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£655+ 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 8/6. Fares are subject to change and may not be available on all flights or dates of travel.
— CEI
20 Jun — 27 Jun1
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 21 May 2026.

Mon 8/610:00
LHR
-
CEI
2 stops25h 20m
Multiple Airlines
Mon 15/613:10
CEI
-
LHR
2 stops23h 45m
Multiple Airlines
Deal found 21/5£655
Tue 30/609:00
LGW
-
CEI
2 stops28h 25m
Multiple Airlines
Tue 7/720:00
CEI
-
LGW
2 stops40h 40m
Multiple Airlines
Deal found 16/5£695
Sun 7/615:05
LHR
-
CEI
2 stops21h 15m
Multiple Airlines
Mon 15/613:40
CEI
-
LHR
2 stops24h 20m
Multiple Airlines
Deal found 19/5£697
Tue 30/609:30
LHR
-
CEI
2 stops21h 40m
Multiple Airlines
Tue 7/713:40
CEI
-
LHR
2 stops29h 35m
Multiple Airlines
Deal found 16/5£732
Mon 8/609:05
LGW
-
CEI
2 stops22h 05m
Multiple Airlines
Mon 15/613:40
CEI
-
LGW
2 stops23h 00m
Multiple Airlines
Deal found 19/5£741
Wed 12/808:25
LHR
-
CEI
2 stops22h 45m
Multiple Airlines
Wed 26/818:55
CEI
-
LHR
2 stops24h 20m
Multiple Airlines
Deal found 20/5£898
Sun 7/611:35
LGW
-
CEI
2 stops24h 45m
Multiple Airlines
Mon 15/610:10
CEI
-
LGW
2 stops26h 30m
Multiple Airlines
Deal found 19/5£918
Tue 30/606:55
STN
-
CEI
2 stops20h 45m
Multiple Airlines
Tue 7/718:55
CEI
-
STN
2 stops27h 55m
Multiple Airlines
Deal found 16/5£1,022
Wed 12/809:00
LGW
-
CEI
2 stops18h 40m
Multiple Airlines
Wed 26/818:55
CEI
-
LGW
2 stops41h 45m
Multiple Airlines
Deal found 20/5£1,030
Tue 30/612:30
LHR
-
CEI
1 stop23h 50m
Thai Airways
Tue 7/718:55
CEI
-
LHR
1 stop18h 20m
Thai Airways
Deal found 16/5£1,200
Sun 7/610:10
LGW
-
CEI
1 stop26h 35m
Singapore Airlines
Mon 15/619:20
CEI
-
LGW
1 stop20h 10m
Singapore Airlines
Deal found 19/5£1,650
Wed 25/1109:20
LGW
-
CEI
1 stop26h 30m
Singapore Airlines
Sat 28/1108:35
CEI
-
LGW
1 stop28h 50m
Singapore Airlines
Deal found 17/5£1,681

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 21 May 2026.

Return from

£655
8/6-15/6
  • 8/6-15/6
  • 4 total stops
  • 57h 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 21 May 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

Mon 8/6

10:00-17:20

2 stops25h 20m

Chiang Rai

Mon 15/6

13:10-06:55

2 stops23h 45m

£655

LondonChiang Rai

LGW - CEI

LGWCEI

London Gatwick

Tue 30/6

09:00-19:25

2 stops28h 25m

Chiang Rai

Tue 7/7

20:00-06:40

2 stops40h 40m

£695

LondonChiang Rai

LHR - CEI

LHRCEI

London Heathrow

Tue 30/6

09:30-13:10

2 stops21h 40m

Chiang Rai

Tue 7/7

13:40-13:15

2 stops29h 35m

£732

LondonChiang Rai

LHR - CEI

LHRCEI

London Heathrow

Wed 12/8

08:25-13:10

2 stops22h 45m

Chiang Rai

Wed 26/8

18:55-13:15

2 stops24h 20m

£898

LondonChiang Rai

LGW - CEI

LGWCEI

London Gatwick

Sun 7/6

11:35-18:20

2 stops24h 45m

Chiang Rai

Mon 15/6

10:10-06:40

2 stops26h 30m

£918

LondonChiang Rai

LHR - CEI

LHRCEI

London Heathrow

Sun 7/6

20:45-09:40

2 stops30h 55m

Chiang Rai

Mon 15/6

18:55-19:20

1 stop30h 25m

£943

LondonChiang Rai

STN - CEI

STNCEI

London Stansted

Tue 30/6

06:55-09:40

2 stops20h 45m

Chiang Rai

Tue 7/7

18:55-16:50

2 stops27h 55m

£1,022

LondonChiang Rai

LGW - CEI

LGWCEI

London Gatwick

Wed 12/8

09:00-09:40

2 stops18h 40m

Chiang Rai

Wed 26/8

18:55-06:40

2 stops41h 45m

£1,030
Fastest return journey

LondonChiang Rai

LHR - CEI

LHRCEI

London Heathrow

Tue 30/6

12:30-18:20

1 stop23h 50m

Chiang Rai

Tue 7/7

18:55-07:15

1 stop18h 20m

£1,200

LondonChiang Rai

LHR - CEI

LHRCEI

London Heathrow

Thu 4/6

11:20-18:45

1 stop25h 25m

Chiang Rai

Mon 8/6

19:20-15:45

1 stop26h 25m

£1,575

Flights are sorted by cheapest return flights first.

Deals found on 21/5

Showing 1-10 of 13 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 20 hours 35 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 £747

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 21 May 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
402 reviews
Check prices

Comfort

7.7

Boarding

7.9

Overall

7.9

Entertainment

6.9

Food

7.5

Crew

8.4

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
402 reviews
Thai Airways
7.9
Good
402 reviews
Check prices

Comfort

7.7

Boarding

7.9

Overall

7.9

Entertainment

6.9

Food

7.5

Crew

8.4

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 (18 hours 40 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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How does Cheapflights help users find flights to Chiang Rai?

When you search for this flight to Chiang Rai, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the best flight for you.

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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