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£57+ Cheap flights from the United States

This is the cheapest return flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/12. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
LAX — LHR
14 Dec — 21 Dec1
1 adult
1 adult, Economy, 0 bags

What to know about flights from USA

Discover essential information about flights departing from USA, including flight schedules, destinations, airlines operating at the USA airport, and any specific guidelines or requirements for travellers. Please note that the information is based on the most recent updates available. Data last updated 14 November 2025.

Good round-trip deal

£27 or less

Good one-way deal

£21 or less
Price to beat on a round-trip flight from United States.
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Price to beat on a one-way flight from United States.
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Find flights from USA

Enter your travel dates to find the best prices.

Cheapest flights from USA
Explore the most affordable flight options available from USA. Find the lowest fares based on data from user searches, with prices last updated on 14 November 2025.

Thu 8/122:00JFK - LGW
1 stop12h 50mTAP AIR PORTUGAL
Wed 14/110:40LGW - JFK
1 stop14h 25mTAP AIR PORTUGAL
Deal found 13/11£370
Mon 8/1217:35LGA - LGW
2 stops15h 45mMultiple Airlines
Thu 11/1208:30LGW - LGA
2 stops30h 23mMultiple Airlines
Deal found 12/11£371
Sat 10/123:45JFK - LHR
1 stop13h 15mLEVEL
Sat 31/109:55LHR - JFK
1 stop17h 05mLEVEL
Deal found 11/11£371
Sun 11/119:25JFK - LGW
1 stop10h 30mIcelandair
Fri 16/111:55LGW - JFK
1 stop11h 05mIcelandair
Deal found 12/11£371
Sun 30/1106:15LGA - LHR
1 stop24h 05mAir Canada
Tue 9/1213:25LHR - LGA
1 stop10h 37mAir Canada
Deal found 12/11£372
Thu 8/110:05JFK - LHR
1 stop16h 05mMultiple Airlines
Thu 15/106:00LHR - JFK
1 stop13h 15mMultiple Airlines
Deal found 13/11£372
Mon 8/1210:05JFK - LGW
2 stops23h 15mMultiple Airlines
Thu 11/1208:30LGW - JFK
2 stops17h 28mMultiple Airlines
Deal found 14/11£372
Thu 4/1211:30LGA - LGW
2 stops16h 30mAmerican Airlines
Mon 8/1211:20LGW - LGA
2 stops17h 17mAmerican Airlines
Deal found 12/11£372
Sun 1/218:25JFK - LHR
Nonstop6h 55mFinnair
Sun 8/210:20LHR - JFK
1 stop13h 45mFinnair
Deal found 14/11£372
Fri 5/1222:00JFK - LGW
1 stop12h 45mTAP AIR PORTUGAL
Wed 10/1210:40LGW - JFK
1 stop14h 25mTAP AIR PORTUGAL
Deal found 12/11£372
Tue 2/1210:35LGA - LHR
1 stop15h 35mAir Canada
Tue 9/1213:25LHR - LGA
1 stop13h 08mAir Canada
Deal found 11/11£373
Sat 10/121:35JFK - LHR
Nonstop7h 00mFinnair
Sat 17/110:20LHR - JFK
1 stop13h 45mFinnair
Deal found 12/11£373

Find flights from USA within your budget

 
Find flights departing from USA that match your specified budget. Filter results by price range, allowing you to narrow down options and find flights that fit within your financial constraints. Please note that the search results are based on data from user searches, with fares last updated on 14 November 2025. In the last 7 days, Cheapflights users made a total of 858,174 searches

Fly to

Heathrow

Route

Depart

Return

Price

New YorkLondon

JFK - LGW

JFKLGW

New York John F Kennedy Intl

Wed 29/4

18:20-06:20

Nonstop7h 00m

London Gatwick

Mon 4/5

06:30-22:30

1 stop21h 00m

£376

New YorkLondon

JFK - LHR

JFKLHR

New York John F Kennedy Intl

Thu 15/1

09:35-21:40

Nonstop7h 05m

London Heathrow

Thu 22/1

07:25-10:46

Nonstop8h 21m

£381

New YorkLondon

JFK - LHR

JFKLHR

New York John F Kennedy Intl

Sat 17/1

09:53-22:00

Nonstop7h 07m

London Heathrow

Sat 24/1

08:05-11:29

Nonstop8h 24m

£381

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

Fri 30/1

15:40-07:10

1 stop10h 30m

London Heathrow

Tue 3/2

09:00-20:20

1 stop16h 20m

£381

New YorkLondon

JFK - LHR

JFKLHR

New York John F Kennedy Intl

Tue 13/1

21:10-09:30

Nonstop7h 20m

London Heathrow

Wed 21/1

12:20-15:52

Nonstop8h 32m

£381

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

Thu 4/12

20:00-07:50

Nonstop6h 50m

London Heathrow

Sun 7/12

09:00-16:20

1 stop12h 20m

£384

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

Mon 1/12

20:00-07:50

Nonstop6h 50m

London Heathrow

Tue 9/12

06:20-13:35

1 stop12h 15m

£384

New YorkLondon

JFK - LHR

JFKLHR

New York John F Kennedy Intl

Sun 7/12

20:00-08:05

Nonstop7h 05m

London Heathrow

Fri 30/1

10:00-15:45

1 stop10h 45m

£385

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Tue 9/12

15:20-07:10

1 stop10h 50m

London Heathrow

Sat 13/12

13:25-21:33

1 stop13h 08m

£385

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

Sun 7/12

20:00-07:50

Nonstop6h 50m

London Heathrow

Mon 15/12

06:30-18:55

1 stop17h 25m

£385

Flights are sorted by cheapest return flights first.

Deals found on 12/11

Showing 1-10 of 60 results
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Best time to book a flight from USA

Have a flexible travel schedule? Discover the best time to fly 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.

Travel insights for flights from USA

Get recent, data-driven insights about flights from USA including ideal travel times, pricing trends, and more.

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

Currently, February is the cheapest month in which you can book a flight from USA (average of £267). Flying from USA in June will prove the most costly (average of £438). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

When is the cheapest time to fly from USA?

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

Those who are seeking the cheapest fare on flights departing from USA would be wise to consider leaving during Monday at midday when prices are typically at their lowest. When considering other options, price-conscious travelers should avoid Friday at midday when fares are usually the most expensive.

Which airlines fly from USA?

Many airlines operate round-trip flights from USA: British Airways, Virgin Atlantic, Iberia, United Airlines, KLM. These airlines fly to the following popular destinations: London.

British Airways
British Airways
From £303
Virgin Atlantic
Virgin Atlantic
From £286
Frontier
Frontier
From £15
United Airlines
United Airlines
From £59

What is the cheapest place to fly to from USA?

The cheapest city to fly to from USA is Atlanta Hartsfield-Jackson, with prices starting at £16. Explore other affordable destinations below.

Atlanta Hartsfield-Jackson
Atlanta Hartsfield-Jackson
From £16
Phoenix Sky Harbor Intl
Phoenix Sky Harbor Intl
From £18
Vancouver Intl
Vancouver Intl
From £20
New York
New York
From £21

Airline reviews for flights from USA

Get insights into the airlines that provide service from USA. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing airline for your flight from USA. In the last 7 days, Cheapflights users made a total of 858,174 searches.
Get a feel of what it's like to fly with KLM, Virgin Atlantic, andUnited Airlines from the United States by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.7
Good
1,411 reviews
Check prices

Crew

8.4

Comfort

7.7

Entertainment

7.1

Food

7.3

Overall

7.7

Boarding

7.8

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
KLM
7.7
Good
1,411 reviews
KLM
7.7
Good
1,411 reviews
Check prices

Crew

8.4

Comfort

7.7

Entertainment

7.1

Food

7.3

Overall

7.7

Boarding

7.8

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
Virgin Atlantic
7.5
Good
673 reviews
KLM
7.7
Good
1,411 reviews
Check prices

Crew

8.4

Comfort

7.7

Entertainment

7.1

Food

7.3

Overall

7.7

Boarding

7.8

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
United Airlines
7.4
Good
9,017 reviews
KLM
7.7
Good
1,411 reviews
Check prices

Crew

8.4

Comfort

7.7

Entertainment

7.1

Food

7.3

Overall

7.7

Boarding

7.8

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
Iberia
7.0
Good
3,012 reviews
KLM
7.7
Good
1,411 reviews
Check prices

Crew

8.4

Comfort

7.7

Entertainment

7.1

Food

7.3

Overall

7.7

Boarding

7.8

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
British Airways
6.7
Okay
7,520 reviews
KLM
7.7
Good
1,411 reviews
Check prices

Crew

8.4

Comfort

7.7

Entertainment

7.1

Food

7.3

Overall

7.7

Boarding

7.8

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.

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Related info for your journey

Access useful and relevant information related to your journey from USA. This can include details such as airport transportation, visa requirements, travel insurance, luggage regulations, and any other information that can ensure a smooth and hassle-free travel experience. Please note that the information is based on general guidance and may need to be verified with official sources. Data last updated 14 November 2025.

  • What is the cheapest airport to fly out of USA?

    Orlando airport offers the cheapest routes to London, from £237; whereas New York John F Kennedy Intl airport is typically cheaper if you're flying to Edinburgh, from £251. It's best to make sure you are flexible on dates to find the cheapest possible flight options for your journey.

  • What is the cheapest month to fly from USA?

    At the present moment the cheapest month to fly from USA is currently February; with June being the most expensive. Prices will vary depending on multiple factors such as booking in advance, airline and departure airports and times.

  • Where are the cheapest places to fly to from USA?

    Check out the cheapest flights from USA to embark to:
    Travel from New York to Los Angeles from £112 round trip
    Travel from Orlando to London from £237 round trip
    Travel from New York to Manchester from £272 round trip
    Travel from Boston to Edinburgh from £309 round trip
    Travel from New York to Glasgow from £319 round trip

  • How does Cheapflights help users find flights from USA?

    900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight from USA today with Cheapflights!

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

    By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights from USA.

  • Can Cheapflights find flights from USA with no change fees?

    Users can book flights with no change fees policies with our dedicated filters. Book flights from USA flexibly with Cheapflights today.

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

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

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How does Cheapflights help users find flights from USA?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight from USA today with Cheapflights!

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

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights from USA.

Can Cheapflights find flights from USA with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from USA flexibly with Cheapflights today.

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

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

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