฿12,505 Cheap Flights from Chiang Mai (CNX) to London (LHR)

View ฿12,505 flight on Thu, 15 May 2025Opens in a new window

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Cheap Flights from Chiang Mai (CNX) to London (LHR)

Prices were available within the past 7 days and start at ฿12,505 for one-way flights and ฿25,240 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

China Eastern Airlines
Wed, 21 May - Wed, 28 May
CNX
Chiang Mai
LHR
London
฿25,240 Return, found 3 days ago
฿25,240
Return
found 3 days ago
Select China Eastern Airlines flight, departing Wed, 21 May from Chiang Mai to London, returning Wed, 28 May, priced at ฿25,240 found 3 days ago
Air China
Sat, 24 May - Fri, 6 Jun
CNX
Chiang Mai
LHR
London
฿26,815 Return, found 8 hours ago
฿26,815
Return
found 8 hours ago
Select Air China flight, departing Sat, 24 May from Chiang Mai to London, returning Fri, 6 Jun, priced at ฿26,815 found 8 hours ago
China Southern Airlines
Mon, 9 Jun - Sun, 22 Jun
CNX
Chiang Mai
LHR
London
฿29,745 Return, found 14 hours ago
฿29,745
Return
found 14 hours ago
Select China Southern Airlines flight, departing Mon, 9 Jun from Chiang Mai to London, returning Sun, 22 Jun, priced at ฿29,745 found 14 hours ago
Malaysia Airlines
Thu, 27 Nov - Sat, 6 Dec
CNX
Chiang Mai
LHR
London
฿31,150 Return, found 1 day ago
฿31,150
Return
found 1 day ago
Select Malaysia Airlines flight, departing Thu, 27 Nov from Chiang Mai to London, returning Sat, 6 Dec, priced at ฿31,150 found 1 day ago
Etihad Airways
Mon, 17 Nov - Sun, 30 Nov
CNX
Chiang Mai
LHR
London
฿31,520 Return, found 5 days ago
฿31,520
Return
found 5 days ago
Select Etihad Airways flight, departing Mon, 17 Nov from Chiang Mai to London, returning Sun, 30 Nov, priced at ฿31,520 found 5 days ago
Cathay Pacific
Thu, 15 May - Tue, 20 May
CNX
Chiang Mai
LHR
London
฿31,990 Return, found 3 days ago
฿31,990
Return
found 3 days ago
Select Cathay Pacific flight, departing Thu, 15 May from Chiang Mai to London, returning Tue, 20 May, priced at ฿31,990 found 3 days ago
Swiss International Air Lines
Sat, 24 May - Sat, 14 Jun
CNX
Chiang Mai
LHR
London
฿33,105 Return, found 5 hours ago
฿33,105
Return
found 5 hours ago
Select Swiss International Air Lines flight, departing Sat, 24 May from Chiang Mai to London, returning Sat, 14 Jun, priced at ฿33,105 found 5 hours ago
Austrian Airlines
Mon, 2 Jun - Mon, 9 Jun
CNX
Chiang Mai
LHR
London
฿33,335 Return, found 6 days ago
฿33,335
Return
found 6 days ago
Select Austrian Airlines flight, departing Mon, 2 Jun from Chiang Mai to London, returning Mon, 9 Jun, priced at ฿33,335 found 6 days ago
China Airlines
Tue, 2 Dec - Mon, 5 Jan
CNX
Chiang Mai
LHR
London
฿36,095 Return, found 1 day ago
฿36,095
Return
found 1 day ago
Select China Airlines flight, departing Tue, 2 Dec from Chiang Mai to London, returning Mon, 5 Jan, priced at ฿36,095 found 1 day ago
Gulf Air
Sun, 1 Jun - Mon, 9 Jun
CNX
Chiang Mai
LHR
London
฿37,400 Return, found 3 days ago
฿37,400
Return
found 3 days ago
Select Gulf Air flight, departing Sun, 1 Jun from Chiang Mai to London, returning Mon, 9 Jun, priced at ฿37,400 found 3 days ago

Frequently asked questions

How much is a flight from CNX to LHR?
Within the past 7 days on Expedia, for flights departing within the next year, the lowest price listed for a round-trip flight from CNX to Heathrow Airport (LHR) was ฿25,240. Cheap fares don’t stick around for long, so book yours today. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from CNX to London Heathrow?
Most flights can be cancelled online, but every airline has its own set of terms and conditions. If you do need to cancel your flight, check out our Customer Service Portal and follow the instructions.
How do I find cheap flights from Chiang Mai Airport to Heathrow Airport that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you’re searching for CNX to Heathrow Airport (LHR) flights, you’ll see a “no change fees” filter for you to select.
How far is the flight from CNX to LHR?
The distance is around 9,000 kilometres. Travel pillow? Check. A change of clothes? Double check. We suggest you pack all the essentials for this long-haul Chiang Mai to Hounslow flight.
Which airlines fly direct from Chiang Mai Intl. Airport (CNX) to London Heathrow?
Direct flights aren’t available, so you’ll have to make at least one stop between Chiang Mai Intl. Airport (CNX) and Heathrow Airport. Take advantage of the layover time to stretch your legs and grab a bite to eat.
Are Chiang Mai Intl. Airport (CNX) to Heathrow Airport (LHR) flight tickets cheaper when they're purchased at the last minute?
Last-minute planners can sometimes nab a bargain, with some super cheap fares from Chiang Mai Intl. Airport (CNX) to Heathrow Airport popping up a few weeks before the departure date. If you’d rather book ahead, Expedia compares and updates the best flight deals continuously — as early as 12 months in advance in some cases. It depends on the carrier though, as not every airline advertises prices so far in advance.
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