How long is the flight from USA to London Heathrow Airport?

JetBlue, United Airlines, and Delta can get you from USA to London Heathrow Airport in just under 6h 40m. Your travel time will be generally consistent. The distance between USA and London Heathrow Airport is about 3254 mi. Generally, flights for this route are direct.

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

For one-way options, check prices for JetBlue. According to our data, you can fly for as low as £56. Users have also found prices from £67 and £87 on Delta and Norse Atlantic UK, 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 USA to London Heathrow Airport?

The most popular flight routes from USA to London Heathrow Airport are New York John F Kennedy Intl - London Heathrow, Newark - London Heathrow and Boston Logan Intl - London Heathrow.

What are the cheapest flights from USA to London Heathrow Airport?

The cheapest flight price from USA to London Heathrow Airport is £275. On average you can expect to pay £1,190. The most popular route, (New York John F Kennedy Intl - London Heathrow), can usually be booked for £276.

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

Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from USA to London Heathrow Airport on time: Air Canada (90%), Austrian Airlines (90%), United Airlines (90%).

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

The most popular airlines flying from USA to London Heathrow Airport are British Airways, Virgin Atlantic and United Airlines. Something to consider prior to booking your flight.

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

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

How can I find direct flights from USA to Heathrow?

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

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

Yes. Cheapflights offers flight deals from USA 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.

£137+ Flights from the United States to London Heathrow Airport

Cheap flight deals from USA to Heathrow

Enter your travel dates to find the best prices.

Cheapest flights from USA to Heathrow
Explore the most affordable flight options available from USA to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 10 December 2025.

Tue 30/1213:00EWR - LHR

1 stop26h 35mMultiple Airlines

Wed 14/117:10LHR - EWR

1 stop25h 45mMultiple Airlines

Deal found 10/12£372

Tue 9/1213:00EWR - LHR

1 stop26h 35mUnited Airlines

Tue 20/112:05LHR - EWR

1 stop13h 25mUnited Airlines

Deal found 8/12£373

Wed 31/1215:30EWR - LHR

1 stop10h 40mUnited Airlines

Sat 31/112:05LHR - EWR

1 stop13h 25mUnited Airlines

Deal found 9/12£375

Tue 30/1219:29EWR - LHR

1 stop30h 11mUnited Airlines

Fri 9/109:00LHR - EWR

1 stop32h 18mUnited Airlines

Deal found 8/12£376

Tue 9/1219:52EWR - LHR

1 stop29h 48mUnited Airlines

Sat 13/1209:00LHR - EWR

1 stop32h 18mUnited Airlines

Deal found 9/12£377

Thu 11/1210:15JFK - LHR

Nonstop6h 55mBritish Airways

Tue 31/319:40LHR - JFK

Nonstop7h 50mBritish Airways

Deal found 10/12£377

Tue 30/1213:00EWR - LHR

1 stop26h 35mAir Canada

Fri 30/109:00LHR - EWR

2 stops15h 38mAir Canada

Deal found 9/12£378

Tue 30/1216:50JFK - LHR

1 stop32h 40mUnited Airlines

Tue 20/113:45LHR - JFK

1 stop28h 20mUnited Airlines

Deal found 9/12£378

Wed 31/1205:20BOS - LHR

1 stop24h 30mUnited Airlines

Tue 13/113:25LHR - BOS

1 stop30h 27mUnited Airlines

Deal found 8/12£378

Tue 9/1215:20LGA - LHR

1 stop10h 50mAir Canada

Thu 15/113:25LHR - LGA

1 stop10h 37mAir Canada

Deal found 8/12£378

Mon 29/1219:29EWR - LHR

1 stop30h 11mUnited Airlines

Sat 31/113:25LHR - EWR

1 stop25h 17mUnited Airlines

Deal found 9/12£378

Wed 10/1221:09JFK - LHR

Nonstop7h 21mJetBlue

Fri 13/212:20LHR - JFK

Nonstop8h 32mJetBlue

Deal found 8/12£378

Best flights from USA to Heathrow
Discover carefully curated flight deals from USA to Heathrow that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 10 December 2025.

Sat 31/119:12BOS - LHR

Nonstop6h 43mJetBlue

Thu 12/209:20LHR - BOS

Nonstop7h 56mJetBlue

Deal found 8/12£378

Mon 2/208:25EWR - LHR

Nonstop7h 10mUnited Airlines

Sat 7/212:05LHR - EWR

1 stop13h 25mUnited Airlines

Deal found 9/12£378

Tue 30/1219:10BOS - LHR

Nonstop6h 40mDelta

Wed 14/106:20LHR - BOS

1 stop15h 00mDelta

Deal found 9/12£381

Sun 15/320:10BOS - LHR

Nonstop6h 40mMultiple Airlines

Wed 25/308:55LHR - BOS

1 stop12h 25mMultiple Airlines

Deal found 9/12£387

Sun 1/320:00BOS - LHR

Nonstop6h 50mVirgin Atlantic

Wed 11/308:55LHR - BOS

1 stop12h 25mVirgin Atlantic

Deal found 10/12£387

Mon 12/119:35EWR - LHR

1 stop10h 15mIcelandair

Wed 21/112:15LHR - EWR

1 stop11h 10mIcelandair

Deal found 9/12£390

Fri 6/307:00ORD - LHR

2 stops20h 20mScandinavian Airlines

Sun 15/321:05LHR - ORD

2 stops25h 40mScandinavian Airlines

Deal found 8/12£426

Tue 17/317:20DFW - LHR

1 stop11h 55mLufthansa

Sun 29/306:30LHR - DFW

1 stop13h 35mLufthansa

Deal found 8/12£639

Thu 26/221:15DFW - LHR

Nonstop9h 00mBritish Airways

Wed 11/315:00LHR - DFW

Nonstop10h 10mBritish Airways

Deal found 7/12£669

Thu 8/120:00EWR - LHR

Nonstop7h 25mUnited Airlines

Thu 15/112:05LHR - EWR

1 stop13h 25mUnited Airlines

Deal found 9/12£378

Fri 20/208:45JFK - LHR

Nonstop7h 00mJetBlue

Thu 26/207:25LHR - JFK

Nonstop8h 21mJetBlue

Deal found 8/12£378

Sun 15/321:00BOS - LHR

Nonstop6h 50mDelta

Fri 20/306:20LHR - BOS

1 stop15h 00mDelta

Deal found 9/12£387

Wed 21/108:20JFK - LHR

Nonstop6h 50mVirgin Atlantic

Wed 28/106:30LHR - JFK

1 stop14h 15mVirgin Atlantic

Deal found 9/12£387

Wed 11/219:35EWR - LHR

1 stop10h 15mIcelandair

Thu 19/212:15LHR - EWR

1 stop11h 10mIcelandair

Deal found 8/12£390

Sat 7/309:55JFK - LHR

Nonstop7h 05mJetBlue

Wed 18/307:25LHR - JFK

Nonstop8h 21mJetBlue

Deal found 7/12£378

Tue 17/218:40BOS - LHR

1 stop20h 55mUnited Airlines

Thu 26/209:00LHR - BOS

1 stop16h 00mUnited Airlines

Deal found 8/12£379

Wed 28/120:00BOS - LHR

Nonstop6h 50mDelta

Tue 24/206:20LHR - BOS

1 stop15h 00mDelta

Deal found 9/12£387

Wed 4/222:00JFK - LHR

Nonstop7h 15mVirgin Atlantic

Tue 10/210:00LHR - JFK

1 stop10h 45mVirgin Atlantic

Deal found 9/12£387

Mon 26/119:35EWR - LHR

1 stop18h 55mIcelandair

Tue 3/212:15LHR - EWR

1 stop11h 10mIcelandair

Deal found 9/12£390

Fri 23/119:20ORD - LHR

2 stops31h 35mScandinavian Airlines

Sat 31/106:40LHR - ORD

2 stops16h 05mScandinavian Airlines

Deal found 7/12£437

Wed 18/208:25EWR - LHR

Nonstop7h 10mUnited Airlines

Sun 22/209:05LHR - EWR

1 stop33h 50mUnited Airlines

Deal found 9/12£381

Mon 2/219:15BOS - LHR

Nonstop6h 35mDelta

Fri 6/209:00LHR - BOS

1 stop12h 20mDelta

Deal found 9/12£387

Thu 15/118:00JFK - LHR

Nonstop7h 20mVirgin Atlantic

Sun 18/108:40LHR - JFK

1 stop12h 05mVirgin Atlantic

Deal found 9/12£387

Mon 2/307:10SFO - LHR

2 stops18h 10mScandinavian Airlines

Tue 17/306:40LHR - SFO

2 stops23h 19mScandinavian Airlines

Deal found 7/12£451

Tue 24/315:35BOS - LHR

1 stop11h 35mUnited Airlines

Mon 30/312:10LHR - BOS

1 stop12h 45mUnited Airlines

Deal found 9/12£381

Tue 17/219:15BOS - LHR

Nonstop6h 35mDelta

Wed 25/208:55LHR - BOS

1 stop12h 25mDelta

Deal found 9/12£387

Fri 23/116:00LGA - LHR

1 stop10h 50mVirgin Atlantic

Sat 7/206:20LHR - LGA

2 stops19h 11mVirgin Atlantic

Deal found 7/12£397

Wed 14/113:00SFO - LHR

2 stops20h 40mScandinavian Airlines

Tue 20/119:30LHR - SFO

2 stops35h 34mScandinavian Airlines

Deal found 9/12£451

Mon 2/210:05JFK - LHR

1 stop16h 05mUnited Airlines

Tue 10/209:00LHR - JFK

1 stop33h 05mUnited Airlines

Deal found 8/12£381

Thu 26/221:30JFK - LHR

Nonstop6h 50mDelta

Wed 4/308:40LHR - JFK

1 stop12h 05mDelta

Deal found 9/12£387

Direct flights from USA to Heathrow
Explore direct flight options from USA to Heathrow based on user searches, and compare prices and availability for your desired travel dates. Data last updated 10 December 2025.

Mon 26/119:01JFK - LHR

Nonstop6h 54mVirgin Atlantic

Tue 3/216:35LHR - JFK

Nonstop7h 55mVirgin Atlantic

Deal found 9/12£377

Fri 16/108:45JFK - LHR

Nonstop7h 00mJetBlue

Sat 24/108:05LHR - JFK

Nonstop8h 24mJetBlue

Deal found 9/12£378

Wed 18/219:12BOS - LHR

Nonstop6h 43mJetBlue

Fri 27/209:20LHR - BOS

Nonstop7h 56mJetBlue

Deal found 8/12£378

Sat 14/209:54JFK - LHR

Nonstop7h 06mJetBlue

Sat 28/212:20LHR - JFK

Nonstop8h 32mJetBlue

Deal found 7/12£378

Thu 8/108:20JFK - LHR

Nonstop6h 50mVirgin Atlantic

Tue 20/116:35LHR - JFK

Nonstop7h 55mVirgin Atlantic

Deal found 9/12£379

Wed 4/320:00BOS - LHR

Nonstop6h 50mVirgin Atlantic

Tue 10/313:05LHR - BOS

Nonstop7h 55mVirgin Atlantic

Deal found 8/12£380

Thu 15/119:01JFK - LHR

Nonstop6h 54mVirgin Atlantic

Wed 21/116:35LHR - JFK

Nonstop7h 55mVirgin Atlantic

Deal found 8/12£380

Sun 15/219:15BOS - LHR

Nonstop6h 45mFinnair

Fri 20/213:30LHR - BOS

Nonstop7h 35mFinnair

Deal found 9/12£381

Sun 1/321:35EWR - LHR

Nonstop6h 55mBritish Airways

Fri 13/310:40LHR - EWR

Nonstop8h 10mBritish Airways

Deal found 9/12£381

Wed 7/118:00JFK - LHR

Nonstop7h 20mVirgin Atlantic

Wed 14/112:40LHR - JFK

Nonstop8h 19mVirgin Atlantic

Deal found 8/12£381

Wed 7/120:00BOS - LHR

Nonstop6h 50mVirgin Atlantic

Wed 14/113:05LHR - BOS

Nonstop7h 55mVirgin Atlantic

Deal found 8/12£381

Tue 24/221:35EWR - LHR

Nonstop6h 55mBritish Airways

Sun 1/310:40LHR - EWR

Nonstop8h 10mBritish Airways

Deal found 9/12£381

Last-minute flights from USA to Heathrow
Discover last-minute flight deals from USA to Heathrow. Data last updated 10 December 2025 and is based on user searches.

Sun 14/1213:00EWR - LHR

1 stop26h 35mAir Canada

Fri 20/209:00LHR - EWR

1 stop32h 18mAir Canada

Deal found 8/12£389

Sun 14/1222:40EWR - LHR

Nonstop7h 25mUnited Airlines

Fri 20/209:00LHR - EWR

1 stop16h 30mUnited Airlines

Deal found 8/12£392

Sun 14/1212:02EWR - LHR

1 stop16h 18mMultiple Airlines

Wed 24/1220:05LHR - EWR

1 stop22h 50mMultiple Airlines

Deal found 9/12£393

Mon 15/1210:35LGA - LHR

1 stop15h 35mAir Canada

Mon 22/1213:25LHR - LGA

1 stop10h 37mAir Canada

Deal found 10/12£379

Mon 15/1213:35BOS - LHR

1 stop13h 50mAustrian Airlines

Fri 26/1206:00LHR - BOS

1 stop13h 05mAustrian Airlines

Deal found 8/12£380

Mon 15/1213:35BOS - LHR

1 stop13h 50mMultiple Airlines

Fri 26/1208:45LHR - BOS

1 stop14h 50mMultiple Airlines

Deal found 9/12£381

Mon 15/1215:40BOS - LHR

1 stop10h 30mMultiple Airlines

Mon 26/112:05LHR - BOS

1 stop12h 55mMultiple Airlines

Deal found 9/12£384

Mon 15/1206:55EWR - LHR

1 stop19h 15mMultiple Airlines

Wed 21/112:05LHR - EWR

1 stop13h 25mMultiple Airlines

Deal found 9/12£384

Mon 15/1210:05JFK - LHR

1 stop16h 05mMultiple Airlines

Wed 21/118:40LHR - JFK

1 stop23h 25mMultiple Airlines

Deal found 9/12£384

Mon 15/1210:05JFK - LHR

1 stop16h 05mMultiple Airlines

Wed 14/106:00LHR - JFK

1 stop15h 40mMultiple Airlines

Deal found 9/12£388

Mon 15/1205:30BOS - LHR

1 stop20h 40mAir Canada

Mon 22/1213:25LHR - BOS

1 stop25h 07mAir Canada

Deal found 8/12£390

Mon 15/1210:05JFK - LHR

1 stop16h 05mMultiple Airlines

Thu 5/306:00LHR - JFK

1 stop12h 05mMultiple Airlines

Deal found 9/12£390

One-way flights from USA to Heathrow
Search for one-way flight options from USA to Heathrow. Find affordable one-way fares based on user searches. Data last updated 10 December 2025.

Tue 13/122:00JFK - LHR

1 stop18h 35mTAP AIR PORTUGAL

Deal found 9/12£137

Sun 18/123:55EWR - LHR

1 stop17h 45mTAP AIR PORTUGAL

Deal found 8/12£138

Sun 18/122:00JFK - LHR

1 stop18h 35mTAP AIR PORTUGAL

Deal found 8/12£138

Wed 14/123:55EWR - LHR

1 stop17h 45mTAP AIR PORTUGAL

Deal found 7/12£139

Wed 14/122:00JFK - LHR

1 stop19h 40mTAP AIR PORTUGAL

Deal found 7/12£139

Mon 26/117:40EWR - LHR

1 stop18h 50mTAP AIR PORTUGAL

Deal found 8/12£140

Wed 28/122:00JFK - LHR

1 stop12h 30mTAP AIR PORTUGAL

Deal found 8/12£140

Sun 25/123:55EWR - LHR

1 stop12h 35mTAP AIR PORTUGAL

Deal found 8/12£140

Sun 11/123:55EWR - LHR

1 stop17h 45mTAP AIR PORTUGAL

Deal found 8/12£141

Sun 11/122:00JFK - LHR

1 stop19h 40mTAP AIR PORTUGAL

Deal found 8/12£141

Tue 10/323:00JFK - LHR

1 stop19h 40mTAP AIR PORTUGAL

Deal found 9/12£143

Mon 12/123:55EWR - LHR

1 stop12h 35mTAP AIR PORTUGAL

Deal found 9/12£143

Find flight deals from USA to Heathrow

Round-trip from	£370
One-way from	£137
Popular in	December
Cheapest in	January
Average price	£547
Good round-trip deal	£261 or less
Good one-way deal	£131 or less

Aer Lingus
8/1-11/1
2 total stops
21h 45m total
USA to London

Search Deals

TAP AIR PORTUGAL
13/1
1 total stop
18h 35m total
USA to London

Search Deals

High demand for flights, 0% potential price rise

Search Deals

Cheapest flight prices on average. 2% potential price decrease (£9 potential savings vs. average return price).

Search Deals

Average for round-trip flights in December 2025

Search Deals

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

Search Deals

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

Search Deals

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

Sat 31/1

19:12-06:55

Nonstop6h 43m

London Heathrow

Thu 12/2

09:20-12:16

Nonstop7h 56m

£378

NewarkLondon

EWR - LHR

EWRLHR

Newark

Mon 2/2

08:25-20:35

Nonstop7h 10m

London Heathrow

Sat 7/2

12:05-20:30

1 stop13h 25m

£378

NewarkLondon

EWR - LHR

EWRLHR

Newark

Thu 8/1

20:00-08:25

Nonstop7h 25m

London Heathrow

Thu 15/1

12:05-20:30

1 stop13h 25m

£378

New YorkLondon

JFK - LHR

JFKLHR

New York John F Kennedy Intl

Fri 20/2

08:45-20:45

Nonstop7h 00m

London Heathrow

Thu 26/2

07:25-10:46

Nonstop8h 21m

£378

New YorkLondon

JFK - LHR

JFKLHR

New York John F Kennedy Intl

Sat 7/3

09:55-22:00

Nonstop7h 05m

London Heathrow

Wed 18/3

07:25-11:46

Nonstop8h 21m

£378

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

Tue 17/2

18:40-20:35

1 stop20h 55m

London Heathrow

Thu 26/2

09:00-20:00

1 stop16h 00m

£379

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

Tue 30/12

19:10-06:50

Nonstop6h 40m

London Heathrow

Wed 14/1

06:20-16:20

1 stop15h 00m

£381

NewarkLondon

EWR - LHR

EWRLHR

Newark

Wed 18/2

08:25-20:35

Nonstop7h 10m

London Heathrow

Sun 22/2

09:05-13:55

1 stop33h 50m

£381

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

Tue 24/3

15:35-07:10

1 stop11h 35m

London Heathrow

Mon 30/3

12:10-19:55

1 stop12h 45m

£381

New YorkLondon

JFK - LHR

JFKLHR

New York John F Kennedy Intl

Mon 2/2

10:05-07:10

1 stop16h 05m

London Heathrow

Tue 10/2

09:00-13:05

1 stop33h 05m

£381

Flights are sorted by cheapest return flights first.

Deals found on 9/12

Showing 1-10 of 60 results

...

Best time to book a flight from USA to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from USA 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 the United States to London Heathrow Airport

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

Currently, March is the cheapest month in which you can book a flight from USA to London Heathrow Airport (average of £278). Flying from USA to London Heathrow Airport in June is currently the most expensive (average of £433). 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 US to LHR?

A simple way to save on the total cost of your ticket is to fly from USA to London Heathrow Airport in the evening. If you’re flexible enough to do this you can expect to save up to 12% on your trip compared to booking a flight at midday.

What is the cheapest day to fly from USA to London Heathrow Airport?

Travellers seeking maximum savings on their USA to London Heathrow Airport flight should consider departing on Monday at midday when fares are most often at their lowest. Friday at midday flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from USA to London Heathrow Airport

The most flights from US0 to LHR are scheduled on a Monday (52 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (51 on average).

How often are flights from the United States to London delayed?

About 17% of weekly flights between United States and London have experienced delays in the past year, with the average delay time being 151 minutes.

What is the most punctual flight time for the United States to London flights?

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving at night tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Tuesday tends to have the lowest number of delays on this route, whereas Thursday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on the United States to London flights?

Over the past year, Virgin Atlantic have had the lowest number of delays on this route, with just 13% of flights being delayed.

Reviews of airlines servicing Heathrow

Read reviews from past customers who have flown with KLM, Virgin Atlantic, andUnited Airlines from the United States to London Heathrow Airport. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

KLM

7.7

Good

1,431 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle

KLM

7.7

Good

1,431 reviews

KLM

7.7

Good

1,431 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle

Virgin Atlantic

7.5

Good

675 reviews

KLM

7.7

Good

1,431 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle

United Airlines

7.4

Good

9,092 reviews

KLM

7.7

Good

1,431 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle

Iberia

7.0

Good

3,045 reviews

KLM

7.7

Good

1,431 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle

British Airways

6.7

Okay

7,573 reviews

KLM

7.7

Good

1,431 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle

Related info for your journey

How long is the flight from USA to London Heathrow Airport?
JetBlue, United Airlines, and Delta can get you from USA to London Heathrow Airport in just under 6h 40m. Your travel time will be generally consistent. The distance between USA and London Heathrow Airport is about 3254 mi. Generally, flights for this route are direct.
What are the cheapest airlines to fly from USA to London Heathrow Airport one-way?
For one-way options, check prices for JetBlue. According to our data, you can fly for as low as £56. Users have also found prices from £67 and £87 on Delta and Norse Atlantic UK, respectively.
What are the most popular routes from USA to London Heathrow Airport?
The most popular flight routes from USA to London Heathrow Airport are New York John F Kennedy Intl - London Heathrow, Newark - London Heathrow and Boston Logan Intl - London Heathrow.
What are the most reliable airlines from USA to London Heathrow Airport?
Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from USA to London Heathrow Airport on time: Air Canada (90%), Austrian Airlines (90%), United Airlines (90%).
What are the cheapest flights from USA to London Heathrow Airport?
The cheapest flight price from USA to London Heathrow Airport is £275. On average you can expect to pay £1,190. The most popular route, (New York John F Kennedy Intl - London Heathrow), can usually be booked for £276.
Can I find deals for flights from USA to Heathrow that include hotel bookings?
Yes. In addition to deals on USA to Heathrow flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from USA to Heathrow?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from USA to Heathrow.
Can I find deals for business class flights from USA to Heathrow?
Yes. Cheapflights offers flight deals from USA 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 USA to London Heathrow Airport?
Currently, March is the cheapest month in which you can book a flight from USA to London Heathrow Airport (average of £278). Flying from USA to London Heathrow Airport in June is currently the most expensive (average of £433). 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

Slough

Northampton

Hounslow

Luton

Gatwick

Wembley

Ilford

Brentford

Colchester

Watford

Hayes

Crawley

Winchester

Swindon

Deal

Bedford

Romford

Chichester

Browse thousands of different options on Cheapflights for your next trip

Top 10 airlines flying from USA to Heathrow

Airline	Cheapest	Average	Flexibility	On-time
Air France	Cheapest£232	Average£597	FlexibilityNo cancel fee	On-time77%	Search Air France flights
Scandinavian Airlines	Cheapest£306	Average£449	FlexibilityNo cancel fee	On-time77%	Search Scandinavian Airlines flights
KLM	Cheapest£307	Average£521	FlexibilityNo cancel fee	On-time75%	Search KLM flights
British Airways	Cheapest£310	Average£555	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
TAP AIR PORTUGAL	Cheapest£318	Average£574	FlexibilityNo cancel fee	On-timeN/A	Search TAP AIR PORTUGAL flights
Finnair	Cheapest£335	Average£645	FlexibilityNo cancel fee	On-time76%	Search Finnair flights
Iberia	Cheapest£335	Average£577	FlexibilityNo cancel fee	On-time77%	Search Iberia flights
Aer Lingus	Cheapest£343	Average£451	FlexibilityNo cancel fee	On-timeN/A	Search Aer Lingus flights
Delta	Cheapest£344	Average£627	FlexibilityNo cancel fee	On-timeN/A	Search Delta flights
Virgin Atlantic	Cheapest£346	Average£562	FlexibilityNo cancel fee	On-time72%	Search Virgin Atlantic flights

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Cheap flights from the United States to London Heathrow Airport from £137

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 13/1. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from USA to Heathrow

Cheapest flights from USA to HeathrowExplore the most affordable flight options available from USA to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 10 December 2025.

Explore the most affordable flight options available from USA to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 10 December 2025.

Find flight deals from USA to Heathrow

Keep the following information in mind while searching for USA to Heathrow flight deals. Data was last updated 10 December 2025.

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

Best time to book a flight from USA to Heathrow

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

Cheapflights Insights

Everything you need to know about your flight from the United States to London Heathrow Airport

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

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

Find hourly flight availability from USA 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 10 December 2025.

What is the cheapest day to fly from USA to London Heathrow Airport?

Use this chart to determine the cheapest time to fly return from USA to Heathrow. Price data was last updated on 16 December 2024.

Weekly flight availability from USA to London Heathrow Airport

Explore weekly flight availability from USA 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 10 December 2025.

How often are flights from the United States to London delayed?

What is the most punctual flight time for the United States to London flights?

What day of the week experiences the fewest flight delays on this route?

Which airline has the best punctuality record on the United States to London flights?

Reviews of airlines servicing Heathrow

Related info for your journey

Find useful and relevant information for your journey from USA 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 USA to London Heathrow Airport?

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

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

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

What are the cheapest flights from USA to London Heathrow Airport?

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

How can I find direct flights from USA to Heathrow?

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

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

Travelling to a place near London Heathrow Airport?

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Alternative routes for USA to Heathrow

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

Top 10 airlines flying from USA 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 USA to Heathrow?

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

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

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

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Cheapest flights from USA to Heathrow
Explore the most affordable flight options available from USA to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 10 December 2025.