Cheapest one-way flights from Chiang Mai to London in May from $291
AirHint found the following cheapest one-way flights from Chiang Mai (CNX) to London (LHR) in May 2025 (see full year).
One-Way flights
| 15 May | Thai VietJet Air | ||
| 16 May | Nok Air | ||
| 08 May | Thai VietJet Air | ||
| 22 May | Nok Air | ||
| 30 May | Nok Air | ||
| 31 May | Nok Air | ||
| 11 May | Nok Air | ||
| 23 May | Nok Air | ||
| 09 May | Nok Air | ||
| 24 May | Nok Air |
Also check the deals for return flights from Chiang Mai to London in May.
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.
