Cheap flights from the United States to London Heathrow Airport from $183
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 Heathrow Airport departing on 4/28. 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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1 adult
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0 bags
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Recent round-trip flight deals from the United States to London
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Recent one-way flight deals from the United States to London
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Planning a quick getaway from the United States to London? These are the last-minute flight deals available now.
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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.
Scandinavian Airlines flights from United States to London Heathrow Airport
Our best Scandinavian Airlines deals on United States to London Heathrow Airport flight tickets
Scandinavian Airlines![Scandinavian Airlines]()
May 3![Scandinavian Airlines]()
May 4
EWR6:50 pmNewark
16h 35m
1 stop
LHR4:25 pmLondon Heathrow
LHR7:50 pmLondon Heathrow
22h 25m
1 stop
EWR1:15 pmNewark
Scandinavian Airlines![Scandinavian Airlines]()
May 10![Scandinavian Airlines]()
May 11
EWR6:50 pmNewark
14h 45m
1 stop
LHR2:35 pmLondon Heathrow
LHR5:30 pmLondon Heathrow
24h 45m
1 stop
EWR1:15 pmNewark
American Airlines flights from United States to London Heathrow Airport
Our best American Airlines deals on United States to London Heathrow Airport flight tickets
American Airlines![American Airlines]()
Apr 18![American Airlines]()
Apr 26
JFK3:25 pmNew York John F Kennedy Intl
11h 15m
1 stop
LHR7:40 amLondon Heathrow
LHR5:00 pmLondon Heathrow
7h 55m
JFK7:55 pmNew York John F Kennedy Intl
American Airlines![American Airlines]()
Apr 1![American Airlines]()
Sep 23
JFK5:40 pmNew York John F Kennedy Intl
9h 10m
1 stop
LHR7:50 amLondon Heathrow
LHR1:20 pmLondon Heathrow
7h 50m
JFK4:10 pmNew York John F Kennedy Intl
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How to get the cheapest flight ticket from United States to London Heathrow Airport
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
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Other information
What is the cheapest month to fly to London Heathrow Airport?
The month of October is, on average, the cheapest month to fly to London Heathrow Airport from United States, with most prices found around $534. If you’re not able to fly to London Heathrow Airport in October, then January is your next best option. Flight prices from United States to London Heathrow Airport during January average around $568.
What is the cheapest day to depart on your flight to London Heathrow Airport?
Our data shows that Wednesday is the least expensive day to fly to London Heathrow Airport. Tickets to fly out on this day can be as low as $655. The most expensive day to fly to London Heathrow Airport is Sunday, with ticket prices averaging around $688.
What is the cheapest time of day to depart on your flight to London Heathrow Airport?
According to our data, the cheapest time of day to fly to London Heathrow Airport is at noon. momondo users have found flights departing from United States to London Heathrow Airport at noon for as low as $586. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights in the afternoon are often more expensive with an average ticket price of $721.
What is the cheapest United States to London Heathrow flight route?
Fly from New York John F Kennedy Intl to London Heathrow for the best United States - London Heathrow flight prices
How far in advance should I book a flight to London Heathrow Airport?
You are more likely to see cheaper flights to London Heathrow Airport from United States when booking 18 weeks ahead of your departure date. In general, you can expect to find flights to London Heathrow Airport for around $622 when searching 18 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London Heathrow Airport from United States for as low as $576 on momondo.
What cabin class options are available on United States to London Heathrow flights?
There are 4 cabin classes available to choose from on United States to London Heathrow 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 Heathrow?
Icelandair and TAP AIR PORTUGAL are the most popular carriers operating from United States to London Heathrow
What airlines fly to London Heathrow Airport?
British Airways, United Airlines and Delta are the top three most popular airlines that fly to London Heathrow Airport from United States according to our data. British Airways is the first choice among our users, with 41% of people opting to fly with this airline when traveling to London Heathrow Airport. Keep in mind that there are 24 different airlines that fly to London Heathrow Airport on a routine basis, so you have a few additional options to choose from.
How many flights depart from United States to London Heathrow Airport on average per day?
As of March 2025, there are 357 flights per day flying from United States to London Heathrow Airport. The most common time of day flights depart is 9:00PM, with 70% of flights taking off in the evening.
How many flights depart from United States to London Heathrow Airport on average per week?
2,500 flights are operational weekly from United States to London Heathrow Airport as of March 2025. The most popular departure day for this route is Mon, with 16% of flights per week taking off on this day.
Cheap United States to London Heathrow Airport flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from United States to London Heathrow Airport
When did momondo last update prices for flights from United States to London Heathrow Airport?
Prices for flights from United States to London Heathrow Airport are updated daily.
How many operators does momondo search for flights from United States to London Heathrow Airport?
As of March 2025, there are 24 operators available to choose from for flights from United States to London Heathrow Airport.
How old do you have to be to fly from United States to London Heathrow Airport?
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 Heathrow Airport.
What documentation or ID do you need to fly to London Heathrow Airport?
The necessary travel and health documents for your London Heathrow Airport 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 Heathrow Airport?
momondo data reveals that the most frequently booked plane model on the route from United States to London Heathrow Airport is Boeing 777, representing 21.97% of all bookings. The subsequent popular models are Boeing 787-9 Dreamliner at 13.53%, Airbus A380-800 at 10.80%, and Boeing 777-300ER at 8.90%.
Best airlines flying from United States to London Heathrow Airport
Compare and see reviews for airlines that fly from United States to London Heathrow Airport with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $203 | Free Cancellation | Rating 7.3 1,326 reviews | |||
| PriceFrom $272 | Free Cancellation | Rating 7.2 2,789 reviews | |||
| PriceFrom $284 | Free Cancellation | Rating 7.1 45 reviews | |||
| PriceFrom $290 | Free Cancellation | Rating 7.5 1,570 reviews | |||
| PriceFrom $291 | Free Cancellation | Rating 6.7 6,961 reviews | |||
| PriceFrom $326 | Free Cancellation | Rating 6.9 97 reviews | |||
| PriceFrom $340 | Free Cancellation | Rating 7.4 1,425 reviews | |||
| PriceFrom $366 | Free Cancellation | Rating 7.8 1,321 reviews | |||
| PriceFrom $391 | Free Cancellation | Rating 7.3 2,924 reviews | |||
| PriceFrom $407 | Free Cancellation | Rating 7.2 10,000 reviews |
Traveling to a place near London?
Book flights to London if you plan to visit one of these locationsHounslow
Gatwick
Croydon
Luton
Guildford
Hayes
Slough
Dartford
Stansted
Ilford
Salisbury
Swindon
Dover
Canterbury
Colchester
Milton Keynes
Horley
Wembley
Chelmsford
Eastbourne
Why use momondo?
Why should I use momondo to find a flight deal from United States to London?
momondo collates all your flight options in one place and lets you filter them to find the perfect flight from United States to London. momondo saves you time and could save you money on your trip.
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?
momondo helps you find the best flight between United States and London by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.
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.
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