Question 1

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

Accepted Answer

The best time to book flights to Heathrow is 71 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

Question 2

Can I find cheaper flights to Heathrow if I am willing to have stopovers?

Accepted Answer

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

Question 3

What is the best airline to fly to Heathrow?

Accepted Answer

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

Question 4

What is the cheapest airport to fly to in Heathrow?

Accepted Answer

London Heathrow is currently the cheapest airport to fly to in Heathrow. One-way flights to London Heathrow typically cost ฿5,627, while return flights cost around ฿18,202.

Question 5

How much is a return flight to Heathrow?

Accepted Answer

A return flight to Heathrow will typically cost around ฿18,358, however they can be found for as little as ฿18,202.

Question 6

Where does the fastest flight to Heathrow depart from?

Accepted Answer

For those looking to save time traveling to Heathrow, Bangkok offers the quickest one-way flight (12 hours 35 minutes).

Question 7

Does London Heathrow have rental cars?

Accepted Answer

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

Question 8

Are there hotels close to London Heathrow?

Accepted Answer

Yes. London Heathrow has hotels nearby for those requiring accommodations. Aerotel London Heathrow is the closest property to London Heathrow (0.0 km away from London Heathrow).

Question 9

What are the most popular airlines that fly to Heathrow?

Accepted Answer

The most popular airlines flying from Bangkok to Heathrow are EVA Air, Thai Airways and เอทิฮัดแอร์เวย์.

Question 10

How long is the flight to Heathrow?

Accepted Answer

On average, a flight from Bangkok to Heathrow takes 15 hours 20 minutes. Flights to Heathrow from other popular cities in Thailand will vary in length. Below are a few examples of popular routes and their flight times.

Question 11

Weekly flight availability to Heathrow

Accepted Answer

The most flights from Bangkok to Heathrow are scheduled on a Monday (7 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (7 on average).

Question 12

What are the cheapest airlines that fly to Heathrow?

Accepted Answer

The cheapest airlines flying from Bangkok to Heathrow are เอทิฮัดแอร์เวย์, Finnair and โอมานแอร์.

Question 13

E

Accepted Answer

In terms of precipitation, rainfall in Heathrow ranges from 40.0 - 70.0 mm per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit Heathrow when rainfall is around 40.0 mm.

Question 14

E

Accepted Answer

If weather is an important factor for your trip to Heathrow, 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 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

Question 15

How does Cheapflights help users find flights to Heathrow?

Accepted Answer

When you search for this flight to Heathrow, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the best flight for you.

Question 16

Why should you use Cheapflights to find cheap flight tickets to Heathrow?

Accepted Answer

Cheapflights simply makes it quick and affordable to book flights to Heathrow by bringing together all flight options from hundreds of airlines and agencies online — and we put them in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Question 17

Can Cheapflights find flights to Heathrow with no change fees?

Accepted Answer

Users can book flights with no change fees policies with our dedicated filters. Book flights to Heathrow flexibly with Cheapflights today.

Question 18

Can Cheapflights notify me if prices for flights to Heathrow become cheaper?

Accepted Answer

Not ready to book yet? You can track prices for flights to Heathrow on Cheapflights with our Price Alerts feature and get notified when better prices are available.

Popular in	July
Cheapest in	February
Average price	฿33,918

Cheap flights to Heathrow

Find flight deals to Heathrow Airport

Popular in

Cheapest in

Average price

Best time to book a flight to Heathrow

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

Cheapflights Insights

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

The best time to book flights to Heathrow is 71 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What are the cheapest airlines that fly to Heathrow?

The cheapest airlines flying from Bangkok to Heathrow are เอทิฮัดแอร์เวย์, Finnair and โอมานแอร์.

Weekly flight availability to Heathrow

The most flights from Bangkok to Heathrow are scheduled on a Monday (7 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (7 on average).

Rainfall in Heathrow by month

In terms of precipitation, rainfall in Heathrow ranges from 40.0 - 70.0 mm per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit Heathrow when rainfall is around 40.0 mm.

Temperature in Heathrow by month

How long is the flight to Heathrow?

On average, a flight from Bangkok to Heathrow takes 15 hours 20 minutes. Flights to Heathrow from other popular cities in Thailand will vary in length. Below are a few examples of popular routes and their flight times.

Reviews of airlines servicing Heathrow

Read reviews from past customers who have flown EVA Air,Emirates, andโอมานแอร์ 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 Heathrow

Can I find cheaper flights to Heathrow if I am willing to have stopovers?

What is the best airline to fly to Heathrow?

What is the cheapest airport to fly to in Heathrow?

How much is a return flight to Heathrow?

Where does the fastest flight to Heathrow depart from?

Does London Heathrow have rental cars?

Are there hotels close to London Heathrow?

Travelling to a place near London Heathrow Airport?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Search flights to Heathrow by cabin class

Find flights to Heathrow, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Popular flight searches

Check out other popular destinations found by fellow travellers in 2026

Browse our most popular destinations

Most traveled routes by our users

Other airports near Heathrow

Other London travellers fly to these airports near Heathrow.

Find the best flight deals from London (LHR)

Some of the lowest fares we’ve come across for flights departing from Heathrow (LHR).

Popular cities in England

Check out these other destinations located within England for alternative trip ideas.

Fly your favourite airline to Heathrow

Fly your favorite airline to Heathrow. Flight routes are based on user searches made on Cheapflights and were last updated on 26 September 2026.

Complete your trip

Complete your trip to Heathrow (LHR) by booking a car hire and hotel booking.

Fly your favourite airline to London Heathrow Airport

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Fly with Cheapflights

How does Cheapflights help users find flights to Heathrow?

Why should you use Cheapflights to find cheap flight tickets to Heathrow?

Can Cheapflights find flights to Heathrow with no change fees?

Can Cheapflights notify me if prices for flights to Heathrow become cheaper?

100% Free

Book With Flexibility

Travel Smart