Cheapest one-way flights from Chiang Mai to London in April from 278€

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

One-Way flights

26 Apr Thai AirAsia
30 Apr Thai AirAsia
21 Apr Thai AirAsia
25 Apr Thai AirAsia
24 Apr Thai Lion Air
29 Apr Thai Lion Air
19 Apr Thai Lion Air
06 Apr Air China
09 Apr Thai AirAsia
18 Apr Thai Lion Air

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

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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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