£97+ Cheap Flights from the United States | Cheapflights

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Route

Depart

Return

Price

Cheapest return flight

BostonLondon

BOS Boston Logan Intl - LHR London Heathrow

BOSLHR

Boston Logan Intl

Fri 11/12

21:30-09:15

Nonstop6h 45m

London Heathrow

Wed 31/12

00:00-18:00

Nonstop0h 00m

£221

BostonLondon

BOS Boston Logan Intl - LHR London Heathrow

BOSLHR

Boston Logan Intl

Wed 17/2

22:11-09:55

Nonstop6h 44m

London Heathrow

Wed 31/12

00:00-18:00

Nonstop0h 00m

£221

BostonLondon

BOS Boston Logan Intl - LHR London Heathrow

BOSLHR

Boston Logan Intl

Fri 26/3

20:10-06:50

Nonstop6h 40m

London Heathrow

Wed 31/12

00:00-18:00

Nonstop0h 00m

£221

NewarkLondon

EWR Newark - LHR London Heathrow

EWRLHR

Newark

Thu 5/11

09:25-21:20

Nonstop6h 55m

London Heathrow

Wed 31/12

00:00-18:00

Nonstop0h 00m

£221

Fastest return journey

BostonLondon

BOS Boston Logan Intl - LHR London Heathrow

BOSLHR

Boston Logan Intl

Fri 6/11

07:30-19:00

Nonstop6h 30m

London Heathrow

Wed 31/12

00:00-18:00

Nonstop0h 00m

£221

New YorkLondon

JFK New York John F Kennedy Intl - LHR London Heathrow

JFKLHR

New York John F Kennedy Intl

Sun 29/11

22:15-10:30

Nonstop7h 15m

London Heathrow

Wed 31/12

00:00-18:00

Nonstop0h 00m

£221

New YorkLondon

JFK New York John F Kennedy Intl - LHR London Heathrow

JFKLHR

New York John F Kennedy Intl

Fri 4/12

21:50-09:45

Nonstop6h 55m

London Heathrow

Wed 31/12

00:00-18:00

Nonstop0h 00m

£221

New YorkLondon

JFK New York John F Kennedy Intl - LHR London Heathrow

JFKLHR

New York John F Kennedy Intl

Sat 5/12

20:05-08:10

Nonstop7h 05m

London Heathrow

Wed 31/12

00:00-18:00

Nonstop0h 00m

£221

NewarkLondon

EWR Newark - LHR London Heathrow

EWRLHR

Newark

Sat 14/11

22:00-10:25

Nonstop7h 25m

London Heathrow

Wed 31/12

00:00-18:00

Nonstop0h 00m

£222

New YorkLondon

JFK New York John F Kennedy Intl - LHR London Heathrow

JFKLHR

New York John F Kennedy Intl

Sun 29/11

05:55-06:25

1 stop19h 30m

London Heathrow

Wed 31/12

00:00-18:00

Nonstop0h 00m

£224

Flights are sorted by cheapest return flights first.

Deals found on 17/10

Showing 1-10 of 60 resultsSorted by cheapest first

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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.

MCO-LGW

JFK-LGW

BOS-LHR

BOM-DEL

JFK-LHR

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.

US0-LHR

MCO-LGW

JFK-LGW

BOS-LHR

BOM-DEL

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 £520). Flying from USA in June will prove the most costly (average of £981). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

Which airlines fly from USA?

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

British Airways

British Airways

Virgin Atlantic

Virgin Atlantic

American Airlines

American Airlines

Frontier

What is the cheapest place to fly to from USA?

The cheapest city to fly to from USA is Las Vegas Harry Reid Intl, with prices starting at £14. Explore other affordable destinations below.

Las Vegas Harry Reid Intl

Las Vegas Harry Reid Intl

Atlanta Hartsfield-Jackson

Atlanta Hartsfield-Jackson

San Diego

Philadelphia

When is the best time to book a flight from USA?

Booking 37 days in advance of your planned departure date is, on average, the best time to get cheap flights from USA. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

When is the cheapest time to fly from USA?

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

Airline reviews for flights from USA

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.

7.8

Good

Reviews

1 / 20

2.0

Mediocre

Artem,Oct 2026

FCO - AMS

Having to wait 2 hours in line just to get a boarding pass with no checked baggage is unacceptable for a modern airport. Receiving only 2 out of 9 boarding passes and then having to wait another 2 hours for the remaining ones is a disaster.

7.8

Good

7.8

Good

Reviews

1 / 20

2.0

Mediocre

Artem,Oct 2026

FCO - AMS

Having to wait 2 hours in line just to get a boarding pass with no checked baggage is unacceptable for a modern airport. Receiving only 2 out of 9 boarding passes and then having to wait another 2 hours for the remaining ones is a disaster.

Virgin Atlantic

7.5

Good

7.8

Good

Reviews

1 / 20

2.0

Mediocre

Artem,Oct 2026

FCO - AMS

Having to wait 2 hours in line just to get a boarding pass with no checked baggage is unacceptable for a modern airport. Receiving only 2 out of 9 boarding passes and then having to wait another 2 hours for the remaining ones is a disaster.

United Airlines

7.3

Good

7.8

Good

Reviews

1 / 20

2.0

Mediocre

Artem,Oct 2026

FCO - AMS

Having to wait 2 hours in line just to get a boarding pass with no checked baggage is unacceptable for a modern airport. Receiving only 2 out of 9 boarding passes and then having to wait another 2 hours for the remaining ones is a disaster.

American Airlines

7.0

Good

7.8

Good

Reviews

1 / 20

2.0

Mediocre

Artem,Oct 2026

FCO - AMS

Having to wait 2 hours in line just to get a boarding pass with no checked baggage is unacceptable for a modern airport. Receiving only 2 out of 9 boarding passes and then having to wait another 2 hours for the remaining ones is a disaster.

British Airways

6.7

Okay

7.8

Good

Reviews

1 / 20

2.0

Mediocre

Artem,Oct 2026

FCO - AMS

Having to wait 2 hours in line just to get a boarding pass with no checked baggage is unacceptable for a modern airport. Receiving only 2 out of 9 boarding passes and then having to wait another 2 hours for the remaining ones is a disaster.

Browse thousands of different options on Cheapflights for your next trip

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Direct flights from Boston

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Related info for your journey

What is the cheapest airport to fly out of USA?
Boston Logan Intl airport offers the cheapest routes to Edinburgh, from £292; whereas Newark airport is typically cheaper if you're flying to Edinburgh, from £350. 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 Boston to London from £292 round trip
Travel from Boston to Edinburgh from £307 round trip
Travel from Washington, D.C. to Manchester from £370 round trip
Travel from Dallas to Dubrovnik from £410 round trip
Travel from New York to Glasgow from £421 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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Fly with Cheapflights

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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