Cheap flights from London to Chiang Rai from £566

This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight from London to Chiang Rai departing on 12/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from London to Chiang Rai

Cheap return flights

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12:05 - 19:25STN-CEI
25h 20m3 stops
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08:25 - 14:25CEI-STN
36h 00m3 stops
ven, 12 set - ven, 19 set
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11:35 - 19:25LGW-CEI
25h 50m2 stops
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15:25 - 16:00CEI-LGW
54h 35m2 stops
ven, 12 set - ven, 19 set
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10:00 - 19:25LHR-CEI
27h 25m2 stops
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15:25 - 20:30CEI-LHR
35h 05m2 stops
ven, 12 set - ven, 19 set
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07:30 - 14:55STN-CEI
25h 25m3 stops
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20:00 - 20:05CEI-STN
31h 05m2 stops
sab, 11 ott - sab, 1 nov
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09:10 - 19:25LGW-CEI
28h 15m3 stops
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08:25 - 18:00CEI-LGW
39h 35m3 stops
ven, 12 set - ven, 19 set
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09:10 - 19:25LGW-CEI
28h 15m3 stops
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20:00 - 13:25CEI-LGW
23h 25m2 stops
ven, 12 set - ven, 19 set
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15:45 - 19:25STN-CEI
21h 40m2 stops
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08:25 - 14:25CEI-STN
36h 00m3 stops
ven, 12 set - ven, 19 set
Lufthansa Logo
16:30 - 18:20LHR-CEI
19h 50m3 stops
Lufthansa Logo
18:55 - 10:40CEI-LHR
21h 45m3 stops
£734Lufthansa
Find Deal
ven, 12 set - ven, 19 set
Thai Airways Logo
12:30 - 13:10LHR-CEI
18h 40m1 stop
Thai Airways Logo
18:55 - 19:15CEI-LHR
30h 20m1 stop
£777Thai Airways
Find Deal
ven, 12 set - ven, 19 set
Lufthansa Logo
16:25 - 18:20LHR-CEI
19h 55m3 stops
Lufthansa Logo
18:55 - 08:05CEI-LHR
20h 10m2 stops
£1,430Lufthansa
Find Deal
sab, 11 ott - sab, 1 nov

Lufthansa flights from London to Chiang Rai

Our best Lufthansa deals on London to Chiang Rai flight tickets
Lufthansa
12 Sept
LHR16:30London Heathrow
19h 50m
3 stops
CEI18:20Chiang Rai
19 Sept
CEI18:55Chiang Rai
21h 45m
3 stops
LHR10:40London Heathrow
Lufthansa
11 Oct
LHR16:25London Heathrow
19h 55m
3 stops
CEI18:20Chiang Rai
1 Nov
CEI18:55Chiang Rai
20h 10m
2 stops
LHR08:05London Heathrow

momondo Fare Finder

 
Customise your flight search to find flights from London 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 luglio 2025.
Use the filters below to find and compare flights from London to Chiang Rai that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonChiang Rai

STN - CEI

STNCEI

London Stansted

ven 12/9

12:05-19:25

3 stops25h 20m

Chiang Rai

ven 19/9

08:25-14:25

3 stops36h 00m

£566

LondonChiang Rai

LGW - CEI

LGWCEI

London Gatwick

ven 12/9

11:35-19:25

2 stops25h 50m

Chiang Rai

ven 19/9

15:25-16:00

2 stops54h 35m

£573

LondonChiang Rai

LHR - CEI

LHRCEI

London Heathrow

ven 12/9

10:00-19:25

2 stops27h 25m

Chiang Rai

ven 19/9

15:25-20:30

2 stops35h 05m

£594

LondonChiang Rai

STN - CEI

STNCEI

London Stansted

sab 11/10

07:30-14:55

3 stops25h 25m

Chiang Rai

sab 1/11

20:00-20:05

2 stops31h 05m

£625

LondonChiang Rai

LGW - CEI

LGWCEI

London Gatwick

ven 12/9

09:10-19:25

3 stops28h 15m

Chiang Rai

ven 19/9

08:25-18:00

3 stops39h 35m

£641

LondonChiang Rai

LGW - CEI

LGWCEI

London Gatwick

ven 12/9

09:10-19:25

3 stops28h 15m

Chiang Rai

ven 19/9

20:00-13:25

2 stops23h 25m

£658

LondonChiang Rai

STN - CEI

STNCEI

London Stansted

ven 12/9

15:45-19:25

2 stops21h 40m

Chiang Rai

ven 19/9

08:25-14:25

3 stops36h 00m

£666

LondonChiang Rai

LHR - CEI

LHRCEI

London Heathrow

ven 12/9

16:30-18:20

3 stops19h 50m

Chiang Rai

ven 19/9

18:55-10:40

3 stops21h 45m

£734

LondonChiang Rai

LHR - CEI

LHRCEI

London Heathrow

ven 12/9

12:30-13:10

1 stop18h 40m

Chiang Rai

ven 19/9

18:55-19:15

1 stop30h 20m

£777

LondonChiang Rai

LHR - CEI

LHRCEI

London Heathrow

sab 11/10

16:25-18:20

3 stops19h 55m

Chiang Rai

sab 1/11

18:55-08:05

2 stops20h 10m

£1,430

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 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 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 £806. On the other hand, Thursday is the most expensive day to depart from London because it is more convenient for both business and leisure travellers. As a result, prices tend to be around £958.

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 to Chiang Rai when you can find flight prices for as low as £847. 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 £898. Of course, these prices can vary depending on the time of year and what airport you fly to.

When to book flights from London to Chiang Rai

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

Cheap London to Chiang Rai (LON to CEI) flight deals and tips

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

Best price found

£566

Fastest flight time

18h 40m

Direct flights

None

Airports in Chiang Rai

1 airport
The best flight deal from London to Chiang Rai found on momondo in the last 72 hours is £566
The fastest flight from London to Chiang Rai takes 18h 40m
There are no direct flights from London to Chiang Rai. Popular non-direct routes for this connection are London Gatwick Airport - Chiang Rai Airport, London Heathrow Airport - Chiang Rai Airport and London Stansted Airport - Chiang Rai Airport.
There is 1 airport near Chiang Rai: Chiang Rai (CEI)

  • How far is London to Chiang Rai by plane?

    Chiang Rai is 5557.2 mi away from London. By plane, this route typically takes 18h 40m.

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

    Prices for flights from London to Chiang Rai Airport refresh daily.

  • How many operators does momondo search for flights from London to Chiang Rai Airport?

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

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

    The required travel and health documents for your Chiang Rai Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Chiang Rai Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from London to Chiang Rai?


Best airlines flying from London to Chiang Rai

Compare and see reviews for airlines that fly from London to Chiang Rai with momondo
Airline
Rating
Free Cancellation
Price
Thai AirwaysPriceFrom £741Free CancellationRating
7.8
340 reviews
Search Thai Airways flights

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Chiang Rai from London.

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

momondo does allow users to show only those flights to Chiang Rai from London which offer a flexible booking policy as well as other useful filters and features.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Chiang Rai from London.

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

Yes momondo offers price alerts on flights to Chiang Rai from London. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.


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