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.

What is the cheapest month to fly to London?

At the present moment the cheapest month to fly to London is currently November ; with June being the most expensive. Prices will vary depending on multiple factors such as booking in advance, airline and departure airports and times.

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 Heathrow is currently the cheapest airport to fly to in London. One-way flights to London Heathrow typically cost $17, 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 $331, however they can be found for as little as $46.

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 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 Delta.

How long is the flight to London?

On average, a flight from New York to London takes 12 hours 16 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 Friday (178 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (170 on average).

What are the cheapest airlines that fly to London?

The cheapest airlines flying from New York to London are JetBlue, Lufthansa and SWISS.

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).

$138+ Flights to London, England

Popular in	December
Cheapest in	January
Average price	$582
Round-trip from	$437
One-way from	$138
Good round-trip deal	$411 or less
Good one-way deal	$129 or less

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.

$138+ 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 12/3. 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

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 August 4, 2025.

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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 August 4, 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 August 4, 2025.

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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 August 1, 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 September 8, 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.

Reviews of airlines servicing London

Read reviews from past customers who have flown Delta, Austrian Airlines, and SWISS 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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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 August 4, 2025.