Latest deals
Insights
When to book
FAQs
Price Alerts
Flights to Chiang Rai

£317 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 24/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Discover deals from 900+ travel sites with momondo.

Voted winner of Europe's Best Travel App 2023

Save money when you book flights with momondo

Big names, great deals

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from the United Kingdom to Chiang Rai

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
10:30 - 19:25LGW-CEI
25h 55m2 stops
Multiple Airlines Logo
08:30 - 14:00CEI-LGW
36h 30m2 stops
£563Multiple Airlines
Find Deal
Mon, 19 Jan - Sun, 25 Jan
Multiple Airlines Logo
07:00 - 15:55LGW-CEI
25h 55m3 stops
Multiple Airlines Logo
16:25 - 23:55CEI-LGW
38h 30m3 stops
£568Multiple Airlines
Find Deal
Wed, 12 Nov - Thu, 20 Nov
Multiple Airlines Logo
07:25 - 15:55STN-CEI
25h 30m3 stops
Multiple Airlines Logo
16:25 - 16:50CEI-STN
31h 25m3 stops
£594Multiple Airlines
Find Deal
Mon, 19 Jan - Sun, 25 Jan
Thai Airways Logo
11:50 - 09:40LHR-CEI
14h 50m1 stop
Thai Airways Logo
10:15 - 06:40CEI-LHR
27h 25m1 stop
£799Thai Airways
Find Deal
Wed, 12 Nov - Thu, 20 Nov
Thai Airways Logo
21:35 - 09:40LHR-CEI
29h 05m1 stop
Thai Airways Logo
10:15 - 19:35CEI-LHR
16h 20m1 stop
£845Thai Airways
Find Deal
Sat, 6 Dec - Sat, 13 Dec
Thai Airways Logo
11:50 - 13:55LHR-CEI
19h 05m1 stop
Thai Airways Logo
18:55 - 06:40CEI-LHR
18h 45m1 stop
£872Thai Airways
Find Deal
Wed, 11 Feb - Wed, 11 Mar
Thai Airways Logo
11:50 - 09:40LHR-CEI
14h 50m1 stop
Thai Airways Logo
18:55 - 06:40CEI-LHR
18h 45m1 stop
£882Thai Airways
Find Deal
Wed, 11 Feb - Wed, 11 Mar
Singapore Airlines Logo
10:15 - 08:00LGW-CEI
39h 45m1 stop
Singapore Airlines Logo
19:25 - 06:25CEI-LGW
41h 00m1 stop
£1,255Singapore Airlines
Find Deal
Sun, 5 Apr - Fri, 17 Apr
Singapore Airlines Logo
09:10 - 18:50LHR-CEI
26h 40m1 stop
Singapore Airlines Logo
08:35 - 19:10CEI-LHR
41h 35m1 stop
£5,107Singapore Airlines
Find Deal
Thu, 29 Jan - Tue, 17 Feb
Singapore Airlines Logo
09:10 - 18:50LHR-CEI
26h 40m1 stop
Singapore Airlines Logo
08:35 - 19:10CEI-LHR
41h 35m1 stop
£5,729Singapore Airlines
Find Deal
Sun, 25 Jan - Tue, 17 Feb

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 29 October 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

LGW - CEI

LGWCEI

London Gatwick

Mon 19/1

10:30-19:25

2 stops25h 55m

Chiang Rai

Sun 25/1

08:30-14:00

2 stops36h 30m

£563

LondonChiang Rai

LGW - CEI

LGWCEI

London Gatwick

Wed 12/11

07:00-15:55

3 stops25h 55m

Chiang Rai

Thu 20/11

16:25-23:55

3 stops38h 30m

£568

LondonChiang Rai

STN - CEI

STNCEI

London Stansted

Mon 19/1

07:25-15:55

3 stops25h 30m

Chiang Rai

Sun 25/1

16:25-16:50

3 stops31h 25m

£594

LondonChiang Rai

LHR - CEI

LHRCEI

London Heathrow

Wed 12/11

11:50-09:40

1 stop14h 50m

Chiang Rai

Thu 20/11

10:15-06:40

1 stop27h 25m

£799

LondonChiang Rai

LHR - CEI

LHRCEI

London Heathrow

Sat 6/12

21:35-09:40

1 stop29h 05m

Chiang Rai

Sat 13/12

10:15-19:35

1 stop16h 20m

£845

LondonChiang Rai

LHR - CEI

LHRCEI

London Heathrow

Wed 11/2

11:50-13:55

1 stop19h 05m

Chiang Rai

Wed 11/3

18:55-06:40

1 stop18h 45m

£872

LondonChiang Rai

LHR - CEI

LHRCEI

London Heathrow

Wed 11/2

11:50-09:40

1 stop14h 50m

Chiang Rai

Wed 11/3

18:55-06:40

1 stop18h 45m

£882

LondonChiang Rai

LGW - CEI

LGWCEI

London Gatwick

Sun 5/4

10:15-08:00

1 stop39h 45m

Chiang Rai

Fri 17/4

19:25-06:25

1 stop41h 00m

£1,255

LondonChiang Rai

LHR - CEI

LHRCEI

London Heathrow

Thu 29/1

09:10-18:50

1 stop26h 40m

Chiang Rai

Tue 17/2

08:35-19:10

1 stop41h 35m

£5,107

LondonChiang Rai

LHR - CEI

LHRCEI

London Heathrow

Sun 25/1

09:10-18:50

1 stop26h 40m

Chiang Rai

Tue 17/2

08:35-19:10

1 stop41h 35m

£5,729

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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 £807. 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 £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 United Kingdom to Chiang Rai when you can find flight prices for as low as £848. 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 £899. Of course, these prices can vary depending on the time of year and what airport you fly to.

Cheap Chiang Rai flight deals and tips

Summary info about Chiang Rai flight prices, duration and airlines

Best One-Way Price

£317

Best Round-Trip Price

£563

Fastest flight time

16h 45m
The best one-way flight price to Chiang Rai from United Kingdom in the last 72 hours is £317 (London Heathrow to Chiang Rai).
Search Deals
The best round-trip flight price to Chiang Rai from United Kingdom in the last 72 hours is £563 (London Gatwick to Chiang Rai).
Search Deals
The fastest flight to Chiang Rai from United Kingdom takes 16h 45m (London Gatwick to Chiang Rai).
Search Deals

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 £54 per person, Nan 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?

£28 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 54% 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 October 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

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.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Fri 28/11
Fri 5/12
By creating a price alert you accept our terms of use and privacy policy.

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 £750