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

Bangkok (BKK) was the most common stop: 35% of momondo users choosing one-stop flights on this route connected there.

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 21m.

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

China Eastern and China Southern are the most popular carriers operating from London to Chiang Mai

Which airlines fly to Chiang Mai?

Thai Airways, China Eastern 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 52% of people opting to fly with this airline when travelling to Chiang Mai. Keep in mind that there are 10 different airlines that fly to Chiang Mai on a routine basis, so you have a few additional options to choose from.

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: 13h 57m.

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

Flights via Guangzhou (CAN) offer the lowest average return price of £406.

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 10 operators available for flights from London to Chiang Mai Airport as of July 2025.

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.

£260 Cheap Flights from London to Chiang Mai in 2025

Q: 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 £854 to £1,253. The lowest price recently found on this route was £398.

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Find the cheapest flights from London to Chiang Mai

Round-trip

One-way

Cheap return flights

22:05 - 12:50LHR-CNX

32h 45m2 stops

07:05 - 19:10CNX-LHR

43h 05m2 stops

£398

Find Deal

Mon, 15 Sep - Thu, 11 Dec

21:50 - 15:15LGW-CNX

35h 25m2 stops

08:05 - 18:30CNX-LGW

17h 25m1 stop

£415

Find Deal

Wed, 17 Sep - Wed, 29 Oct

22:05 - 09:50LHR-CNX

29h 45m2 stops

07:05 - 19:10CNX-LHR

43h 05m2 stops

£427

Find Deal

Sun, 14 Sep - Thu, 11 Dec

18:25 - 13:25LGW-CNX

37h 00m1 stop

10:05 - 15:00CNX-LGW

34h 55m2 stops

£484China Eastern

Find Deal

Wed, 3 Sep - Wed, 15 Oct

18:25 - 09:05LGW-CNX

32h 40m2 stops

10:05 - 15:00CNX-LGW

34h 55m2 stops

£489China Eastern

Find Deal

Wed, 3 Sep - Wed, 15 Oct

11:40 - 21:50LGW-CNX

51h 10m2 stops

23:05 - 05:35CNX-LGW

37h 30m1 stop

£513Air China

Find Deal

Tue, 25 Nov - Mon, 8 Dec

17:40 - 21:50LHR-CNX

21h 10m1 stop

23:05 - 15:55CNX-LHR

23h 50m1 stop

£514Air China

Find Deal

Fri, 21 Nov - Wed, 17 Dec

22:10 - 17:50LHR-CNX

37h 40m1 stop

18:50 - 18:05CNX-LHR

29h 15m2 stops

£518China Southern

Find Deal

Wed, 3 Sep - Wed, 15 Oct

22:10 - 17:50LHR-CNX

37h 40m1 stop

18:50 - 19:00CNX-LHR

30h 10m1 stop

£533China Southern

Find Deal

Wed, 3 Sep - Wed, 15 Oct

13:55 - 06:05LHR-CNX

33h 10m1 stop

08:50 - 06:45CNX-LHR

28h 55m1 stop

£624Etihad Airways

Find Deal

Tue, 4 Nov - Thu, 4 Dec

China Eastern flights from London to Chiang Mai

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

China Eastern

3 Sept

LGW18:25London Gatwick

37h 00m

1 stop

CNX13:25Chiang Mai

15 Oct

CNX10:05Chiang Mai

34h 55m

2 stops

LGW15:00London Gatwick

£484

Find similar

China Eastern

3 Sept

LGW18:25London Gatwick

32h 40m

2 stops

CNX09:05Chiang Mai

15 Oct

CNX10:05Chiang Mai

34h 55m

2 stops

LGW15:00London Gatwick

£489

Find similar

China Eastern

15 Sept

LGW18:05London Gatwick

37h 20m

1 stop

CNX13:25Chiang Mai

11 Dec

CNX15:35Chiang Mai

29h 25m

1 stop

LGW14:00London Gatwick

£498

Find similar

Air China flights from London to Chiang Mai

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

Air China

25 Nov

LGW11:40London Gatwick

51h 10m

2 stops

CNX21:50Chiang Mai

8 Dec

CNX23:05Chiang Mai

37h 30m

1 stop

LGW05:35London Gatwick

£513

Find similar

Air China

21 Nov

LHR17:40London Heathrow

21h 10m

1 stop

CNX21:50Chiang Mai

17 Dec

CNX23:05Chiang Mai

23h 50m

1 stop

LHR15:55London Heathrow

£514

Find similar

Air China

26 Nov

LGW11:40London Gatwick

27h 10m

2 stops

CNX21:50Chiang Mai

7 Dec

CNX23:05Chiang Mai

38h 50m

2 stops

LGW06:55London Gatwick

£520

Find similar

Fly from

Fly to

Route

Depart

Return

Price

LondonChiang Mai

LHR - CNX

LHRCNX

London Heathrow

Mon 15/9

22:05-12:50

2 stops32h 45m

Chiang Mai

Thu 11/12

07:05-19:10

2 stops43h 05m

£398

LondonChiang Mai

LGW - CNX

LGWCNX

London Gatwick

Wed 17/9

21:50-15:15

2 stops35h 25m

Chiang Mai

Wed 29/10

08:05-18:30

1 stop17h 25m

£415

LondonChiang Mai

LHR - CNX

LHRCNX

London Heathrow

Sun 14/9

22:05-09:50

2 stops29h 45m

Chiang Mai

Thu 11/12

07:05-19:10

2 stops43h 05m

£427

LondonChiang Mai

LGW - CNX

LGWCNX

London Gatwick

Wed 3/9

18:25-13:25

1 stop37h 00m

Chiang Mai

Wed 15/10

10:05-15:00

2 stops34h 55m

£484

LondonChiang Mai

LGW - CNX

LGWCNX

London Gatwick

Wed 3/9

18:25-09:05

2 stops32h 40m

Chiang Mai

Wed 15/10

10:05-15:00

2 stops34h 55m

£489

LondonChiang Mai

LGW - CNX

LGWCNX

London Gatwick

Tue 25/11

11:40-21:50

2 stops51h 10m

Chiang Mai

Mon 8/12

23:05-05:35

1 stop37h 30m

£513

LondonChiang Mai

LHR - CNX

LHRCNX

London Heathrow

Fri 21/11

17:40-21:50

1 stop21h 10m

Chiang Mai

Wed 17/12

23:05-15:55

1 stop23h 50m

£514

LondonChiang Mai

LHR - CNX

LHRCNX

London Heathrow

Wed 3/9

22:10-17:50

1 stop37h 40m

Chiang Mai

Wed 15/10

18:50-18:05

2 stops29h 15m

£518

LondonChiang Mai

LHR - CNX

LHRCNX

London Heathrow

Wed 3/9

22:10-17:50

1 stop37h 40m

Chiang Mai

Wed 15/10

18:50-19:00

1 stop30h 10m

£533

LondonChiang Mai

LHR - CNX

LHRCNX

London Heathrow

Tue 4/11

13:55-06:05

1 stop33h 10m

Chiang Mai

Thu 4/12

08:50-06:45

1 stop28h 55m

£624

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?

What is the cheapest month to fly to Chiang Mai?

The month of March is, on average, the cheapest month to fly to Chiang Mai from London, with most prices found around £520. If you aren’t able to travel during the month of March, then book flights to Chiang Mai from London during September instead. Flights to Chiang Mai in September, while not as cheap as those in March, still average around £582.

What is the cheapest day to depart on your flight to Chiang Mai?

The cheapest day to depart on your flight to Chiang Mai is on a Thursday when prices can be found for as low as £657. This is often the case because there is less demand to fly during this day of the week. On the other hand, Saturday is the most expensive day to depart from London because it is more convenient for both business and leisure travellers. As a result, prices tend to be around £780.

What is the cheapest time of day to depart on your flight to Chiang Mai?

The cheapest time of day to fly to Chiang Mai is in the afternoon when flights can be purchased for as low as £573. If you have a flexible travel schedule, then try to avoid flying at midday when prices are £956 on average. Flights to Chiang Mai from London at midday are generally more expensive because this time of day is more convenient for travellers’ schedules.

How far in advance should I book a flight 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 £791 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 £593 on momondo.

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

You could potentially save up to 10% 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 July 2025, prices for London to Chiang Mai flights are approximately 25% more expensive 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	£260
Fastest flight time	14h 45m
Direct flights	None
Airports in Chiang Mai	1 airport

The best one-way flight to Chiang Mai from London in the past 72 hours is £260. The best return flight deal from London to Chiang Mai found on momondo in the last 72 hours is £398.

The fastest flight from London to Chiang Mai takes 14h 45m

There are no direct flights from London to Chiang Mai. Popular non-direct routes for this connection are London Stansted Airport - Chiang Mai Airport, London Luton Airport - Chiang Mai Airport and London Gatwick Airport - Chiang Mai Airport.

There is 1 airport near Chiang Mai: Chiang Mai (CNX)

Search flight deals

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 14h 45m.
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 10 operators available for flights from London to Chiang Mai Airport as of July 2025.
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 38% of all bookings. The subsequent popular airlines are Thai Airways at 22%, Air China at 18%, and EVA Air at 5%.

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 Southern	PriceFrom £423	Free Cancellation	Rating 7.6 104 reviews	Search China Southern flights
China Eastern	PriceFrom £457	Free Cancellation	Rating 7.2 158 reviews	Search China Eastern flights
Air China	PriceFrom £469	Free Cancellation	Rating 7.3 93 reviews	Search Air China flights
Malaysia Airlines	PriceFrom £558	Free Cancellation	Rating 7.4 270 reviews	Search Malaysia Airlines flights
Etihad Airways	PriceFrom £637	Free Cancellation	Rating 7.4 1,230 reviews	Search Etihad Airways flights
EVA Air	PriceFrom £682	Free Cancellation	Rating 8.4 1,222 reviews	Search EVA Air flights
Cathay Pacific	PriceFrom £686	Free Cancellation	Rating 7.6 949 reviews	Search Cathay Pacific flights
Thai Airways	PriceFrom £705	Free Cancellation	Rating 7.8 340 reviews	Search Thai Airways flights
Singapore Airlines	PriceFrom £730	Free Cancellation	Rating 8.1 1,338 reviews	Search Singapore Airlines flights
Emirates	PriceFrom £731	Free Cancellation	Rating 8.1 3,299 reviews	Search Emirates 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 £260

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 15/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names, great deals

Big names, great deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from London to Chiang Mai

Cheap return flights

Cheap one-way flights

China Eastern flights from London to Chiang Mai

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

Air China flights from London to Chiang Mai

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

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

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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

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?

What is the cheapest day to depart on your flight to Chiang Mai?

What is the cheapest time of day to depart on your flight to Chiang Mai?

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

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

You could potentially save up to 10% 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 July 2025, prices for London to Chiang Mai flights are approximately 25% more expensive when compared to flights at the same time last year.

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

China Eastern and China Southern are the most popular carriers operating 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?

Bangkok (BKK) was the most common stop: 35% of momondo users choosing one-stop flights on this route connected there.

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

Flights via Guangzhou (CAN) offer the lowest average return price of £406.

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: 13h 57m.

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 21m.

When to book flights from London to Chiang Mai

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

Fastest flight time

Direct flights

Airports in Chiang Mai

How far is London to Chiang Mai by plane?

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

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

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

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

What is the most popular airline 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?

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

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

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

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

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