Cheapest return flights from London to Chiang Mai in August from $686

AirHint found the following cheapest return flights from London (LGW) to Chiang Mai (CNX) in August 2026 (see full year).

Return flights

30 Aug - 07 Sep China Eastern
17 Aug - 03 Sep AirAsia X
22 Aug - 29 Aug AirAsia X
14 Aug - 24 Aug AirAsia X
28 Aug - 11 Sep AirAsia X
17 Aug - 28 Aug AirAsia X
14 Aug - 30 Aug AirAsia X
15 Aug - 29 Aug AirAsia X
09 Aug - 15 Aug AirAsia X
05 Aug - 06 Sep Condor
12 Aug - 25 Aug AirAsia X
15 Aug - 25 Aug AirAsia X
13 Aug - 30 Aug AirAsia X
15 Aug - 30 Aug AirAsia X
25 Aug - 01 Sep easyJet
27 Aug - 04 Sep Wizz Air UK
31 Aug - 06 Sep Wizz Air UK

Also check the deals for one-way flights from London to Chiang Mai in August.

Powered by

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

Book a cheap hotel in Chiang Mai

Cheap car rent in Chiang Mai

Feel free to contact us with any feedback or request another flight research.