Earn point on your loyalty program!arrow arc left

Cheap flights from London (LCY) to Chiang Mai (CNX)

Know your dates, get live prices in seconds
airplane logo

pin logo

calendar
Departure
calendar backward
Return
airplane logo
1 Adults (11+)
0 Children (2~11)
0 Infants (0~2)
Save up to 31%
Book Flight + Hotel at the same time

How to find the cheapest flight from London (LCY) to Chiang Mai (CNX)

How to find the cheapest flight from London (LCY) to Chiang Mai (CNX)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from London (LCY) to Chiang Mai (CNX)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from London (LCY) to Chiang Mai (CNX)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.

Cheap flights from London to Chiang Mai in April , May 2026

22 Apr - 21 May $ 1,509.00
LCY
London
Swiss International Air Lines
2 STOPS
CNX
Chiang Mai
CNX
Chiang Mai
Swiss International Air Lines
2 STOPS
LCY
London
Pick dates
21 Apr - 21 May $ 1,510.00
LCY
London
Swiss International Air Lines
2 STOPS
CNX
Chiang Mai
CNX
Chiang Mai
Swiss International Air Lines
2 STOPS
LCY
London
Pick dates
21 Apr - 21 May $ 1,510.00
LCY
London
Swiss International Air Lines
2 STOPS
CNX
Chiang Mai
CNX
Chiang Mai
Swiss International Air Lines
2 STOPS
LCY
London
Pick dates

Last minute flights from London to Chiang Mai

13 Apr - 01 May $ 1,758.00
LCY
London
Lufthansa
3 STOPS
CNX
Chiang Mai
CNX
Chiang Mai
Lufthansa
3 STOPS
LCY
London
Pick dates
13 Apr - 01 May $ 1,764.00
LCY
London
Lufthansa
3 STOPS
CNX
Chiang Mai
CNX
Chiang Mai
Lufthansa
3 STOPS
LCY
London
Pick dates
13 Apr - 01 May $ 1,772.00
LCY
London
Lufthansa
3 STOPS
CNX
Chiang Mai
CNX
Chiang Mai
Lufthansa
3 STOPS
LCY
London
Pick dates

One-way flights to Chiang Mai from London

8:00 AM - 12:25 PM
Swiss International Air Lines
2 Stops
23h 45m
LCY - CNX
$ 824
Kiwi
Pick dates
7:15 PM - 12:25 PM
Swiss International Air Lines
2 Stops
36h 30m
LCY - CNX
$ 824
Kiwi
Pick dates
2:20 PM - 11:40 AM
Thai Airways
2 Stops
16h 40m
LCY - CNX
$ 5,727
Kiwi
Pick dates

How to find the cheapest flight from London (LCY) to Chiang Mai (CNX)

Related info for your journey
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from London (LCY) to Chiang Mai (CNX)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from London (LCY) to Chiang Mai (CNX)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.