Cheap flights from the United States to London from $82
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from the United States to London departing on 4/21. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Recent round-trip flight deals from the United States to London
These are some of the best round-trip flight deals from the United States to London that have been recently found on momondo from popular airlines, departing in the coming months.
Recent one-way flight deals from the United States to London
Flying one-way? These are some of the best deals recently discovered on momondo for flights from the United States to London.
Recent last minute flight deals from the United States to London
Planning a quick getaway from the United States to London? These are the last-minute flight deals available now.
Recent direct flight deals from the United States to London
If you prefer a non-stop journey, check out our latest direct flight deals to London, so you can enjoy a seamless trip without layovers.
Icelandair flights from United States to London
Our best Icelandair deals on United States to London flight tickets
Icelandair![Icelandair]()
Apr 1![Icelandair]()
Apr 13
JFK8:25 pmNew York John F Kennedy Intl
10h 30m
1 stop
LHR11:55 amLondon Heathrow
LHR9:25 pmLondon Heathrow
29h 45m
1 stop
JFK10:10 pmNew York John F Kennedy Intl
Icelandair![Icelandair]()
Apr 27![Icelandair]()
May 1
EWR8:25 pmNewark
13h 15m
1 stop
LGW2:40 pmLondon Gatwick
LGW1:00 pmLondon Gatwick
11h 10m
1 stop
EWR7:10 pmNewark
Scandinavian Airlines flights from United States to London
Our best Scandinavian Airlines deals on United States to London flight tickets
Scandinavian Airlines![Scandinavian Airlines]()
Apr 5![Scandinavian Airlines]()
Apr 6
EWR6:50 pmNewark
16h 35m
1 stop
LHR4:25 pmLondon Heathrow
LHR9:05 pmLondon Heathrow
21h 10m
1 stop
EWR1:15 pmNewark
Scandinavian Airlines![Scandinavian Airlines]()
Apr 5![Scandinavian Airlines]()
Apr 7
EWR6:50 pmNewark
14h 45m
1 stop
LHR2:35 pmLondon Heathrow
LHR7:05 amLondon Heathrow
11h 10m
1 stop
EWR1:15 pmNewark
See travel insights to London from
How to get the cheapest flight ticket from United States to London
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
Prices
Airlines
Other information
What is the cheapest month to fly to London?
The cheapest month to fly to London from United States is in January. Flight prices, which tend to average around $413, are often lower during this time because this is during the off-season. The month of October is another great option to travel to London, with average flight prices from United States averaging around $427.
What is the cheapest day to depart on your flight to London?
The cheapest day to depart from United States to London is on a Tuesday. Travelers who choose to depart for London on a Tuesday will often find tickets for as low as $641. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around $668. These prices are subject to change though, so be sure to set up a Price Alert for flights to London.
What is the cheapest time of day to depart on your flight to London?
Flying to London from United States at noon is the least expensive time of day to depart. momondo users have found prices as low as $500 when looking at flights departing at noon. Flights to London are more costly in the evening, with an average ticket price of $674. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.
What is the cheapest United States to London flight route?
Fly from New York John F Kennedy Intl to London Gatwick for the best United States - London flight prices
How far in advance should I book a flight to London?
You are more likely to see cheaper flights to London from United States when booking 26 weeks ahead of your departure date. In general, you can expect to find flights to London for around $624 when searching 26 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London from United States for as low as $595 on momondo.
What cabin class options are available on United States to London flights?
There are 4 cabin classes available to choose from on United States to London flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
What is the cheapest airline that flies from United States to London?
Air Canada, Virgin Atlantic, and Norse Atlantic UK are the most popular carriers operating from United States to London
What airlines fly to London?
British Airways, Delta and United Airlines are the top three most popular airlines that fly to London from United States according to our data. British Airways is the first choice among our users, with 39% of people opting to fly with this airline when traveling to London. Keep in mind that there are 25 different airlines that fly to London on a routine basis, so you have a few additional options to choose from.
How many flights depart from United States to London on average per day?
250 flights are operational daily from United States to London as of March 2025. The most popular departure time for this route is 8:00PM, with 68% of flights per day taking off in the evening.
How many flights depart from United States to London on average per week?
1,751 flights are operational weekly from United States to London as of March 2025. The most popular departure day for this route is Fri, with 19% of flights per week taking off on this day.
Cheap United States to London flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from United States to London
When did momondo last update prices for flights from United States to London?
Prices for flights from United States to London are updated daily.
How many operators does momondo search for flights from United States to London?
As of March 2025, there are 23 operators available to choose from for flights from United States to London.
How old do you have to be to fly from United States to London?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from United States to London.
What documentation or ID do you need to fly to London?
The necessary travel and health documents for your London trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from United States to London?
Based on momondo bookings for flights between United States and London, the leading plane model is Boeing 777, making up 22.48% of the total bookings. Other popular models include Boeing 787-9 Dreamliner with 11.60%, Airbus A380-800 with 9.27%, and Boeing 777-300ER with 8.81%.
Best airlines flying from United States to London
Compare and see reviews for airlines that fly from United States to London with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $203 | Free Cancellation | Rating 7.3 1,317 reviews | |||
| PriceFrom $245 | Free Cancellation | Rating 7.5 1,566 reviews | |||
| PriceFrom $272 | Free Cancellation | Rating 7.2 2,786 reviews | |||
| PriceFrom $280 | Free Cancellation | Rating 7.1 45 reviews | |||
| PriceFrom $291 | Free Cancellation | Rating 6.7 6,957 reviews | |||
| PriceFrom $326 | Free Cancellation | Rating 6.9 96 reviews | |||
| PriceFrom $340 | Free Cancellation | Rating 7.4 1,431 reviews | |||
| PriceFrom $366 | Free Cancellation | Rating 7.8 1,322 reviews | |||
| PriceFrom $371 | Free Cancellation | Rating 7.0 479 reviews | |||
| PriceFrom $391 | Free Cancellation | Rating 7.3 2,986 reviews |
Traveling to a place near London?
Book flights to London if you plan to visit one of these locationsHounslow
Gatwick
Croydon
Luton
Slough
Hayes
Guildford
Stansted
Ilford
Canterbury
Dover
Milton Keynes
Dartford
Horley
Colchester
Wembley
Ipswich
Chelmsford
Eastbourne
St. Albans
Why use momondo?
Why should I use momondo to find a flight deal from United States to London?
To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to London from United States.
Can I find flights from United States to London with flexible booking policies on momondo?
Yes. momondo allows you to filter the results for United States to London flights to just show those with flexible booking policies.
How can momondo help me find flights from United States to London?
Once all potential United States to London flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.
I’m not ready to book a flight from United States to London right now. Can momondo alert me if prices change?
Of course. momondo tracks the price of United States to London flights. All you need is a valid email address and we will do the rest; it is that quick and easy.