Cheapest one-way flights from London to Chiang Mai in August from $341

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

One-Way flights

30 Aug China Eastern
26 Aug AirAsia X
17 Aug AirAsia X
14 Aug AirAsia X
16 Aug AirAsia X
19 Aug AirAsia X
12 Aug AirAsia X
11 Aug Wizz Air UK
15 Aug AirAsia X
10 Aug AirAsia X

Also check the deals for return flights from London to Chiang Mai in August.

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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.

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