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Cheap flights from the United Kingdom to Chiang Rai from £270

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from the United Kingdom to Chiang Rai departing on 20/2. 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

Recent return flight deals from the United Kingdom to Chiang Rai

Enter your travel dates to find the best prices.
Multiple Airlines Logo
08:35 - 09:40LHR-CEI
18h 05m2 stops
Multiple Airlines Logo
10:15 - 06:25CEI-LHR
27h 10m2 stops
£760Multiple Airlines
Find Deal
Wed, 11 Feb - Wed, 11 Mar
Multiple Airlines Logo
15:30 - 18:20LHR-CEI
19h 50m2 stops
Multiple Airlines Logo
14:25 - 06:25CEI-LHR
23h 00m2 stops
£771Multiple Airlines
Find Deal
Wed, 11 Feb - Wed, 11 Mar
Thai Airways Logo
11:50 - 13:55LHR-CEI
19h 05m1 stop
Thai Airways Logo
18:55 - 06:40CEI-LHR
18h 45m1 stop
£886Thai Airways
Find Deal
Wed, 11 Feb - Wed, 11 Mar
Thai Airways Logo
11:50 - 09:40LHR-CEI
14h 50m1 stop
Thai Airways Logo
10:15 - 19:35CEI-LHR
16h 20m1 stop
£891Thai Airways
Find Deal
Wed, 11 Feb - Wed, 11 Mar
Multiple Airlines Logo
11:50 - 13:55LHR-CEI
19h 05m1 stop
Multiple Airlines Logo
18:55 - 09:55CEI-LHR
22h 00m2 stops
£1,017Multiple Airlines
Find Deal
Wed, 11 Feb - Wed, 11 Mar
Multiple Airlines Logo
11:50 - 09:40LHR-CEI
14h 50m1 stop
Multiple Airlines Logo
18:55 - 09:55CEI-LHR
22h 00m2 stops
£1,021Multiple Airlines
Find Deal
Wed, 11 Feb - Wed, 11 Mar
Thai Airways Logo
10:15 - 13:55LGW-CEI
44h 40m2 stops
Thai Airways Logo
14:25 - 09:20CEI-LGW
25h 55m2 stops
£1,300Thai Airways
Find Deal
Sun, 15 Mar - Thu, 19 Mar
Thai Airways Logo
10:15 - 18:20LGW-CEI
49h 05m2 stops
Thai Airways Logo
14:25 - 09:20CEI-LGW
25h 55m2 stops
£1,303Thai Airways
Find Deal
Sun, 15 Mar - Thu, 19 Mar
Thai Airways Logo
10:15 - 18:20LGW-CEI
25h 05m2 stops
Thai Airways Logo
10:15 - 09:20CEI-LGW
30h 05m2 stops
£1,306Thai Airways
Find Deal
Sun, 15 Mar - Thu, 19 Mar

Thai Airways flights from United Kingdom to Chiang Rai

Our best Thai Airways deals on United Kingdom to Chiang Rai flight tickets
Thai Airways
11 Feb
LHR11:50London Heathrow
19h 05m
1 stop
CEI13:55Chiang Rai
11 Mar
CEI18:55Chiang Rai
18h 45m
1 stop
LHR06:40London Heathrow
£886
Find similar
Thai Airways
11 Feb
LHR11:50London Heathrow
14h 50m
1 stop
CEI09:40Chiang Rai
11 Mar
CEI10:15Chiang Rai
16h 20m
1 stop
LHR19:35London Heathrow
£891
Find similar
Thai Airways
15 Mar
LGW10:15London Gatwick
44h 40m
2 stops
CEI13:55Chiang Rai
19 Mar
CEI14:25Chiang Rai
25h 55m
2 stops
LGW09:20London Gatwick
£1,300
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from United Kingdom to Chiang Rai that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 279,928 searches. Data last updated 31 October 2025.
Use the filters below to find and compare flights from the United Kingdom to Chiang Rai that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonChiang Rai

LHR - CEI

LHRCEI

London Heathrow

Wed 11/2

08:35-09:40

2 stops18h 05m

Chiang Rai

Wed 11/3

10:15-06:25

2 stops27h 10m

£760

LondonChiang Rai

LHR - CEI

LHRCEI

London Heathrow

Wed 11/2

15:30-18:20

2 stops19h 50m

Chiang Rai

Wed 11/3

14:25-06:25

2 stops23h 00m

£771

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

£886

LondonChiang Rai

LHR - CEI

LHRCEI

London Heathrow

Wed 11/2

11:50-09:40

1 stop14h 50m

Chiang Rai

Wed 11/3

10:15-19:35

1 stop16h 20m

£891

LondonChiang Rai

LHR - CEI

LHRCEI

London Heathrow

Wed 11/2

11:50-13:55

1 stop19h 05m

Chiang Rai

Wed 11/3

18:55-09:55

2 stops22h 00m

£1,017

LondonChiang Rai

LHR - CEI

LHRCEI

London Heathrow

Wed 11/2

11:50-09:40

1 stop14h 50m

Chiang Rai

Wed 11/3

18:55-09:55

2 stops22h 00m

£1,021

LondonChiang Rai

LGW - CEI

LGWCEI

London Gatwick

Sun 15/3

10:15-13:55

2 stops44h 40m

Chiang Rai

Thu 19/3

14:25-09:20

2 stops25h 55m

£1,300

LondonChiang Rai

LGW - CEI

LGWCEI

London Gatwick

Sun 15/3

10:15-18:20

2 stops49h 05m

Chiang Rai

Thu 19/3

14:25-09:20

2 stops25h 55m

£1,303

LondonChiang Rai

LGW - CEI

LGWCEI

London Gatwick

Sun 15/3

10:15-18:20

2 stops25h 05m

Chiang Rai

Thu 19/3

10:15-09:20

2 stops30h 05m

£1,306

LondonChiang Rai

LGW - CEI

LGWCEI

London Gatwick

Fri 20/2

07:25-15:55

3 stops25h 30m

£270

Flights are sorted by cheapest return flights first.

Showing 1-10 of 17 resultsSorted by cheapest first
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See travel insights to Chiang Rai from

How to get the cheapest flight ticket from United Kingdom 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

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 £815. 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 £968.

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 £856. 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 £908. Of course, these prices can vary depending on the time of year and what airport you fly to.

Cheap United Kingdom to Chiang Rai flight deals and tips

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

Direct flights

None
There are no direct flights from United Kingdom to Chiang Rai. There are no popular flight routes from United Kingdom to Chiang Rai.
Search flight deals

  • When did momondo last update prices for flights from United Kingdom to Chiang Rai Airport?

    Prices for flights from United Kingdom to Chiang Rai Airport are updated daily.

  • How many operators does momondo search for flights from United Kingdom to Chiang Rai Airport?

  • How old do you have to be to fly from United Kingdom to Chiang Rai Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from United Kingdom to Chiang Rai Airport.

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

    The travel and health documents you'll need for your trip to Chiang Rai Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Chiang Rai Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from United Kingdom to Chiang Rai

Compare and see reviews for airlines that fly from United Kingdom to Chiang Rai with momondo
Airline
Rating
Free Cancellation
Price
Thai AirwaysPriceFrom £749Free CancellationRating
7.8
361 reviews
Search Thai Airways flights

Why use momondo?

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

Finding the right flight to Chiang Rai from United Kingdom is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Chiang Rai quick and easy, saving you time and money.

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

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

How can momondo help me find flights from United Kingdom 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 United Kingdom.

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

Price alerts on flights to Chiang Rai from United Kingdom are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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