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Cheap flights from Chiang Mai to the United Kingdom from ฿12,089

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 8/9. Fares are subject to change and may not be available on all flights or dates of travel.
CNX — LHR
11 Aug — 18 Aug1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Chiang Mai to United Kingdom

Enter your travel dates to find the best prices.

Cheapest flights from Chiang Mai to United Kingdom
Explore the most affordable flight options available from Chiang Mai to United Kingdom. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 July 2026.

Thu 20/822:30
CNX
-
LGW
2 stops27h 10m
Multiple Airlines
Wed 26/812:35
LGW
-
CNX
1 stop27h 15m
Multiple Airlines
Deal found 8/7฿25,839
Tue 28/700:30
CNX
-
LHR
1 stop24h 10m
Multiple Airlines
Mon 24/822:40
LHR
-
CNX
1 stop17h 10m
Multiple Airlines
Deal found 11/7฿26,437
Tue 21/700:30
CNX
-
LHR
1 stop24h 10m
Multiple Airlines
Fri 21/822:40
LHR
-
CNX
1 stop17h 10m
Multiple Airlines
Deal found 10/7฿26,570
Thu 20/823:05
CNX
-
LGW
1 stop25h 00m
Air China
Wed 26/812:35
LGW
-
CNX
1 stop27h 15m
Air China
Deal found 8/7฿26,869
Mon 26/1008:50
CNX
-
MAN
1 stop16h 05m
เอทิฮัดแอร์เวย์
Fri 30/1019:55
MAN
-
CNX
1 stop27h 10m
เอทิฮัดแอร์เวย์
Deal found 9/7฿27,035
Sun 26/700:30
CNX
-
LHR
1 stop24h 10m
Multiple Airlines
Wed 19/809:55
LHR
-
CNX
2 stops29h 55m
Multiple Airlines
Deal found 8/7฿27,300
Thu 20/823:05
CNX
-
LHR
1 stop24h 35m
Air China
Wed 26/820:25
LHR
-
CNX
1 stop19h 25m
Air China
Deal found 8/7฿28,662
Thu 20/822:30
CNX
-
LHR
2 stops26h 50m
Multiple Airlines
Wed 26/820:25
LHR
-
CNX
1 stop19h 25m
Multiple Airlines
Deal found 8/7฿28,795
Tue 28/700:30
CNX
-
LHR
1 stop24h 10m
China Eastern
Wed 26/821:20
LHR
-
CNX
2 stops36h 00m
China Eastern
Deal found 10/7฿28,994
Wed 29/711:50
CNX
-
LHR
2 stops35h 55m
Multiple Airlines
Fri 28/820:25
LHR
-
CNX
1 stop19h 25m
Multiple Airlines
Deal found 12/7฿29,061
Thu 16/714:10
CNX
-
LGW
1 stop22h 20m
Multiple Airlines
Sun 16/822:00
LGW
-
CNX
1 stop19h 20m
Multiple Airlines
Deal found 9/7฿30,024
Thu 16/709:10
CNX
-
LGW
2 stops27h 30m
China Eastern
Sun 16/822:00
LGW
-
CNX
1 stop19h 20m
China Eastern
Deal found 9/7฿30,522

Find flight deals from Chiang Mai to United Kingdom

Keep the following information in mind while searching for Chiang Mai to United Kingdom flight deals. Data was last updated 12 July 2026.

Round-trip from

฿25,839

One-way from

฿12,089
Air China
  • Air China
  • 20/8-26/8
  • 3 total stops
  • 54h 25m total
  • Chiang Mai to United Kingdom
Search Deals
8/9
  • 8/9
  • 2 total stops
  • 21h 45m total
  • Chiang Mai to United Kingdom
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Chiang Mai to United Kingdom 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 17,341 searches. Data last updated 12 July 2026.
Use the filters below to find and compare flights from Chiang Mai to the United Kingdom that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Chiang MaiLondon

CNX - LHR

CNXLHR

Chiang Mai

Wed 22/7

19:00-18:20

2 stops29h 20m

London Heathrow

Fri 21/8

20:25-21:50

1 stop19h 25m

฿26,968

Chiang MaiManchester

CNX - MAN

CNXMAN

Chiang Mai

Mon 26/10

08:50-17:55

1 stop16h 05m

Manchester

Fri 30/10

19:55-06:05

1 stop27h 10m

฿27,035

Chiang MaiLondon

CNX - LHR

CNXLHR

Chiang Mai

Thu 20/8

23:05-17:40

1 stop24h 35m

London Heathrow

Wed 26/8

20:25-21:50

1 stop19h 25m

฿28,662

Chiang MaiLondon

CNX - LGW

CNXLGW

Chiang Mai

Thu 6/8

23:05-19:00

1 stop25h 55m

London Gatwick

Thu 13/8

11:35-23:20

1 stop29h 45m

฿32,648

Chiang MaiLondon

CNX - LHR

CNXLHR

Chiang Mai

Mon 27/7

16:50-18:55

2 stops32h 05m

London Heathrow

Tue 18/8

14:45-19:10

2 stops22h 25m

฿32,747

Chiang MaiLondon

CNX - LHR

CNXLHR

Chiang Mai

Wed 29/7

11:50-17:45

2 stops35h 55m

London Heathrow

Fri 28/8

14:45-19:10

2 stops22h 25m

฿32,747

Chiang MaiLondon

CNX - LHR

CNXLHR

Chiang Mai

Thu 6/8

23:05-17:40

1 stop24h 35m

London Heathrow

Thu 13/8

20:45-13:45

2 stops35h 00m

฿33,843

Chiang MaiLondon

CNX - LGW

CNXLGW

Chiang Mai

Fri 25/12

23:05-05:40

1 stop37h 35m

London Gatwick

Fri 1/1

11:35-21:50

1 stop27h 15m

฿33,876
Fastest return journey

Chiang MaiLondon

CNX - LGW

CNXLGW

Chiang Mai

Tue 4/8

00:30-15:00

1 stop20h 30m

London Gatwick

Wed 12/8

22:00-23:20

1 stop19h 20m

฿35,703

Chiang MaiLondon

CNX - LGW

CNXLGW

Chiang Mai

Tue 3/11

15:35-14:00

1 stop29h 25m

London Gatwick

Wed 4/11

17:00-14:20

1 stop38h 20m

฿36,168

Flights are sorted by cheapest return flights first.

Deals found on 9/7

Showing 1-10 of 49 resultsSorted by cheapest first
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Best time to book a flight from Chiang Mai to United Kingdom

Have a flexible travel schedule? Discover the best time to fly to United Kingdom from Chiang Mai 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.

Cheapflights Insights

Everything you need to know about your flight from Chiang Mai to the United Kingdom
No data available for this route at this time. Please check back soon.

Reviews of airlines servicing United Kingdom

Get insights into the airlines that provide service to United Kingdom. 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 United Kingdom. Reviews last updated 12 July 2026.
Read reviews from past customers who have flown with เอทิฮัดแอร์เวย์ from Chiang Mai to the United Kingdom. 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
1,475 reviews
Check prices

Food

7.2

Overall

7.3

Crew

7.8

Entertainment

7.2

Comfort

7.3

Boarding

7.6

Reviews

1 / 20
10.0
Excellent

Anonymous,Jun 2026

YYZ - AUH

Excellent customer service! This was my first time flying with Etihad Airways, and I had a wonderful experience. The staff were friendly, professional, and very helpful throughout my journey. If I travel again in the future, I will definitely choose Etihad Airways. Highly recommended
เอทิฮัดแอร์เวย์
7.3
Good
1,475 reviews
เอทิฮัดแอร์เวย์
7.3
Good
1,475 reviews
Check prices

Food

7.2

Overall

7.3

Crew

7.8

Entertainment

7.2

Comfort

7.3

Boarding

7.6

Reviews

1 / 20
10.0
Excellent

Anonymous,Jun 2026

YYZ - AUH

Excellent customer service! This was my first time flying with Etihad Airways, and I had a wonderful experience. The staff were friendly, professional, and very helpful throughout my journey. If I travel again in the future, I will definitely choose Etihad Airways. Highly recommended

Related info for your journey

Find useful and relevant information for your journey from Chiang Mai to United Kingdom. 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 from for flights from Chiang Mai to United Kingdom?

    Chiang Mai (CNX) is the airport you will fly out of if you book a flight from Chiang Mai to United Kingdom. It is only a 3.1 km journey to Chiang Mai (CNX) from Chiang Mai’s city centre.

  • How long is the flight from Chiang Mai to United Kingdom?

    There are many flights that can get you from Chiang Mai to United Kingdom in 16h 05m. Fly via เอทิฮัดแอร์เวย์, Air China, or China Eastern to get the fastest option. The distance between Chiang Mai and United Kingdom is about 9056 km. Both multi-stop and direct flights can be found to your destination and back.

  • What are the most popular routes from Chiang Mai to United Kingdom?

    The most popular route from Chiang Mai to United Kingdom is Chiang Mai - London Heathrow. You may also consider Chiang Mai - London Gatwick or Chiang Mai - Manchester.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Chiang Mai to United Kingdom 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

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from Chiang Mai to United Kingdom

Discover the top airline that operate flights from Chiang Mai to United Kingdom. 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 17,341 searches. Data last updated 12 July 2026.
AirlineCheapestAverageFlexibilityOn-time
เอทิฮัดแอร์เวย์Cheapest฿23,999Average฿34,264FlexibilityNo cancel feeOn-time75%
Search เอทิฮัดแอร์เวย์ flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Chiang Mai to United Kingdom?

Deals for Chiang Mai to United Kingdom flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Chiang Mai to United Kingdom?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Chiang Mai to United Kingdom.

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

Cheapflights does show flights with no change fees to all users. To see these options for flights from Chiang Mai to United Kingdom, users can toggle the no change fees filter when performing a flight search.

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

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

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