Which airlines fly to Chiang Rai?

Thai Airways, Etihad Airways and Air China are the top three most popular airlines that fly to Chiang Rai from London according to our data. Thai Airways is the first choice among our users, with 38% of people opting to fly with this airline when travelling to Chiang Rai. Keep in mind that there are 8 different airlines that fly to Chiang Rai on a routine basis, so you have a few additional options to choose from.

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

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

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

There is 1 operator available for flights from London to Chiang Rai Airport as of June 2026.

How old do you have to be to fly from London to Chiang Rai 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 Rai Airport.

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

The required travel and health documents for your Chiang Rai 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 Rai Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

£678 Cheap Flights from London to Chiang Rai in 2026

Voted winner of Europe's Best Travel App 2023

Find the cheapest flights from London to Chiang Rai

Round-trip

One-way

Cheap return flights

Enter your travel dates to find the best prices.

08:40 - 13:55

LGW

CEI

46h 15m

2 stops

10:15 - 05:55

CEI

LGW

26h 40m

2 stops

£678Multiple Airlines

Wed, 18 Nov - Sun, 6 Dec

11:20 - 15:55

LGW

CEI

21h 35m

1 stop

08:30 - 22:25

CEI

LGW

20h 55m

1 stop

£707Multiple Airlines

Mon, 16 Nov - Thu, 3 Dec

11:20 - 15:55

LGW

CEI

21h 35m

1 stop

08:40 - 18:05

CEI

LGW

16h 25m

1 stop

£722Multiple Airlines

Mon, 16 Nov - Wed, 9 Dec

08:05 - 18:20

LHR

CEI

28h 15m

2 stops

18:55 - 13:15

CEI

LHR

24h 20m

2 stops

£726Multiple Airlines

Mon, 6 Jul - Mon, 13 Jul

11:20 - 15:55

LGW

CEI

21h 35m

1 stop

08:30 - 18:45

CEI

LGW

17h 15m

1 stop

£730Multiple Airlines

Mon, 16 Nov - Mon, 7 Dec

15:40 - 15:55

LGW

CEI

17h 15m

1 stop

08:30 - 22:25

CEI

LGW

20h 55m

1 stop

£738Multiple Airlines

Tue, 17 Nov - Thu, 3 Dec

08:35 - 09:40

LHR

CEI

18h 05m

2 stops

14:25 - 07:20

CEI

LHR

23h 55m

2 stops

£740Multiple Airlines

Wed, 18 Nov - Sun, 6 Dec

15:40 - 15:55

LGW

CEI

17h 15m

1 stop

08:40 - 18:05

CEI

LGW

16h 25m

1 stop

£755Multiple Airlines

Tue, 17 Nov - Wed, 9 Dec

16:20 - 15:55

LGW

CEI

16h 35m

1 stop

08:30 - 22:25

CEI

LGW

20h 55m

1 stop

£775Multiple Airlines

Sun, 15 Nov - Thu, 3 Dec

20:35 - 08:00

LHR

CEI

28h 25m

1 stop

19:25 - 07:40

CEI

LHR

19h 15m

1 stop

£1,579Singapore Airlines

Thu, 12 Nov - Mon, 16 Nov

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Singapore Airlines flights from London to Chiang Rai

Our best Singapore Airlines deals on London to Chiang Rai flight tickets

Singapore Airlines

15 Nov

LGW09:20London Gatwick

26h 05m

1 stop

CEI18:25Chiang Rai

5 Dec

CEI08:35Chiang Rai

31h 25m

1 stop

LGW09:00London Gatwick

£1,120

Singapore Airlines

18 Nov

LGW13:00London Gatwick

22h 50m

1 stop

CEI18:50Chiang Rai

5 Dec

CEI08:35Chiang Rai

28h 50m

1 stop

LGW06:25London Gatwick

£1,221

Singapore Airlines

19 Nov

LGW13:00London Gatwick

36h 00m

1 stop

CEI08:00Chiang Rai

3 Dec

CEI19:25Chiang Rai

20h 35m

1 stop

LGW09:00London Gatwick

£1,457

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonChiang Rai

LGW - CEI

LGWCEI

London Gatwick

Wed 18/11

08:40-13:55

2 stops46h 15m

Chiang Rai

Sun 6/12

10:15-05:55

2 stops26h 40m

£678

LondonChiang Rai

LGW - CEI

LGWCEI

London Gatwick

Mon 16/11

11:20-15:55

1 stop21h 35m

Chiang Rai

Thu 3/12

08:30-22:25

1 stop20h 55m

£707

LondonChiang Rai

LGW - CEI

LGWCEI

London Gatwick

Mon 16/11

11:20-15:55

1 stop21h 35m

Chiang Rai

Wed 9/12

08:40-18:05

1 stop16h 25m

£722

LondonChiang Rai

LHR - CEI

LHRCEI

London Heathrow

Mon 6/7

08:05-18:20

2 stops28h 15m

Chiang Rai

Mon 13/7

18:55-13:15

2 stops24h 20m

£726

LondonChiang Rai

LGW - CEI

LGWCEI

London Gatwick

Mon 16/11

11:20-15:55

1 stop21h 35m

Chiang Rai

Mon 7/12

08:30-18:45

1 stop17h 15m

£730

LondonChiang Rai

LGW - CEI

LGWCEI

London Gatwick

Tue 17/11

15:40-15:55

1 stop17h 15m

Chiang Rai

Thu 3/12

08:30-22:25

1 stop20h 55m

£738

LondonChiang Rai

LHR - CEI

LHRCEI

London Heathrow

Wed 18/11

08:35-09:40

2 stops18h 05m

Chiang Rai

Sun 6/12

14:25-07:20

2 stops23h 55m

£740

Fastest return journey

LondonChiang Rai

LGW - CEI

LGWCEI

London Gatwick

Tue 17/11

15:40-15:55

1 stop17h 15m

Chiang Rai

Wed 9/12

08:40-18:05

1 stop16h 25m

£755

LondonChiang Rai

LGW - CEI

LGWCEI

London Gatwick

Sun 15/11

16:20-15:55

1 stop16h 35m

Chiang Rai

Thu 3/12

08:30-22:25

1 stop20h 55m

£775

LondonChiang Rai

LHR - CEI

LHRCEI

London Heathrow

Thu 12/11

20:35-08:00

1 stop28h 25m

Chiang Rai

Mon 16/11

19:25-07:40

1 stop19h 15m

£1,579

Flights are sorted by cheapest return flights first.

Showing 1-10 of 17 resultsSorted by cheapest first

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

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

What is the cheapest month to fly to Chiang Rai?

If you aren’t able to travel during the month of July, then book flights to Chiang Rai from London during June instead. Flights to Chiang Rai in June, while not as cheap as those in July, still average around £0.

When to book flights from London to Chiang Rai

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

Estimated return price

Cheap London to Chiang Rai (LON to CEI) flight deals and tips

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

Fastest flight time	18h 05m
Direct flights	None

The fastest flight from London to Chiang Rai takes 18h 05m

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

Search flight deals

Frequently asked questions about flying from London to Chiang Rai

How far is London to Chiang Rai by plane?
Chiang Rai is 5557.2 mi away from London. By plane, this route typically takes 18h 05m.
When did momondo last update prices for flights from London to Chiang Rai Airport?
Prices for flights from London to Chiang Rai Airport refresh daily.
How many operators does momondo search for flights from London to Chiang Rai Airport?
There is 1 operator available for flights from London to Chiang Rai Airport as of June 2026.
How old do you have to be to fly from London to Chiang Rai 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 Rai Airport.
What documentation or ID do you need to fly to Chiang Rai Airport?
The required travel and health documents for your Chiang Rai 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 Rai 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 Rai?
momondo data reveals that the most frequently booked airline on the route from London to Chiang Rai is Thai Airways, representing 100% of all bookings.

Best airlines flying from London to Chiang Rai

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

Airline	Rating	Free Cancellation	Price
Thai Airways	PriceFrom £782	Free Cancellation	Rating 7.9 406 reviews		Search Thai Airways flights

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Chiang Rai from London.

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

momondo does allow users to show only those flights to Chiang Rai from London which offer a flexible booking policy as well as other useful filters and features.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Chiang Rai from London.

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

Yes momondo offers price alerts on flights to Chiang Rai from London. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.