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Cheap flights from Chiang Mai to the United Kingdom from ฿7,605

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 5/12. Fares are subject to change and may not be available on all flights or dates of travel.
CNX — LHR
27 Dec — 3 Jan1
1 adult
1 adult, Economy, 0 bags

Cheap 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 27 November 2025.

Round-trip from

฿20,397

One-way from

฿7,605

Popular in

April

Cheapest in

October

Average price

฿23,426
China Eastern
  • China Eastern
  • 13/12-19/2
  • 5 total stops
  • 56h 50m total
  • Chiang Mai to United Kingdom
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China Eastern
  • China Eastern
  • 5/12
  • 2 total stops
  • 28h 35m total
  • Chiang Mai to United Kingdom
Search Deals
Highest demand for flights based on searches. 9% potential increase in price (฿108,480 potential increase over avg. return price).
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Cheapest flight prices on average. 2% potential price decrease (฿24,473 potential savings vs. average return price).
Search Deals
Average for round-trip flights in November 2025
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Find 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 27 November 2025.

Sat 20/1216:25CNX - LGW
2 stops28h 35mChina Eastern
Sat 3/117:00LGW - CNX
3 stops39h 25mChina Eastern
Deal found 26/11฿27,197
Sat 20/1215:35CNX - LHR
1 stop32h 55mChina Eastern
Sat 3/121:00LHR - CNX
1 stop34h 20mChina Eastern
Deal found 26/11฿31,676
Sat 13/1210:10CNX - LCY
2 stops33h 35mสวิส อินเตอร์เนชั่นแนล แอร์ไลน์
Thu 19/209:15LCY - CNX
2 stops21h 30mสวิส อินเตอร์เนชั่นแนล แอร์ไลน์
Deal found 24/11฿34,866
Sun 14/1210:05CNX - LHR
2 stops38h 25mChina Eastern
Sat 27/1221:00LHR - CNX
1 stop34h 20mChina Eastern
Deal found 26/11฿35,220
Sun 14/1210:10CNX - LCY
2 stops29h 30mสวิส อินเตอร์เนชั่นแนล แอร์ไลน์
Thu 19/209:15LCY - CNX
2 stops21h 30mสวิส อินเตอร์เนชั่นแนล แอร์ไลน์
Deal found 23/11฿36,380
Sat 20/1208:50CNX - LHR
1 stop16h 20mเอทิฮัดแอร์เวย์
Sat 3/108:50LHR - CNX
1 stop14h 15mเอทิฮัดแอร์เวย์
Deal found 24/11฿36,960
Mon 1/1219:40CNX - MAN
1 stop19h 15mCathay Pacific
Thu 8/110:25MAN - CNX
1 stop25h 25mCathay Pacific
Deal found 26/11฿37,121
Mon 1/1218:50CNX - MAN
2 stops53h 45mChina Southern
Thu 8/117:20MAN - CNX
2 stops41h 30mChina Southern
Deal found 25/11฿37,701
Sat 20/1221:40CNX - LHR
2 stops29h 50mMultiple Airlines
Sat 3/113:00LHR - CNX
2 stops25h 00mMultiple Airlines
Deal found 24/11฿39,764
Sun 14/1223:05CNX - LHR
1 stop23h 50mAir China
Sat 27/1220:25LHR - CNX
1 stop18h 25mAir China
Deal found 25/11฿40,183
Mon 1/1219:40CNX - MAN
1 stop19h 15mMultiple Airlines
Thu 8/110:25MAN - CNX
2 stops27h 35mMultiple Airlines
Deal found 26/11฿41,729
Sat 20/1221:40CNX - LGW
2 stops21h 00mEmirates
Sat 3/120:25LGW - CNX
2 stops17h 35mEmirates
Deal found 25/11฿48,496

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 27 November 2025.
Use the filters below to find and compare flights from Chiang Mai to the United Kingdom that are best for you.

Fly from

Chiang Mai

Fly to

United Kingdom

Route

Depart

Return

Price

Chiang MaiLondon

CNX - LGW

CNXLGW

Chiang Mai

Thu 5/3

10:05-06:30

3 stops27h 25m

London Gatwick

Mon 9/3

10:30-15:25

3 stops45h 55m

฿21,719

Chiang MaiLondon

CNX - LHR

CNXLHR

Chiang Mai

Sun 15/3

08:50-18:10

1 stop16h 20m

London Heathrow

Wed 24/6

09:30-05:55

1 stop14h 25m

฿24,103

Chiang MaiLondon

CNX - LHR

CNXLHR

Chiang Mai

Sat 14/3

08:50-18:10

1 stop16h 20m

London Heathrow

Fri 26/6

20:55-05:55

1 stop27h 00m

฿25,134

Chiang MaiLondon

CNX - LHR

CNXLHR

Chiang Mai

Thu 5/3

08:50-12:05

1 stop34h 15m

London Heathrow

Mon 9/3

08:50-06:05

1 stop14h 15m

฿26,810

Chiang MaiLondon

CNX - LHR

CNXLHR

Chiang Mai

Sun 15/3

08:50-18:10

1 stop16h 20m

London Heathrow

Thu 25/6

20:50-22:00

2 stops19h 10m

฿27,035

Chiang MaiLondon

CNX - LHR

CNXLHR

Chiang Mai

Thu 5/3

23:20-17:30

1 stop25h 10m

London Heathrow

Mon 9/3

21:00-09:05

2 stops29h 05m

฿27,035

Chiang MaiLondon

CNX - LHR

CNXLHR

Chiang Mai

Thu 30/4

08:45-12:45

1 stop34h 00m

London Heathrow

Wed 14/10

09:30-05:55

1 stop14h 25m

฿27,261

Chiang MaiLondon

CNX - LHR

CNXLHR

Chiang Mai

Sun 3/5

08:45-18:45

1 stop16h 00m

London Heathrow

Wed 17/6

09:30-05:55

1 stop14h 25m

฿27,293

Chiang MaiLondon

CNX - LCY

CNXLCY

Chiang Mai

Sat 13/12

10:10-12:45

2 stops33h 35m

London City

Thu 19/2

09:15-13:45

2 stops21h 30m

฿34,866

Chiang MaiLondon

CNX - LCY

CNXLCY

Chiang Mai

Thu 5/3

10:10-18:45

2 stops39h 35m

London City

Mon 9/3

09:15-13:45

2 stops21h 30m

฿35,123

Flights are sorted by cheapest return flights first.

Deals found on 25/11

Showing 1-10 of 49 results
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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

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

Find hourly flight availability from Chiang Mai to United Kingdom. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 27 November 2025.

Unlike in the evening, when flights are generally more expensive, you can save up to 24% on flights from Chiang Mai to United Kingdom by exploring options for tickets at midday.

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 27 November 2025.
Read reviews from past customers who have flown with เอทิฮัดแอร์เวย์ and China Eastern 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
7.4
Good
1,312 reviews
Check prices

Boarding

7.6

Food

7.2

Comfort

7.3

Entertainment

7.3

Overall

7.4

Crew

7.8

Reviews

1 / 20
2.0
Mediocre

Anonymous,Nov 2025

AMD - AUH

Etihad charged me for 2 check in bags. On Kayak search results price was showing 2 check in bags were included. Kayak need to reimburse me for these additional charges and metal agony and distress. Thanks.
เอทิฮัดแอร์เวย์
7.4
Good
1,312 reviews
เอทิฮัดแอร์เวย์
7.4
Good
1,312 reviews
Check prices

Boarding

7.6

Food

7.2

Comfort

7.3

Entertainment

7.3

Overall

7.4

Crew

7.8

Reviews

1 / 20
2.0
Mediocre

Anonymous,Nov 2025

AMD - AUH

Etihad charged me for 2 check in bags. On Kayak search results price was showing 2 check in bags were included. Kayak need to reimburse me for these additional charges and metal agony and distress. Thanks.
China Eastern
7.2
Good
178 reviews
เอทิฮัดแอร์เวย์
7.4
Good
1,312 reviews
Check prices

Boarding

7.6

Food

7.2

Comfort

7.3

Entertainment

7.3

Overall

7.4

Crew

7.8

Reviews

1 / 20
2.0
Mediocre

Anonymous,Nov 2025

AMD - AUH

Etihad charged me for 2 check in bags. On Kayak search results price was showing 2 check in bags were included. Kayak need to reimburse me for these additional charges and metal agony and distress. Thanks.

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 20m. Fly via China Eastern, เอทิฮัดแอร์เวย์, or สวิส อินเตอร์เนชั่นแนล แอร์ไลน์ to get the fastest option. The distance between Chiang Mai and United Kingdom is about 9009 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 - London City.

  • 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

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Alternative routes for Chiang Mai to United Kingdom

See prices for flight routes from nearby airports that may be better suited for you.
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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 27 November 2025.
AirlineCheapestAverageFlexibilityOn-time
เอทิฮัดแอร์เวย์Cheapest฿23,284Average฿31,308FlexibilityNo cancel feeOn-time75%
Search เอทิฮัดแอร์เวย์ flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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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