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Cheap flights from Chiang Mai to London Heathrow Airport from ฿5,939

CNX — LHR
10 Oct — 17 Oct1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Chiang Mai to Heathrow

Enter your travel dates to find the best prices.

Cheapest flights from Chiang Mai to Heathrow

Wed 11/1109:10 -
1 stop16h 00m
Wed 25/1121:00 -
1 stop34h 20m
Deal found 8/9฿20,687
Tue 10/1109:10 -
1 stop16h 00m
Wed 25/1121:00 -
1 stop34h 20m
Deal found 8/9฿20,720
Thu 12/1109:10 -
1 stop16h 00m
Wed 25/1121:00 -
1 stop34h 20m
Deal found 8/9฿20,950
Thu 12/1109:10 -
1 stop16h 00m
Thu 26/1121:00 -
2 stops29h 05m
Deal found 8/9฿21,544
Sat 7/1109:10 -
1 stop36h 20m
Sat 14/1120:25 -
1 stop18h 25m
Deal found 8/9฿22,633
Wed 11/1109:10 -
1 stop16h 00m
Thu 26/1120:25 -
1 stop18h 25m
Deal found 8/9฿22,831
Tue 10/1109:10 -
1 stop16h 00m
Thu 26/1117:45 -
1 stop21h 05m
Deal found 8/9฿22,930
Tue 27/1009:10 -
1 stop16h 00m
Sat 31/1020:55 -
1 stop26h 10m
Deal found 8/9฿23,623

Find flight deals from Chiang Mai to Heathrow

Round-trip from

฿20,687

One-way from

฿5,939
China Eastern
  • China Eastern
  • 11/11-25/11
  • 2 total stops
  • 50h 20m total
  • Chiang Mai to London
Search Deals
เอทิฮัดแอร์เวย์
  • เอทิฮัดแอร์เวย์
  • 3/11-31/12
  • 1 total stop
  • 33h 55m total
  • Chiang Mai to London
Search Deals

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Chiang MaiLondon

CNX Chiang Mai - LHR London Heathrow

CNXLHR

Chiang Mai

Wed 11/11

09:10-14:30

1 stop36h 20m

London Heathrow

Wed 31/12

00:00-06:00

Nonstop0h 00m

฿6,005

Chiang MaiLondon

CNX Chiang Mai - LHR London Heathrow

CNXLHR

Chiang Mai

Tue 27/10

09:10-14:30

1 stop36h 20m

London Heathrow

Wed 31/12

00:00-06:00

Nonstop0h 00m

฿6,104

Chiang MaiLondon

CNX Chiang Mai - LHR London Heathrow

CNXLHR

Chiang Mai

Sun 8/11

09:10-06:40

1 stop28h 30m

London Heathrow

Wed 31/12

00:00-06:00

Nonstop0h 00m

฿6,566

Chiang MaiLondon

CNX Chiang Mai - LHR London Heathrow

CNXLHR

Chiang Mai

Thu 29/10

09:10-21:05

2 stops18h 55m

London Heathrow

Wed 31/12

00:00-06:00

Nonstop0h 00m

฿9,436

Chiang MaiLondon

CNX Chiang Mai - LHR London Heathrow

CNXLHR

Chiang Mai

Wed 11/11

09:10-14:45

3 stops36h 35m

London Heathrow

Wed 31/12

00:00-06:00

Nonstop0h 00m

฿9,469

Chiang MaiLondon

CNX Chiang Mai - LHR London Heathrow

CNXLHR

Chiang Mai

Tue 24/11

09:10-12:05

1 stop33h 55m

London Heathrow

Wed 31/12

00:00-06:00

Nonstop0h 00m

฿9,568

Chiang MaiLondon

CNX Chiang Mai - LHR London Heathrow

CNXLHR

Chiang Mai

Tue 13/10

14:35-07:00

2 stops46h 25m

London Heathrow

Wed 31/12

00:00-06:00

Nonstop0h 00m

฿12,537

Chiang MaiLondon

CNX Chiang Mai - LHR London Heathrow

CNXLHR

Chiang Mai

Sun 27/9

14:35-12:45

2 stops28h 10m

London Heathrow

Wed 31/12

00:00-06:00

Nonstop0h 00m

฿12,669

Chiang MaiLondon

CNX Chiang Mai - LHR London Heathrow

CNXLHR

Chiang Mai

Mon 14/12

13:20-15:55

2 stops33h 35m

London Heathrow

Wed 31/12

00:00-06:00

Nonstop0h 00m

฿12,966
Fastest return journey

Chiang MaiLondon

CNX Chiang Mai - LHR London Heathrow

CNXLHR

Chiang Mai

Sat 14/11

09:10-18:10

1 stop16h 00m

London Heathrow

Wed 31/12

00:00-06:00

Nonstop0h 00m

฿12,999

Flights are sorted by cheapest return flights first.

Deals found on 10/9

Showing 1-10 of 18 resultsSorted by cheapest first
1
2

Best time to book a flight from Chiang Mai to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Chiang Mai with our price prediction graph.
Estimated return price

Cheapflights Insights

Everything you need to know about your flight from Chiang Mai to London Heathrow Airport

What’s the top stopover airport for flights from Chiang Mai to London Heathrow Airport?

Bangkok (BKK) – chosen by Cheapflights users on 33% of one-stop itineraries from Chiang Mai to London Heathrow Airport on Cheapflights.

What’s the cheapest stopover airport for flights from Chiang Mai to London Heathrow Airport?

Beijing (PEK) is the most affordable one-stop option, with an average return flight price of ฿32,261.

What’s the fastest stopover option from Chiang Mai to London Heathrow Airport?

Flights via Abu Dhabi (AUH) have the shortest average one-way travel time for one-stop routes: 16h 00m.

Which airport typically offers the quickest stopover for flights from Chiang Mai to London Heathrow Airport?

Flights via Abu Dhabi (AUH) offer the fastest connection on this route, with an average stopover time of 1h 18m.

Reviews of airlines servicing Heathrow

Read reviews from past customers who have flown with เอทิฮัดแอร์เวย์ from Chiang Mai to London Heathrow Airport. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
เอทิฮัดแอร์เวย์
7.3
Good
1,535 reviews
Check prices

Boarding

7.6

Overall

7.3

Entertainment

7.2

Food

7.1

Crew

7.8

Comfort

7.3

Reviews

1 / 20
2.0
Mediocre

Abraham,May 2026

TLV - AUH

Huge delay no explanation, made me miss the connection. Terrible experience
เอทิฮัดแอร์เวย์
7.3
Good
1,535 reviews
เอทิฮัดแอร์เวย์
7.3
Good
1,535 reviews
Check prices

Boarding

7.6

Overall

7.3

Entertainment

7.2

Food

7.1

Crew

7.8

Comfort

7.3

Reviews

1 / 20
2.0
Mediocre

Abraham,May 2026

TLV - AUH

Huge delay no explanation, made me miss the connection. Terrible experience

Related info for your journey

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

    For a flight from Chiang Mai to London Heathrow, you will be flying from Chiang Mai. Chiang Mai (CNX) is just 3.1 km from the centre of the city. Chiang Mai is the only Chiang Mai airport and it handles 0 outbound flights to London Heathrow per day. 1 airline has flights to London Heathrow from Chiang Mai on a regular basis.

  • How long is the flight from Chiang Mai to London Heathrow Airport?

    Airlines like เอทิฮัดแอร์เวย์ fly from Chiang Mai to London Heathrow Airport in about 16h. The time it takes to get you to your destination can typically vary by up to . The distance from Chiang Mai to London Heathrow Airport is about 9009 km.

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

    Currently priced at ฿23,840, เอทิฮัดแอร์เวย์ will fly you from Chiang Mai to London Heathrow Airport and back. In addition to เอทิฮัดแอร์เวย์, many other airlines offer competitively priced options for your trip.

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

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

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

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

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

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

See more FAQs

Travelling to a place near London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Brentford

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Top airline flying from Chiang Mai to Heathrow

AirlineCheapestAverageFlexibilityOn-time
เอทิฮัดแอร์เวย์Cheapest฿23,840Average฿34,715FlexibilityNo cancel feeOn-time75%
Search เอทิฮัดแอร์เวย์ flights

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Can Cheapflights find flights from Chiang Mai to Heathrow with no change fees?

Need flexible booking options for your flight to Heathrow from Chiang Mai? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Chiang Mai to Heathrow become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Heathrow from Chiang Mai today and book when prices fit your budget.

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