Which stopover airport has the shortest travel time from London to Chiang Mai?

Flights connecting via Abu Dhabi (AUH) have the shortest average one-way travel time: 14h 22m.

What is the cheapest airline that flies from London to Chiang Mai?

Air China, China Eastern, and SWISS are the most popular carriers operating from London to Chiang Mai

Which stopover airport has the shortest connection time from London to Chiang Mai?

Abu Dhabi (AUH) has the shortest average stopover time for this route: 1h 19m.

Which stopover airport offers the lowest fares from London to Chiang Mai?

Flights via Shanghai (PVG) offer the lowest average return price of £410.

Which airlines fly to Chiang Mai?

Thai Airways, Etihad Airways and Air China are the top three most popular airlines that fly to Chiang Mai from London according to our data. Thai Airways is the first choice among our users, with 39% of people opting to fly with this airline when travelling to Chiang Mai. Keep in mind that there are 7 different airlines that fly to Chiang Mai on a routine basis, so you have a few additional options to choose from.

Which airport is the most popular for stopovers for flights between London and Chiang Mai?

Bangkok (BKK) was the most common stop: 25% of momondo users choosing one-stop flights on this route connected there.

When did momondo last update prices for flights from London to Chiang Mai Airport?

Prices for flights from London to Chiang Mai Airport refresh daily.

How many operators does momondo search for flights from London to Chiang Mai Airport?

There are 7 operators available for flights from London to Chiang Mai Airport as of September 2026.

How old do you have to be to fly from London to Chiang Mai Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London to Chiang Mai Airport.

What documentation or ID do you need to fly to Chiang Mai Airport?

The required travel and health documents for your Chiang Mai Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Chiang Mai Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

£218 Cheap Flights from London to Chiang Mai in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from London to Chiang Mai

Return

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

20:20 - 21:50LGW London Gatwick-CNX Chiang Mai

19h 30m1 stop Beijing Capital

23:05 - 06:35CNX Chiang Mai-LGW London Gatwick

37h 30m1 stop Beijing Capital

£350Air China

Tue, 29 Sep - Mon, 12 Oct

20:20 - 21:50LGW London Gatwick-CNX Chiang Mai

19h 30m1 stop Beijing Capital

23:05 - 06:35CNX Chiang Mai-LGW London Gatwick

37h 30m1 stop Beijing Capital

£353Air China

Tue, 29 Sep - Mon, 12 Oct

10:30 - 14:20LGW London Gatwick-CNX Chiang Mai

20h 50m1 stop Shanghai Pu Dong

15:35 - 06:30CNX Chiang Mai-LGW London Gatwick

21h 55m1 stop Shanghai Pu Dong

£406China Eastern

Thu, 26 Nov - Thu, 17 Dec

10:30 - 14:20LGW London Gatwick-CNX Chiang Mai

20h 50m1 stop Shanghai Pu Dong

15:35 - 06:30CNX Chiang Mai-LGW London Gatwick

21h 55m1 stop Shanghai Pu Dong

£406China Eastern

Mon, 9 Nov - Mon, 30 Nov

21:00 - 09:05LHR London Heathrow-CNX Chiang Mai

29h 05m2 stops Shanghai Pu Dong Kunming Changshui

09:10 - 12:05CNX Chiang Mai-LHR London Heathrow

33h 55m1 stop Abu Dhabi Zayed Intl

£452Multiple Airlines

Mon, 2 Nov - Thu, 12 Nov

21:20 - 09:15LHR London Heathrow-CNX Chiang Mai

29h 55m3 stops Shanghai Pu Dong Ji'an Ji An/Jing Gang Shan Kunming Changshui

09:10 - 18:10CNX Chiang Mai-LHR London Heathrow

16h 00m1 stop Abu Dhabi Zayed Intl

£479Multiple Airlines

Tue, 20 Oct - Tue, 27 Oct

21:45 - 09:20LHR London Heathrow-CNX Chiang Mai

29h 35m2 stops Abu Dhabi Zayed Intl Bangkok Suvarnabhumi

09:10 - 12:05CNX Chiang Mai-LHR London Heathrow

33h 55m1 stop Abu Dhabi Zayed Intl

£519Etihad Airways

Tue, 13 Oct - Mon, 26 Oct

14:45 - 19:10LHR London Heathrow-CNX Chiang Mai

22h 25m2 stops Abu Dhabi Zayed Intl Bangkok Suvarnabhumi

09:10 - 14:30CNX Chiang Mai-LHR London Heathrow

36h 20m1 stop Abu Dhabi Zayed Intl

£530Etihad Airways

Sun, 11 Oct - Sat, 14 Nov

19:25 - 19:00LHR London Heathrow-CNX Chiang Mai

16h 35m2 stops Vienna Intl Bangkok Suvarnabhumi

10:10 - 21:40CNX Chiang Mai-LHR London Heathrow

18h 30m2 stops Bangkok Suvarnabhumi Vienna Intl

£611Austrian Airlines

Mon, 18 Jan - Fri, 29 Jan

14:50 - 19:00LHR London Heathrow-CNX Chiang Mai

21h 10m2 stops Vienna Intl Bangkok Suvarnabhumi

10:10 - 21:40CNX Chiang Mai-LHR London Heathrow

18h 30m2 stops Bangkok Suvarnabhumi Vienna Intl

£630Austrian Airlines

Wed, 3 Feb - Sun, 14 Feb

Cheap last-minute flights

Enter your travel dates to find the best prices.

11:35 - 13:25LGW London Gatwick-CNX Chiang Mai

19h 50m1 stop Shanghai Pu Dong

14:55 - 06:40CNX Chiang Mai-LGW London Gatwick

21h 45m1 stop Shanghai Pu Dong

£406China Eastern

Sun, 13 Sep - Tue, 13 Oct

22:00 - 09:15LGW London Gatwick-CNX Chiang Mai

29h 15m3 stops Shanghai Pu Dong Ji'an Ji An/Jing Gang Shan Kunming Changshui

14:55 - 06:40CNX Chiang Mai-LGW London Gatwick

21h 45m1 stop Shanghai Pu Dong

£406China Eastern

Sun, 13 Sep - Tue, 13 Oct

22:00 - 13:25LGW London Gatwick-CNX Chiang Mai

33h 25m1 stop Shanghai Pu Dong

14:55 - 15:00CNX Chiang Mai-LGW London Gatwick

30h 05m1 stop Shanghai Pu Dong

£409China Eastern

Sun, 13 Sep - Tue, 13 Oct

22:00 - 13:25LGW London Gatwick-CNX Chiang Mai

33h 25m1 stop Shanghai Pu Dong

10:05 - 06:40CNX Chiang Mai-LGW London Gatwick

26h 35m3 stops Kunming Changshui Fuzhou Shanghai Pu Dong

£415China Eastern

Sun, 13 Sep - Tue, 13 Oct

11:35 - 13:25LGW London Gatwick-CNX Chiang Mai

19h 50m1 stop Shanghai Pu Dong

23:05 - 06:35CNX Chiang Mai-LGW London Gatwick

37h 30m1 stop Beijing Capital

£568Multiple Airlines

Sun, 13 Sep - Tue, 13 Oct

21:20 - 13:25LHR London Heathrow-CNX Chiang Mai

34h 05m1 stop Shanghai Pu Dong

22:55 - 17:45CNX Chiang Mai-LHR London Heathrow

24h 50m2 stops Bangkok Don Mueang Intl Mumbai Chhatrapati Shivaji Intl

£595Multiple Airlines

Sun, 13 Sep - Tue, 13 Oct

21:20 - 13:25LHR London Heathrow-CNX Chiang Mai

34h 05m1 stop Shanghai Pu Dong

21:25 - 17:45CNX Chiang Mai-LHR London Heathrow

26h 20m2 stops Bangkok Don Mueang Intl Mumbai Chhatrapati Shivaji Intl

£601Multiple Airlines

Sun, 13 Sep - Tue, 13 Oct

12:35 - 15:15LHR London Heathrow-CNX Chiang Mai

20h 40m2 stops Xiamen Gaoqi Intl Bangkok Suvarnabhumi

14:35 - 12:45CNX Chiang Mai-LHR London Heathrow

28h 10m2 stops Phuket City Abu Dhabi Zayed Intl

£604Multiple Airlines

Sun, 13 Sep - Tue, 13 Oct

22:15 - 09:45LHR London Heathrow-CNX Chiang Mai

29h 30m1 stop Hong Kong Intl

19:25 - 15:15CNX Chiang Mai-LHR London Heathrow

25h 50m1 stop Hong Kong Intl

£715Cathay Pacific

Sun, 13 Sep - Tue, 13 Oct

22:15 - 09:45LHR London Heathrow-CNX Chiang Mai

29h 30m1 stop Hong Kong Intl

19:25 - 15:15CNX Chiang Mai-LHR London Heathrow

25h 50m1 stop Hong Kong Intl

£717Cathay Pacific

Sun, 13 Sep - Tue, 13 Oct

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Air China flights from London to Chiang Mai

Our best Air China deals on London to Chiang Mai flight tickets

Air China

29 Sept

LGW20:20London Gatwick

19h 30m

1 stop

CNX21:50Chiang Mai

12 Oct

CNX23:05Chiang Mai

37h 30m

1 stop

LGW06:35London Gatwick

£350

Air China

29 Sept

LGW20:20London Gatwick

19h 30m

1 stop

CNX21:50Chiang Mai

12 Oct

CNX23:05Chiang Mai

37h 30m

1 stop

LGW06:35London Gatwick

£353

Air China

29 Sept

LGW20:20London Gatwick

19h 30m

1 stop

CNX21:50Chiang Mai

12 Oct

CNX23:05Chiang Mai

37h 30m

1 stop

LGW06:35London Gatwick

£355

China Eastern flights from London to Chiang Mai

Our best China Eastern deals on London to Chiang Mai flight tickets

China Eastern

13 Sept

LGW11:35London Gatwick

19h 50m

1 stop

CNX13:25Chiang Mai

13 Oct

CNX14:55Chiang Mai

21h 45m

1 stop

LGW06:40London Gatwick

£406

China Eastern

13 Sept

LGW22:00London Gatwick

29h 15m

3 stops

CNX09:15Chiang Mai

13 Oct

CNX14:55Chiang Mai

21h 45m

1 stop

LGW06:40London Gatwick

£406

China Eastern

26 Nov

LGW10:30London Gatwick

20h 50m

1 stop

CNX14:20Chiang Mai

17 Dec

CNX15:35Chiang Mai

21h 55m

1 stop

LGW06:30London Gatwick

£407

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonChiang Mai

LGW London Gatwick - CNX Chiang Mai

LGWCNX

London Gatwick

Tue 29/9

20:20-21:50

1 stop19h 30m

Chiang Mai

Mon 12/10

23:05-06:35

1 stop37h 30m

£350

LondonChiang Mai

LGW London Gatwick - CNX Chiang Mai

LGWCNX

London Gatwick

Tue 29/9

20:20-21:50

1 stop19h 30m

Chiang Mai

Mon 12/10

23:05-06:35

1 stop37h 30m

£353

LondonChiang Mai

LGW London Gatwick - CNX Chiang Mai

LGWCNX

London Gatwick

Thu 26/11

10:30-14:20

1 stop20h 50m

Chiang Mai

Thu 17/12

15:35-06:30

1 stop21h 55m

£406

LondonChiang Mai

LGW London Gatwick - CNX Chiang Mai

LGWCNX

London Gatwick

Mon 9/11

10:30-14:20

1 stop20h 50m

Chiang Mai

Mon 30/11

15:35-06:30

1 stop21h 55m

£406

LondonChiang Mai

LHR London Heathrow - CNX Chiang Mai

LHRCNX

London Heathrow

Mon 2/11

21:00-09:05

2 stops29h 05m

Chiang Mai

Thu 12/11

09:10-12:05

1 stop33h 55m

£452

LondonChiang Mai

LHR London Heathrow - CNX Chiang Mai

LHRCNX

London Heathrow

Tue 20/10

21:20-09:15

3 stops29h 55m

Chiang Mai

Tue 27/10

09:10-18:10

1 stop16h 00m

£479

LondonChiang Mai

LHR London Heathrow - CNX Chiang Mai

LHRCNX

London Heathrow

Tue 13/10

21:45-09:20

2 stops29h 35m

Chiang Mai

Mon 26/10

09:10-12:05

1 stop33h 55m

£519

LondonChiang Mai

LHR London Heathrow - CNX Chiang Mai

LHRCNX

London Heathrow

Sun 11/10

14:45-19:10

2 stops22h 25m

Chiang Mai

Sat 14/11

09:10-14:30

1 stop36h 20m

£530

Fastest return journey

LondonChiang Mai

LHR London Heathrow - CNX Chiang Mai

LHRCNX

London Heathrow

Mon 18/1

19:25-19:00

2 stops16h 35m

Chiang Mai

Fri 29/1

10:10-21:40

2 stops18h 30m

£611

LondonChiang Mai

LHR London Heathrow - CNX Chiang Mai

LHRCNX

London Heathrow

Wed 3/2

14:50-19:00

2 stops21h 10m

Chiang Mai

Sun 14/2

10:10-21:40

2 stops18h 30m

£630

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from London to Chiang Mai

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Stopovers

What is the typical price of a round-trip flight between London and Chiang Mai?

Prices are currently low for flights on this route.

Typical prices usually range from £536 to £785.
The lowest price recently found on this route was £350.

What is the cheapest month to fly to Chiang Mai?

The month of November is, on average, the cheapest month to fly to Chiang Mai from London, with most prices found around £537. If you aren’t able to travel during the month of November, then book flights to Chiang Mai from London during May instead. Flights to Chiang Mai in May, while not as cheap as those in November, still average around £543.

How far in advance should I book a flight from London to Chiang Mai?

You are more likely to see cheaper flights to Chiang Mai from London when booking weeks ahead of your departure date. In general, you can expect to find flights to Chiang Mai for around £765 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Chiang Mai from London for as low as £591 on momondo.

Can stopping save me money on London to Chiang Mai flights?

You could potentially save up to 35% on your flight if you consider stops on a London to Chiang Mai flight.

How have London to Chiang Mai flight prices changed over time?

As of September 2026, prices for London to Chiang Mai flights are approximately 38% cheaper when compared to flights at the same time last year.

When to book flights from London to Chiang Mai

Are you open to changing your travel dates? Check out the ideal times to fly from London to Chiang Mai according to our flight data. Find out which month and days have the cheapest flights.

Estimated return price

Cheap London to Chiang Mai (LON to CNX) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London to Chiang Mai

Best price found	£218
Fastest flight time	17h 05m
Direct flights	None

The best one-way flight to Chiang Mai from London in the past 72 hours is £218. The best return flight deal from London to Chiang Mai found on momondo in the last 72 hours is £350.

The fastest flight from London to Chiang Mai takes 17h 05m

There are no direct flights from London to Chiang Mai. There are no popular flight routes from London to Chiang Mai.

Search flight deals

Frequently asked questions about flying from London to Chiang Mai

How far is London to Chiang Mai by plane?
The distance between London and Chiang Mai is about 5583.6 mi. In terms of flight time, this usually takes a little over 17h 05m.
When did momondo last update prices for flights from London to Chiang Mai Airport?
Prices for flights from London to Chiang Mai Airport refresh daily.
How many operators does momondo search for flights from London to Chiang Mai Airport?
There are 7 operators available for flights from London to Chiang Mai Airport as of September 2026.
How old do you have to be to fly from London to Chiang Mai Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London to Chiang Mai Airport.
What documentation or ID do you need to fly to Chiang Mai Airport?
The required travel and health documents for your Chiang Mai Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Chiang Mai Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular airline from London to Chiang Mai?
momondo data reveals that the most frequently booked airline on the route from London to Chiang Mai is China Eastern, representing 40% of all bookings. The subsequent popular airlines are Etihad Airways at 21%, Air China at 16%, and Thai Airways at 14%.

Best airlines flying from London to Chiang Mai

Compare and see reviews for airlines that fly from London to Chiang Mai with momondo

Airline	Rating	Free Cancellation	Price
China Eastern	PriceFrom £358	Free Cancellation	Rating 7.3 236 reviews	Search China Eastern flights
Air China	PriceFrom £389	Free Cancellation	Rating 7.5 164 reviews	Search Air China flights
Malaysia Airlines	PriceFrom £503	Free Cancellation	Rating 7.3 318 reviews	Search Malaysia Airlines flights
Etihad Airways	PriceFrom £526	Free Cancellation	Rating 7.3 1,533 reviews	Search Etihad Airways flights
Austrian Airlines	PriceFrom £553	Free Cancellation	Rating 7.6 953 reviews	Search Austrian Airlines flights
Thai Airways	PriceFrom £759	Free Cancellation	Rating 7.9 418 reviews	Search Thai Airways flights

Why use momondo?

Why should I use momondo to find a flight deal from London to Chiang Mai?

Finding the right flight to Chiang Mai from London is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Chiang Mai quick and easy, saving you time and money.

Can I find flights from London to Chiang Mai with flexible booking policies on momondo?

Flights from London to Chiang Mai with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from London to Chiang Mai?

momondo helps you find the best flight between London and Chiang Mai by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from London to Chiang Mai right now. Can momondo alert me if prices change?

If you are not ready to book a flight from London to Chiang Mai now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Chiang Mai and let you know when they change.

An easier way to manage your Chiang Mai trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

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Cheap flights from London to Chiang Mai from £218

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London to Chiang Mai departing on 26/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Find the cheapest flights from London to Chiang Mai

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Big names, great deals

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Filter for what you want

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Air China flights from London to Chiang Mai

Our best Air China deals on London to Chiang Mai flight tickets

China Eastern flights from London to Chiang Mai

Our best China Eastern deals on London to Chiang Mai flight tickets

momondo Fare Finder

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

See travel insights to Chiang Mai from

How to get the cheapest flight ticket from London to Chiang Mai

What is the typical price of a round-trip flight between London and Chiang Mai?

What is the cheapest month to fly to Chiang Mai?

How far in advance should I book a flight from London to Chiang Mai?

Can stopping save me money on London to Chiang Mai flights?

How have London to Chiang Mai flight prices changed over time?

What is the cheapest airline that flies from London to Chiang Mai?

Which airlines fly to Chiang Mai?

Which airport is the most popular for stopovers for flights between London and Chiang Mai?

Which stopover airport offers the lowest fares from London to Chiang Mai?

Which stopover airport has the shortest travel time from London to Chiang Mai?

Which stopover airport has the shortest connection time from London to Chiang Mai?

When to book flights from London to Chiang Mai

Cheap London to Chiang Mai (LON to CNX) flight deals and tips

Best price found

Fastest flight time

Direct flights

Frequently asked questions about flying from London to Chiang Mai

Best airlines flying from London to Chiang Mai

Compare and see reviews for airlines that fly from London to Chiang Mai with momondo

Why use momondo?

An easier way to manage your Chiang Mai trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Thailand

Airports servicing Thailand

Fly your favourite airline to Chiang Mai

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

Cabin classes currently available on flights to Chiang Mai

List of cabin classes available on flights landing in Chiang Mai. Availability may vary depending on flight origin and airline.

Popular Cities in Thailand

Popular flights according to clicks in the last 7 days on momondo

Fly to other destinations from London

According to popular flight searches on momondo this year

Complete your trip to Chiang Mai

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