LHR - CNX

฿11,237 Find Cheap Flights from London Heathrow Airport to Chiang Mai – Compare and Save

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Heathrow to Chiang Mai departing on 14/9. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest return fare
฿17,403
Typical prices: ฿21,878-฿28,839
Air China
Thu 12/11Sun 22/11
LHR - CNX • 1 stop
Cheapest one-way flight
฿11,237
Typical prices: ฿21,447-฿29,734
Multiple Airlines
Mon 14/9
LHR - CNX • 2 stops
Direct flights
Not available
There are currently no direct flights between Heathrow and Chiang Mai. You’ll need at least 1 connection.
Insights
Insights
Insights
Insights
When to book
3 weeks
in advance
Our data shows that travellers who book at least 3 weeks in advance save around 3% compared to booking last minute.
Insights
Insights
Insights
Insights
When to travel
November
Cheapest • 27% price drop
November
Most popular
Good to know
Good to know
+1
+1
Good to know
Good to know
+1
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KAYAK searches hundreds of sites at once to find you the best travel deals.
We hope you love your trip to Chiang Mai!
Flight Deals
Booking Insights
Flight Deals

Cheap Flights from Heathrow to Chiang Mai (LHR-CNX)

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for return flights from Heathrow to Chiang Mai that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent return flight deals from Heathrow to Chiang Mai

Thu 12 Nov - Sun 22 Nov
Air China Logo
17:40 - 21:50LHR  London Heathrow-CNX Chiang Mai
21h 10m1 stop Beijing Capital
Air China Logo
23:05 - 17:50CNX  Chiang Mai-LHR London Heathrow
25h 45m1 stop Beijing Capital
฿17,403Air China
Mon 2 Nov - Thu 19 Nov
Air China Logo
20:25 - 21:50LHR  London Heathrow-CNX Chiang Mai
18h 25m1 stop Beijing Capital
Air China Logo
23:05 - 15:55CNX  Chiang Mai-LHR London Heathrow
23h 50m1 stop Beijing Capital
฿17,469Air China
Tue 10 Nov - Sun 15 Nov
Air China Logo
17:40 - 21:50LHR  London Heathrow-CNX Chiang Mai
21h 10m1 stop Beijing Capital
Air China Logo
23:05 - 15:55CNX  Chiang Mai-LHR London Heathrow
23h 50m1 stop Beijing Capital
฿17,535Air China
Sat 7 Nov - Mon 16 Nov
Air China Logo
20:25 - 21:50LHR  London Heathrow-CNX Chiang Mai
18h 25m1 stop Beijing Capital
Air China Logo
23:05 - 17:50CNX  Chiang Mai-LHR London Heathrow
25h 45m1 stop Beijing Capital
฿17,602Air China
Wed 11 Nov - Mon 23 Nov
Air China Logo
20:25 - 21:50LHR  London Heathrow-CNX Chiang Mai
18h 25m1 stop Beijing Capital
Air China Logo
18:10 - 17:50CNX  Chiang Mai-LHR London Heathrow
30h 40m1 stop Beijing Capital
฿17,668Air China
Sun 6 Sep - Fri 6 Nov
Air China Logo
22:40 - 21:50LHR  London Heathrow-CNX Chiang Mai
17h 10m1 stop Beijing Capital
Air China Logo
23:05 - 15:55CNX  Chiang Mai-LHR London Heathrow
23h 50m1 stop Beijing Capital
฿17,800Air China
Sun 15 Nov - Thu 19 Nov
Air China Logo
20:25 - 21:50LHR  London Heathrow-CNX Chiang Mai
18h 25m1 stop Beijing Capital
Air China Logo
23:05 - 17:50CNX  Chiang Mai-LHR London Heathrow
25h 45m1 stop Beijing Capital
฿18,563Air China
Sun 15 Nov - Thu 19 Nov
Air China Logo
20:25 - 21:50LHR  London Heathrow-CNX Chiang Mai
18h 25m1 stop Beijing Capital
Air China Logo
23:05 - 17:50CNX  Chiang Mai-LHR London Heathrow
25h 45m1 stop Beijing Capital
฿18,596Air China
Mon 2 Nov - Fri 20 Nov
China Eastern Logo
21:00 - 14:20LHR  London Heathrow-CNX Chiang Mai
34h 20m1 stop Shanghai Pu Dong
China Eastern Logo
15:35 - 17:30CNX  Chiang Mai-LHR London Heathrow
32h 55m1 stop Shanghai Pu Dong
฿19,690China Eastern
Mon 14 Sep - Mon 28 Sep
Air China Logo
20:25 - 21:50LHR  London Heathrow-CNX Chiang Mai
19h 25m1 stop Beijing Capital
Air China Logo
23:05 - 20:25CNX  Chiang Mai-LHR London Heathrow
27h 20m1 stop Beijing Capital
฿19,723Air China
Booking Insights

KAYAK's insights & trends for Heathrow to Chiang Mai flights

Get data-powered insights and trends into flights from Heathrow to Chiang Mai to help you find the cheapest flights, the best time to fly and much more.

How much is a return flight from London Heathrow Airport to Chiang Mai?

This analysis is based on the cheapest return trip price found on KAYAK in the last 12 months by searching for a flight from London Heathrow Airport to Chiang Mai departing in November.

Flight prices are below average for this route right now.

Flights to Chiang Mai from London Heathrow Airport usually cost between ฿37,325 and ฿40,805 in November.
The lowest price found in the past 5 days was ฿17,403 on Air China (12 Nov–22 Nov).

What is the cheapest month to fly from London Heathrow Airport to Chiang Mai?

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for round-trip flights from London Heathrow Airport to Chiang Mai, removes the top 0.1% to account for outliers, and then takes the median of all values for each month.

The cheapest month for flights from London Heathrow Airport to Chiang Mai is November, where tickets cost ฿24,165 (return) on average. On the other hand, the most expensive months are July and December, where the average cost of round-trip tickets is ฿47,932 and ฿44,816 respectively.

How far in advance should I book a flight from London Heathrow Airport to Chiang Mai?

To calculate weekly average prices, KAYAK takes all prices for each week before departure over the last year for round-trip flights from London Heathrow Airport to Chiang Mai, removes the top 0.1% to account for outliers, and then takes the average of all the values for each week.

To get a below average price on the flight from London Heathrow Airport to Chiang Mai, you should book around 3 weeks before departure, which saves you about 3% compared to booking last minute. For the absolute cheapest price, our data suggests you should book 21 weeks before departure.

Find deals

Good to know

Low season

August

Cheapest flight

฿11,237
Best time to beat the crowds but there is an average 20% increase in price.
Most popular time to fly and prices are also 28% lower on average.
Flight from London Heathrow Airport to Chiang Mai

When to book flights from Heathrow to Chiang Mai

Are your dates flexible? Find out the best times to travel from Heathrow to Chiang Mai based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated return price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or returns with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

FAQs for booking London Heathrow Airport to Chiang Mai flights

  • What is the cheapest flight from London Heathrow Airport to Chiang Mai?

    In the last 5 days, the lowest price for a flight from London Heathrow Airport to Chiang Mai was ฿11,237 for a one-way ticket and ฿17,403 for a return.

  • Which airports will I be using when flying from London Heathrow Airport to Chiang Mai?

    When flying out of London Heathrow Airport you will be using London Heathrow. You will be landing at Chiang Mai, also known as Chiang Mai.

  • Which aircraft models fly most regularly from London Heathrow Airport to Chiang Mai?

    We unfortunately don’t have that data for this specific route.

  • How does KAYAK find such low prices on flights from London Heathrow Airport to Chiang Mai?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from London Heathrow Airport to Chiang Mai.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from London Heathrow Airport to Chiang Mai?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Chiang Mai from London Heathrow Airport is likely to change within 7 days, so travellers know whether to wait or book now.

  • What is the Hacker Fare option on flights from London Heathrow Airport to Chiang Mai?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly to Chiang Mai with an airline and back to London Heathrow Airport with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from London Heathrow Airport to Chiang Mai?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Chiang Mai from London Heathrow Airport up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight from Heathrow to Chiang Mai

Information on your arrival and departure airports

London Heathrow Airport (LHR)
Chiang Mai (CNX)