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£521+ Cheap flights to Chiang Rai

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 31/8. Fares are subject to change and may not be available on all flights or dates of travel.
— CEI
18 Aug — 25 Aug1
1 adult
1 adult, Economy, 0 bags

Flights to Chiang Rai in 2026

Enter your travel dates to find the best prices.

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 19 July 2026.

Mon 31/812:35
LGW
-
CEI
2 stops24h 50m
Multiple Airlines
Mon 7/920:00
CEI
-
LGW
2 stops40h 35m
Multiple Airlines
Deal found 17/7£521
Mon 31/810:00
LHR
-
CEI
2 stops22h 55m
Multiple Airlines
Mon 7/920:00
CEI
-
LHR
2 stops49h 20m
Multiple Airlines
Deal found 17/7£720
Mon 17/810:00
LHR
-
CEI
2 stops26h 20m
Multiple Airlines
Mon 24/813:40
CEI
-
LHR
2 stops31h 40m
Multiple Airlines
Deal found 18/7£908
Mon 17/809:55
LGW
-
CEI
2 stops23h 00m
Multiple Airlines
Mon 24/815:25
CEI
-
LGW
2 stops21h 10m
Multiple Airlines
Deal found 18/7£923
Mon 17/807:55
STN
-
CEI
3 stops25h 00m
Multiple Airlines
Mon 24/820:00
CEI
-
STN
2 stops21h 45m
Multiple Airlines
Deal found 18/7£939
Mon 17/821:25
LHR
-
CEI
1 stop14h 55m
Thai Airways
Mon 24/818:55
CEI
-
LHR
1 stop18h 20m
Thai Airways
Deal found 18/7£945
Fri 24/710:00
LHR
-
CEI
2 stops26h 20m
Multiple Airlines
Tue 11/813:40
CEI
-
LHR
2 stops23h 15m
Multiple Airlines
Deal found 17/7£979
Fri 24/706:35
LGW
-
CEI
3 stops26h 20m
Multiple Airlines
Tue 11/820:00
CEI
-
LGW
2 stops24h 30m
Multiple Airlines
Deal found 17/7£1,003
Wed 22/722:40
LHR
-
CEI
2 stops29h 00m
Multiple Airlines
Mon 10/810:10
CEI
-
LHR
1 stop15h 05m
Multiple Airlines
Deal found 16/7£1,101
Mon 31/810:50
STN
-
CEI
2 stops20h 20m
Multiple Airlines
Mon 7/918:55
CEI
-
STN
2 stops27h 45m
Multiple Airlines
Deal found 17/7£1,165
Wed 22/721:25
LHR
-
CEI
1 stop30h 15m
Thai Airways
Mon 10/810:10
CEI
-
LHR
1 stop15h 05m
Thai Airways
Deal found 16/7£1,461

Find flight deals to Chiang Rai

Find the latest flights to Chiang Rai in 2026, 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 19 July 2026.

Return from

£521
31/8-7/9
  • 31/8-7/9
  • 4 total stops
  • 65h 25m total
  • London to Chiang Rai
Search Deals

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 19 July 2026.
Use the filters below to find and compare flights to Chiang Rai that are best for you.

Fly from

Route

Depart

Return

Price

Cheapest return flight

LondonChiang Rai

LGW - CEI

LGWCEI

London Gatwick

Mon 31/8

12:35-19:25

2 stops24h 50m

Chiang Rai

Mon 7/9

20:00-06:35

2 stops40h 35m

£521

LondonChiang Rai

LHR - CEI

LHRCEI

London Heathrow

Mon 17/8

10:00-18:20

2 stops26h 20m

Chiang Rai

Mon 24/8

13:40-15:20

2 stops31h 40m

£908

LondonChiang Rai

LGW - CEI

LGWCEI

London Gatwick

Mon 17/8

09:55-14:55

2 stops23h 00m

Chiang Rai

Mon 24/8

15:25-06:35

2 stops21h 10m

£923

LondonChiang Rai

LHR - CEI

LHRCEI

London Heathrow

Mon 31/8

15:05-18:20

2 stops21h 15m

Chiang Rai

Mon 7/9

16:30-18:45

3 stops32h 15m

£927

LondonChiang Rai

STN - CEI

STNCEI

London Stansted

Mon 17/8

07:55-14:55

3 stops25h 00m

Chiang Rai

Mon 24/8

20:00-11:45

2 stops21h 45m

£939
Fastest return journey

LondonChiang Rai

LHR - CEI

LHRCEI

London Heathrow

Mon 17/8

21:25-18:20

1 stop14h 55m

Chiang Rai

Mon 24/8

18:55-07:15

1 stop18h 20m

£945

LondonChiang Rai

LHR - CEI

LHRCEI

London Heathrow

Fri 24/7

10:00-18:20

2 stops26h 20m

Chiang Rai

Tue 11/8

13:40-06:55

2 stops23h 15m

£979

LondonChiang Rai

LHR - CEI

LHRCEI

London Heathrow

Wed 22/7

22:40-09:40

2 stops29h 00m

Chiang Rai

Mon 10/8

10:10-19:15

1 stop15h 05m

£1,101

LondonChiang Rai

STN - CEI

STNCEI

London Stansted

Mon 31/8

10:50-13:10

2 stops20h 20m

Chiang Rai

Mon 7/9

18:55-16:40

2 stops27h 45m

£1,165

LondonChiang Rai

LHR - CEI

LHRCEI

London Heathrow

Wed 22/7

21:25-09:40

1 stop30h 15m

Chiang Rai

Mon 10/8

10:10-19:15

1 stop15h 05m

£1,461

Flights are sorted by cheapest return flights first.

Deals found on 17/7

Showing 1-10 of 11 resultsSorted by cheapest first
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 22 hours 41 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 £745

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 19 July 2026.
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
7.9
Good
410 reviews
Check prices

Entertainment

6.9

Food

7.4

Crew

8.4

Comfort

7.7

Overall

7.9

Boarding

8.0

Reviews

1 / 20
10.0
Excellent

Virendra,Jan 2026

DEL - BKK

Having required wheel chair assistance, I received amazing service from the ground and cabin staff. Everything was a breeze. Flight was comfortable but the entertainment system was quite dated. The chicken noodles served was amazing
Thai Airways
7.9
Good
410 reviews
Thai Airways
7.9
Good
410 reviews
Check prices

Entertainment

6.9

Food

7.4

Crew

8.4

Comfort

7.7

Overall

7.9

Boarding

8.0

Reviews

1 / 20
10.0
Excellent

Virendra,Jan 2026

DEL - BKK

Having required wheel chair assistance, I received amazing service from the ground and cabin staff. Everything was a breeze. Flight was comfortable but the entertainment system was quite dated. The chicken noodles served was amazing

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 £32, while return flights cost around £75.

  • How much is a return flight to Chiang Rai?

    A return flight to Chiang Rai will typically cost around £103, however they can be found for as little as £75.

  • 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 (20 hours 20 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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Users can book flights with no change fees policies with our dedicated filters. Book flights to Chiang Rai flexibly with Cheapflights today.

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