Which airlines fly to Chiang Rai?

Thai Airways, China Eastern 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 52% of people opting to fly with this airline when travelling to Chiang Rai. Keep in mind that there are 10 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 July 2025.

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.

£566 Cheap Flights from London to Chiang Rai in 2025

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Find the cheapest flights from London to Chiang Rai

Round-trip

One-way

Cheap return flights

12:05 - 19:25STN-CEI

25h 20m3 stops

08:25 - 14:25CEI-STN

36h 00m3 stops

£566

Find Deal

ven, 12 set - ven, 19 set

11:35 - 19:25LGW-CEI

25h 50m2 stops

15:25 - 16:00CEI-LGW

54h 35m2 stops

£573

Find Deal

ven, 12 set - ven, 19 set

10:00 - 19:25LHR-CEI

27h 25m2 stops

15:25 - 20:30CEI-LHR

35h 05m2 stops

£594

Find Deal

ven, 12 set - ven, 19 set

07:30 - 14:55STN-CEI

25h 25m3 stops

20:00 - 20:05CEI-STN

31h 05m2 stops

£625

Find Deal

sab, 11 ott - sab, 1 nov

09:10 - 19:25LGW-CEI

28h 15m3 stops

08:25 - 18:00CEI-LGW

39h 35m3 stops

£641

Find Deal

ven, 12 set - ven, 19 set

09:10 - 19:25LGW-CEI

28h 15m3 stops

20:00 - 13:25CEI-LGW

23h 25m2 stops

£658

Find Deal

ven, 12 set - ven, 19 set

15:45 - 19:25STN-CEI

21h 40m2 stops

08:25 - 14:25CEI-STN

36h 00m3 stops

£666

Find Deal

ven, 12 set - ven, 19 set

16:30 - 18:20LHR-CEI

19h 50m3 stops

18:55 - 10:40CEI-LHR

21h 45m3 stops

£734Lufthansa

Find Deal

ven, 12 set - ven, 19 set

12:30 - 13:10LHR-CEI

18h 40m1 stop

18:55 - 19:15CEI-LHR

30h 20m1 stop

£777Thai Airways

Find Deal

ven, 12 set - ven, 19 set

16:25 - 18:20LHR-CEI

19h 55m3 stops

18:55 - 08:05CEI-LHR

20h 10m2 stops

£1,430Lufthansa

Find Deal

sab, 11 ott - sab, 1 nov

Lufthansa flights from London to Chiang Rai

Our best Lufthansa deals on London to Chiang Rai flight tickets

Lufthansa

12 Sept

LHR16:30London Heathrow

19h 50m

3 stops

CEI18:20Chiang Rai

19 Sept

CEI18:55Chiang Rai

21h 45m

3 stops

LHR10:40London Heathrow

£734

Find similar

Lufthansa

11 Oct

LHR16:25London Heathrow

19h 55m

3 stops

CEI18:20Chiang Rai

1 Nov

CEI18:55Chiang Rai

20h 10m

2 stops

LHR08:05London Heathrow

£1,430

Find similar

Fly from

Fly to

Route

Depart

Return

Price

LondonChiang Rai

STN - CEI

STNCEI

London Stansted

ven 12/9

12:05-19:25

3 stops25h 20m

Chiang Rai

ven 19/9

08:25-14:25

3 stops36h 00m

£566

LondonChiang Rai

LGW - CEI

LGWCEI

London Gatwick

ven 12/9

11:35-19:25

2 stops25h 50m

Chiang Rai

ven 19/9

15:25-16:00

2 stops54h 35m

£573

LondonChiang Rai

LHR - CEI

LHRCEI

London Heathrow

ven 12/9

10:00-19:25

2 stops27h 25m

Chiang Rai

ven 19/9

15:25-20:30

2 stops35h 05m

£594

LondonChiang Rai

STN - CEI

STNCEI

London Stansted

sab 11/10

07:30-14:55

3 stops25h 25m

Chiang Rai

sab 1/11

20:00-20:05

2 stops31h 05m

£625

LondonChiang Rai

LGW - CEI

LGWCEI

London Gatwick

ven 12/9

09:10-19:25

3 stops28h 15m

Chiang Rai

ven 19/9

08:25-18:00

3 stops39h 35m

£641

LondonChiang Rai

LGW - CEI

LGWCEI

London Gatwick

ven 12/9

09:10-19:25

3 stops28h 15m

Chiang Rai

ven 19/9

20:00-13:25

2 stops23h 25m

£658

LondonChiang Rai

STN - CEI

STNCEI

London Stansted

ven 12/9

15:45-19:25

2 stops21h 40m

Chiang Rai

ven 19/9

08:25-14:25

3 stops36h 00m

£666

LondonChiang Rai

LHR - CEI

LHRCEI

London Heathrow

ven 12/9

16:30-18:20

3 stops19h 50m

Chiang Rai

ven 19/9

18:55-10:40

3 stops21h 45m

£734

LondonChiang Rai

LHR - CEI

LHRCEI

London Heathrow

ven 12/9

12:30-13:10

1 stop18h 40m

Chiang Rai

ven 19/9

18:55-19:15

1 stop30h 20m

£777

LondonChiang Rai

LHR - CEI

LHRCEI

London Heathrow

sab 11/10

16:25-18:20

3 stops19h 55m

Chiang Rai

sab 1/11

18:55-08:05

2 stops20h 10m

£1,430

Flights are sorted by cheapest return flights first.

Sorted 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 day to depart on your flight to Chiang Rai?

The cheapest day to depart from London to Chiang Rai is on a Friday. Travellers who choose to depart for Chiang Rai on a Friday will often find tickets for as low as £806. On the other hand, Thursday 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 £958.

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

In the evening is the cheapest time of day to fly from London to Chiang Rai when you can find flight prices for as low as £847. Flying to Chiang Rai in the evening is an ideal time because this is during off-peak travel hours. Try not to purchase tickets in the morning because they tend to be around £898. Of course, these prices can vary depending on the time of year and what airport you fly to.

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

Best price found	£566
Fastest flight time	18h 40m
Direct flights	None
Airports in Chiang Rai	1 airport

The best flight deal from London to Chiang Rai found on momondo in the last 72 hours is £566

The fastest flight from London to Chiang Rai takes 18h 40m

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

There is 1 airport near Chiang Rai: Chiang Rai (CEI)

Search flight deals

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 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 2025.
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 £741	Free Cancellation	Rating 7.8 340 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.