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Cheap flights from USA to London (LON)

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How to find the cheapest flight from
USA to London (LON)

How far in advance should I book a flight from USA to London?

Users have found that booking a flight from USA to London at least 51 days early can save you up to 38% on average compared to booking a flight this week. If booking 51 days before your flight isn’t an option for you, users have found flights from USA to London for as little as $813 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $886 for flights departing within the next 3 days.

What is the cheapest month to fly from USA to London?

February is one of the best times of the year to fly to London from USA. Prices for February average $634 per person but you can even find prices for as low as $394. The most expensive prices can be found in the month of June. Opting for a February flight can save you 66% on your journey compared to booking in February

Cheap flights from USA to London in September, October 2020

The best prices found for USA to LON flights for September, October
17 Oct - 28 Oct
$300pp
IAD
Washington Dulles Intl
TAP AIR PORTUGAL
 
1 STOP
LHR
London Heathrow
LHR
London Heathrow
TAP AIR PORTUGAL
 
1 STOP
IAD
Washington Dulles Intl
8 Oct - 12 Oct
$302pp
IAD
Washington Dulles Intl
TAP AIR PORTUGAL
 
1 STOP
LHR
London Heathrow
LHR
London Heathrow
TAP AIR PORTUGAL
 
1 STOP
IAD
Washington Dulles Intl
26 Oct - 2 Nov
$304pp
IAD
Washington Dulles Intl
Multiple Airlines
 
1 STOP
LHR
London Heathrow
LHR
London Heathrow
Multiple Airlines
   
2 STOPS
IAD
Washington Dulles Intl

USA to London 2020 flight deals

Cheap flights to London from USA found for this year
17 Oct - 28 Oct
$300pp
IAD
Washington Dulles Intl
TAP AIR PORTUGAL
 
1 STOP
LHR
London Heathrow
LHR
London Heathrow
TAP AIR PORTUGAL
 
1 STOP
IAD
Washington Dulles Intl
15 Nov - 25 Nov
$300pp
EWR
Newark
Multiple Airlines
 
1 STOP
LGW
London Gatwick
LGW
London Gatwick
Multiple Airlines
   
2 STOPS
EWR
Newark
8 Oct - 12 Oct
$302pp
IAD
Washington Dulles Intl
TAP AIR PORTUGAL
 
1 STOP
LHR
London Heathrow
LHR
London Heathrow
TAP AIR PORTUGAL
 
1 STOP
IAD
Washington Dulles Intl

Non-stop flights to London from USA

Save time with USA to London direct flight deals
10 Mar - 23 Mar
$530pp
JFK
New York John F Kennedy Intl
Norwegian Air UK
Non-Stop
LGW
London Gatwick
LGW
London Gatwick
Norwegian Air UK
Non-Stop
JFK
New York John F Kennedy Intl
1 Feb - 8 Feb
$593pp
IAD
Washington Dulles Intl
Multiple Airlines
Non-Stop
LHR
London Heathrow
LHR
London Heathrow
Finnair
Non-Stop
IAD
Washington Dulles Intl
27 Oct - 3 Nov
$594pp
ORD
Chicago O'Hare Intl
Multiple Airlines
Non-Stop
LHR
London Heathrow
LHR
London Heathrow
Finnair
Non-Stop
ORD
Chicago O'Hare Intl

Last minute flights from USA to London

Late deals on round-trip flights to London from USA, departing today and this week
8 Oct - 12 Oct
$302pp
IAD
Washington Dulles Intl
TAP AIR PORTUGAL
 
1 STOP
LHR
London Heathrow
LHR
London Heathrow
TAP AIR PORTUGAL
 
1 STOP
IAD
Washington Dulles Intl
8 Oct - 12 Nov
$311pp
IAD
Washington Dulles Intl
Multiple Airlines
 
1 STOP
LHR
London Heathrow
LHR
London Heathrow
Multiple Airlines
   
2 STOPS
IAD
Washington Dulles Intl
3 Oct - 26 Oct
$316pp
IAD
Washington Dulles Intl
Multiple Airlines
 
1 STOP
LHR
London Heathrow
LHR
London Heathrow
Multiple Airlines
   
2 STOPS
IAD
Washington Dulles Intl

One-way flights to London from USA

The cheapest one-way flights from USA to London
3:00 pm - 8:40 am
TAP AIR PORTUGAL
1 Stop
13h 40m
IAD - LHR
TAP AIR PORTUGAL
$76
mytrip.com
6:40 pm - 10:45 am
TAP AIR PORTUGAL
1 Stop
11h 05m
EWR - LGW
TAP AIR PORTUGAL
$113
mytrip.com
6:40 pm - 4:35 pm
TAP AIR PORTUGAL
1 Stop
16h 55m
EWR - LHR
TAP AIR PORTUGAL
$114
Gotogate

Related info for your journey

Useful info, stats and facts about USA to London flights.

Flight FAQs

From USA to London

Are flight prices decreasing from USA to London due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both USA and London for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

Can I find flights from USA to London for under $300 on Cheapflights?

Yes, there are multiple flights from USA to London for under $300. The cheapest flight booked recently is on TAP AIR PORTUGAL for just $300, but on average you can expect to pay $317.

Are there nonstop flights from USA to London for under $600 on Cheapflights?

Cheapflights has at least 20 direct flights from USA to London under $600. A good price for a nonstop flight from USA to London is less than $601.

Are there last-minute flights available from USA to London for under $400?

There are currently 20+ open flights from USA to London within the next 7 days for less than $400.

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

Before booking your flight from USA to London check out the most popular airlines for this route: Major Airline, American Airlines or Finnair.

What are the most popular routes from USA to London?

The most popular route from USA to London is New York John F Kennedy Intl - London Heathrow. You may also consider Newark - London Heathrow or New York John F Kennedy Intl - London Gatwick.

What are the cheapest Flights from USA to London?

While on average a flight from USA to London is generally $497, our data shows the cheapest flight currently is $180. When looking at the most popular route, (New York John F Kennedy Intl - London Heathrow), you can expect to pay $345 for that flight.

How long is the flight from USA to London?

KLM and Aer Lingus can get you from USA to London in just under 9h 31m. Your travel time can differ by up to 09m. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

What is the cheapest airline to fly from USA to London round-trip?

Our cheapest airline available from USA to London is TAP AIR PORTUGAL. Our recent data shows that you can find tickets from as low as $300 on this airline.

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

To fly one-way, consider booking your trip with TAP AIR PORTUGAL, which is currently one of the cheapest options available, starting at $76.

Arrival points for flights from USA to London

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Destination information for London

Things to know before you go. Useful info for your trip from USA to London
Today's exchange rate
$1 = £0.79
Average temperature for September in London
68.0 °F
Avg rainfall for September in London
1.9 ″

Airports servicing London

Heathrow (LHR)
Luton (LTN)
Stansted (STN)
City (LCY)
Southend (SEN)