Cheap flights from the United States to London Heathrow Airport from £118

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 16/10. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — LHR
8 Sep — 15 Sep1
1 adult

Cheap flight deals from USA to Heathrow

Keep the following information in mind while searching for USA to Heathrow flight deals. Data was last updated 3 September 2025.

Round-trip from

£313

One-way from

£118

Popular in

December

Cheapest in

January

Average price

£383

Good round-trip deal

£319 or less

Good one-way deal

£167 or less
Iberia
  • Iberia
  • 10/10-12/10
  • 1 total stop
  • 27h 20m total
  • USA to London
TAP AIR PORTUGAL
  • TAP AIR PORTUGAL
  • 16/10
  • 1 total stop
  • 19h 00m total
  • USA to London
High demand for flights, 3% potential price rise
Cheapest flight prices on average. 2% potential price decrease (£7 potential savings vs. average return price).
Average for round-trip flights in September 2025
Price to beat on a round-trip flight from USA to London Heathrow.
Price to beat on a one-way flight from USA to London Heathrow.

Find flight deals from USA to Heathrow

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 3 September 2025.

Fri 10/1016:50JFK - LHR
1 stop19h 25mIberia
Sun 12/1014:10LHR - JFK
Nonstop7h 55mIberia
Deal found 2/9£313
Fri 26/918:10JFK - LHR
Nonstop7h 10mFinnair
Sun 28/909:30LHR - JFK
1 stop14h 35mFinnair
Deal found 2/9£313
Thu 6/1110:15JFK - LHR
Nonstop6h 55mAmerican Airlines
Fri 7/1106:15LHR - JFK
1 stop12h 05mAmerican Airlines
Deal found 3/9£314
Thu 4/1219:35JFK - LHR
1 stop18h 05mSWISS
Sat 6/1218:40LHR - JFK
1 stop23h 25mSWISS
Deal found 1/9£315
Tue 21/1022:05JFK - LHR
1 stop15h 45mTAP AIR PORTUGAL
Tue 4/1106:00LHR - JFK
1 stop19h 05mTAP AIR PORTUGAL
Deal found 2/9£317
Thu 6/1123:45JFK - LHR
1 stop28h 25mLEVEL
Mon 17/1118:50LHR - JFK
1 stop32h 10mLEVEL
Deal found 2/9£318
Tue 30/916:55JFK - LHR
1 stop10h 05mAer Lingus
Tue 7/1007:40LHR - JFK
1 stop10h 45mAer Lingus
Deal found 31/8£319
Fri 12/917:30JFK - LHR
1 stop11h 25mMultiple Airlines
Sun 14/906:00LHR - JFK
1 stop11h 50mMultiple Airlines
Deal found 2/9£319
Fri 5/1223:20JFK - LHR
Nonstop6h 55mBritish Airways
Sun 7/1209:15LHR - JFK
1 stop15h 00mBritish Airways
Deal found 2/9£321
Fri 12/922:55JFK - LHR
Nonstop7h 10mIberia
Sun 14/906:10LHR - JFK
1 stop13h 40mIberia
Deal found 1/9£322
Fri 5/919:25JFK - LHR
1 stop13h 15mMultiple Airlines
Sun 7/906:50LHR - JFK
1 stop11h 10mMultiple Airlines
Deal found 3/9£323
Tue 11/1122:00JFK - LHR
1 stop14h 30mTAP AIR PORTUGAL
Tue 18/1106:00LHR - JFK
1 stop19h 05mTAP AIR PORTUGAL
Deal found 3/9£324

Cheapflights Fare Finder

 
Customise your flight search to find flights from USA to Heathrow that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 3 September 2025.
Use the filters below to find and compare flights from the United States to London Heathrow Airport that are best for you.

Fly from

USA

Fly to

Heathrow

Route

Depart

Return

Price

New YorkLondon

JFK - LHR

JFKLHR

New York John F Kennedy Intl

Mon 10/11

23:45-18:00

1 stop13h 15m

London Heathrow

Mon 17/11

18:50-22:00

1 stop32h 10m

£319

New YorkLondon

JFK - LHR

JFKLHR

New York John F Kennedy Intl

Sun 15/2

23:45-09:10

1 stop28h 25m

London Heathrow

Wed 18/2

09:55-22:00

1 stop17h 05m

£319

New YorkLondon

JFK - LHR

JFKLHR

New York John F Kennedy Intl

Mon 1/12

23:45-09:10

1 stop28h 25m

London Heathrow

Fri 5/12

18:50-22:00

1 stop32h 10m

£331

New YorkLondon

JFK - LHR

JFKLHR

New York John F Kennedy Intl

Sat 8/11

23:45-09:10

1 stop28h 25m

London Heathrow

Sat 15/11

09:55-22:00

1 stop17h 05m

£334

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

Mon 20/10

19:05-06:45

Nonstop6h 40m

London Heathrow

Tue 28/10

06:20-14:40

1 stop12h 20m

£357

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

Tue 7/10

20:15-08:05

Nonstop6h 50m

London Heathrow

Wed 15/10

11:30-20:20

1 stop13h 50m

£357

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

Wed 29/10

20:10-06:50

Nonstop6h 40m

London Heathrow

Wed 12/11

08:55-16:20

1 stop12h 25m

£357

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

Wed 1/10

20:15-08:05

Nonstop6h 50m

London Heathrow

Tue 7/10

09:00-15:05

1 stop11h 05m

£357

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

Wed 3/12

20:00-07:50

Nonstop6h 50m

London Heathrow

Thu 11/12

08:55-16:20

1 stop12h 25m

£357

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

Tue 30/9

19:05-06:45

Nonstop6h 40m

London Heathrow

Tue 14/10

11:30-20:20

1 stop13h 50m

£357

Flights are sorted by cheapest return flights first.

Deals found on 2/9

Showing 1-10 of 60 results
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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, January is the cheapest month in which you can book a flight from USA to London Heathrow Airport (average of £112). Flying from USA 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 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 3 September 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from USA to London Heathrow Airport as you normally would.

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 3 September 2025.

The most flights from US0 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 (37 on average).

Reviews of airlines servicing Heathrow

Get insights into the airlines that provide service to Heathrow. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Heathrow. Reviews last updated 3 September 2025.
Read reviews from past customers who have flown with KLM, United Airlines, andVirgin Atlantic 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.

Comfort

7.7

Boarding

7.8

Crew

8.4

Entertainment

7.1

Food

7.3

Overall

7.8

Reviews

1 / 20
10.0
Excellent

Gary,Sept 2025

BRS - AMS

Very good and loved being on a smaller plane with only 100 passengers max so boarding and disembarking was quick and easy

Comfort

7.7

Boarding

7.8

Crew

8.4

Entertainment

7.1

Food

7.3

Overall

7.8

Reviews

1 / 20
10.0
Excellent

Gary,Sept 2025

BRS - AMS

Very good and loved being on a smaller plane with only 100 passengers max so boarding and disembarking was quick and easy

Comfort

7.7

Boarding

7.8

Crew

8.4

Entertainment

7.1

Food

7.3

Overall

7.8

Reviews

1 / 20
10.0
Excellent

Gary,Sept 2025

BRS - AMS

Very good and loved being on a smaller plane with only 100 passengers max so boarding and disembarking was quick and easy

Comfort

7.7

Boarding

7.8

Crew

8.4

Entertainment

7.1

Food

7.3

Overall

7.8

Reviews

1 / 20
10.0
Excellent

Gary,Sept 2025

BRS - AMS

Very good and loved being on a smaller plane with only 100 passengers max so boarding and disembarking was quick and easy

Comfort

7.7

Boarding

7.8

Crew

8.4

Entertainment

7.1

Food

7.3

Overall

7.8

Reviews

1 / 20
10.0
Excellent

Gary,Sept 2025

BRS - AMS

Very good and loved being on a smaller plane with only 100 passengers max so boarding and disembarking was quick and easy

Comfort

7.7

Boarding

7.8

Crew

8.4

Entertainment

7.1

Food

7.3

Overall

7.8

Reviews

1 / 20
10.0
Excellent

Gary,Sept 2025

BRS - AMS

Very good and loved being on a smaller plane with only 100 passengers max so boarding and disembarking was quick and easy

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?

    LEVEL, Delta, and Virgin Atlantic can get you from USA to London Heathrow Airport in just under 6h 40m. Your travel time can differ by up to 6h 35m. The distance between USA and London Heathrow Airport is about 3254 mi. Both multi-stop and direct flights can be found to your destination and back.

  • What are the cheapest airlines to fly from USA 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 £121. Users have also found prices from £148 and £158 on JetBlue and Air Canada, respectively.

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

  • 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: KLM (94%), Air France (94%), Delta (94%).

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

    The cheapest flight price from USA to London Heathrow Airport is £278. On average you can expect to pay £1,258. The most popular route, (New York John F Kennedy Intl - London Heathrow), can usually be booked for £294.

  • 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, January is the cheapest month in which you can book a flight from USA to London Heathrow Airport (average of £112). Flying from USA 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

Travelling to a place near London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Milton Keynes
Croydon
Hounslow
Gatwick
Slough
Northampton
Luton
Deal
Wembley
Ilford
Crawley
Hayes
Ipswich
Watford
Folkestone
Chichester
Winchester
Swindon
Dartford
Eastbourne

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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

Discover the top 10 airlines that operate flights from USA to Heathrow. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 3 September 2025.
AirlineCheapestAverageFlexibilityOn-time
Air FranceCheapest£230Average£551FlexibilityNo cancel feeOn-time77%
Search Air France flights
Virgin AtlanticCheapest£276Average£541FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
KLMCheapest£287Average£520FlexibilityNo cancel feeOn-time75%
Search KLM flights
DeltaCheapest£294Average£588FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
JetBlueCheapest£297Average£543FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
Scandinavian AirlinesCheapest£304Average£443FlexibilityNo cancel feeOn-time77%
Search Scandinavian Airlines flights
British AirwaysCheapest£305Average£561FlexibilityNo cancel feeOn-time70%
Search British Airways flights
LufthansaCheapest£319Average£625FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
United AirlinesCheapest£345Average£577FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
IcelandairCheapest£361Average£373FlexibilityNo cancel feeOn-time76%
Search Icelandair flights

Fly with Cheapflights

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How does Cheapflights help users find flights from USA to Heathrow?

Cheapflights makes it easy to find USA to Heathrow flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from USA to Heathrow.

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

Certainly. Search results for flights to Heathrow from USA shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

Of course! You can now track prices for flights from USA to Heathrow and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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