Cheap flights from the United States to the United Kingdom from $126
This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from the United States to the United Kingdom departing on 5/29. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Round-trip
1 adult
Economy
0 bags
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Recent round-trip flight deals from the United States to the United Kingdom
These are some of the best round-trip flight deals from the United States to the United Kingdom 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 the United Kingdom
Flying one-way? These are some of the best deals recently discovered on momondo for flights from the United States to the United Kingdom.
Recent last minute flight deals from the United States to the United Kingdom
Planning a quick getaway from the United States to the United Kingdom? These are the last-minute flight deals available now.
Recent direct flight deals from the United States to the United Kingdom
If you prefer a non-stop journey, check out our latest direct flight deals to the United Kingdom, so you can enjoy a seamless trip without layovers.
SWISS flights from United States to United Kingdom
Our best SWISS deals on United States to United Kingdom flight tickets
SWISS![SWISS]()
May 20![SWISS]()
Jul 23
JFK7:25 pmNew York John F Kennedy Intl
16h 10m
1 stop
LHR4:35 pmLondon Heathrow
LHR8:05 pmLondon Heathrow
21h 45m
1 stop
JFK12:50 pmNew York John F Kennedy Intl
SWISS![SWISS]()
May 19![SWISS]()
May 23
BOS9:40 pmBoston Logan Intl
10h 20m
1 stop
LHR1:00 pmLondon Heathrow
LHR1:45 pmLondon Heathrow
11h 10m
1 stop
BOS7:55 pmBoston Logan Intl
British Airways flights from United States to United Kingdom
Our best British Airways deals on United States to United Kingdom flight tickets
British Airways![British Airways]()
Sep 6![British Airways]()
Sep 7
BOS6:34 amBoston Logan Intl
10h 06m
1 stop
LHR9:40 pmLondon Heathrow
LHR6:10 amLondon Heathrow
18h 40m
1 stop
BOS7:50 pmBoston Logan Intl
British Airways![British Airways]()
Sep 6![British Airways]()
Sep 7
BOS7:25 amBoston Logan Intl
6h 30m
LHR6:55 pmLondon Heathrow
LHR12:55 pmLondon Heathrow
11h 55m
1 stop
BOS7:50 pmBoston Logan Intl
See travel insights to the United Kingdom from
How to get the cheapest flight ticket from United States to United Kingdom
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 United Kingdom?
In general, January is the cheapest month to fly from United States to United Kingdom. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $414. If you aren’t able to travel to United Kingdom during the month of January, then flying in October is also cheap. Prices for this month can be found on momondo for an average of $427.
What is the cheapest day to depart on your flight to United Kingdom?
The cheapest day to depart from United States to United Kingdom is on a Wednesday when prices can be found for as low as $802. The most expensive day to fly to United Kingdom is Saturday, with ticket prices averaging around $930.
What is the cheapest time of day to depart on your flight to United Kingdom?
According to our data, the cheapest time of day to fly to United Kingdom is in the morning. momondo users have found flights departing from United States to United Kingdom in the morning for as low as $755. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to United Kingdom are more costly at noon, with an average ticket price of $900. Departure times at noon fall within the peak daily travel times, which is why tickets can be more expensive.
What is the cheapest United States to United Kingdom flight route?
Fly from New York John F Kennedy Intl to London Gatwick for the best United States - United Kingdom flight prices
How far in advance should I book a flight to United Kingdom?
You are more likely to see cheaper flights to United Kingdom from United States when booking 18 weeks ahead of your departure date. In general, you can expect to find flights to United Kingdom for around $620 when searching 18 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to United Kingdom from United States for as low as $561 on momondo.
What cabin class options are available on United States to United Kingdom flights?
There are 4 cabin classes available to choose from on United States to United Kingdom 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 United Kingdom?
Norse Atlantic UK, Icelandair, and TAP AIR PORTUGAL are the most popular carriers operating from United States to United Kingdom
What airlines fly to United Kingdom?
British Airways, Delta and United Airlines are the top three most popular airlines that fly to United Kingdom from United States according to our data. British Airways is the first choice among our users, with 43% of people opting to fly with this airline when traveling to United Kingdom. Keep in mind that there are 25 different airlines that fly to United Kingdom on a routine basis, so you have a few additional options to choose from.
How many flights depart from United States to United Kingdom on average per day?
315 flights are operational daily from United States to United Kingdom as of May 2025. The most popular departure time for this route is 7:00PM, with 51% of flights per day taking off in the afternoon.
How many flights depart from United States to United Kingdom on average per week?
As of May 2025, there are 2,208 flights per week flying from United States to United Kingdom. The most common day of the week flights depart is Wed, with 15% of flights taking off on this day.
Cheap United States to United Kingdom flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from United States to United Kingdom
Best Price Found | $135 |
|---|---|
Fastest flight time | 6h 25m |
Direct flights | Every day |
Airports in United Kingdom | 2 airports |
When did momondo last update prices for flights from United States to United Kingdom?
Prices for flights from United States to United Kingdom refresh daily.
How many operators does momondo search for flights from United States to United Kingdom?
As of May 2025, there are 24 operators available to choose from for flights from United States to United Kingdom.
How old do you have to be to fly from United States to United Kingdom?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from United States to United Kingdom.
What documentation or ID do you need to fly to United Kingdom?
The travel and health documents required for your trip to United Kingdom can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at United Kingdom. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from United States to United Kingdom?
Based on momondo bookings for flights between United States and United Kingdom, the leading plane model is Boeing 777, making up 23.30% of the total bookings. Other popular models include Boeing 787-9 Dreamliner with 14.30%, Airbus A380-800 with 11.11%, and Boeing 777-300ER with 10.09%.
Best airlines flying from United States to United Kingdom
Compare and see reviews for airlines that fly from United States to United Kingdom with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $203 | Free Cancellation | Rating 7.3 1,349 reviews | |||
| PriceFrom $245 | Free Cancellation | Rating 7.5 1,588 reviews | |||
| PriceFrom $272 | Free Cancellation | Rating 7.2 2,826 reviews | |||
| PriceFrom $284 | Free Cancellation | Rating 7.1 45 reviews | |||
| PriceFrom $291 | Free Cancellation | Rating 6.7 7,045 reviews | |||
| PriceFrom $340 | Free Cancellation | Rating 7.4 1,446 reviews | |||
| PriceFrom $356 | Free Cancellation | Rating 6.9 101 reviews | |||
| PriceFrom $360 | Free Cancellation | Rating 7.3 2,922 reviews | |||
| PriceFrom $366 | Free Cancellation | Rating 7.8 1,334 reviews | |||
| PriceFrom $371 | Free Cancellation | Rating 7.0 487 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from United States to United Kingdom?
momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from United States to United Kingdom. Millions of users trust and use momondo every year so you are in good hands.
Can I find flights from United States to United Kingdom with flexible booking policies on momondo?
Flights from United States to United Kingdom with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.
How can momondo help me find flights from United States to United Kingdom?
momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from United States to United Kingdom.
I’m not ready to book a flight from United States to United Kingdom right now. Can momondo alert me if prices change?
Price alerts on flights to United Kingdom from United States are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.
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Find better results for your trip to the United Kingdom
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