Cheapest one-way flights from Chiang Mai to London in December from 212€

AirHint found the following cheapest one-way flights from Chiang Mai (CNX) to London (LGW) in December 2025 (see full year).

One-Way flights

22 Dec China Eastern
26 Dec China Eastern
15 Dec Thai VietJet Air
13 Dec Thai VietJet Air
12 Dec China Eastern
23 Dec Thai AirAsia
17 Dec Thai Lion Air
09 Dec Thai AirAsia
11 Dec Thai VietJet Air
28 Dec China Eastern

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

Powered by

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.

Book a cheap hotel in London

Cheap car rent in London

Feel free to contact us with any feedback or request another flight research.