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 37% of people opting to fly with this airline when travelling to Chiang Rai. Keep in mind that there are 7 different airlines that fly to Chiang Rai on a routine basis, so you have a few additional options to choose from.

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

Singapore Airlines is the most popular carrier operating from London to Chiang Rai

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 July 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.

£263 Cheap Flights from London to Chiang Rai in 2026

Find the cheapest flights from London to Chiang Rai

Return

One-way

Cheap return flights

Enter your travel dates to find the best prices.

12:35 - 19:25

LGW

CEI

24h 50m

2 stops

20:00 - 18:05

CEI

LGW

28h 05m

2 stops

£482Multiple Airlines

Tue, 8 Sep - Tue, 15 Sep

12:35 - 19:25

LGW

CEI

24h 50m

2 stops

20:00 - 06:35

CEI

LGW

40h 35m

2 stops

£485Multiple Airlines

Mon, 7 Sep - Mon, 14 Sep

12:35 - 19:25

LGW

CEI

24h 50m

2 stops

20:00 - 18:05

CEI

LGW

28h 05m

2 stops

£496Multiple Airlines

Tue, 8 Sep - Tue, 15 Sep

12:35 - 19:25

LGW

CEI

24h 50m

2 stops

12:35 - 18:05

CEI

LGW

35h 30m

3 stops

£538Multiple Airlines

Tue, 8 Sep - Tue, 15 Sep

09:05 - 19:25

STN

CEI

28h 20m

3 stops

20:00 - 23:20

CEI

STN

33h 20m

3 stops

£573Multiple Airlines

Mon, 7 Sep - Mon, 14 Sep

07:55 - 19:25

STN

CEI

29h 30m

3 stops

15:25 - 22:20

CEI

STN

36h 55m

3 stops

£597Multiple Airlines

Tue, 8 Sep - Tue, 15 Sep

10:05 - 19:25

LGW

CEI

27h 20m

2 stops

20:00 - 18:35

CEI

LGW

28h 35m

2 stops

£617Multiple Airlines

Tue, 15 Sep - Tue, 29 Sep

09:30 - 19:25

LHR

CEI

27h 55m

2 stops

15:25 - 18:45

CEI

LHR

33h 20m

2 stops

£622Multiple Airlines

Tue, 8 Sep - Tue, 15 Sep

08:30 - 14:55

STN

CEI

24h 25m

3 stops

20:00 - 22:20

CEI

STN

32h 20m

3 stops

£623Multiple Airlines

Tue, 8 Sep - Tue, 15 Sep

12:20 - 18:45

LGW

CEI

24h 25m

1 stop

19:20 - 09:30

CEI

LGW

20h 10m

1 stop

£867Singapore Airlines

Thu, 10 Sep - Mon, 21 Sep

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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

10 Sept

LGW12:20London Gatwick

24h 25m

1 stop

CEI18:45Chiang Rai

21 Sept

CEI19:20Chiang Rai

20h 10m

1 stop

LGW09:30London Gatwick

£867

Singapore Airlines

10 Sept

LHR11:20London Heathrow

25h 25m

1 stop

CEI18:45Chiang Rai

21 Sept

CEI19:20Chiang Rai

30h 10m

1 stop

LHR19:30London Heathrow

£896

Singapore Airlines

10 Sept

LGW10:00London Gatwick

26h 45m

1 stop

CEI18:45Chiang Rai

17 Sept

CEI15:10Chiang Rai

21h 45m

1 stop

LGW06:55London Gatwick

£1,187

Thai Airways flights from London to Chiang Rai

Our best Thai Airways deals on London to Chiang Rai flight tickets

Thai Airways

7 Sept

LHR12:30London Heathrow

23h 50m

1 stop

CEI18:20Chiang Rai

14 Sept

CEI10:10Chiang Rai

15h 05m

1 stop

LHR19:15London Heathrow

£902

Thai Airways

10 Sept

LHR12:30London Heathrow

23h 50m

1 stop

CEI18:20Chiang Rai

17 Sept

CEI10:10Chiang Rai

15h 05m

1 stop

LHR19:15London Heathrow

£936

Thai Airways

15 Aug

LHR21:25London Heathrow

14h 55m

1 stop

CEI18:20Chiang Rai

23 Aug

CEI13:40Chiang Rai

35h 35m

1 stop

LHR19:15London Heathrow

£1,011

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonChiang Rai

LGW - CEI

LGWCEI

London Gatwick

Tue 8/9

12:35-19:25

2 stops24h 50m

Chiang Rai

Tue 15/9

20:00-18:05

2 stops28h 05m

£482

LondonChiang Rai

LGW - CEI

LGWCEI

London Gatwick

Mon 7/9

12:35-19:25

2 stops24h 50m

Chiang Rai

Mon 14/9

20:00-06:35

2 stops40h 35m

£485

LondonChiang Rai

LGW - CEI

LGWCEI

London Gatwick

Tue 8/9

12:35-19:25

2 stops24h 50m

Chiang Rai

Tue 15/9

20:00-18:05

2 stops28h 05m

£496

LondonChiang Rai

LGW - CEI

LGWCEI

London Gatwick

Tue 8/9

12:35-19:25

2 stops24h 50m

Chiang Rai

Tue 15/9

12:35-18:05

3 stops35h 30m

£538

LondonChiang Rai

STN - CEI

STNCEI

London Stansted

Mon 7/9

09:05-19:25

3 stops28h 20m

Chiang Rai

Mon 14/9

20:00-23:20

3 stops33h 20m

£573

LondonChiang Rai

STN - CEI

STNCEI

London Stansted

Tue 8/9

07:55-19:25

3 stops29h 30m

Chiang Rai

Tue 15/9

15:25-22:20

3 stops36h 55m

£597

LondonChiang Rai

LGW - CEI

LGWCEI

London Gatwick

Tue 15/9

10:05-19:25

2 stops27h 20m

Chiang Rai

Tue 29/9

20:00-18:35

2 stops28h 35m

£617

LondonChiang Rai

LHR - CEI

LHRCEI

London Heathrow

Tue 8/9

09:30-19:25

2 stops27h 55m

Chiang Rai

Tue 15/9

15:25-18:45

2 stops33h 20m

£622

LondonChiang Rai

STN - CEI

STNCEI

London Stansted

Tue 8/9

08:30-14:55

3 stops24h 25m

Chiang Rai

Tue 15/9

20:00-22:20

3 stops32h 20m

£623

Fastest return journey

LondonChiang Rai

LGW - CEI

LGWCEI

London Gatwick

Thu 10/9

12:20-18:45

1 stop24h 25m

Chiang Rai

Mon 21/9

19:20-09:30

1 stop20h 10m

£867

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 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 June, then book flights to Chiang Rai from London during May instead. Flights to Chiang Rai in May, while not as cheap as those in June, 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	22h 40m
Direct flights	None

The fastest flight from London to Chiang Rai takes 22h 40m

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 22h 40m.
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 July 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 £794	Free Cancellation	Rating 7.9 412 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.