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£679+ 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 9/3. Fares are subject to change and may not be available on all flights or dates of travel.
— CEI
10 Mar — 17 Mar1
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 8 February 2026.

Mon 9/319:20
LHR
-
CEI
2 stops31h 20m
Multiple Airlines
Mon 16/314:25
CEI
-
LHR
2 stops23h 00m
Multiple Airlines
Deal found 7/2£679
Sun 3/516:00
LHR
-
CEI
2 stops20h 20m
Multiple Airlines
Thu 11/613:40
CEI
-
LHR
2 stops22h 45m
Multiple Airlines
Deal found 7/2£726
Mon 9/321:45
LHR
-
CEI
1 stop62h 05m
Singapore Airlines
Mon 16/319:25
CEI
-
LHR
1 stop41h 30m
Singapore Airlines
Deal found 7/2£729
Sun 3/522:05
LHR
-
CEI
1 stop28h 00m
Singapore Airlines
Thu 11/615:45
CEI
-
LHR
1 stop33h 45m
Singapore Airlines
Deal found 6/2£730
Mon 23/308:50
LGW
-
CEI
3 stops23h 00m
Multiple Airlines
Mon 30/316:25
CEI
-
LGW
2 stops28h 35m
Multiple Airlines
Deal found 6/2£782
Mon 23/311:50
LHR
-
CEI
1 stop20h 00m
Multiple Airlines
Mon 30/316:25
CEI
-
LHR
2 stops32h 35m
Multiple Airlines
Deal found 6/2£786

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 8 February 2026.

Return from

£679
9/3-16/3
  • 9/3-16/3
  • 4 total stops
  • 54h 20m 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 8 February 2026.
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

Mon 9/3

19:20-09:40

2 stops31h 20m

Chiang Rai

Mon 16/3

14:25-06:25

2 stops23h 00m

£679

LondonChiang Rai

LHR - CEI

LHRCEI

London Heathrow

Sun 3/5

16:00-18:20

2 stops20h 20m

Chiang Rai

Thu 11/6

13:40-06:25

2 stops22h 45m

£726

LondonChiang Rai

LHR - CEI

LHRCEI

London Heathrow

Mon 9/3

21:45-18:50

1 stop62h 05m

Chiang Rai

Mon 16/3

19:25-05:55

1 stop41h 30m

£729

LondonChiang Rai

LHR - CEI

LHRCEI

London Heathrow

Sun 3/5

22:05-08:05

1 stop28h 00m

Chiang Rai

Thu 11/6

15:45-19:30

1 stop33h 45m

£730

LondonChiang Rai

LGW - CEI

LGWCEI

London Gatwick

Mon 23/3

08:50-14:50

3 stops23h 00m

Chiang Rai

Mon 30/3

16:25-15:00

2 stops28h 35m

£782

LondonChiang Rai

LHR - CEI

LHRCEI

London Heathrow

Mon 23/3

11:50-14:50

1 stop20h 00m

Chiang Rai

Mon 30/3

16:25-19:00

2 stops32h 35m

£786

Flights are sorted by cheapest return flights first.

Deals found on 7/2

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 53 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 £716

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 8 February 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
382 reviews
Check prices

Crew

8.4

Comfort

7.6

Entertainment

6.8

Food

7.4

Boarding

7.9

Overall

7.8

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
382 reviews
Thai Airways
7.8
Good
382 reviews
Check prices

Crew

8.4

Comfort

7.6

Entertainment

6.8

Food

7.4

Boarding

7.9

Overall

7.8

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 £22, while return flights cost around £49.

  • How much is a return flight to Chiang Rai?

    A return flight to Chiang Rai will typically cost around £51, however they can be found for as little as £49.

  • 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 0 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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