How do I get Price Alerts for flights from Chiang Rai to London Heathrow Airport?

Search flight deals from Chiang Rai to London Heathrow Airport . While viewing offers you’ll have the option to create a Price Alert.

How can I save money on flights from Chiang Rai to London Heathrow Airport with momondo?

Leverage our AI within our “Price Forecast” tool, which predicts if it’s better to book now or wait until prices decrease. You can strategically pick the best days to fly and save money on your trip by using our “Price Calendar” tool. “Explore” shows an overview of how much it costs to fly to anywhere from a selected city or airport. Our “Discover” content is a great option for travel inspiration and money-saving tips, while “Price Alerts” will update you when prices change, so you can book when fares are right.

How does momondo find its flight prices?

We aggregate our prices from over 700+ competitors from airlines to OTAs. We operate in over 30 markets worldwide to show you a wide range of travel options.

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

Prices for flights from Chiang Rai Airport to London Heathrow Airport are refreshed on a daily basis.

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

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Chiang Rai Airport to London Heathrow Airport.

What documentation or ID do you need to fly to London Heathrow Airport?

The travel and health documents you'll need for your trip to London Heathrow Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at London Heathrow Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

£1,222 Cheap Flights from Chiang Rai to London Heathrow Airport in 2026

1 adult

0 bags

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Find the cheapest flights from Chiang Rai to London

Round-trip

One-way

Cheap return flights

Enter your travel dates to find the best prices.

10:10 - 11:40

CEI

LHR

55h 30m

2 stops

18:30 - 13:10

LHR

CEI

36h 40m

2 stops

£1,222Turkish Airlines

Thu, 11 Jun - Mon, 15 Jun

13:40 - 11:40

CEI

LHR

52h 00m

2 stops

11:20 - 13:10

LHR

CEI

43h 50m

2 stops

£1,298Turkish Airlines

Thu, 11 Jun - Mon, 15 Jun

Turkish Airlines flights from Chiang Rai to London Heathrow Airport

Our best Turkish Airlines deals on Chiang Rai to London Heathrow Airport flight tickets

Turkish Airlines

11 Jun

CEI10:10Chiang Rai

55h 30m

2 stops

LHR11:40London Heathrow

15 Jun

LHR18:30London Heathrow

36h 40m

2 stops

CEI13:10Chiang Rai

£1,222

Turkish Airlines

11 Jun

CEI13:40Chiang Rai

52h 00m

2 stops

LHR11:40London Heathrow

15 Jun

LHR11:20London Heathrow

43h 50m

2 stops

CEI13:10Chiang Rai

£1,298

momondo Fare Finder

Use the filters below to find and compare flights from Chiang Rai to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Fastest return journey

Chiang RaiLondon

CEI - LHR

CEILHR

Chiang Rai

Thu 11/6

10:10-11:40

2 stops55h 30m

London Heathrow

Mon 15/6

18:30-13:10

2 stops36h 40m

£1,222

Chiang RaiLondon

CEI - LHR

CEILHR

Chiang Rai

Thu 11/6

13:40-11:40

2 stops52h 00m

London Heathrow

Mon 15/6

11:20-13:10

2 stops43h 50m

£1,298

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

When to book flights from Chiang Rai to London Heathrow Airport

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

Estimated return price

Cheap Chiang Rai to London Heathrow Airport (CEI to LHR) flight deals and tips

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

Fastest flight time	55h 30m
Direct flights	None

The fastest flight from Chiang Rai to London Heathrow Airport takes 55h 30m

There are no direct flights from Chiang Rai to London Heathrow Airport. There are no popular flight routes from Chiang Rai to London Heathrow Airport.

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Frequently asked questions about flying from Chiang Rai to London Heathrow Airport

How far is Chiang Rai to London Heathrow by plane?
The straight-line distance from Chiang Rai to London Heathrow is 5571.3 mi. By plane, this route typically takes 55h 30m.
When did momondo last update prices for flights from Chiang Rai Airport to London Heathrow Airport?
Prices for flights from Chiang Rai Airport to London Heathrow Airport are refreshed on a daily basis.
How old do you have to be to fly from Chiang Rai Airport to London Heathrow Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Chiang Rai Airport to London Heathrow Airport.
What documentation or ID do you need to fly to London Heathrow Airport?
The travel and health documents you'll need for your trip to London Heathrow Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at London Heathrow Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Frequently asked questions about flying from Chiang Rai to London Heathrow Airport

How do I get Price Alerts for flights from Chiang Rai to London Heathrow Airport?
Search flight deals from Chiang Rai to London Heathrow Airport. While viewing offers you’ll have the option to create a Price Alert.
How can I save money on flights from Chiang Rai to London Heathrow Airport with momondo?
Leverage our AI within our “Price Forecast” tool, which predicts if it’s better to book now or wait until prices decrease. You can strategically pick the best days to fly and save money on your trip by using our “Price Calendar” tool. “Explore” shows an overview of how much it costs to fly to anywhere from a selected city or airport. Our “Discover” content is a great option for travel inspiration and money-saving tips, while “Price Alerts” will update you when prices change, so you can book when fares are right.
How does momondo find its flight prices?
We aggregate our prices from over 700+ competitors from airlines to OTAs. We operate in over 30 markets worldwide to show you a wide range of travel options.

Eastbourne

Milton Keynes

Luton

Gatwick

Stratford-upon-Avon

Slough

Maidstone

Northampton

Swindon

Wembley

Southend-on-Sea

Ipswich

Canterbury

Ilford

Guildford

Hayes

Poole

Chelmsford

Dover

Folkestone

Why use momondo?

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

It is quick and easy to find Chiang Rai to London 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 London that suits you.

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

All flight searches from Chiang Rai to London on momondo can be filtered to show those which offer flexible booking policies.

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

momondo helps you find the best flight between Chiang Rai and London 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 Chiang Rai to London right now. Can momondo alert me if prices change?

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