When is the best time to book a flight to London?

To ensure you get the cheapest price possible for a flight to London, you should look to book at least 30 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

Can I find cheaper flights to London if I am willing to have layovers?

Yes, flights with layovers are often cheaper than direct flights. Keep an eye out for flight deals to London on Cheapflights that require 1 or 2 stops for potential cost savings.

What is the best airline to fly to London?

Based on reviews from Cheapflights users, JetBlue is rated the highest out of the airlines that fly to London.

What is the cheapest airport to fly to in London?

London Gatwick is currently the cheapest airport to fly to in London. One-way flights to London Gatwick typically cost $14, while round-trip flights cost around $17.

How much is a round-trip flight to London?

A round-trip flight to London will typically cost around $287, however they can be found for as little as $51.

Where does the fastest flight to London depart from?

For those looking to save time traveling to London, Boston Logan Intl offers the quickest one-way flight (6 hours 30 minutes).

Which airport is closest to Kensington Palace?

If being close to Kensington Palace is important to you, you’ll want to land at London Heathrow Airport.

Does London Heathrow have rental cars?

Yes. Those touching down at London Heathrow can take advantage of the rental car services offered upon their arrival.

Are there hotels close to London Heathrow?

Yes. London Heathrow has hotels nearby for those requiring accommodations. Aerotel London Heathrow Airport Terminal 2-3 is the closest property to London Heathrow (0.0 mi away from London Heathrow).

When is the cheapest time to fly to London?

Users looking for the lowest fares to London should consider flying on Monday at noon, when prices are typically cheapest. Budget-minded travelers will want to avoid Saturday evenings, when prices are usually at their highest.

What are the most popular airlines that fly to London?

The most popular airlines flying from New York to London are British Airways, United Airlines and Virgin Atlantic.

How long is the flight to London?

On average, a flight from New York to London takes 13 hours 8 minutes. Flights to London from other popular cities in USA will vary in length. Below are a few examples of popular routes and their flight times.

Weekly flight availability to London

The most flights from New York to London are scheduled on a Thursday (146 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (118 on average).

What are the cheapest airlines that fly to London?

The cheapest airlines flying from New York to London are JetBlue, Norse Atlantic UK and TAP AIR PORTUGAL.

In terms of precipitation, rainfall in London ranges from 1.6 - 2.8 inches per month. January is typically the wettest month, when rainfall can reach 2.8 in. July is typically the driest time to visit London when rainfall is around 1.6 in.

If weather is an important factor for your trip to London, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 39.2 F).

Most accurate provider : Out of all of the providers offering London flight deals, Cheapflights users have found Mytrip to have the most accurate pricing on Cheapflights vs. their site about >95% of the time, users can find the same price on London flight deals on Cheapflights and Mytrip. This is based on searches made for London flights over the past month.

Most trusted provider : Mytrip is the most trusted provider by Cheapflights users offering London flight deals. With a user feedback rating of 3 out of 3 stars (3 being the best), Mytrip has received the most positive sentiment from Cheapflights users searching for flights to London. This is based on data collected from Cheapflights searches made over the past month.

$173+ Cheap Flights to London, England

Popular in	December
Cheapest in	January
Average price	$729
Round-trip from	$492
One-way from	$173
Good round-trip deal	$414 or less
Good one-way deal	$115 or less

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy2 stars	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*1 star
AranGrant	Price Accuracy2 stars	Trust Score*3 stars
eDreams	Price Accuracy3 stars	Trust Score*3 stars
Cheapflightsfares	Price Accuracy3 stars	Trust Score*2 stars
JustAirTicket	Price Accuracy-	Trust Score*1 star
Trip.com	Price Accuracy2 stars	Trust Score*3 stars
Kiwi.com	Price Accuracy3 stars	Trust Score*3 stars
Ovago	Price Accuracy2 stars	Trust Score*2 stars
Mytrip	Price Accuracy3 stars	Trust Score*3 stars

Flagship First offers 21.8” wide seats with lie-flat beds and lounge access on international flights.

Premium Economy offers 18.5” seats with 8” recline and priority boarding on long-haul flights.

$173+ Cheap flights to London

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/13. Fares are subject to change and may not be available on all flights or dates of travel.

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Flights to London in 2025

Cheapest flights to LondonExplore the most affordable flight options available to London. Find the lowest fares based on data from user searches, with prices last updated on December 12, 2025.

Explore the most affordable flight options available to London. Find the lowest fares based on data from user searches, with prices last updated on December 12, 2025.

Find flight deals to London

Find the latest flights to London in 2025, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 2,558,603 searches and data was last updated on December 12, 2025.

Popular in

Cheapest in

Average price

Round-trip from

One-way from

Good round-trip deal

Good one-way deal

Cheapflights Fare Finder

Use the filters below to find and compare flights to London that are best for you.

Compare providers for flights to London

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals to London in December.

Best time to book a flight to London

Have a flexible travel schedule? Discover the best time to fly to London with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight to London

When is the best time to book a flight to London?

Use this chart to determine the optimal time to book a round-trip flight from New York to London. Price data was last updated on December 5, 2025.

How long is the flight to London?

When is the cheapest time to fly to London?

Use this chart to determine the cheapest time to fly round-trip from New York to London. Price data was last updated on December 16, 2024.

Weekly flight availability to London

What are the most popular airlines that fly to London?

What are the cheapest airlines that fly to London?

Rainfall in London by month

Plan your trip to London by taking into account the average rainfall totals by month.

Temperature in London by month

Plan your trip to London by taking into account the average temperature totals by month.

The best insider tips for flights to London

AI-powered summary based on content written by travel experts. AI can make mistakes.

Cheapflights partnered with top experts to bring you the best recommendations for your London trip

Airlines

American Airlines

Delta

Iberia

United Airlines

Virgin Atlantic

British Airways

Airports

LHR

LGW

Our travel experts

Reviews of airlines servicing London

Read reviews from past customers who have flown Delta, Virgin Atlantic, and United Airlines to the United Kingdom. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

FAQs about flying to London

Can I find cheaper flights to London if I am willing to have layovers?

What is the best airline to fly to London?

What is the cheapest airport to fly to in London?

How much is a round-trip flight to London?

Where does the fastest flight to London depart from?

Which airport is closest to Kensington Palace?

Does London Heathrow have rental cars?

Are there hotels close to London Heathrow?

Traveling to a place near London?

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Find the best flight deals to London

Some of the lowest fares we’ve come across for flights to London.

Cheapest flights to London
Explore the most affordable flight options available to London. Find the lowest fares based on data from user searches, with prices last updated on December 12, 2025.