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£335+ Cheap flights to Chiang Rai

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 19/9. Fares are subject to change and may not be available on all flights or dates of travel.
— CEI
15 Oct — 22 Oct1
1 adult
1 adult, Economy

Flights to Chiang Rai in 2025

Find the latest flights to Chiang Rai in 2025, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 858,174 searches and data was last updated on 15 September 2025.

Return from

£573
24/2-23/3
  • 24/2-23/3
  • 4 total stops
  • 57h 30m total
  • London to Chiang Rai
Search Deals

Find flight deals to Chiang Rai

Cheapest flights to Chiang Rai
Explore the most affordable flight options available to Chiang Rai. Find the lowest fares based on data from user searches, with prices last updated on 15 September 2025.

Mon 10/1110:30LGW - CEI
2 stops22h 25mMultiple Airlines
Sun 16/1116:25CEI - LGW
1 stop33h 05mMultiple Airlines
Deal found 14/9£649
Wed 29/1013:50LHR - CEI
2 stops21h 30mMultiple Airlines
Wed 5/1114:25CEI - LHR
2 stops22h 30mMultiple Airlines
Deal found 14/9£666
Mon 10/1113:50LHR - CEI
2 stops21h 30mMultiple Airlines
Sun 16/1108:40CEI - LHR
2 stops40h 55mMultiple Airlines
Deal found 14/9£689
Wed 29/1011:50LHR - CEI
1 stop19h 05mThai Airways
Wed 5/1110:15CEI - LHR
1 stop27h 25mThai Airways
Deal found 14/9£770
Mon 10/1111:50LHR - CEI
1 stop14h 50mThai Airways
Sun 16/1118:55CEI - LHR
1 stop31h 40mThai Airways
Deal found 14/9£782
Mon 10/1106:35LHR - CEI
2 stops28h 45mMultiple Airlines
Wed 27/518:55CEI - LHR
2 stops19h 25mMultiple Airlines
Deal found 15/9£848
Mon 10/1109:00LGW - CEI
2 stops17h 40mMultiple Airlines
Wed 27/513:40CEI - LGW
2 stops23h 00mMultiple Airlines
Deal found 14/9£968
Fri 26/1222:00LHR - CEI
2 stops33h 00mMultiple Airlines
Thu 8/108:40CEI - LHR
1 stop17h 25mMultiple Airlines
Deal found 14/9£999
Sat 27/1222:00LHR - CEI
2 stops34h 55mMultiple Airlines
Thu 8/108:40CEI - LHR
1 stop17h 25mMultiple Airlines
Deal found 14/9£1,016
Mon 22/1211:25LGW - CEI
1 stop15h 15mMultiple Airlines
Fri 9/116:25CEI - LGW
2 stops28h 45mMultiple Airlines
Deal found 14/9£1,054
Wed 24/1216:00LGW - CEI
1 stop16h 55mMultiple Airlines
Wed 7/108:40CEI - LGW
1 stop16h 50mMultiple Airlines
Deal found 14/9£1,199
Thu 25/1211:10LGW - CEI
2 stops21h 45mMultiple Airlines
Wed 7/108:40CEI - LGW
1 stop16h 50mMultiple Airlines
Deal found 14/9£1,306

Cheapflights Fare Finder

 
Locate flights to Chiang Rai that fit your budget, with regularly updated fares and availability. In the last 7 days, Cheapflights users made a total of 858,174 searches and data was last updated on 15 September 2025.
Use the filters below to find and compare flights to Chiang Rai that are best for you.

Fly from

London

Route

Depart

Return

Price

LondonChiang Rai

LHR - CEI

LHRCEI

London Heathrow

Tue 24/2

20:15-18:20

2 stops39h 05m

Chiang Rai

Mon 23/3

10:15-21:40

2 stops18h 25m

£573

LondonChiang Rai

LHR - CEI

LHRCEI

London Heathrow

Tue 24/2

20:15-18:20

2 stops39h 05m

Chiang Rai

Tue 24/3

10:15-21:40

2 stops18h 25m

£611

LondonChiang Rai

LHR - CEI

LHRCEI

London Heathrow

Sun 22/2

19:25-18:20

2 stops15h 55m

Chiang Rai

Tue 24/3

10:15-21:40

2 stops18h 25m

£613

LondonChiang Rai

LHR - CEI

LHRCEI

London Heathrow

Mon 23/2

14:50-18:20

2 stops20h 30m

Chiang Rai

Tue 24/3

10:15-21:40

2 stops18h 25m

£627

LondonChiang Rai

LGW - CEI

LGWCEI

London Gatwick

Mon 10/11

10:30-15:55

2 stops22h 25m

Chiang Rai

Sun 16/11

16:25-18:30

1 stop33h 05m

£649

LondonChiang Rai

LHR - CEI

LHRCEI

London Heathrow

Wed 11/2

19:25-18:20

2 stops15h 55m

Chiang Rai

Wed 11/3

10:15-21:40

2 stops18h 25m

£650

LondonChiang Rai

LHR - CEI

LHRCEI

London Heathrow

Mon 9/2

19:25-18:20

2 stops15h 55m

Chiang Rai

Tue 10/3

10:15-21:40

2 stops18h 25m

£652

LondonChiang Rai

LHR - CEI

LHRCEI

London Heathrow

Mon 9/2

19:25-18:20

2 stops15h 55m

Chiang Rai

Wed 11/3

10:15-21:40

2 stops18h 25m

£652

LondonChiang Rai

LHR - CEI

LHRCEI

London Heathrow

Sat 21/2

14:50-18:20

2 stops20h 30m

Chiang Rai

Sat 21/3

10:15-21:40

2 stops18h 25m

£711

LondonChiang Rai

LHR - CEI

LHRCEI

London Heathrow

Tue 10/2

14:50-18:20

2 stops20h 30m

Chiang Rai

Mon 9/3

10:15-21:40

2 stops18h 25m

£711

Flights are sorted by cheapest return flights first.

Deals found on 13/9

Showing 1-10 of 17 results
1
2

Best time to book a flight to Chiang Rai

Have a flexible travel schedule? Discover the best time to fly to Chiang Rai with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight to Chiang Rai

How long is the flight to Chiang Rai?

On average, a flight from London to Chiang Rai takes 24 hours 0 minutes. Flights to Chiang Rai from other popular cities in United Kingdom will vary in length. Below are a few examples of popular routes and their flight times.

What are the most popular airlines that fly to Chiang Rai?

The most popular airline flying from London to Chiang Rai is Thai Airways.

Thai Airways
Thai Airways
From £974

What are the cheapest airlines that fly to Chiang Rai?

The cheapest airline flying from London to Chiang Rai is Thai Airways.

Reviews of airlines servicing Chiang Rai

Get insights into the airlines that provide service to Chiang Rai. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Chiang Rai. Reviews last updated 15 September 2025.
See what other customers who have flown with Thai Airways to Thailand have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Thai Airways
7.8
Good
350 reviews
Check prices

Crew

8.3

Entertainment

6.9

Food

7.3

Overall

7.8

Boarding

7.9

Comfort

7.5

Reviews

1 / 18
10.0
Excellent

Joe,Jun 2025

BKK - TPE

The flight was very comfortable, and I really appreciated that each seat had an electric outlet to charge devices. The staff was great.
Thai Airways
7.8
Good
350 reviews
Thai Airways
7.8
Good
350 reviews
Check prices

Crew

8.3

Entertainment

6.9

Food

7.3

Overall

7.8

Boarding

7.9

Comfort

7.5

Reviews

1 / 18
10.0
Excellent

Joe,Jun 2025

BKK - TPE

The flight was very comfortable, and I really appreciated that each seat had an electric outlet to charge devices. The staff was great.

FAQs about flying to Chiang Rai

  • What airport do you fly into for flights to Chiang Rai?

    Chiang Rai (CEI), located 4.5 mi from the city center, is the airport you fly into when you book flights to Chiang Rai.

  • Can I find cheaper flights to Chiang Rai if I am willing to have stopovers?

    Yes, flights with stopovers are often cheaper than direct flights. Keep an eye out for flight deals to Chiang Rai on Cheapflights that require 1 or 2 stops for potential cost savings.

  • What is the best airline to fly to Chiang Rai?

    Based on reviews from Cheapflights users, Thai Airways is rated the highest out of the airlines that fly to Chiang Rai.

  • What is the cheapest airport to fly to in Chiang Rai?

    Chiang Rai is currently the cheapest airport to fly to in Chiang Rai. One-way flights to Chiang Rai typically cost £14, while return flights cost around £54.

  • How much is a return flight to Chiang Rai?

    A return flight to Chiang Rai will typically cost around £109, however they can be found for as little as £73.

  • Where does the fastest flight to Chiang Rai depart from?

    For those looking to save time traveling to Chiang Rai, London offers the quickest one-way flight (15 hours 55 minutes).

  • Does Chiang Rai have car hire?

    Yes. Those touching down at Chiang Rai can take advantage of the car hire services offered upon their arrival.

  • Are there hotels close to Chiang Rai?

    Yes. Chiang Rai has hotels nearby for those requiring accommodations. De Flora Pool Villa is the closest property to Chiang Rai (0.0 mi away from Chiang Rai).

See more FAQs

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Flights from Don Mueang Intl to Chiang Rai

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