AirHint found the following cheapest return flights from Chiang Mai (CNX) to London (LGW) in May 2026 (see full year).
Return flights
| 14 May - 28 May | AirAsia | ||
| 08 May - 13 May | Thai VietJet Air | ||
| 23 May - 30 May | Gulf Air | ||
| 07 May - 28 May | China Southern | ||
| 24 May - 27 Jun | Qatar Airways | ||
| 30 May - 11 Jun | Scoot | ||
| 10 May - 23 May | Condor |
Also check the deals for one-way flights from Chiang Mai to London in May.
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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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