$139 Cheap Flights to London

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Find available prices by choosing your travel dates.

How much is the cheapest flight to London?

Prices were available within the past 7 days and start at $139 for one-way flights and $391 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Icelandair
Icelandair
Norse Atlantic UK
Scandinavian Airlines
Scandinavian Airlines

Frequently asked questions

What month is the cheapest to fly to London?
The least expensive month for flights to London is usually July *. Launch your travel plans without going over budget by flying when fares are most affordable. *Cheapest month to fly is based on the month with the cheapest flight found on Expedia.com in the next 330 days.
Which US cities fly direct to London?
You can fly to London without a stopover from 31 US destinations. To find a nonstop journey, check “Direct flights only” when searching for flights to London on Expedia. Then, compare the options and pick the best departure out of any of these cities:

  • New York
  • Los Angeles
  • Chicago
  • Boston
  • Newark

How to find a cheap flight to London?
Book early for the best chance of scoring cheap flights to London. Also, consider traveling during off-season months like January and February. If you leave on a Thursday, you can save 16% on average compared to departing on a Sunday.* Save time checking every day and create a price alert on the Expedia app. We’ll send you a notification when fares change.*Best day of the week to book, depart and ideal booking window recommendations based on average round-trip ticket prices for January through August 2023, sourced from Airline Reporting Corporation’s (ARC) global airline sales database. Percentages noted are averages.
How to get a cheap last-minute flight to London?
Although booking in advance is generally the easiest way to save money, don’t worry if your London trip is last minute. You can still find cheap flights to London, especially if your plans have some flexibility. Try switching up your travel dates, looking at different ticket types or departing from another airport.
How far in advance should I book a flight to London?
Lock in your flight to London two to four months ahead if you’re jetting in from an international destination. For domestic travel, the recommendation is around 28 days in advance. Lower fares and a wider variety of departure dates, times and seating options are just some of the perks of booking early.**Best day of the week to book, depart and ideal booking window recommendations based on average round-trip ticket prices for January through August 2023, sourced from Airline Reporting Corporation’s (ARC) global airline sales database. Percentages noted are averages.
Which day of the week is the cheapest day to buy a plane ticket to London?
You can save an average of 8% if you purchase tickets on a Sunday rather than Fridays, which tend to be the priciest day to book.* When it comes to getting a cheap flight to London, timing makes a difference.*Best day of the week to book, depart and ideal booking window recommendations based on average round-trip ticket prices for January through August 2023, sourced from Airline Reporting Corporation’s (ARC) global airline sales database. Percentages noted are averages.
Which airlines fly to London?
There are 81 carriers connecting London with 198 airports across the world. The chief gateway to this city is Heathrow Airport (LHR). Book a ticket with any of these well-known airlines to London:

  • Aer Lingus
  • British Airways
  • Lufthansa
  • Iberia

Where do you fly into London?
When flying to London, the main airport for arrivals is London City Airport (LCY). You can also head for nearby hubs like Heathrow Airport (LHR), Gatwick Airport (LGW) or Luton Airport (LTN). Another option to keep in mind when you fly to London is Stansted Airport (STN).
How far is the airport from central London?
You’ll be about 7 mi east of central London after landing at London City Airport (LCY).
Can I save money by booking a London trip package?
Book a London flight and hotel package deal on Expedia, and you can make significant savings. It’s simple to bundle your accommodations and flights, and you can also add car rentals and activities to create your own customized London trip. Plus, nothing beats the convenience of booking everything in the same place.
Can I change or cancel my flight to London?
It’s often possible to cancel or change your flight to London. Many airlines let you cancel your flights for free within 24 hours of booking. However, some flights are non-refundable, and airlines may issue you a credit toward a future flight rather than a direct refund. To find affordable flights to London with flexible change policies, select “No cancel fee” or “Changes included” when you search. Need more information? Visit our Customer Service Portal.

Trending flights to London

Prices were available within the past 7 days and start at $139 for one-way flights and $391 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Norse Atlantic UK
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