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Cheap flights from London Heathrow Airport to Chiang Mai from £338

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight to Chiang Mai departing on 23/5. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
LHR — CNX
5 Mar — 12 Mar1
1 adult
Sal 5/3
Sal 12/3

The best prices from London Heathrow to Chiang Mai are usually found in February or September, booked 19 days in advance, depart on a Sunday or Monday and return on a Saturday

Cheap flight deals from Heathrow to Chiang Mai

Discover tips and strategies to find the most affordable flight options for your journey from Heathrow (LHR) to Chiang Mai (CNX). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 1 Mart 2024.

Popular in

August

Cheapest in

February

Round-trip from

£508

One-way from

£414
High demand for flights, 17% potential price rise
Best time to find cheap flights, 12% potential price drop
From London Heathrow to Chiang Mai
One-way flight from London Heathrow to Chiang Mai

What is the cheapest day to fly round-trip from London Heathrow Airport to Chiang Mai?

Friday flights are found to be more expensive to fly from London Heathrow Airport to Chiang Mai. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Chiang Mai.

How far in advance should I book a flight from London Heathrow Airport to Chiang Mai?

Find a great deal and save up to 88% by booking at least 32 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from London Heathrow Airport to Chiang Mai within the next two weeks, with the cheapest ticket starting at £883.

What is the cheapest month to fly from London Heathrow Airport to Chiang Mai?

Flights from London Heathrow Airport to Chiang Mai lean towards being more expensive in July. Prices are generally better when you fly from London Heathrow Airport to Chiang Mai in October, with the cheapest ticket starting at £491.

When is the cheapest time to fly from London Heathrow Airport to Chiang Mai (LHR - CNX)?

It’s typically best to fly out from London Heathrow Airport to Chiang Mai at midday. Doing so could potentially save you 20% on the flight price compared to flying in the morning, which is usually more expensive.

Cheap China Eastern flights from Heathrow to Chiang Mai

Explore cheap flight options specifically provided by China Eastern for the route between Heathrow and Chiang Mai. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 936,534 searches. Data last updated 1 Mart 2024.
Check out some of the cheapest China Eastern flights we've come across from London to Chiang Mai. Be sure to come back soon if the deals available don't appeal to you at this time.
Per 16/521:20LHR - CNX
1 stop34h 05mChina Eastern
Paz 26/514:55CNX - LHR
1 stop33h 45mChina Eastern
Deal found 29/2£499
Per 16/521:20LHR - CNX
1 stop34h 05mChina Eastern
Paz 26/516:20CNX - LHR
2 stops32h 20mChina Eastern
Deal found 29/2£503
Per 7/321:00LHR - CNX
1 stop34h 00mChina Eastern
Pzt 18/315:35CNX - LHR
1 stop29h 00mChina Eastern
Deal found 28/2£529
Cum 8/321:00LHR - CNX
1 stop34h 00mChina Eastern
Pzt 18/315:35CNX - LHR
1 stop29h 00mChina Eastern
Deal found 29/2£534
Per 7/321:00LHR - CNX
2 stops35h 25mChina Eastern
Pzt 18/315:35CNX - LHR
1 stop29h 00mChina Eastern
Deal found 28/2£534
Cum 8/321:00LHR - CNX
2 stops35h 25mChina Eastern
Pzt 18/315:35CNX - LHR
1 stop32h 55mChina Eastern
Deal found 28/2£536
Per 7/321:00LHR - CNX
1 stop34h 00mChina Eastern
Pzt 18/315:35CNX - LHR
1 stop32h 55mChina Eastern
Deal found 29/2£543
Pzt 11/321:00LHR - CNX
1 stop34h 00mChina Eastern
Paz 17/315:35CNX - LHR
1 stop28h 55mChina Eastern
Deal found 29/2£544
Per 7/321:00LHR - CNX
1 stop34h 00mChina Eastern
Pzt 18/315:35CNX - LHR
1 stop32h 55mChina Eastern
Deal found 29/2£545

Cheap Gulf Air flights from Heathrow to Chiang Mai

Explore cheap flight options specifically provided by Gulf Air for the route between Heathrow and Chiang Mai. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 936,534 searches. Data last updated 1 Mart 2024.
Some of the lowest-priced Gulf Air flights we've found at this time heading from London to Chiang Mai. Ensure the flight price, dates, time, and airline match your criteria before you book.
Cum 8/321:50LHR - CNX
2 stops30h 40mGulf Air
Cmt 23/319:45CNX - LHR
2 stops41h 50mGulf Air
Deal found 28/2£760
Sal 19/321:50LHR - CNX
2 stops32h 55mGulf Air
Sal 26/312:10CNX - LHR
3 stops25h 25mGulf Air
Deal found 29/2£800
Cum 15/309:30LHR - CNX
3 stops45h 15mGulf Air
Cum 22/321:05CNX - LHR
2 stops24h 40mGulf Air
Deal found 28/2£868
Cum 8/309:30LHR - CNX
3 stops45h 15mGulf Air
Sal 2/421:10CNX - LHR
2 stops24h 10mGulf Air
Deal found 29/2£876
Cum 8/321:50LHR - CNX
2 stops30h 40mGulf Air
Cmt 23/312:10CNX - LHR
3 stops25h 25mGulf Air
Deal found 28/2£936
Pzt 11/321:50LHR - CNX
2 stops27h 55mGulf Air
Sal 2/421:10CNX - LHR
2 stops24h 10mGulf Air
Deal found 29/2£938
Sal 5/321:50LHR - CNX
2 stops27h 55mGulf Air
Pzt 8/409:25CNX - LHR
2 stops27h 30mGulf Air
Deal found 29/2£940
Per 7/321:50LHR - CNX
2 stops27h 55mGulf Air
Cmt 23/312:10CNX - LHR
3 stops25h 25mGulf Air
Deal found 29/2£942
Sal 5/321:50LHR - CNX
2 stops27h 55mGulf Air
Cmt 30/312:10CNX - LHR
3 stops33h 10mGulf Air
Deal found 29/2£944

Cheap Heathrow to Chiang Mai flights in March & April 2024

Find cheap flight options from Heathrow to Chiang Mai specifically for the months of March and April 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 936,534 searches. Prices were last updated on 1 Mart 2024.
These are some of the best deals we've found on flights to Chiang Mai in 2024 at this time. Check back soon for alternative fares.
Cum 15/321:10LHR - CNX
1 stop38h 40mChina Southern
Cum 22/319:50CNX - LHR
2 stops28h 30mChina Southern
Deal found 28/2£484
Cum 8/321:00LHR - CNX
1 stop34h 00mChina Eastern
Sal 19/315:35CNX - LHR
1 stop32h 55mChina Eastern
Deal found 29/2£504
Cum 8/321:00LHR - CNX
1 stop34h 00mChina Eastern
Pzt 18/315:35CNX - LHR
1 stop29h 00mChina Eastern
Deal found 29/2£534
Cum 8/321:00LHR - CNX
2 stops35h 25mChina Eastern
Sal 19/315:35CNX - LHR
1 stop32h 55mChina Eastern
Deal found 29/2£536
Per 7/321:00LHR - CNX
1 stop34h 00mChina Eastern
Pzt 18/315:35CNX - LHR
1 stop32h 55mChina Eastern
Deal found 29/2£543
Pzt 11/321:00LHR - CNX
1 stop34h 00mChina Eastern
Paz 17/315:35CNX - LHR
1 stop28h 55mChina Eastern
Deal found 29/2£544
Per 7/321:00LHR - CNX
1 stop34h 00mChina Eastern
Pzt 18/315:35CNX - LHR
1 stop32h 55mChina Eastern
Deal found 29/2£545
Cmt 2/316:45LHR - CNX
1 stop38h 15mChina Eastern
Per 14/315:35CNX - LHR
1 stop32h 55mChina Eastern
Deal found 29/2£551
Paz 3/321:00LHR - CNX
1 stop34h 00mChina Eastern
Paz 17/315:35CNX - LHR
1 stop28h 55mChina Eastern
Deal found 29/2£553

Heathrow to Chiang Mai 2024 flight deals

Discover exclusive flight deals for travel between Heathrow and Chiang Mai in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 936,534 searches. Data last updated 1 Mart 2024.
These are some of the best deals we've found on flights to Chiang Mai in 2024 at this time. Check back soon for alternative fares.
Cum 15/321:10LHR - CNX
1 stop38h 40mChina Southern
Cum 22/319:50CNX - LHR
2 stops28h 30mChina Southern
Deal found 28/2£484
Çar 3/422:10LHR - CNX
1 stop37h 40mChina Southern
Çar 29/518:50CNX - LHR
2 stops29h 40mChina Southern
Deal found 29/2£493
Per 16/521:20LHR - CNX
1 stop34h 05mChina Eastern
Paz 26/514:55CNX - LHR
1 stop33h 45mChina Eastern
Deal found 29/2£499
Per 16/521:20LHR - CNX
1 stop34h 05mChina Eastern
Paz 26/516:20CNX - LHR
2 stops32h 20mChina Eastern
Deal found 29/2£503
Cum 8/321:00LHR - CNX
1 stop34h 00mChina Eastern
Sal 19/315:35CNX - LHR
1 stop32h 55mChina Eastern
Deal found 29/2£504
Çar 24/422:10LHR - CNX
1 stop37h 40mChina Southern
Paz 12/518:50CNX - LHR
2 stops29h 40mChina Southern
Deal found 29/2£519
Cum 8/321:00LHR - CNX
1 stop34h 00mChina Eastern
Pzt 18/315:35CNX - LHR
1 stop29h 00mChina Eastern
Deal found 29/2£534
Cum 8/321:00LHR - CNX
2 stops35h 25mChina Eastern
Sal 19/315:35CNX - LHR
1 stop32h 55mChina Eastern
Deal found 29/2£536
Per 7/321:00LHR - CNX
1 stop34h 00mChina Eastern
Pzt 18/315:35CNX - LHR
1 stop32h 55mChina Eastern
Deal found 29/2£543

Heathrow to Chiang Mai flights leaving soon

Find last-minute flight options from Heathrow to Chiang Mai for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 936,534 searches. Data last updated 1 Mart 2024.
Consider one of these great deals we found on last-minute flights from London to Chiang Mai. Users should examine the flight details to ensure there are no surprises.
Per 7/321:00LHR - CNX
1 stop34h 00mChina Eastern
Pzt 18/315:35CNX - LHR
1 stop29h 00mChina Eastern
Deal found 28/2£529
Cum 8/321:00LHR - CNX
1 stop34h 00mChina Eastern
Pzt 18/315:35CNX - LHR
1 stop29h 00mChina Eastern
Deal found 29/2£534
Per 7/321:00LHR - CNX
2 stops35h 25mChina Eastern
Pzt 18/315:35CNX - LHR
1 stop29h 00mChina Eastern
Deal found 28/2£534
Cum 8/321:00LHR - CNX
2 stops35h 25mChina Eastern
Pzt 18/315:35CNX - LHR
1 stop32h 55mChina Eastern
Deal found 28/2£536
Per 7/321:00LHR - CNX
1 stop34h 00mChina Eastern
Pzt 18/315:35CNX - LHR
1 stop32h 55mChina Eastern
Deal found 29/2£543
Per 7/321:00LHR - CNX
1 stop34h 00mChina Eastern
Pzt 18/315:35CNX - LHR
1 stop32h 55mChina Eastern
Deal found 29/2£545
Per 7/321:00LHR - CNX
3 stops35h 25mChina Eastern
Pzt 18/315:35CNX - LHR
1 stop32h 55mChina Eastern
Deal found 28/2£559
Per 7/321:00LHR - CNX
3 stops35h 25mChina Eastern
Pzt 18/315:35CNX - LHR
1 stop32h 55mChina Eastern
Deal found 28/2£560
Per 7/321:00LHR - CNX
3 stops35h 25mChina Eastern
Pzt 18/315:35CNX - LHR
1 stop32h 55mChina Eastern
Deal found 28/2£565

One-way flights to Chiang Mai from Heathrow

Search for one-way flight options from Heathrow to Chiang Mai. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 936,534 searches. Data last updated 1 Mart 2024.
Users travelling one-way from London to Chiang Mai can select one of these great deals. For those needing a return trip from London, there is a search form available above.
Per 23/512:30LHR - CNX
1 stop17h 35mMultiple Airlines
Deal found 29/2£338
Çar 3/420:15LHR - CNX
2 stops31h 05mMultiple Airlines
Deal found 29/2£352
Çar 1/522:05LHR - CNX
2 stops28h 15mMultiple Airlines
Deal found 29/2£379
Çar 20/319:20LHR - CNX
2 stops31h 00mEtihad Airways
Deal found 29/2£389
Sal 2/420:55LHR - CNX
2 stops30h 25mEtihad Airways
Deal found 29/2£390
Cmt 9/316:45LHR - CNX
3 stops39h 40mChina Eastern
Deal found 29/2£395
Çar 3/421:25LHR - CNX
1 stop14h 30mMultiple Airlines
Deal found 29/2£401
Cmt 9/321:00LHR - CNX
1 stop34h 00mChina Eastern
Deal found 29/2£408
Per 23/514:50LHR - CNX
2 stops36h 30mEtihad Airways
Deal found 29/2£413

Find flights from Heathrow to Chiang Mai within your budget

Customise your flight search to find flights from Heathrow to Chiang Mai 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, Cheapflights users made 936,534 searches. Data last updated 1 Mart 2024.

Fly from

Any airport

Fly to

Any airport

Budget

£484 - £951

Route

Depart

Return

Price

London HeathrowChiang Mai

LHR - CNX

LHRCNX

London Heathrow

Cum 15/3

1 stop38h 40m

Chiang Mai

Cum 22/3

2 stops28h 30m

£484

London HeathrowChiang Mai

LHR - CNX

LHRCNX

London Heathrow

Per 16/5

1 stop34h 05m

Chiang Mai

Paz 26/5

1 stop33h 45m

£499

London HeathrowChiang Mai

LHR - CNX

LHRCNX

London Heathrow

Pzt 6/5

2 stops29h 25m

Chiang Mai

Pzt 27/5

2 stops32h 20m

£598

London HeathrowChiang Mai

LHR - CNX

LHRCNX

London Heathrow

Pzt 6/5

2 stops29h 25m

Chiang Mai

Pzt 27/5

2 stops48h 50m

£641

London HeathrowChiang Mai

LHR - CNX

LHRCNX

London Heathrow

Cum 24/5

1 stop17h 10m

Chiang Mai

Cmt 8/6

1 stop27h 30m

£698

London HeathrowChiang Mai

LHR - CNX

LHRCNX

London Heathrow

Sal 19/3

2 stops32h 55m

Chiang Mai

Sal 26/3

3 stops25h 25m

£800

London HeathrowChiang Mai

LHR - CNX

LHRCNX

London Heathrow

Pzt 1/4

1 stop30h 20m

Chiang Mai

Sal 28/5

1 stop35h 10m

£810

London HeathrowChiang Mai

LHR - CNX

LHRCNX

London Heathrow

Sal 14/5

1 stop16h 30m

Chiang Mai

Sal 21/5

1 stop28h 45m

£830

London HeathrowChiang Mai

LHR - CNX

LHRCNX

London Heathrow

Cum 15/3

1 stop46h 45m

Chiang Mai

Per 21/3

1 stop28h 40m

£951

Flights are sorted by cheapest first

Deals found on 28/2

When is the best time to book a flight from London Heathrow Airport to Chiang Mai?

Use this chart to determine the optimal time to book a return flight from Heathrow to Chiang Mai. Price data was last updated on 28 January 2024.
The price you pay for your flight from London Heathrow Airport to Chiang Mai may vary depending on when you book. For the best chance of a lower fare, look to book 19 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
Search Deals

When is the cheapest time to fly from London Heathrow Airport to Chiang Mai?

Use this chart to determine the cheapest time to fly return from Heathrow to Chiang Mai. Price data was last updated on 25 February 2024.
Morning
Midday
Afternoon
Evening
All times are departure.
Travellers seeking maximum savings on their London Heathrow Airport to Chiang Mai flight should consider departing on Monday afternoons when fares are most often at their lowest. Saturday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Average price of flights to Chiang Mai by month

Plan your trip from Heathrow to Chiang Mai by taking into account the cheapest months to travel. The average price of a one-way flight from Heathrow to Chiang Mai is currently £385 while a return flight costs £701. Price data was last updated on 25 February 2024.

Currently, October is the cheapest month in which you can book a flight from London Heathrow Airport to Chiang Mai (average of £812). Flying from London Heathrow Airport to Chiang Mai in August is currently the most expensive (average of £1,226). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

January

£731

February

£765

March

£700

April

£736

May

£821

June

£850

July

£961

August

£969

September

£859

October

£642

November

£803

December

£808

Temperature and rainfall in Chiang Mai by month

Plan your trip to Chiang Mai by taking into account the average temperature and rainfall totals by month.

CNX

Temperature

21 - 29 °C

Reviews of airlines servicing Chiang Mai

Get insights into the airlines that provide service to Chiang Mai. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Chiang Mai. Reviews last updated 1 Mart 2024.
Read reviews from past customers who have flown China Eastern, Gulf Air and China Southern from London to Chiang Mai. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
8.3
Very Good
1,558 reviews

Overall

8.3

Entertainment

8.2

Crew

8.7

Boarding

8.5

Comfort

8.2

Food

7.9

Reviews

1 / 10

Had a great experience with Singapore Airlines, staff was outstanding and the food was great 👍🏼 😊

8.3
Very Good
1,558 reviews
8.3
Very Good
1,558 reviews

Overall

8.3

Entertainment

8.2

Crew

8.7

Boarding

8.5

Comfort

8.2

Food

7.9

Reviews

1 / 10

Had a great experience with Singapore Airlines, staff was outstanding and the food was great 👍🏼 😊

8.3
Very Good
1,040 reviews
8.3
Very Good
1,558 reviews

Overall

8.3

Entertainment

8.2

Crew

8.7

Boarding

8.5

Comfort

8.2

Food

7.9

Reviews

1 / 10

Had a great experience with Singapore Airlines, staff was outstanding and the food was great 👍🏼 😊

8.1
Very Good
630 reviews
8.3
Very Good
1,558 reviews

Overall

8.3

Entertainment

8.2

Crew

8.7

Boarding

8.5

Comfort

8.2

Food

7.9

Reviews

1 / 10

Had a great experience with Singapore Airlines, staff was outstanding and the food was great 👍🏼 😊

7.9
Good
432 reviews
8.3
Very Good
1,558 reviews

Overall

8.3

Entertainment

8.2

Crew

8.7

Boarding

8.5

Comfort

8.2

Food

7.9

Reviews

1 / 10

Had a great experience with Singapore Airlines, staff was outstanding and the food was great 👍🏼 😊

7.8
Good
1,335 reviews
8.3
Very Good
1,558 reviews

Overall

8.3

Entertainment

8.2

Crew

8.7

Boarding

8.5

Comfort

8.2

Food

7.9

Reviews

1 / 10

Had a great experience with Singapore Airlines, staff was outstanding and the food was great 👍🏼 😊

Related info for your journey

Find useful and relevant information for your journey from Heathrow to Chiang Mai. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airport do you fly into for flights to Chiang Mai from London Heathrow?

For a flight from London Heathrow to Chiang Mai, you will be flying into Chiang Mai. Chiang Mai (CNX) is just 1.9 mi from the center of the city. Chiang Mai is the only Chiang Mai airport and it handles 0 inbound flights from London Heathrow per day. 7 airlines have flights to Chiang Mai from London Heathrow on a regular basis.

Can I find flights from London Heathrow Airport to Chiang Mai for under £500 on Cheapflights?

Yes, there are multiple flights from London Heathrow Airport to Chiang Mai for under £500. The cheapest flight booked recently is on China Southern for just £484, but on average you can expect to pay £558.

Are there last-minute flights available from London Heathrow Airport to Chiang Mai for under £600?

There are currently 20+ open flights from London Heathrow Airport to Chiang Mai within the next 7 days for less than £600.

What are the cheapest airlines flying from London Heathrow Airport to Chiang Mai round-trip?

Flying on China Southern is currently your cheapest option to Chiang Mai, with prices starting at £484. Additional return tickets that might be worth considering are offered by China Eastern and Etihad Airways, with the lowest prices starting at £499 and £641, respectively. Users have found that China Southern is 49% cheaper than the other options available to this destination.

What are the cheapest airlines to fly from London Heathrow Airport to Chiang Mai one-way?

£389 is the cheapest one-way deal found within the past few days, from Etihad Airways. You may also be able to find cheap deals on China Eastern and Singapore Airlines, with prices starting from £395 and £481, respectively.

What are the most popular airlines that fly from London Heathrow Airport to Chiang Mai?

What does LHR to CNX mean?

LHR stands for London Heathrow Airport, while CNX stands for Chiang Mai Airport. These codes are often called IATA codes, a set of identifiers established by IATA (International Air Transport Association) that is widely used by airlines and the aviation industry.

Browse thousands of different options on Cheapflights for your next trip

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