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Cheap Flights from Chiang Mai to London

Travelers and cabin class

Compare Chiang Mai to London flight deals

Find the cheapest month or even day of the year to fly to London

Book the best London fare with no extra fees

Flight deals from Chiang Mai to London

Looking for a cheap last-minute deal or the best round-trip flight from Chiang Mai to London? Find the lowest prices on one-way and round-trip tickets right here.
London.฿10,098 per passenger.Departing Sun, May 18.One-way flight with Thai AirAsia.Outbound indirect flight with Thai AirAsia, departing from Chiang Mai on Sun, May 18, arriving in London Heathrow.Price includes taxes and charges.From ฿10,098, select.
London.฿10,197 per passenger.Departing Sun, Jun 1.One-way flight with Thai AirAsia.Outbound indirect flight with Thai AirAsia, departing from Chiang Mai on Sun, Jun 1, arriving in London Heathrow.Price includes taxes and charges.From ฿10,197, select.
London.฿10,351 per passenger.Departing Wed, Sep 10.One-way flight with Thai LionAir.Outbound indirect flight with Thai LionAir, departing from Chiang Mai on Wed, Sep 10, arriving in London Heathrow.Price includes taxes and charges.From ฿10,351, select.
London.฿10,555 per passenger.Departing Wed, Nov 26.One-way flight with Thai VietJet Air.Outbound indirect flight with Thai VietJet Air, departing from Chiang Mai on Wed, Nov 26, arriving in London Gatwick.Price includes taxes and charges.From ฿10,555, select.
London.฿10,668 per passenger.Departing Thu, Oct 16.One-way flight with Thai AirAsia.Outbound indirect flight with Thai AirAsia, departing from Chiang Mai on Thu, Oct 16, arriving in London Heathrow.Price includes taxes and charges.From ฿10,668, select.
London.฿11,185 per passenger.Departing Thu, Jul 10.One-way flight with AirAsia.Outbound indirect flight with AirAsia, departing from Chiang Mai on Thu, Jul 10, arriving in London Heathrow.Price includes taxes and charges.From ฿11,185, select.
London.฿12,105 per passenger.Departing Tue, Aug 5.One-way flight with Thai AirAsia.Outbound indirect flight with Thai AirAsia, departing from Chiang Mai on Tue, Aug 5, arriving in London Heathrow.Price includes taxes and charges.From ฿12,105, select.
London.฿12,144 per passenger.Departing Sat, Jan 17.One-way flight with Nok Air.Outbound indirect flight with Nok Air, departing from Chiang Mai on Sat, Jan 17, arriving in London Heathrow.Price includes taxes and charges.From ฿12,144, select.

Find the cheapest month to fly from Chiang Mai to London

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Chiang Mai to London flights are currently cheapest in May.
May
from ฿10,102
Jun
from ฿10,201
Jul
from ฿11,189
Aug
from ฿12,109
Sep
from ฿10,355
Oct
from ฿10,672
Nov
from ฿10,559
Dec
from ฿12,246
Jan
from ฿12,149
Feb
from ฿12,246
Mar
from ฿12,194
Apr
from ฿17,836

Alternative Chiang Mai to London routes

Looking for the cheapest, fastest or easiest route from Chiang Mai to London? You could fly into the following airports instead.

Chiang Mai to London: Flight information

The things to know before you go.
Cheapest flight found฿10,098
Cheapest month to flyMay

Finding cheap flights from Chiang Mai to London: Frequently asked questions

There are 6 airports in London: London City, London Heathrow, London Gatwick, London Luton, London Stansted, and London Southend.
The best price we found for a round-trip flight from Chiang Mai to London is ฿22,409. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Chiang Mai to London. But we found flights with one or more stops from ฿22,409.
There are no flights flying from Chiang Mai to London, as of May 2025.
The cheapest month to fly from Chiang Mai to London is usually May 2025.
If you're flying from Chiang Mai Airport, the cheapest airport near London is London Heathrow – which is 22.9 km away from the center of London. We've found flights to this airport from ฿22,409.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Chiang Mai Airport to London on Thursday, May 15, 2025.
No airlines currently offer direct flights between Chiang Mai Airport and London. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to London but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar, and it looks like the cheapest time to book a flight to London is around 40 days in advance, so don’t leave your flight to the last minute.
In May, the average temperature is usually around 12°C. August is typically the warmest month in London, when it usually averages around 22°C. You can expect the least rain in March. The coldest month is January, with temperatures averaging 1°C. The rainiest month is October.
Currently, Thai AirAsia offers the cheapest flight tickets to London.

How to find cheap flights to London from Chiang Mai

Looking for cheap tickets from Chiang Mai to London? Here are a few tips on how to secure the best flight price and make your journey as smooth as possible.

  • Simply hit "search." From Delta Air Lines to international carriers like Emirates, we compare all major airlines along with the most popular online travel agents to find the cheapest plane tickets from Chiang Mai to London. And with us, there are no hidden fees – what you see is what you pay.
  • Compare flight deals to London from Chiang Mai from over 1,000 providers. Then choose the cheapest plane tickets or fastest journeys.
  • Flex your dates to find the best Chiang Mai–London ticket prices. If you're flexible when it comes to your travel dates, use Skyscanner's "Whole month" tool to find the cheapest month, and even day to fly to London from Chiang Mai.
  • Set up a Price Alert. You can easily track the fare of your cheap Chiang Mai–London flights by creating an alert. Whenever prices go down or up, you'll get an email or push notification to help make sure you get the best possible flight deal.
  • Fly without stops. Only interested in direct flights between Chiang Mai and London? Make sure to tick "Direct flights only" when performing a search. If there are direct flights available on the route, these will appear in the results.
  • Find the cheapest Business Class flights from Chiang Mai and London. We scour the Internet for the best Business, Premium Economy and First Class flight fares to London, too. Check the difference in price as you search – you might just stumble on a last-minute low fare. Note that not all cabin classes are available for every destination or airline.
  • Include nearby airports in your search. Widen your search for Chiang Mai to London flight deals by selecting the "add nearby airports" option. This will allow you to see flight prices for all the nearest airports at your departure point and your destination and could help you save the next time you travel.

    • Combine your flight to London from Chiang Mai with hotels and car rental

    Once you've secured your cheap flight ticket from Chiang Mai to London, discover the best prices and exclusive rates for hotels in London or nearby. You can also compare hundreds of car rental companies at once so you get the best car rental price for your trip.


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Plan the rest of your trip from Chiang Mai to London

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.