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Cheap Flights from London to Chiang Rai

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Compare London to Chiang Rai flight deals

Find the cheapest month or even day of the year to fly to Chiang Rai

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Flight deals from London to Chiang Rai

Looking for a cheap last-minute deal or the best return flight from London to Chiang Rai? Find the lowest prices on one-way and return tickets right here.
Chiang Rai.627 € per passenger.Departing Wed, 29 Oct, returning Thu, 27 Nov.Return flight with Norse Atlantic Airways (UK) and Thai VietJet Air.Outbound indirect flight with Norse Atlantic Airways (UK), departs from London Gatwick on Wed, 29 Oct, arriving in Chiang Rai.Inbound indirect flight with Thai VietJet Air, departs from Chiang Rai on Thu, 27 Nov, arriving in London Gatwick.Price includes taxes and charges.From 627 €, select.
Chiang Rai.629 € per passenger.Departing Wed, 11 Jun, returning Wed, 25 Jun.Return flight with China Eastern and Thai VietJet Air.Outbound indirect flight with China Eastern, departs from London Gatwick on Wed, 11 Jun, arriving in Chiang Rai.Inbound indirect flight with Thai VietJet Air, departs from Chiang Rai on Wed, 25 Jun, arriving in London Gatwick.Price includes taxes and charges.From 629 €, select.
Chiang Rai.632 € per passenger.Departing Sun, 15 Jun, returning Wed, 9 Jul.Return flight with China Eastern and Thai VietJet Air.Outbound indirect flight with China Eastern, departs from London Gatwick on Sun, 15 Jun, arriving in Chiang Rai.Inbound indirect flight with Thai VietJet Air, departs from Chiang Rai on Wed, 9 Jul, arriving in London Gatwick.Price includes taxes and charges.From 632 €, select.
Chiang Rai.653 € per passenger.Departing Sat, 4 Oct, returning Sun, 19 Oct.Return flight with Shenzhen Airlines and Thai AirAsia.Outbound indirect flight with Shenzhen Airlines, departs from London Heathrow on Sat, 4 Oct, arriving in Chiang Rai.Inbound indirect flight with Thai AirAsia, departs from Chiang Rai on Sun, 19 Oct, arriving in London Heathrow.Price includes taxes and charges.From 653 €, select.
Chiang Rai.665 € per passenger.Departing Fri, 21 Nov, returning Sat, 6 Dec.Return flight with Shenzhen Airlines and Thai Airways.Outbound indirect flight with Shenzhen Airlines, departs from London Heathrow on Fri, 21 Nov, arriving in Chiang Rai.Inbound indirect flight with Thai Airways, departs from Chiang Rai on Sat, 6 Dec, arriving in London Heathrow.Price includes taxes and charges.From 665 €, select.
Chiang Rai.676 € per passenger.Departing Fri, 30 May, returning Fri, 6 Jun.Return flight with China Eastern and Thai VietJet Air.Outbound indirect flight with China Eastern, departs from London Heathrow on Fri, 30 May, arriving in Chiang Rai.Inbound indirect flight with Thai VietJet Air, departs from Chiang Rai on Fri, 6 Jun, arriving in London Heathrow.Price includes taxes and charges.From 676 €, select.
Chiang Rai.678 € per passenger.Departing Mon, 8 Sep, returning Fri, 12 Sep.Return flight with Wizz Air UK and Thai VietJet Air.Outbound indirect flight with Wizz Air UK, departs from London Gatwick on Mon, 8 Sep, arriving in Chiang Rai.Inbound indirect flight with Thai VietJet Air, departs from Chiang Rai on Fri, 12 Sep, arriving in London Gatwick.Price includes taxes and charges.From 678 €, select.
Chiang Rai.681 € per passenger.Departing Sat, 30 Aug, returning Sat, 13 Sep.Return flight with Wizz Air UK and Thai VietJet Air.Outbound indirect flight with Wizz Air UK, departs from London Gatwick on Sat, 30 Aug, arriving in Chiang Rai.Inbound indirect flight with Thai VietJet Air, departs from Chiang Rai on Sat, 13 Sep, arriving in London Heathrow.Price includes taxes and charges.From 681 €, select.

Find the cheapest month to fly from London to Chiang Rai

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like London to Chiang Rai flights are currently cheapest in June.
May
Find prices
Jun
from 629 €
Jul
from 815 €
Aug
from 886 €
Sep
from 678 €
Oct
from 653 €
Nov
from 777 €
Dec
from 873 €
Jan
from 792 €
Feb
Find prices
Mar
from 754 €
Apr
Find prices

London to Chiang Rai: Alternative routes

Compare routes from London to Chiang Rai below. You may find an airport to fly into that's cheaper, faster, or easier than Chiang Rai.

London to Chiang Rai: Flight information

The things to know before you go.
Cheapest flight found627 €
Cheapest month to flyOctober

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

The best price we found for a return flight from London to Chiang Rai is 627 €. 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 London to Chiang Rai. But we found flights with one stop from 627 €.
As of May 2025, there are no flights flying from London to Chiang Rai.
The cheapest month to fly from London to Chiang Rai is usually May 2025.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from London to Chiang Rai Airport on Wednesday, 29 October 2025.
No airlines currently offer direct flights between London and Chiang Rai Airport. 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 Chiang Rai 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 Chiang Rai is around 40 days in advance, so don’t leave your flight to the last minute.
The cheapest airline that flies to Chiang Rai is Norse Atlantic Airways (UK) .

Travelling from London to Chiang Rai International Airport (CEI): what you need to know

  • London has plenty of airports where you can start your holiday. Explore your departure options from London Heathrow Airport (LHR) and London Gatwick Airport (LGW) when organising your flight from London to Chiang Rai International Airport (CEI). Stansted Airport (STN), London Luton Airport (LTN) and London City Airport (LCY) are the city's other main bases.

  • The timezone in Chiang Rai is UTC+7, which is 7 hours ahead of London. Chiang Rai International Airport is located in Chiang Rai.

  • Arrive at the airport on time so you don't miss your flight from London to CEI. Be there at least two hours ahead for international flights and an hour early for domestic departures to prevent a last-minute sprint to your gate.

  • Popular months like July or other peak seasons mean longer queues and potential delays. Stick to your schedule by arriving at the airport even earlier. Plan for at least four hours ahead of an international flight and two hours before a domestic departure.

Airports in London

London Heathrow Airport (LHR)

  • Finding a stopover on your flight from London to CEI is a breeze. Whether you'd like to potentially save on your fare or visit a new city, just deselect 'Direct flights only' to browse your options. A popular stop when departing from London Heathrow Airport (LHR) is Suvarnabhumi Airport (BKK).

  • LHR is around 31 kilometres from central London. To help you work out how to get there, use Google Maps. This useful traveller tool will show you the quickest route and available public transport options.

  • After a stress-free start to your break? Stay near London Heathrow Airport. Whether you have an early flight from London to Chiang Rai International Airport or want to avoid feeling rushed, these hotels are ideal:

London Gatwick Airport (LGW)

  • Think about adding a stop at Suvarnabhumi Airport (BKK). It's a key stopover on a flight from London to Chiang Rai International Airport (CEI) out of London Gatwick Airport. Use a longer layover to get out and explore, or take advantage of a quick break to grab a coffee at an airport cafe.

  • Using public transport, you can travel from central London to LGW in around 1 hour and 26 minutes. The airport is roughly 80 kilometres away, and making the trip by car will take approximately 1 hour and 19 minutes.

  • Start your holiday early with an extra night away from home. Before catching your flight from London to CEI, take things easy in one of these hotels close to London Gatwick Airport:

About Chiang Rai International Airport (CEI)

Getting from Chiang Rai International Airport (CEI) to central Chiang Rai

  • Chiang Rai International Airport to central Chiang Rai is around 14 minutes in a car. It's approximately 8 kilometres away. Find out what options are available, such as car rentals, cabs or ride-sharing services.

How to find the cheapest flights from London to Chiang Rai International Airport (CEI)

  • For a one-way ticket from London to Chiang Rai International Airport, 312 € is the best price we've seen. You can also book a return flight from just 627 €. These are currently the lowest fares but may change depending on availability.

  • To find cheap tickets from London to CEI, book in advance. Airlines tend to offer their most competitively priced fares when flights are first released.

  • Finding cheap tickets from London to Chiang Rai International Airport is easy if you're flexible with your travel plans. Check out the 'Whole month' search tool to see the best prices across every month and bag a great deal.

  • Set up a Price Alert and track any changes on this route through push notifications or email. We'll let you know when fares go down. Timing matters when searching for cheap tickets from London to CEI.

  • Tailor your trip with filters. Choose your arrival and departure times, total journey duration and airlines. You can also sort results by 'Cheapest,' 'Fastest' or 'Best' flights from London to Chiang Rai International Airport.

The best time to fly from London to Chiang Rai International Airport (CEI)

  • August is the most popular month for flights from London to Chiang Rai International Airport. To avoid the crowds, travel to Chiang Rai in February when it's quieter.

  • The warmest month in Chiang Rai is April, with the temperature ranging between 22ºC and 41ºC. Lock in your flights from London to CEI in this month if this is the type of weather you enjoy.

  • Visit in January if you want to explore when it's cooler. Temperatures average between 12ºC and 30ºC. However, this destination promises a good time whenever you book your cheap flights from London to Chiang Rai International Airport.

More about Chiang Rai

  • Once you've booked your flight from London to Chiang Rai International Airport, think about where you'd like to stay in this city. Make one of these options your base for exploring Chiang Rai:

  • Wat Phra Kaew and Singha Park are a couple of top-rated attractions to add to your Chiang Rai to-do list. Continue your sightseeing adventures at Chiang Rai Night Bazaar.

Complete your Chiang Rai trip with a car rental

  • We use the same magic that helped you find your cheap flight from London to Chiang Rai International Airport to track down your perfect ride. Check out our car rentals in Chiang Rai and easily compare your options. Plus you'll find all the info you need to know, from the most popular car type to the best time to book.

Plan the rest of your trip from London to Chiang Rai

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