Cheapest one-way flights from Chiang Mai to London in March from $335

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

One-Way flights

24 Mar Air China
23 Mar Air China
17 Mar Nok Air
10 Mar Nok Air
19 Mar Thai AirAsia
20 Mar Thai AirAsia
21 Mar Thai AirAsia
08 Mar Air China
12 Mar Air China
31 Mar Air China

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

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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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