Cheap flights from London Gatwick Airport to Chiang Rai from £270

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London Gatwick Airport to Chiang Rai departing on 20/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags
Voted winner of Europe's Best Travel App 2023

Save money when you book flights with momondo

Big names, great deals

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.

Find the cheapest flights from London Gatwick Airport to Chiang Rai

Cheap return flights

Enter your travel dates to find the best prices.
Thai Airways Logo
10:15 - 13:55LGW-CEI
44h 40m2 stops
Thai Airways Logo
14:25 - 09:20CEI-LGW
25h 55m2 stops
£1,300Thai Airways
Find Deal
Sun, 15 Mar - Thu, 19 Mar
Thai Airways Logo
10:15 - 18:20LGW-CEI
49h 05m2 stops
Thai Airways Logo
14:25 - 09:20CEI-LGW
25h 55m2 stops
£1,303Thai Airways
Find Deal
Sun, 15 Mar - Thu, 19 Mar
Thai Airways Logo
10:15 - 18:20LGW-CEI
25h 05m2 stops
Thai Airways Logo
10:15 - 09:20CEI-LGW
30h 05m2 stops
£1,306Thai Airways
Find Deal
Sun, 15 Mar - Thu, 19 Mar

Thai Airways flights from London Gatwick Airport to Chiang Rai

Our best Thai Airways deals on London Gatwick Airport to Chiang Rai flight tickets
Thai Airways
15 Mar
LGW10:15London Gatwick
44h 40m
2 stops
CEI13:55Chiang Rai
19 Mar
CEI14:25Chiang Rai
25h 55m
2 stops
LGW09:20London Gatwick
Thai Airways
15 Mar
LGW10:15London Gatwick
49h 05m
2 stops
CEI18:20Chiang Rai
19 Mar
CEI14:25Chiang Rai
25h 55m
2 stops
LGW09:20London Gatwick
Thai Airways
15 Mar
LGW10:15London Gatwick
25h 05m
2 stops
CEI18:20Chiang Rai
19 Mar
CEI10:15Chiang Rai
30h 05m
2 stops
LGW09:20London Gatwick

momondo Fare Finder

 
Customise your flight search to find flights from London Gatwick Airport to Chiang Rai that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 279,928 searches. Data last updated 31 October 2025.
Use the filters below to find and compare flights from London Gatwick Airport to Chiang Rai that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonChiang Rai

LGW - CEI

LGWCEI

London Gatwick

Sun 15/3

10:15-13:55

2 stops44h 40m

Chiang Rai

Thu 19/3

14:25-09:20

2 stops25h 55m

£1,300

LondonChiang Rai

LGW - CEI

LGWCEI

London Gatwick

Sun 15/3

10:15-18:20

2 stops49h 05m

Chiang Rai

Thu 19/3

14:25-09:20

2 stops25h 55m

£1,303

LondonChiang Rai

LGW - CEI

LGWCEI

London Gatwick

Sun 15/3

10:15-18:20

2 stops25h 05m

Chiang Rai

Thu 19/3

10:15-09:20

2 stops30h 05m

£1,306

LondonChiang Rai

LGW - CEI

LGWCEI

London Gatwick

Fri 20/2

07:25-15:55

3 stops25h 30m

£270

LondonChiang Rai

LGW - CEI

LGWCEI

London Gatwick

Fri 20/2

07:00-13:55

2 stops23h 55m

£385

LondonChiang Rai

LGW - CEI

LGWCEI

London Gatwick

Fri 20/2

16:00-15:55

1 stop16h 55m

£400

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

See travel insights to Chiang Rai from

How to get the cheapest flight ticket from London Gatwick Airport to Chiang Rai

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Chiang Rai?

The cheapest day to depart from London Gatwick Airport to Chiang Rai is on a Friday. Travellers who choose to depart for Chiang Rai on a Friday will often find tickets for as low as £815. On the other hand, Thursday is the most expensive day to depart from London Gatwick Airport because it is more convenient for both business and leisure travellers. As a result, prices tend to be around £968.

What is the cheapest time of day to depart on your flight to Chiang Rai?

In the evening is the cheapest time of day to fly from London Gatwick Airport to Chiang Rai when you can find flight prices for as low as £856. Flying to Chiang Rai in the evening is an ideal time because this is during off-peak travel hours. Try not to purchase tickets in the morning because they tend to be around £908. Of course, these prices can vary depending on the time of year and what airport you fly to.

When to book flights from London Gatwick Airport to Chiang Rai

Are you open to changing your travel dates? Check out the ideal times to fly from London Gatwick Airport to Chiang Rai according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap London Gatwick Airport to Chiang Rai (LGW to CEI) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London Gatwick Airport to Chiang Rai

Direct flights

None
There are no direct flights from London Gatwick Airport to Chiang Rai. There are no popular flight routes from London Gatwick Airport to Chiang Rai.
  • How far is London Gatwick to Chiang Rai by plane?

    There are 5567.5 mi between London Gatwick and Chiang Rai. In terms of flight time, this usually takes a little over 25h 05m.

  • When did momondo last update prices for flights from London Gatwick Airport to Chiang Rai Airport?

    Prices for flights from London Gatwick Airport to Chiang Rai Airport are updated daily.

  • How old do you have to be to fly from London Gatwick Airport to Chiang Rai Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London Gatwick Airport to Chiang Rai Airport.

  • What documentation or ID do you need to fly to Chiang Rai Airport?

    The necessary travel and health documents for your Chiang Rai Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal from London to Chiang Rai?

It is quick and easy to find London to Chiang Rai flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Chiang Rai that suits you.

Can I find flights from London to Chiang Rai with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for London to Chiang Rai flights to just show those with flexible booking policies.

How can momondo help me find flights from London to Chiang Rai?

momondo helps you find the best flight between London and Chiang Rai by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from London to Chiang Rai right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Chiang Rai, momondo offers a useful price alert feature which will track prices for flights to Chiang Rai from London and alert you when they change.

An easier way to manage your Chiang Rai trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Sun 30/11
Sun 7/12

Find better results for your trip to Thailand