Cheapest return flights from Chiang Mai to London in March from $696

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

Return flights

05 Mar - 12 Mar Thai AirAsia
04 Mar - 11 Mar China Eastern
04 Mar - 10 Mar China Eastern
15 Mar - 31 Mar Thai VietJet Air
13 Mar - 23 Mar Air China
26 Mar - 13 Apr Malaysia Airlines
22 Mar - 29 Mar Thai VietJet Air
26 Mar - 31 Mar China Airlines
08 Mar - 19 Mar China Southern
08 Mar - 20 Mar Etihad Airways
02 Mar - 08 Apr China Southern

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

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