Airport lean towards being more expensive in December. Prices are generally better when you fly from North America to London Heathrow Airport in January, with the cheapest ticket starting at £280.

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.

£353+ Flights from North America to London Heathrow Airport - Compare & Save Big

Cheap flight deals from North America to Heathrow

Round-trip from	£385
One-way from	£141
Popular in	December
Cheapest in	January
Average price	£444
Good round-trip deal	£416 or less
Good one-way deal	£248 or less

Scandinavian Airlines
2/9-14/9
2 total stops
42h 35m total
North America to London

Search Deals

Icelandair
20/7
1 total stop
18h 55m total
North America to London

Search Deals

High demand for flights, 5% potential price rise

Search Deals

Cheapest flight prices on average. 2% potential price decrease (£7 potential savings vs. average return price).

Search Deals

Average for round-trip flights in May 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 1 May 2025.

Thu 31/720:25JFK - LHR

1 stop10h 30mIcelandair

Sat 6/921:25LHR - JFK

1 stop29h 45mIcelandair

Deal found 29/4£385

Wed 20/818:55JFK - LHR

1 stop16h 05mScandinavian Airlines

Tue 26/807:05LHR - JFK

1 stop13h 35mScandinavian Airlines

Deal found 28/4£385

Tue 16/918:30JFK - LHR

Nonstop7h 00mIberia

Thu 25/918:05LHR - JFK

Nonstop7h 55mIberia

Deal found 29/4£386

Fri 16/519:25JFK - LHR

1 stop13h 15mSWISS

Sun 18/506:00LHR - JFK

1 stop11h 50mSWISS

Deal found 29/4£387

Sun 17/819:30JFK - LHR

Nonstop7h 15mBritish Airways

Wed 27/814:10LHR - JFK

Nonstop7h 55mBritish Airways

Deal found 30/4£391

Thu 8/523:10JFK - LHR

1 stop16h 10mMultiple Airlines

Tue 13/520:50LHR - JFK

1 stop29h 50mMultiple Airlines

Deal found 30/4£393

Tue 2/918:50LGA - LHR

1 stop9h 45mAir Canada

Tue 9/909:30LHR - LGA

1 stop10h 17mAir Canada

Deal found 30/4£401

Tue 13/521:00JFK - LHR

Nonstop7h 15mVirgin Atlantic

Sun 18/518:50LHR - JFK

Nonstop7h 39mVirgin Atlantic

Deal found 29/4£403

Sun 10/815:30JFK - LHR

1 stop11h 20mAmerican Airlines

Thu 21/816:20LHR - JFK

Nonstop8h 05mAmerican Airlines

Deal found 29/4£411

Tue 13/509:00JFK - LHR

1 stop16h 30mUnited Airlines

Thu 22/507:45LHR - JFK

1 stop10h 15mUnited Airlines

Deal found 29/4£413

Sat 16/806:00LGA - LHR

1 stop23h 40mUnited Airlines

Sun 31/814:05LHR - LGA

1 stop22h 57mUnited Airlines

Deal found 30/4£416

Sun 4/518:29JFK - LHR

1 stop9h 36mAer Lingus

Tue 6/509:50LHR - JFK

1 stop12h 00mAer Lingus

Deal found 30/4£417

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 1 May 2025.

Tue 2/918:55JFK - LHR

1 stop17h 45mScandinavian Airlines

Sun 14/919:50LHR - JFK

1 stop24h 50mScandinavian Airlines

Deal found 30/4£385

Tue 16/909:45JFK - LHR

Nonstop6h 55mIberia

Tue 21/1008:25LHR - JFK

Nonstop7h 45mIberia

Deal found 29/4£386

Fri 16/519:25JFK - LHR

1 stop13h 15mSWISS

Sun 18/506:00LHR - JFK

1 stop11h 50mSWISS

Deal found 29/4£387

Sun 18/523:10JFK - LHR

1 stop16h 10mIcelandair

Tue 27/521:25LHR - JFK

1 stop29h 45mIcelandair

Deal found 30/4£388

Wed 24/918:30JFK - LHR

Nonstop7h 00mBritish Airways

Tue 30/917:00LHR - JFK

Nonstop7h 55mBritish Airways

Deal found 30/4£391

Tue 2/918:50LGA - LHR

1 stop9h 45mAir Canada

Tue 9/909:30LHR - LGA

1 stop10h 17mAir Canada

Deal found 30/4£401

Tue 13/515:40JFK - LHR

1 stop12h 55mMultiple Airlines

Sun 18/506:00LHR - JFK

1 stop11h 50mMultiple Airlines

Deal found 29/4£402

Sun 10/815:30JFK - LHR

1 stop11h 20mAmerican Airlines

Thu 21/816:20LHR - JFK

Nonstop8h 05mAmerican Airlines

Deal found 29/4£411

Mon 12/518:29JFK - LHR

1 stop9h 36mAer Lingus

Thu 15/509:50LHR - JFK

1 stop12h 00mAer Lingus

Deal found 30/4£412

Wed 20/809:00JFK - LHR

1 stop20h 00mUnited Airlines

Sun 24/806:50LHR - JFK

1 stop11h 10mUnited Airlines

Deal found 29/4£413

Sat 6/908:10JFK - LHR

Nonstop6h 50mDelta

Sun 7/920:10LHR - JFK

Nonstop7h 50mDelta

Deal found 29/4£421

Tue 19/818:10JFK - LHR

1 stop11h 05mBrussels Airlines

Sun 24/806:50LHR - JFK

1 stop11h 10mBrussels Airlines

Deal found 30/4£434

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 1 May 2025.

Tue 16/909:45JFK - LHR

Nonstop6h 55mIberia

Tue 21/1008:25LHR - JFK

Nonstop7h 45mIberia

Deal found 29/4£386

Wed 24/918:30JFK - LHR

Nonstop7h 00mBritish Airways

Tue 30/917:00LHR - JFK

Nonstop7h 55mBritish Airways

Deal found 30/4£391

Sun 20/719:00JFK - LHR

Nonstop7h 15mVirgin Atlantic

Sun 14/920:10LHR - JFK

Nonstop7h 50mVirgin Atlantic

Deal found 30/4£396

Tue 13/521:30JFK - LHR

Nonstop7h 10mAmerican Airlines

Tue 20/516:20LHR - JFK

Nonstop8h 05mAmerican Airlines

Deal found 30/4£407

Fri 15/817:25EWR - LHR

Nonstop7h 30mUnited Airlines

Sat 30/808:00LHR - EWR

Nonstop8h 05mUnited Airlines

Deal found 29/4£421

Sat 6/908:10JFK - LHR

Nonstop6h 50mDelta

Thu 11/912:55LHR - JFK

Nonstop8h 05mDelta

Deal found 29/4£421

Fri 29/821:25EWR - LHR

Nonstop7h 00mBritish Airways

Sat 13/916:35LHR - EWR

Nonstop7h 50mBritish Airways

Deal found 30/4£423

Sun 7/921:25EWR - LHR

Nonstop7h 00mIberia

Thu 11/916:35LHR - EWR

Nonstop7h 50mIberia

Deal found 30/4£426

Mon 21/707:25BOS - LHR

Nonstop6h 30mBritish Airways

Fri 22/814:40LHR - BOS

Nonstop7h 35mBritish Airways

Deal found 30/4£429

Thu 28/819:45BOS - LHR

Nonstop6h 35mIberia

Thu 4/917:35LHR - BOS

Nonstop7h 35mIberia

Deal found 29/4£433

Tue 13/522:45BOS - LHR

Nonstop6h 45mVirgin Atlantic

Fri 14/1112:15LHR - BOS

Nonstop8h 00mVirgin Atlantic

Deal found 1/5£436

Mon 6/1008:38JFK - LHR

Nonstop7h 07mJetBlue

Fri 10/1008:15LHR - JFK

Nonstop8h 03mJetBlue

Deal found 30/4£438

Last-minute flights from North America to Heathrow
Discover last-minute flight deals from North America to Heathrow. Data last updated 1 May 2025 and is based on user searches.

Sat 3/518:29JFK - LHR

1 stop9h 36mAer Lingus

Thu 21/809:50LHR - JFK

1 stop12h 00mAer Lingus

Deal found 30/4£411

Tue 6/509:45JFK - LHR

Nonstop6h 55mIberia

Wed 14/509:45LHR - JFK

Nonstop7h 55mIberia

Deal found 29/4£397

Tue 6/520:05BOS - LHR

Nonstop6h 45mIberia

Fri 16/511:30LHR - BOS

1 stop13h 20mIberia

Deal found 29/4£429

Thu 8/520:25JFK - LHR

1 stop18h 55mIcelandair

Fri 16/521:25LHR - JFK

1 stop29h 45mIcelandair

Deal found 30/4£385

Thu 8/523:10JFK - LHR

1 stop16h 10mMultiple Airlines

Tue 13/520:50LHR - JFK

1 stop29h 50mMultiple Airlines

Deal found 30/4£393

Thu 8/516:55JFK - LHR

1 stop10h 05mAer Lingus

Thu 15/509:50LHR - JFK

1 stop12h 00mAer Lingus

Deal found 30/4£412

Thu 8/517:30EWR - LHR

1 stop14h 10mAer Lingus

Sun 11/508:50LHR - EWR

1 stop12h 10mAer Lingus

Deal found 1/5£423

Sat 10/517:10JFK - LHR

1 stop23h 25mScandinavian Airlines

Mon 12/513:55LHR - JFK

2 stops30h 45mScandinavian Airlines

Deal found 30/4£424

Sat 10/510:25EWR - LHR

1 stop15h 05mMultiple Airlines

Fri 16/518:40LHR - EWR

1 stop30h 30mMultiple Airlines

Deal found 30/4£425

Sat 10/519:30JFK - LHR

Nonstop7h 15mBritish Airways

Thu 15/507:45LHR - JFK

1 stop12h 00mBritish Airways

Deal found 30/4£425

Sat 10/508:10JFK - LHR

Nonstop6h 50mVirgin Atlantic

Sun 11/520:10LHR - JFK

Nonstop7h 50mVirgin Atlantic

Deal found 30/4£427

Sun 11/518:50LGA - LHR

1 stop10h 10mAir Canada

Thu 22/508:30LHR - LGA

1 stop11h 29mAir Canada

Deal found 30/4£418

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 1 May 2025.

Sun 20/720:25JFK - LHR

1 stop18h 55mIcelandair

Deal found 29/4£141

Mon 21/700:15JFK - LHR

1 stop33h 00mMultiple Airlines

Deal found 30/4£163

Tue 14/1020:30BWI - LHR

1 stop18h 50mIcelandair

Deal found 30/4£164

Thu 7/822:05JFK - LHR

1 stop14h 40mTAP AIR PORTUGAL

Deal found 30/4£167

Thu 21/820:25EWR - LHR

1 stop18h 55mIcelandair

Deal found 30/4£178

Thu 18/923:00EWR - LHR

1 stop10h 15mMultiple Airlines

Deal found 30/4£180

Sat 2/822:50EWR - LHR

1 stop18h 10mTAP AIR PORTUGAL

Deal found 30/4£193

Thu 31/712:35BOS - LHR

1 stop18h 20mIcelandair

Deal found 29/4£196

Sun 11/520:30IAD - LHR

1 stop18h 50mIcelandair

Deal found 30/4£196

Mon 22/918:30BOS - LHR

Nonstop7h 00mJetBlue

Deal found 30/4£197

Sun 20/722:20IAD - LHR

1 stop19h 35mTAP AIR PORTUGAL

Deal found 30/4£202

Sun 6/716:40LAX - LHR

1 stop33h 40mTAP AIR PORTUGAL

Deal found 30/4£203

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

New YorkLondon

JFK - LHR

JFKLHR

New York John F Kennedy Intl

Tue 2/9

18:55-17:40

1 stop17h 45m

London Heathrow

Sun 14/9

19:50-15:40

1 stop24h 50m

£385

New YorkLondon

JFK - LHR

JFKLHR

New York John F Kennedy Intl

Tue 16/9

18:30-06:30

Nonstop7h 00m

London Heathrow

Thu 25/9

18:05-21:00

Nonstop7h 55m

£386

New YorkLondon

JFK - LHR

JFKLHR

New York John F Kennedy Intl

Fri 16/5

19:25-13:40

1 stop13h 15m

London Heathrow

Sun 18/5

06:00-12:50

1 stop11h 50m

£387

New YorkLondon

JFK - LHR

JFKLHR

New York John F Kennedy Intl

Sun 18/5

23:10-20:20

1 stop16h 10m

London Heathrow

Tue 27/5

21:25-22:10

1 stop29h 45m

£388

New YorkLondon

JFK - LHR

JFKLHR

New York John F Kennedy Intl

Wed 24/9

18:30-06:30

Nonstop7h 00m

London Heathrow

Tue 30/9

17:00-19:55

Nonstop7h 55m

£391

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Tue 2/9

18:50-09:35

1 stop9h 45m

London Heathrow

Tue 9/9

09:30-14:47

1 stop10h 17m

£401

New YorkLondon

JFK - LHR

JFKLHR

New York John F Kennedy Intl

Tue 13/5

15:40-09:35

1 stop12h 55m

London Heathrow

Sun 18/5

06:00-12:50

1 stop11h 50m

£402

New YorkLondon

JFK - LHR

JFKLHR

New York John F Kennedy Intl

Tue 13/5

09:00-06:35

2 stops16h 35m

London Heathrow

Tue 16/9

08:45-21:45

2 stops18h 00m

£409

New YorkLondon

JFK - LHR

JFKLHR

New York John F Kennedy Intl

Sun 10/8

15:30-07:50

1 stop11h 20m

London Heathrow

Thu 21/8

16:20-19:25

Nonstop8h 05m

£411

New YorkLondon

JFK - LHR

JFKLHR

New York John F Kennedy Intl

Mon 12/5

18:29-09:05

1 stop9h 36m

London Heathrow

Thu 15/5

09:50-16:50

1 stop12h 00m

£412

Flights are sorted by cheapest return flights first.

Deals found on 29/4

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 (58 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (42 on average).

Rainfall in Heathrow by month

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.

Temperature in Heathrow by month

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).

Reviews of airlines servicing Heathrow

Delta

8.0

Very Good

7,934 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta

8.0

Very Good

7,934 reviews

Delta

8.0

Very Good

7,934 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

KLM

7.8

Good

1,334 reviews

Delta

8.0

Very Good

7,934 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Austrian Airlines

7.6

Good

781 reviews

Delta

8.0

Very Good

7,934 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Finnair

7.6

Good

1,275 reviews

Delta

8.0

Very Good

7,934 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

SWISS

7.5

Good

1,588 reviews

Delta

8.0

Very Good

7,934 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

What are the cheapest airlines to fly from North America to London Heathrow Airport one-way?
For one-way options, check prices for Icelandair. According to our data, you can fly for as low as £141. Users have also found prices from £167 and £197 on TAP AIR PORTUGAL and JetBlue, 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 Los Angeles - 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 Air Canada (83%), Austrian Airlines (83%) or United Airlines (83%) 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 £298. On average you can expect to pay £2,209. The most popular route, (New York John F Kennedy Intl - London Heathrow), can usually be booked for £299.
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

Deal

Hounslow

Milton Keynes

Gatwick

Luton

Slough

Croydon

Eastbourne

Northampton

Southend-on-Sea

Ilford

Crawley

Hayes

Ipswich

Watford

Wembley

Swindon

Folkestone

Maidstone

Winchester

Browse thousands of different options on Cheapflights for your next trip

Top 10 airlines flying from North America to Heathrow

Airline	Cheapest	Average	Flexibility	On-time
Norse Atlantic UK	Cheapest£245	Average£428	FlexibilityNo cancel fee	On-timeN/A	Search Norse Atlantic UK flights
Virgin Atlantic	Cheapest£281	Average£579	FlexibilityNo cancel fee	On-time72%	Search Virgin Atlantic flights
Air France	Cheapest£284	Average£538	FlexibilityNo cancel fee	On-time77%	Search Air France flights
KLM	Cheapest£289	Average£600	FlexibilityNo cancel fee	On-time75%	Search KLM flights
Delta	Cheapest£296	Average£463	FlexibilityNo cancel fee	On-timeN/A	Search Delta flights
JetBlue	Cheapest£297	Average£607	FlexibilityNo cancel fee	On-time62%	Search JetBlue flights
British Airways	Cheapest£298	Average£601	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
Finnair	Cheapest£305	Average£619	FlexibilityNo cancel fee	On-time76%	Search Finnair flights
Scandinavian Airlines	Cheapest£305	Average£527	FlexibilityNo cancel fee	On-time77%	Search Scandinavian Airlines flights
Air Canada	Cheapest£305	Average£523	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights

Fly with Cheapflights

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

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.

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

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.

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

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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Cheap flights from North America to London Heathrow Airport from £141

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 20/7. 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 1 May 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

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 1 May 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 1 May 2025.

Cheapflights Fare Finder

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 1 May 2025.

Weekly flight availability from North America to London Heathrow Airport

Explore weekly flight availability from North America to Heathrow. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 1 May 2025.

Rainfall in Heathrow by month

Plan your trip to Heathrow by taking into account the average rainfall totals by month.

Temperature in Heathrow by month

Plan your trip to Heathrow by taking into account the average temperature totals by month.

Reviews of airlines servicing Heathrow

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.

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?

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Alternative routes for North America to Heathrow

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Top 10 airlines flying from North America to Heathrow

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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 1 May 2025.