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£798+ 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 16/7. Fares are subject to change and may not be available on all flights or dates of travel.
— CEI
10 Jun — 17 Jun1
1 adult

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 5 June 2025.

Return from

£798
Thai Airways
  • Thai Airways
  • 16/7-24/7
  • 2 total stops
  • 38h 30m total
  • London to Chiang Rai

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 5 June 2025.

Wed 16/721:25LHR - CEI
1 stop14h 55mThai Airways
Thu 24/713:40CEI - LHR
1 stop23h 35mThai Airways
Deal found 3/6£798
Wed 16/711:35LGW - CEI
2 stops25h 50mMultiple Airlines
Thu 24/708:25CEI - LGW
2 stops28h 15mMultiple Airlines
Deal found 3/6£815
Wed 13/808:20STN - CEI
2 stops24h 35mMultiple Airlines
Fri 29/810:25CEI - STN
3 stops34h 00mMultiple Airlines
Deal found 5/6£823
Fri 18/721:25LHR - CEI
1 stop14h 55mMultiple Airlines
Fri 25/708:25CEI - LHR
2 stops40h 45mMultiple Airlines
Deal found 2/6£894
Wed 16/706:55LHR - CEI
2 stops29h 25mLufthansa
Tue 22/718:55CEI - LHR
2 stops19h 20mLufthansa
Deal found 3/6£1,077
Wed 16/714:00LGW - CEI
2 stops37h 55mTurkish Airlines
Fri 25/710:25CEI - LGW
2 stops56h 35mTurkish Airlines
Deal found 3/6£3,899

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 5 June 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

Wed 16/7

21:25-18:20

1 stop14h 55m

Chiang Rai

Thu 24/7

13:40-07:15

1 stop23h 35m

£798

LondonChiang Rai

LGW - CEI

LGWCEI

London Gatwick

Wed 16/7

11:35-19:25

2 stops25h 50m

Chiang Rai

Thu 24/7

08:25-06:40

2 stops28h 15m

£815

LondonChiang Rai

STN - CEI

STNCEI

London Stansted

Wed 13/8

08:20-14:55

2 stops24h 35m

Chiang Rai

Fri 29/8

10:25-14:25

3 stops34h 00m

£823

LondonChiang Rai

LHR - CEI

LHRCEI

London Heathrow

Fri 18/7

21:25-18:20

1 stop14h 55m

Chiang Rai

Fri 25/7

08:25-19:10

2 stops40h 45m

£894

LondonChiang Rai

LHR - CEI

LHRCEI

London Heathrow

Wed 16/7

06:55-18:20

2 stops29h 25m

Chiang Rai

Tue 22/7

18:55-08:15

2 stops19h 20m

£1,077

LondonChiang Rai

LGW - CEI

LGWCEI

London Gatwick

Wed 16/7

14:00-09:55

2 stops37h 55m

Chiang Rai

Fri 25/7

10:25-13:00

2 stops56h 35m

£3,899

Flights are sorted by cheapest return flights first.

Deals found on 3/6

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 50 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 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 5 June 2025.

Crew

8.3

Entertainment

6.8

Overall

7.7

Comfort

7.5

Food

7.3

Boarding

7.8

Reviews

1 / 17
10.0
Excellent

ROBERT,Nov 2024

SGN - BKK

Very professional crew and food were excellent and seats were comfortable. Good choice on screen and relaxed flight

Crew

8.3

Entertainment

6.8

Overall

7.7

Comfort

7.5

Food

7.3

Boarding

7.8

Reviews

1 / 17
10.0
Excellent

ROBERT,Nov 2024

SGN - BKK

Very professional crew and food were excellent and seats were comfortable. Good choice on screen and relaxed flight

Crew

8.3

Entertainment

6.8

Overall

7.7

Comfort

7.5

Food

7.3

Boarding

7.8

Reviews

1 / 17
10.0
Excellent

ROBERT,Nov 2024

SGN - BKK

Very professional crew and food were excellent and seats were comfortable. Good choice on screen and relaxed flight

Crew

8.3

Entertainment

6.8

Overall

7.7

Comfort

7.5

Food

7.3

Boarding

7.8

Reviews

1 / 17
10.0
Excellent

ROBERT,Nov 2024

SGN - BKK

Very professional crew and food were excellent and seats were comfortable. Good choice on screen and relaxed flight

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 £18, while return flights cost around £60.

  • How much is a return flight to Chiang Rai?

    A return flight to Chiang Rai will typically cost around £86, however they can be found for as little as £81.

  • 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 (21 hours 35 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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