Find cheap flights to London

Round-trip
1 adult
Economy
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Sun 12/5
Sun 12/12

Travel Restriction Alert

The COVID-19 (coronavirus) outbreak may impact travel from United States to London.
View current United Kingdom travel restrictions

Cheapest flights to London airports

Find the cheapest flights to these London airports from your nearest city or airport
Los Angeles
London Heathrow Airport

CHEAPEST ROUTE FROM Los Angeles TO London

Ontario (ONT) to London Heathrow Airport (LHR)

Typically, flights to London from Los Angeles are cheaper when flying from Ontario to London Heathrow, which has an average price of $466

CHEAPEST MONTH TO FLY TO LONDON FROM LOS ANGELESFebruary22% cheaperFlying from Los Angeles to London costs on average just $377 in February
MOST EXPENSIVE MONTH TO FLY TO LONDON FROM LOS ANGELESDecember31% more expensiveIt costs about $631 for flights to London from Los Angeles in December
MOST POPULAR MONTH TO FLY TO LONDON FROM LOS ANGELESDecember330% more users visitedMore momondo users searched in flights to London from Los Angeles in December than any other month

When is the best time to fly to London?

  • 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 Milan for $19. This is 96% 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.

  • What is the cheapest month to fly to London?

    The cheapest month to fly to London from United States is in March. Flight prices, which tend to average around $383, are often lower during this time because this is during the off-season. The month of May is another great option to travel to London, with average flight prices from United States averaging around $386.

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

    Most flyers found that booking tickets 60 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 $453. Don’t hesitate to check prices now though because momondo users recently found tickets for as low as $286.

  • 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 Wednesday. Travelers who choose to depart for London on a Wednesday will often find tickets for as low as $464. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around $519. 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 $444 when looking at flights departing at noon. Flights to London are more costly in the afternoon, with an average ticket price of $474. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

  • Is there a good place to hike near London?

    During the warmer months, hikers around the London area find that parks like Hyde Park are the best for taking long walks with their families and/or pets. Those looking for this type of experience are likely best suited to fly to London in May, June, or July.

  • 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 Heathrow Airport (14 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 $242 per person, London Luton 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.


Can I fly to London from United States right now?

Information is based on travel restrictions from United States to London

Most visitors from United States need to provide a negative COVID-19 test result and/or quarantine to enter London.

COVID-19 testing requirements
Visitors from United States must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to London.

Quarantine requirements
Visitors from United States are not required to quarantine after entering London.

Documents
Mandatory passenger locator form - Submit the form any time in the 48 hours before arriving in the UK. Show the form when checking in your plane, train or ferry to the UK.

Managed quarantine package for Scotland - All travelers arriving directly to Scotland are required to book their Managed Quarantine Package prior to travel.

COVID-19 testing package - All travelers must book and pay for a COVID-19 Testing Package prior to travel to England and Scotland.


Can I fly back to United States from London?

Returning to United States from London

COVID-19 testing requirements
Visitors from London must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to United States.

Quarantine requirements
Visitors from London are not required to quarantine after entering United States.

If you are planning to travel to London at this time, it is recommended that you stay up to date on current restrictions and follow proper safety measures while in public.

London flight deals found on momondo

Check out some of the best fares from airports in United States to London found recently by users on momondo
Air Europa
Apr 6
JFK6:05 pmNew York John F Kennedy Intl
13h 20m
1 stop
LGW7:25 amLondon Gatwick
Apr 20
LGW6:00 amLondon Gatwick
12h 45m
1 stop
JFK6:45 pmNew York John F Kennedy Intl
TAP AIR PORTUGAL
Jan 20
EWR6:40 pmNewark
11h 05m
1 stop
LGW5:45 amLondon Gatwick
Jan 28
LGW5:40 amLondon Gatwick
16h 35m
1 stop
EWR10:15 pmNewark
TAP AIR PORTUGAL
Feb 1
EWR6:40 pmNewark
11h 05m
1 stop
LGW5:45 amLondon Gatwick
Feb 15
LGW5:40 amLondon Gatwick
16h 35m
1 stop
EWR10:15 pmNewark
TAP AIR PORTUGAL
Feb 4
EWR12:45 pmNewark
17h 00m
1 stop
LGW5:45 amLondon Gatwick
Feb 11
LGW5:40 amLondon Gatwick
16h 35m
1 stop
EWR10:15 pmNewark
TAP AIR PORTUGAL
Feb 22
EWR12:45 pmNewark
11h 05m
1 stop
LGW11:50 pmLondon Gatwick
Mar 8
LGW11:35 amLondon Gatwick
27h 55m
1 stop
EWR3:30 pmNewark
TAP AIR PORTUGAL
Jan 25
EWR12:45 pmNewark
11h 05m
1 stop
LGW11:50 pmLondon Gatwick
Feb 8
LGW11:35 amLondon Gatwick
27h 55m
1 stop
EWR3:30 pmNewark

Find the cheapest one-way flights to London

If you're looking for one-way flights from United States to London, view some of our deals below provided by Air Europa and Vueling
Multiple Airlines
Mar 4
JFK4:15 pmNew York John F Kennedy Intl
12h 20m
1 stop
LHR4:35 amLondon Heathrow
Vueling
Mar 16
JFK5:15 pmNew York John F Kennedy Intl
12h 50m
1 stop
LGW6:05 amLondon Gatwick
Multiple Airlines
Apr 27
JFK6:00 pmNew York John F Kennedy Intl
13h 05m
1 stop
LHR7:05 amLondon Heathrow

Which airlines fly to London?

Here you can see a selection of the most popular and cheapest airlines for flights to London
  • Which airlines fly to London?

    For flights from United States to London, most momondo users will book with popular airlines such as British Airways, United Airlines, American Airlines and Delta. Depending on what airport you fly from, you may have other airlines to choose from.


Popular routes to London

Most frequently searched flights to London along with the cheapest price and shortest flight duration
Los Angeles to London Flights
Fastest flight time10h 10m
Cheapest price$338
Washington to London Flights
Fastest flight time7h 05m
Cheapest price$338
San Francisco to London Flights
Fastest flight time10h 15m
Cheapest price$414
Chicago to London Flights
Fastest flight time7h 40m
Cheapest price$343
New York to London Flights
Fastest flight time12h 10m
Cheapest price$299
Dallas to London Flights
Fastest flight time8h 55m
Cheapest price$565
Tel Aviv to London Flights
Fastest flight time5h 15m
Cheapest price$61
Miami to London Flights
Fastest flight time8h 15m
Cheapest price$353
Boston to London Flights
Fastest flight time10h 30m
Cheapest price$386
Denver to London Flights
Fastest flight time9h 00m
Cheapest price$398
Philadelphia to London Flights
Fastest flight time7h 04m
Cheapest price$501
Atlanta to London Flights
Fastest flight time7h 45m
Cheapest price$423
Phoenix to London Flights
Fastest flight time9h 55m
Cheapest price$550
Austin to London Flights
Fastest flight time9h 05m
Cheapest price$501
Ontario to London Flights
Fastest flight time12h 50m
Cheapest price$580
San Diego to London Flights
Fastest flight time10h 25m
Cheapest price$581
Detroit to London Flights
Fastest flight time7h 20m
Cheapest price$522
Santa Ana to London Flights
Fastest flight time12h 59m
Cheapest price$587
Minneapolis to London Flights
Fastest flight time8h 05m
Cheapest price$589
Lagos, Lagos to London Flights
Fastest flight time6h 30m
Cheapest price$610

Start planning your trip to London