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Cheap flights from London Heathrow Airport to Chiang Mai from £304

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/3. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — CNX
15 Oct — 22 Oct1
1 adult

The best prices from London Heathrow to Chiang Mai are usually found in November or October, booked 35 days in advance, depart on a Sunday or Friday and return on a Monday

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 10 October 2024.

Round-trip from

£430

One-way from

£304

Popular in

July

Cheapest in

November
China Southern
  • China Southern
  • 4/3-25/3
  • 2 total stops
  • 67h 15m total
  • London to Chiang Mai
Search Deals
China Southern
  • China Southern
  • 4/3
  • 1 total stop
  • 36h 50m total
  • London to Chiang Mai
Search Deals
High demand for flights, 23% potential price rise
Search Deals
Best time to find cheap flights, 12% potential price drop
Search Deals

Cheap China Southern flights from Heathrow to Chiang Mai

Explore cheap flight options specifically provided by China Southern 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 1,007,670 searches. Data last updated 10 October 2024.
Check out some of the cheapest China Southern 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.
Tue 4/322:00LHR - CNX
1 stop36h 50mChina Southern
Tue 25/318:50CNX - LHR
1 stop30h 25mChina Southern
Deal found 9/10£430
Thu 17/1012:10LHR - CNX
2 stops47h 40mChina Southern
Thu 5/1218:50CNX - LHR
1 stop30h 25mChina Southern
Deal found 8/10£767

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 1,007,670 searches. Data last updated 10 October 2024.
Some of the lowest-priced China Eastern 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.
Wed 27/1117:50LHR - CNX
2 stops38h 35mChina Eastern
Wed 18/1215:35CNX - LHR
1 stop32h 55mChina Eastern
Deal found 8/10£475
Tue 15/1021:20LHR - CNX
1 stop34h 05mChina Eastern
Sun 24/1110:05CNX - LHR
3 stops34h 50mChina Eastern
Deal found 8/10£632

Cheap Heathrow to Chiang Mai flights in October & November 2024

Find cheap flight options from Heathrow to Chiang Mai specifically for the months of October and November 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 1,007,670 searches. Prices were last updated on 10 October 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.
Tue 5/1121:30LHR - CNX
2 stops37h 20mChina Southern
Thu 14/1118:50CNX - LHR
1 stop30h 25mChina Southern
Deal found 8/10£471
Wed 27/1117:50LHR - CNX
2 stops38h 35mChina Eastern
Wed 18/1215:35CNX - LHR
1 stop32h 55mChina Eastern
Deal found 8/10£475
Thu 7/1120:25LHR - CNX
1 stop18h 25mAir China
Thu 14/1123:05CNX - LHR
1 stop23h 50mAir China
Deal found 8/10£481
Fri 1/1121:10LHR - CNX
2 stops30h 00mMultiple Airlines
Sun 10/1107:00CNX - LHR
2 stops43h 10mMultiple Airlines
Deal found 8/10£504
Mon 18/1117:50LHR - CNX
1 stop18h 00mCathay Pacific
Wed 29/119:40CNX - LHR
1 stop31h 30mCathay Pacific
Deal found 8/10£868
Thu 28/1121:25LHR - CNX
1 stop33h 25mMalaysia Airlines
Wed 4/1212:10CNX - LHR
2 stops24h 25mMalaysia Airlines
Deal found 9/10£899
Fri 22/1118:50LHR - CNX
1 stop21h 15mKorean Air
Sat 30/1100:15CNX - LHR
1 stop23h 15mKorean Air
Deal found 8/10£1,086

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 1,007,670 searches. Data last updated 10 October 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.
Tue 5/1121:30LHR - CNX
2 stops37h 20mChina Southern
Thu 14/1118:50CNX - LHR
1 stop30h 25mChina Southern
Deal found 8/10£471
Wed 27/1117:50LHR - CNX
2 stops38h 35mChina Eastern
Wed 18/1215:35CNX - LHR
1 stop32h 55mChina Eastern
Deal found 8/10£475
Thu 7/1120:25LHR - CNX
1 stop18h 25mAir China
Thu 14/1123:05CNX - LHR
1 stop23h 50mAir China
Deal found 8/10£481
Fri 1/1121:10LHR - CNX
2 stops30h 00mMultiple Airlines
Sun 10/1107:00CNX - LHR
2 stops43h 10mMultiple Airlines
Deal found 8/10£504
Mon 9/1221:15LHR - CNX
1 stop30h 10mChina Airlines
Fri 27/1211:25CNX - LHR
1 stop36h 30mChina Airlines
Deal found 9/10£822

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 1,007,670 searches. Data last updated 10 October 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.
Tue 15/1021:20LHR - CNX
1 stop34h 05mChina Eastern
Sun 24/1110:05CNX - LHR
3 stops34h 50mChina Eastern
Deal found 8/10£632
Thu 17/1022:05LHR - CNX
1 stop17h 55mAir China
Thu 5/1223:05CNX - LHR
1 stop23h 50mAir China
Deal found 8/10£667
Thu 17/1012:10LHR - CNX
2 stops47h 40mChina Southern
Thu 5/1218:50CNX - LHR
1 stop30h 25mChina Southern
Deal found 8/10£767
Tue 15/1021:20LHR - CNX
1 stop34h 05mMultiple Airlines
Sat 23/1100:05CNX - LHR
1 stop25h 00mMultiple Airlines
Deal found 8/10£1,185
Sat 19/1021:35LHR - CNX
1 stop32h 05mMalaysia Airlines
Sat 2/1114:50CNX - LHR
1 stop31h 35mMalaysia Airlines
Deal found 8/10£1,454
Thu 17/1019:35LHR - CNX
1 stop19h 10mKorean Air
Wed 4/1200:15CNX - LHR
1 stop23h 15mKorean Air
Deal found 8/10£1,622

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 1,007,670 searches. Data last updated 10 October 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.
Tue 4/322:00LHR - CNX
1 stop36h 50mChina Southern
Deal found 9/10£304
Sun 17/1121:10LHR - CNX
2 stops40h 50mMultiple Airlines
Deal found 8/10£313
Thu 7/1121:00LHR - CNX
2 stops35h 25mChina Eastern
Deal found 8/10£316
Sun 26/120:55LHR - CNX
2 stops31h 25mEtihad Airways
Deal found 9/10£417
Wed 5/210:25LHR - CNX
1 stop20h 25mMalaysia Airlines
Deal found 9/10£437
Tue 15/1019:50LHR - CNX
2 stops33h 25mEmirates
Deal found 9/10£456
Sat 4/117:40LHR - CNX
1 stop21h 10mAir China
Deal found 8/10£501
Mon 27/121:20LHR - CNX
1 stop14h 35mEVA Air
Deal found 9/10£529
Sat 7/1206:35LHR - CNX
2 stops19h 45mTurkish Airlines
Deal found 9/10£579

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 1,007,670 searches. Data last updated 10 October 2024.

Fly from

Any airport

Fly to

Any airport

Budget

£430 - £712

Route

Depart

Return

Price

London HeathrowChiang Mai

LHR - CNX

LHRCNX

London Heathrow

Tue 4/3

1 stop36h 50m

Chiang Mai

Tue 25/3

1 stop30h 25m

£430

London HeathrowChiang Mai

LHR - CNX

LHRCNX

London Heathrow

Wed 27/11

2 stops38h 35m

Chiang Mai

Wed 18/12

1 stop32h 55m

£475

London HeathrowChiang Mai

LHR - CNX

LHRCNX

London Heathrow

Thu 7/11

1 stop18h 25m

Chiang Mai

Thu 14/11

1 stop23h 50m

£481

London HeathrowChiang Mai

LHR - CNX

LHRCNX

London Heathrow

Fri 1/11

2 stops30h 00m

Chiang Mai

Sun 10/11

2 stops43h 10m

£504

London HeathrowChiang Mai

LHR - CNX

LHRCNX

London Heathrow

Tue 11/2

2 stops29h 25m

Chiang Mai

Tue 11/3

2 stops29h 40m

£684

London HeathrowChiang Mai

LHR - CNX

LHRCNX

London Heathrow

Fri 31/1

1 stop31h 00m

Chiang Mai

Sun 9/2

1 stop34h 00m

£712

Flights are sorted by cheapest first

Deals found on 9/10

Best time to book a flight from Heathrow to Chiang Mai

Have a flexible travel schedule? Discover the best time to fly to Chiang Mai from Heathrow with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Heathrow to Chiang Mai

Get recent, data-driven insights about flights from Heathrow to Chiang Mai including ideal travel times, pricing trends, and more.

How far ahead should I 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 4 October 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 35 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

Find deals

What is the cheapest month to book a flight from London Heathrow Airport to Chiang Mai?

Currently, October is the cheapest month in which you can book a flight from London Heathrow Airport to Chiang Mai (average of £708). Flying from London Heathrow Airport to Chiang Mai in July is currently the most expensive (average of £1,173). 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.

What is the cheapest time of day to fly from LHR to CNX?

Find hourly flight availability from Heathrow to Chiang Mai. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 10 October 2024.

It’s typically best to fly out from London Heathrow Airport to Chiang Mai at midday. Doing so could potentially save you 21% on the flight price compared to flying in the morning, which is usually more expensive.

Rainfall in Chiang Mai by month

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

In terms of precipitation, rainfall in Chiang Mai ranges from 0.0 - 250.0 inches per month. September is typically the wettest month, when rainfall can reach 250.0 mm. January is typically the driest time to visit Chiang Mai when rainfall is around 0.0 mm.

Temperature in Chiang Mai by month

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

If weather is an important factor for your trip to Chiang Mai, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 29.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 21.0 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 10 October 2024.
Read reviews from past customers who have flown China Southern, China Eastern and Air China 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.
Korean Air
8.5
Very Good
1,055 reviews
Check prices

Entertainment

8.2

Food

8.2

Boarding

8.6

Overall

8.5

Crew

8.8

Comfort

8.3

Reviews

1 / 10

I like the crews’ services, especially for sr citizens who were on wheelchairs, the efficient pilots with their smooth landing of the plane back and forth, cleanliness of the restrooms and other amenities provided to the passengers! Flights were on time it’s fine with a little bit delay but we arrived on time!

Korean Air
8.5
Very Good
1,055 reviews
Korean Air
8.5
Very Good
1,055 reviews
Check prices

Entertainment

8.2

Food

8.2

Boarding

8.6

Overall

8.5

Crew

8.8

Comfort

8.3

Reviews

1 / 10

I like the crews’ services, especially for sr citizens who were on wheelchairs, the efficient pilots with their smooth landing of the plane back and forth, cleanliness of the restrooms and other amenities provided to the passengers! Flights were on time it’s fine with a little bit delay but we arrived on time!

EVA Air
8.4
Very Good
1,360 reviews
Korean Air
8.5
Very Good
1,055 reviews
Check prices

Entertainment

8.2

Food

8.2

Boarding

8.6

Overall

8.5

Crew

8.8

Comfort

8.3

Reviews

1 / 10

I like the crews’ services, especially for sr citizens who were on wheelchairs, the efficient pilots with their smooth landing of the plane back and forth, cleanliness of the restrooms and other amenities provided to the passengers! Flights were on time it’s fine with a little bit delay but we arrived on time!

Asiana Airlines
8.4
Very Good
497 reviews
Korean Air
8.5
Very Good
1,055 reviews
Check prices

Entertainment

8.2

Food

8.2

Boarding

8.6

Overall

8.5

Crew

8.8

Comfort

8.3

Reviews

1 / 10

I like the crews’ services, especially for sr citizens who were on wheelchairs, the efficient pilots with their smooth landing of the plane back and forth, cleanliness of the restrooms and other amenities provided to the passengers! Flights were on time it’s fine with a little bit delay but we arrived on time!

China Airlines
8.3
Very Good
807 reviews
Korean Air
8.5
Very Good
1,055 reviews
Check prices

Entertainment

8.2

Food

8.2

Boarding

8.6

Overall

8.5

Crew

8.8

Comfort

8.3

Reviews

1 / 10

I like the crews’ services, especially for sr citizens who were on wheelchairs, the efficient pilots with their smooth landing of the plane back and forth, cleanliness of the restrooms and other amenities provided to the passengers! Flights were on time it’s fine with a little bit delay but we arrived on time!

Emirates
8.1
Very Good
3,556 reviews
Korean Air
8.5
Very Good
1,055 reviews
Check prices

Entertainment

8.2

Food

8.2

Boarding

8.6

Overall

8.5

Crew

8.8

Comfort

8.3

Reviews

1 / 10

I like the crews’ services, especially for sr citizens who were on wheelchairs, the efficient pilots with their smooth landing of the plane back and forth, cleanliness of the restrooms and other amenities provided to the passengers! Flights were on time it’s fine with a little bit delay but we arrived on time!

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. 8 airlines have flights to Chiang Mai from London Heathrow on a regular basis.

  • 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 £430. Additional return tickets that might be worth considering are offered by China Eastern and Air China, with the lowest prices starting at £475 and £481, respectively. Users have found that China Southern is 48% 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?

    £304 is the cheapest one-way deal found within the past few days, from China Southern. You may also be able to find cheap deals on China Eastern and Etihad Airways, with prices starting from £316 and £417, respectively.

  • Can I find deals for flights from Heathrow to Chiang Mai that include hotel bookings?

    Yes. In addition to deals on Heathrow to Chiang Mai flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Heathrow to Chiang Mai?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Heathrow to Chiang Mai.

  • Can I find deals for business class flights from Heathrow to Chiang Mai?

    Yes. Cheapflights offers flight deals from Heathrow to Chiang Mai by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from London Heathrow Airport to Chiang Mai?

    Currently, October is the cheapest month in which you can book a flight from London Heathrow Airport to Chiang Mai (average of £708). Flying from London Heathrow Airport to Chiang Mai in July is currently the most expensive (average of £1,173). 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.

See more FAQs

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Alternative routes for Heathrow to Chiang Mai
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Top 8 airlines flying from Heathrow to Chiang Mai

Discover the top 8 airlines that operate flights from Heathrow to Chiang Mai. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 1,007,670 searches. Data last updated 10 October 2024.
AirlineCheapestAverageFlexibilityOn-time
China SouthernCheapest£413Average£514FlexibilityNo cancel feeOn-time69%
Search China Southern flights
China EasternCheapest£469Average£580FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
Air ChinaCheapest£520Average£667FlexibilityNo cancel feeOn-time67%
Search Air China flights
Etihad AirwaysCheapest£612Average£678FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
Malaysia AirlinesCheapest£636Average£661FlexibilityNo cancel feeOn-time67%
Search Malaysia Airlines flights
EVA AirCheapest£695Average£778FlexibilityNo cancel feeOn-time74%
Search EVA Air flights
Singapore AirlinesCheapest£763Average£854FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
Thai AirwaysCheapest£765Average£870FlexibilityNo cancel feeOn-time77%
Search Thai Airways flights

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