Cheapest return flights from Chiang Mai to London in January from $1019

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

Return flights

21 Jan - 28 Jan Cathay Pacific

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

Skyscanner

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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