Cheapest return flights from Chiang Mai to London in April from $731

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

Return flights

03 Apr - 03 May HK Express
26 Apr - 10 May AirAsia
04 Apr - 11 Apr Thai AirAsia
22 Apr - 12 May Thai VietJet Air
20 Apr - 08 May Condor
06 Apr - 19 Apr Condor
16 Apr - 30 Apr China Southern

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

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.