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£375+ 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 25/5. Fares are subject to change and may not be available on all flights or dates of travel.
— CEI
9 May — 16 May1
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 9 April 2026.

Fri 8/516:15
LHR
-
CEI
2 stops21h 10m
Multiple Airlines
Fri 15/508:25
CEI
-
LHR
2 stops34h 15m
Multiple Airlines
Deal found 8/4£630
Sat 12/910:25
LGW
-
CEI
3 stops24h 55m
Multiple Airlines
Sat 26/908:25
CEI
-
LGW
3 stops29h 00m
Multiple Airlines
Deal found 6/4£646
Wed 20/509:30
LHR
-
CEI
2 stops27h 55m
Multiple Airlines
Wed 27/508:25
CEI
-
LHR
2 stops29h 35m
Multiple Airlines
Deal found 5/4£654
Sat 12/916:15
LHR
-
CEI
2 stops21h 10m
Multiple Airlines
Sat 26/908:25
CEI
-
LHR
2 stops29h 05m
Multiple Airlines
Deal found 6/4£655
Wed 4/1109:25
LGW
-
CEI
3 stops25h 50m
Multiple Airlines
Wed 2/1210:25
CEI
-
LGW
3 stops27h 00m
Multiple Airlines
Deal found 6/4£656
Thu 12/1114:15
LHR
-
CEI
2 stops21h 05m
Multiple Airlines
Thu 10/1210:15
CEI
-
LHR
2 stops28h 15m
Multiple Airlines
Deal found 6/4£659
Wed 28/1008:40
LGW
-
CEI
2 stops24h 15m
Multiple Airlines
Wed 25/1108:40
CEI
-
LGW
2 stops28h 15m
Multiple Airlines
Deal found 7/4£662
Sun 1/1109:25
LGW
-
CEI
3 stops25h 50m
Multiple Airlines
Sun 29/1110:25
CEI
-
LGW
3 stops27h 00m
Multiple Airlines
Deal found 6/4£707
Thu 12/1108:40
LGW
-
CEI
2 stops24h 15m
Multiple Airlines
Thu 10/1208:40
CEI
-
LGW
2 stops28h 15m
Multiple Airlines
Deal found 6/4£753
Wed 28/1010:00
LHR
-
CEI
2 stops25h 20m
Multiple Airlines
Wed 25/1110:15
CEI
-
LHR
2 stops33h 00m
Multiple Airlines
Deal found 7/4£765
Wed 4/1119:20
LHR
-
CEI
2 stops31h 20m
Multiple Airlines
Wed 2/1210:15
CEI
-
LHR
2 stops28h 05m
Multiple Airlines
Deal found 6/4£773
Sun 1/1119:20
LHR
-
CEI
2 stops31h 20m
Multiple Airlines
Sun 29/1114:25
CEI
-
LHR
2 stops23h 55m
Multiple Airlines
Deal found 6/4£819

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 9 April 2026.

Return from

£630

One-way from

£375
8/5-15/5
  • 8/5-15/5
  • 4 total stops
  • 55h 25m total
  • London to Chiang Rai
Search Deals
25/5
  • 25/5
  • 3 total stops
  • 21h 30m 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 9 April 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

LHR - CEI

LHRCEI

London Heathrow

Fri 8/5

16:15-19:25

2 stops21h 10m

Chiang Rai

Fri 15/5

08:25-12:40

2 stops34h 15m

£630

LondonChiang Rai

LGW - CEI

LGWCEI

London Gatwick

Sat 12/9

10:25-17:20

3 stops24h 55m

Chiang Rai

Sat 26/9

08:25-07:25

3 stops29h 00m

£646

LondonChiang Rai

LHR - CEI

LHRCEI

London Heathrow

Wed 20/5

21:45-10:25

3 stops30h 40m

Chiang Rai

Wed 27/5

16:25-15:05

2 stops28h 40m

£674

LondonChiang Rai

LGW - CEI

LGWCEI

London Gatwick

Fri 8/5

11:35-18:20

2 stops24h 45m

Chiang Rai

Fri 15/5

13:40-06:40

2 stops23h 00m

£905

LondonChiang Rai

LHR - CEI

LHRCEI

London Heathrow

Sat 12/9

20:35-18:35

1 stop40h 00m

Chiang Rai

Sat 26/9

19:30-19:30

1 stop54h 00m

£943
Fastest return journey

LondonChiang Rai

LHR - CEI

LHRCEI

London Heathrow

Sat 12/9

22:05-07:55

2 stops27h 50m

Chiang Rai

Sat 26/9

08:25-19:20

1 stop16h 55m

£965

LondonChiang Rai

STN - CEI

STNCEI

London Stansted

Sat 12/9

17:45-09:40

2 stops33h 55m

Chiang Rai

Sat 26/9

10:10-16:40

2 stops36h 30m

£995

LondonChiang Rai

LHR - CEI

LHRCEI

London Heathrow

Sun 3/5

09:05-13:10

2 stops22h 05m

Chiang Rai

Thu 11/6

13:40-07:35

2 stops23h 55m

£1,052

LondonChiang Rai

LGW - CEI

LGWCEI

London Gatwick

Wed 20/5

10:00-14:55

1 stop22h 55m

Chiang Rai

Wed 27/5

10:10-07:45

2 stops27h 35m

£1,282

LondonChiang Rai

LGW - CEI

LGWCEI

London Gatwick

Wed 20/5

10:50-18:20

2 stops25h 30m

Chiang Rai

Wed 27/5

18:55-09:55

2 stops21h 00m

£1,369

Flights are sorted by cheapest return flights first.

Deals found on 9/4

Showing 1-10 of 15 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 21 hours 55 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 £746

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 9 April 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
7.8
Good
396 reviews
Check prices

Boarding

7.9

Food

7.4

Comfort

7.6

Crew

8.4

Overall

7.8

Entertainment

6.9

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
7.8
Good
396 reviews
Thai Airways
7.8
Good
396 reviews
Check prices

Boarding

7.9

Food

7.4

Comfort

7.6

Crew

8.4

Overall

7.8

Entertainment

6.9

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.

  • 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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Why should you use Cheapflights to find cheap flight tickets to Chiang Rai?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights to Chiang Rai for you. Better yet — we are completely free to use.

Can Cheapflights find flights to Chiang Rai with no change fees?

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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