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Flights to London

$120 Cheap flights to London

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight to London departing on 4/1. 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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Find the cheapest flights from the United States to London

Cheap round-trip flights

Recommended round-trip deals departing in the coming months from the most popular airlines that fly to London.
9:40 pm - 1:00 pmBOS-LHR
10h 20m1 stop
1:45 pm - 7:55 pmLHR-BOS
11h 10m1 stop
$304SWISS
Find Deal
Tue, Apr 1 - Sun, Apr 13
6:20 pm - 6:20 amJFK-LGW
7h 00mnonstop
5:25 pm - 9:40 pmLGW-JFK
33h 15m1 stop
Tue, Apr 1 - Wed, Apr 30
7:38 pm - 10:40 amEWR-LHR
10h 02m1 stop
7:45 am - 1:10 pmLHR-EWR
10h 25m1 stop
$441United Airlines
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Fri, May 2 - Sun, May 4
8:05 pm - 8:10 amJFK-LGW
7h 05mnonstop
3:05 pm - 6:05 pmLGW-JFK
8h 00mnonstop
$477British Airways
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Wed, Apr 30 - Wed, May 7
4:17 pm - 10:05 amBOS-LHR
13h 48m2 stops
9:30 am - 12:54 pmLHR-BOS
32h 24m2 stops
$481United Airlines
Find Deal
Fri, Mar 28 - Sun, Mar 30
7:50 am - 7:45 pmJFK-LHR
6h 55mnonstop
5:00 pm - 7:55 pmLHR-JFK
7h 55mnonstop
$497British Airways
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Tue, Apr 15 - Tue, Apr 22
10:30 pm - 11:00 amJFK-LHR
7h 30mnonstop
12:55 pm - 4:00 pmLHR-JFK
8h 05mnonstop
$558Delta
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Tue, Apr 15 - Mon, May 5
9:25 pm - 9:25 amEWR-LHR
7h 00mnonstop
9:15 am - 4:29 pmLHR-EWR
12h 14m1 stop
$568American Airlines
Find Deal
Fri, Apr 25 - Mon, Apr 28
8:20 pm - 8:50 amJFK-LHR
7h 30mnonstop
10:55 am - 1:55 pmLHR-JFK
8h 00mnonstop
$574Delta
Find Deal
Wed, Apr 16 - Fri, May 2
4:15 pm - 8:05 amLGA-LHR
10h 50m1 stop
12:30 pm - 8:06 pmLHR-LGA
12h 36m1 stop
$663American Airlines
Find Deal
Sun, Mar 30 - Fri, Apr 4

See travel insights to London from

London flights insights and trends

Explore insights for your London flight to craft the best travel plan

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 $414, 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 absolute cheapest flight to London?

The best deal found on momondo in the last two weeks was a flight to London from Cluj Napoca for $18. This is 93% cheaper than most flight deals to London. To find the cheapest price to London from your area, use momondo’s Airport-to-Airport Pricing Tool.
See prices from:

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 $638. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around $665. 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 $671. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

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 18 weeks ahead of your departure date. In general, you can expect to find flights to London 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 from United States for as low as $571 on momondo.

Cheapest flights to London

Find the cheapest flights to London from your nearest city or airport
CHEAPEST MONTH TO FLY TO LONDON FROM LOS ANGELESOctober17% cheaperFlying from Los Angeles to London costs on average just $625 in October
MOST EXPENSIVE MONTH TO FLY TO LONDON FROM LOS ANGELESJune30% more expensiveIt costs about $975 for flights to London from Los Angeles in June
MOST POPULAR MONTH TO FLY TO LONDON FROM LOS ANGELESJune336% more users visitedMore momondo users searched in flights to London from Los Angeles in June than any other month

Cheap London flight deals and tips

Summary info about London flight prices, duration and airlines

Best One-Way Price

$120

Best Round-Trip Price

$304

Fastest flight time

7h 00m

Popular in

June
The best one-way flight price to London from United States in the last 72 hours is $120 (New York John F Kennedy Intl to London Gatwick).
The best round-trip flight price to London from United States in the last 72 hours is $304 (Boston Logan Intl to London Heathrow).
The fastest flight to London from United States takes 7h 00m (New York John F Kennedy Intl to London Gatwick).
June has the highest demand for flights to London, with a 28% price increase on average.

Frequently asked questions about flying to London

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

Most flyers found that booking tickets 30 days in advance of their planned departure date is the best time to get cheap flights to London. During this timeframe, flight prices are around $563. Don’t hesitate to check prices now though because momondo users recently found tickets for as low as $527.

Is there an alternative airport near London?

Finding an alternative and possibly cheaper destination airport near London is possible. If you are planning a flight to London, consider booking flights to London City Airport (8 mi from London city center), London Gatwick Airport (24 mi from London city center), London Luton Airport (28 mi from London city center), London Stansted Airport (31 mi from London city center) or London Southend Airport (36 mi from London city center).

Is there a cheaper alternative to flying into London?

With an average price of $109 per person, London Southend Airport is the cheapest airport to fly into when planning your trip to London. This price can fluctuate based on where you are flying from. momondo’s Airport-to-Airport Pricing Tool can help users find the best prices.

Are there flights to City of London?

Yes, if you fly to London Heathrow in London which is the closest available airport to City of London (16.0 mi away).

What’s the closest airport to Paddington Station?

The airport which is nearest to Paddington Station is London Heathrow. It is 12.4 mi away and is in London.

When did momondo last update prices for flights to London?

Prices for flights to London refresh daily.

How many operators does momondo search for flights to London?

How old do you have to be to fly 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 to London.

What documentation or ID do you need to fly to London?

The required travel and health documents for your London trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at London. We recommend that you seek guidance from your airline or a reliable third party such as IATA.


Traveling to a place near London?

Book flights to London if you plan to visit one of these locations
Gatwick
Hounslow
Croydon
Luton
Hayes
Guildford
Slough
Stansted
Ilford
Canterbury
Dover
Milton Keynes
Dartford
Horley
Colchester
Wembley
Chelmsford
Eastbourne
St. Albans
Southend-on-Sea

Why use momondo?

Why should I use momondo to find a flight deal 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.

Can I find flights to London with flexible booking policies on momondo?

Flights to London 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 to London?

momondo helps you find the best flight to 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 to London right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of London flights. All you need is a valid email address and we will do the rest; it is that quick and easy.


An easier way to manage your London trip

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Cheapest flight routes to London

These routes have the cheapest flights to London found by momondo users in United States
DepartingDestinationBest TimeBest Price
MiamiLondon8h 15m$354
JacksonvilleLondon11h 35m$363
New YorkLondon7h 00m$365
OrlandoLondon8h 05m$372
BostonLondon10h 25m$376
BaltimoreLondon10h 50m$391
New WindsorLondon10h 25m$392
ChicagoLondon7h 35m$413
Los AngelesLondon10h 25m$420
NewarkLondon6h 55m$422
Fort LauderdaleLondon13h 40m$456
AtlantaLondon11h 20m$456
PhiladelphiaLondon9h 58m$463
DetroitLondon13h 10m$475
New OrleansLondon14h 55m$477
HoustonLondon12h 05m$481