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Flights to Chiang Rai

£258 Cheap flights to Chiang Rai

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight to Chiang Rai departing on 19/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from the United Kingdom to Chiang Rai

Cheap return flights

Logo
07:25 - 15:55STN-CEI
25h 30m3 stops
Logo
08:40 - 22:35CEI-STN
44h 55m3 stops
£570
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Sun, 26 Oct - Sun, 2 Nov
Logo
09:00 - 15:55LGW-CEI
23h 55m2 stops
Logo
16:25 - 18:25CEI-LGW
33h 00m1 stop
£615
Find Deal
Fri, 7 Nov - Wed, 12 Nov
Logo
09:00 - 09:40LGW-CEI
41h 40m2 stops
Logo
14:25 - 12:35CEI-LGW
29h 10m2 stops
£650
Find Deal
Mon, 2 Feb - Mon, 16 Feb
Logo
13:35 - 08:00LGW-CEI
35h 25m2 stops
Logo
08:40 - 18:30CEI-LGW
16h 50m1 stop
£653
Find Deal
Sun, 8 Feb - Mon, 9 Mar
Logo
13:35 - 08:00LGW-CEI
35h 25m2 stops
Logo
08:40 - 18:20CEI-LGW
16h 40m1 stop
£654
Find Deal
Sun, 8 Feb - Thu, 12 Mar
Logo
14:55 - 13:10LGW-CEI
40h 15m2 stops
Logo
10:10 - 13:25CEI-LGW
33h 15m2 stops
£658
Find Deal
Sun, 5 Oct - Thu, 23 Oct
Logo
06:25 - 15:55LGW-CEI
26h 30m2 stops
Logo
08:40 - 09:10CEI-LGW
31h 30m2 stops
£663
Find Deal
Fri, 7 Nov - Wed, 12 Nov
Logo
16:00 - 15:55LGW-CEI
16h 55m1 stop
Logo
08:40 - 18:20CEI-LGW
16h 40m1 stop
£666
Find Deal
Wed, 11 Feb - Thu, 12 Mar
Logo
16:00 - 15:55LGW-CEI
16h 55m1 stop
Logo
08:40 - 18:20CEI-LGW
16h 40m1 stop
£667
Find Deal
Tue, 10 Feb - Thu, 12 Mar
Thai Airways Logo
11:50 - 09:40LHR-CEI
14h 50m1 stop
Thai Airways Logo
10:25 - 19:10CEI-LHR
14h 45m1 stop
£1,283Thai Airways
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Mon, 10 Nov - Wed, 27 May

momondo Fare Finder

 
Locate flights to Chiang Rai that fit your budget, with regularly updated fares and availability. In the last 7 days, momondo users made a total of 279,928 searches and data was last updated on 13 September 2025.
Use the filters below to find and compare flights to Chiang Rai that are best for you.

Fly from

Route

Depart

Return

Price

LondonChiang Rai

STN - CEI

STNCEI

London Stansted

Sun 26/10

07:25-15:55

3 stops25h 30m

Chiang Rai

Sun 2/11

08:40-22:35

3 stops44h 55m

£570

LondonChiang Rai

LGW - CEI

LGWCEI

London Gatwick

Fri 7/11

09:00-15:55

2 stops23h 55m

Chiang Rai

Wed 12/11

16:25-18:25

1 stop33h 00m

£615

LondonChiang Rai

LGW - CEI

LGWCEI

London Gatwick

Mon 2/2

09:00-09:40

2 stops41h 40m

Chiang Rai

Mon 16/2

14:25-12:35

2 stops29h 10m

£650

LondonChiang Rai

LGW - CEI

LGWCEI

London Gatwick

Sun 8/2

13:35-08:00

2 stops35h 25m

Chiang Rai

Mon 9/3

08:40-18:30

1 stop16h 50m

£653

LondonChiang Rai

LGW - CEI

LGWCEI

London Gatwick

Sun 8/2

13:35-08:00

2 stops35h 25m

Chiang Rai

Thu 12/3

08:40-18:20

1 stop16h 40m

£654

LondonChiang Rai

LGW - CEI

LGWCEI

London Gatwick

Sun 5/10

14:55-13:10

2 stops40h 15m

Chiang Rai

Thu 23/10

10:10-13:25

2 stops33h 15m

£658

LondonChiang Rai

LGW - CEI

LGWCEI

London Gatwick

Fri 7/11

06:25-15:55

2 stops26h 30m

Chiang Rai

Wed 12/11

08:40-09:10

2 stops31h 30m

£663

LondonChiang Rai

LGW - CEI

LGWCEI

London Gatwick

Wed 11/2

16:00-15:55

1 stop16h 55m

Chiang Rai

Thu 12/3

08:40-18:20

1 stop16h 40m

£666

LondonChiang Rai

LGW - CEI

LGWCEI

London Gatwick

Tue 10/2

16:00-15:55

1 stop16h 55m

Chiang Rai

Thu 12/3

08:40-18:20

1 stop16h 40m

£667

LondonChiang Rai

LHR - CEI

LHRCEI

London Heathrow

Mon 10/11

11:50-09:40

1 stop14h 50m

Chiang Rai

Wed 27/5

10:25-19:10

1 stop14h 45m

£1,283

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Chiang Rai from

Chiang Rai flights insights and trends

Explore insights for your Chiang Rai flight to craft the best travel plan

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

The cheapest day to depart from United Kingdom 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 £792. On the other hand, Thursday is the most expensive day to depart from United Kingdom because it is more convenient for both business and leisure travellers. As a result, prices tend to be around £941.

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 United Kingdom to Chiang Rai when you can find flight prices for as low as £832. 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 £882. Of course, these prices can vary depending on the time of year and what airport you fly to.

Cheapest flights to Chiang Rai

Find the cheapest flights to Chiang Rai from your nearest city or airport
Find flights from London Heathrow Airport to Chiang Rai
CHEAPEST MONTH TO FLY TO CHIANG RAI FROM LONDON HEATHROW AIRPORTJune12% cheaperFlying from London Heathrow Airport to Chiang Rai costs on average just £701 in June
MOST EXPENSIVE MONTH TO FLY TO CHIANG RAI FROM LONDON HEATHROW AIRPORTDecember34% more expensiveIt costs about £1,063 for flights to Chiang Rai from London Heathrow Airport in December
MOST POPULAR MONTH TO FLY TO CHIANG RAI FROM LONDON HEATHROW AIRPORTApril600% more users visitedMore momondo users searched in flights to Chiang Rai from London Heathrow Airport in April than any other month

Cheap Chiang Rai flight deals and tips

Summary info about Chiang Rai flight prices, duration and airlines

Best One-Way Price

£258

Best Round-Trip Price

£570

Fastest flight time

14h 45m
The best one-way flight price to Chiang Rai from United Kingdom in the last 72 hours is £258 (London Stansted to Chiang Rai).
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The best round-trip flight price to Chiang Rai from United Kingdom in the last 72 hours is £570 (London Stansted to Chiang Rai).
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The fastest flight to Chiang Rai from United Kingdom takes 14h 45m (London Heathrow to Chiang Rai).
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Frequently asked questions about flying to Chiang Rai

Is there an alternative airport near Chiang Rai?

Finding an alternative and possibly cheaper destination airport near Chiang Rai is possible. If you are planning a flight to Chiang Rai, consider booking flights to Chiang Rai Airport (4 mi from Chiang Rai city centre), Pai Airport (98 mi from Chiang Rai city centre) or Nan Airport (98 mi from Chiang Rai city centre).

Is there a cheaper alternative to flying into Chiang Rai?

With an average price of £62 per person, Chiang Rai Airport is the cheapest airport to fly into when planning your trip to Chiang Rai. This price can fluctuate based on where you are flying from. momondo’s Airport-to-Airport Pricing Tool can help users find the best prices.

What is the absolute cheapest flight to Chiang Rai?

£20 is the cheapest deal found on momondo in the last two weeks for a flight to Chiang Rai. This flight is from Bangkok and is 69% cheaper than most flights to Chiang Rai. To find the cheapest price to Chiang Rai from your area, use momondo’s Airport-to-Airport Pricing Tool.

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

Prices for flights to Chiang Rai Airport are updated daily.

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

As of September 2025, there are 5 operators available to choose from for flights to Chiang Rai Airport.

How old do you have to be to fly to Chiang Rai Airport?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel to Chiang Rai Airport.

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

The necessary travel and health documents for your Chiang Rai Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal 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.

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

Yes. All flights to Chiang Rai on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights to Chiang Rai?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight to Chiang Rai.

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

Yes momondo offers price alerts on flights to Chiang Rai. 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.

An easier way to manage your Chiang Rai trip

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Find better results for your trip to Chiang Rai

Popular Flights to Chiang Rai

Popular routes according to searches in the past day on momondo
London to Chiang Rai Flightsfrom £778