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Find cheap Thai Airways flights to Chiang Mai

CMH — CNX
26 Aug — 2 Sep1
1 adult
1 adult, Economy, 0 bags

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Cheapest Thai Airways flights from United Kingdom to Chiang Mai
Explore the most affordable Thai Airways flight options available from United Kingdom to Chiang Mai. Find the lowest fares with prices last updated on 27 July 2026.

Wed 12/812:30
LHR
-
CNX
1 stop18h 30m
Thai Airways
Fri 21/816:55
CNX
-
LHR
1 stop20h 20m
Thai Airways
Deal found 26/7£1,085
Thu 13/812:30
LHR
-
CNX
1 stop16h 45m
Thai Airways
Fri 21/809:25
CNX
-
LHR
1 stop15h 50m
Thai Airways
Deal found 26/7£1,094
Tue 11/821:25
LHR
-
CNX
1 stop17h 05m
Thai Airways
Sat 22/821:10
CNX
-
LHR
1 stop16h 05m
Thai Airways
Deal found 25/7£1,116

Flights to Chiang Mai with Thai Airways at a glance

Find detailed information about Thai Airways flights from United Kingdom to Chiang Mai. Explore the options provided by Thai Airways to plan your journey from United Kingdom to Chiang Mai. Data last updated 27 July 2026.

Popular in

December

Cheapest in

May

Average price

£982

Return from

£1,031

One-way from

£626
Highest demand for flights to Chiang Mai with Thai Airways; 0% potential price increase.
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Best time to find cheap flights to Chiang Mai with Thai Airways; 1% potential price drop.
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Average price for flights to Chiang Mai with Thai Airways (return).
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Thai Airways
  • Thai Airways
  • 17/9-6/10
  • 2 total stops
  • 30h 05m total
  • United Kingdom to Chiang Mai
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Thai Airways
  • Thai Airways
  • 23/10
  • 1 total stop
  • 14h 15m total
  • United Kingdom to Chiang Mai
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Cheapflights Insights

Find cheap Thai Airways flights to Chiang Mai

How long is the flight to Chiang Mai with Thai Airways?

On average, Thai Airways flights from the United Kingdom to Chiang Mai take 24 hours 18 minutes. Flights to Chiang Mai from other popular cities in the United Kingdom will vary in length. Below are a few examples of popular routes and their flight times.

FAQs about flights to Chiang Mai with Thai Airways

  • Which airport do Thai Airways flights arrive at when travelling to Chiang Mai?

    Thai Airways flights on this route tend to land at Chiang Mai Airport.

  • Is Thai Airways the cheapest airline for a flight to Chiang Mai?

    Flight prices will depend on factors like date, time, and cabin class, so it is worth comparing flights before booking. Based on Cheapflights data, the cheapest average return price for flights to Chiang Mai tends to be with Air China.

  • Are there alternative airlines other than Thai Airways that fly to Chiang Mai?

    Etihad Airways, China Eastern and Air China all fly to Chiang Mai and offer an alternative to Thai Airways.

  • How much is a Thai Airways flight to Chiang Mai?

    The average price for a return flight with Thai Airways is £976, while a one-way flight costs around £587.

See more FAQs

Reviews of Thai Airways

See what Cheapflights users have to say about their Thai Airways experience.
Thai Airways
7.9
Good
412 reviews
Check prices
Overview

Comfort

7.7

Boarding

8.0

Crew

8.4

Food

7.5

Entertainment

6.9

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