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Cheap flights from the United Kingdom to Chiang Mai from £207

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 16/9. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — CNX
5 Aug — 12 Aug1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from United Kingdom to Chiang Mai

Enter your travel dates to find the best prices.

Cheapest flights from United Kingdom to Chiang Mai
Explore the most affordable flight options available from United Kingdom to Chiang Mai. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 6 July 2026.

Sun 1/1111:15
MAN
-
CNX
2 stops27h 05m
Multiple Airlines
Mon 30/1112:20
CNX
-
MAN
2 stops24h 30m
Multiple Airlines
Deal found 4/7£598
Sun 23/812:10
MAN
-
CNX
3 stops29h 15m
Multiple Airlines
Mon 7/906:35
CNX
-
MAN
3 stops45h 45m
Multiple Airlines
Deal found 3/7£600
Mon 31/822:00
LGW
-
CNX
1 stop33h 25m
China Eastern
Thu 17/914:55
CNX
-
LGW
1 stop34h 15m
China Eastern
Deal found 6/7£615
Thu 5/1120:25
LHR
-
CNX
1 stop18h 25m
Air China
Thu 12/1123:05
CNX
-
LHR
1 stop23h 50m
Air China
Deal found 6/7£615
Tue 7/709:30
LHR
-
CNX
2 stops43h 45m
Etihad Airways
Wed 2/1208:50
CNX
-
LHR
1 stop36h 40m
Etihad Airways
Deal found 2/7£619
Sun 5/711:35
LGW
-
CNX
1 stop19h 50m
China Eastern
Tue 11/800:30
CNX
-
LGW
1 stop24h 40m
China Eastern
Deal found 3/7£620
Mon 26/1017:50
LHR
-
CNX
2 stops18h 10m
Multiple Airlines
Fri 6/1110:10
CNX
-
LHR
2 stops18h 30m
Multiple Airlines
Deal found 1/7£620
Wed 30/922:00
LGW
-
CNX
2 stops29h 15m
China Eastern
Sun 28/215:35
CNX
-
LGW
1 stop29h 25m
China Eastern
Deal found 2/7£621
Thu 29/1014:50
STN
-
CNX
3 stops24h 30m
Multiple Airlines
Thu 12/1118:00
CNX
-
STN
2 stops33h 25m
Multiple Airlines
Deal found 6/7£621
Sun 5/711:35
LGW
-
CNX
1 stop19h 50m
China Eastern
Sat 25/700:30
CNX
-
LGW
1 stop36h 10m
China Eastern
Deal found 2/7£623
Wed 2/920:25
LHR
-
CNX
1 stop19h 25m
Multiple Airlines
Wed 16/920:00
CNX
-
LHR
2 stops25h 05m
Multiple Airlines
Deal found 5/7£623
Thu 29/1010:30
LGW
-
CNX
2 stops21h 55m
China Eastern
Thu 12/1115:35
CNX
-
LGW
1 stop29h 25m
China Eastern
Deal found 6/7£626

Find flight deals from United Kingdom to Chiang Mai

Keep the following information in mind while searching for United Kingdom to Chiang Mai flight deals. Data was last updated 6 July 2026.

Round-trip from

£598

One-way from

£207

Popular in

August

Cheapest in

May

Average price

£778
1/11-30/11
  • 1/11-30/11
  • 4 total stops
  • 51h 35m total
  • United Kingdom to Chiang Mai
Search Deals
Air China
  • Air China
  • 16/9
  • 1 total stop
  • 19h 25m total
  • United Kingdom to Chiang Mai
Search Deals
Highest demand for flights based on searches. 11% potential increase in price (£68 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£15 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from United Kingdom 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 858,174 searches. Data last updated 6 July 2026.
Use the filters below to find and compare flights from the United Kingdom to Chiang Mai that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonChiang Mai

LGW - CNX

LGWCNX

London Gatwick

Mon 26/10

18:40-13:45

2 stops36h 05m

Chiang Mai

Fri 6/11

10:10-17:50

2 stops38h 40m

£630

LondonChiang Mai

LTN - CNX

LTNCNX

London Luton

Fri 6/11

16:05-06:05

2 stops31h 00m

Chiang Mai

Sun 22/11

08:50-11:15

2 stops33h 25m

£638

LondonChiang Mai

LTN - CNX

LTNCNX

London Luton

Sun 8/11

12:15-22:20

3 stops27h 05m

Chiang Mai

Sun 15/11

14:30-21:05

3 stops37h 35m

£642

LondonChiang Mai

LCY - CNX

LCYCNX

London City

Mon 26/10

09:15-13:45

2 stops21h 30m

Chiang Mai

Fri 6/11

10:10-11:40

2 stops32h 30m

£654

LondonChiang Mai

STN - CNX

STNCNX

London Stansted

Mon 26/10

09:15-21:20

3 stops29h 05m

Chiang Mai

Fri 6/11

08:50-23:40

2 stops21h 50m

£675

LondonChiang Mai

LTN - CNX

LTNCNX

London Luton

Sat 22/8

07:05-19:15

3 stops30h 10m

Chiang Mai

Fri 4/9

08:00-00:30

3 stops46h 30m

£683

LondonChiang Mai

LGW - CNX

LGWCNX

London Gatwick

Mon 26/10

16:00-21:20

3 stops22h 20m

Chiang Mai

Fri 6/11

12:25-06:25

2 stops25h 00m

£684

LondonChiang Mai

LTN - CNX

LTNCNX

London Luton

Mon 9/11

06:10-22:20

3 stops33h 10m

Chiang Mai

Tue 17/11

08:50-21:05

2 stops19h 15m

£696

LondonChiang Mai

LHR - CNX

LHRCNX

London Heathrow

Wed 11/11

13:45-13:45

2 stops17h 00m

Chiang Mai

Tue 1/12

10:10-21:40

2 stops18h 30m

£704

LondonChiang Mai

LTN - CNX

LTNCNX

London Luton

Fri 21/8

06:20-19:15

3 stops30h 55m

Chiang Mai

Sat 29/8

06:35-10:30

3 stops33h 55m

£716

Flights are sorted by cheapest return flights first.

Deals found on 6/7

Showing 1-10 of 60 resultsSorted by cheapest first
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6

Best time to book a flight from United Kingdom to Chiang Mai

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

What is the cheapest month to book a flight from United Kingdom to Chiang Mai?

Currently, January is the cheapest month in which you can book a flight from United Kingdom to Chiang Mai (average of £243). Flying from United Kingdom to Chiang Mai in August is currently the most expensive (average of £451). 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.

How far ahead should I book a flight from United Kingdom to Chiang Mai?

Booking 71 days in advance of your planned departure date is, on average, the best time to get cheap flights from United Kingdom to Chiang Mai. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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 6 July 2026.
See what other customers who have flown with Thai Airways,Cathay Pacific, andEtihad Airways from the United Kingdom to Chiang Mai have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Thai Airways
7.9
Good
409 reviews
Check prices

Overall

7.9

Comfort

7.7

Entertainment

6.9

Boarding

7.9

Crew

8.4

Food

7.4

Reviews

1 / 20
10.0
Excellent

Virendra,Jan 2026

DEL - BKK

Having required wheel chair assistance, I received amazing service from the ground and cabin staff. Everything was a breeze. Flight was comfortable but the entertainment system was quite dated. The chicken noodles served was amazing
Thai Airways
7.9
Good
409 reviews
Thai Airways
7.9
Good
409 reviews
Check prices

Overall

7.9

Comfort

7.7

Entertainment

6.9

Boarding

7.9

Crew

8.4

Food

7.4

Reviews

1 / 20
10.0
Excellent

Virendra,Jan 2026

DEL - BKK

Having required wheel chair assistance, I received amazing service from the ground and cabin staff. Everything was a breeze. Flight was comfortable but the entertainment system was quite dated. The chicken noodles served was amazing
Cathay Pacific
7.6
Good
1,403 reviews
Thai Airways
7.9
Good
409 reviews
Check prices

Overall

7.9

Comfort

7.7

Entertainment

6.9

Boarding

7.9

Crew

8.4

Food

7.4

Reviews

1 / 20
10.0
Excellent

Virendra,Jan 2026

DEL - BKK

Having required wheel chair assistance, I received amazing service from the ground and cabin staff. Everything was a breeze. Flight was comfortable but the entertainment system was quite dated. The chicken noodles served was amazing
Etihad Airways
7.3
Good
1,476 reviews
Thai Airways
7.9
Good
409 reviews
Check prices

Overall

7.9

Comfort

7.7

Entertainment

6.9

Boarding

7.9

Crew

8.4

Food

7.4

Reviews

1 / 20
10.0
Excellent

Virendra,Jan 2026

DEL - BKK

Having required wheel chair assistance, I received amazing service from the ground and cabin staff. Everything was a breeze. Flight was comfortable but the entertainment system was quite dated. The chicken noodles served was amazing
China Eastern
7.3
Good
226 reviews
Thai Airways
7.9
Good
409 reviews
Check prices

Overall

7.9

Comfort

7.7

Entertainment

6.9

Boarding

7.9

Crew

8.4

Food

7.4

Reviews

1 / 20
10.0
Excellent

Virendra,Jan 2026

DEL - BKK

Having required wheel chair assistance, I received amazing service from the ground and cabin staff. Everything was a breeze. Flight was comfortable but the entertainment system was quite dated. The chicken noodles served was amazing
Air China
7.3
Good
158 reviews
Thai Airways
7.9
Good
409 reviews
Check prices

Overall

7.9

Comfort

7.7

Entertainment

6.9

Boarding

7.9

Crew

8.4

Food

7.4

Reviews

1 / 20
10.0
Excellent

Virendra,Jan 2026

DEL - BKK

Having required wheel chair assistance, I received amazing service from the ground and cabin staff. Everything was a breeze. Flight was comfortable but the entertainment system was quite dated. The chicken noodles served was amazing

Related info for your journey

Find useful and relevant information for your journey from United Kingdom 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 United Kingdom?

    If you book a flight to Chiang Mai from United Kingdom, you will be flying to Chiang Mai, which is the city’s only airport. Chiang Mai (CNX) is located 1.9 mi from the center of Chiang Mai.

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

    A quick flight from United Kingdom to Chiang Mai can take about 14h 40m. SWISS provides one of the quickest options available for as low as £760. The distance between United Kingdom and Chiang Mai is about 5627 mi. Both multi-stop and direct flights can be found to your destination and back.

  • What are the cheapest airlines to fly from United Kingdom to Chiang Mai one-way?

    For one-way options, check prices for China Eastern. According to our data, you can fly for as low as £243. Users have also found prices from £279 and £340 on Air China and Malaysia Airlines, respectively.

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

    Most travelers choose London Heathrow - Chiang Mai, London Gatwick - Chiang Mai or London City - Chiang Mai when deciding on the best route from United Kingdom to Chiang Mai.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from United Kingdom to Chiang Mai (average of £243). Flying from United Kingdom to Chiang Mai in August is currently the most expensive (average of £451). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for United Kingdom to Chiang Mai

See prices for flight routes from nearby airports that may be better suited for you.
Heathrow to Suvarnabhumi flights
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London City to Phuket City flights
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Birmingham to Don Mueang Intl flights
Luton to Phuket City flights
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Southend to Suvarnabhumi flights
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Heathrow to Ko Samui flights
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Frederic Chopin to Suvarnabhumi flights
Gatwick to Ko Samui flights
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London City to Ko Samui flights
Stansted to Ko Samui flights
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Gatwick to Krabi flights
Stansted to Krabi flights
Glasgow Intl to Don Mueang Intl flights
Aberdeen to Suvarnabhumi flights
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Istanbul to Suvarnabhumi flights
London City to Chiang Mai flights
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Stansted to Chiang Mai flights
Leeds to Suvarnabhumi flights
Grimsby to Suvarnabhumi flights
Frankfurt to Suvarnabhumi flights
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Luton to Ko Samui flights
Heathrow to Rayong flights

Top 10 airlines flying from United Kingdom to Chiang Mai

Discover the top 10 airlines that operate flights from United Kingdom 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 858,174 searches. Data last updated 6 July 2026.
AirlineCheapestAverageFlexibilityOn-time
China EasternCheapest£363Average£508FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
Air ChinaCheapest£394Average£501FlexibilityNo cancel feeOn-time67%
Search Air China flights
Malaysia AirlinesCheapest£510Average£620FlexibilityNo cancel feeOn-time67%
Search Malaysia Airlines flights
Etihad AirwaysCheapest£535Average£660FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
Austrian AirlinesCheapest£561Average£696FlexibilityNo cancel feeOn-time78%
Search Austrian Airlines flights
LufthansaCheapest£625Average£769FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
Cathay PacificCheapest£642Average£830FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights
EVA AirCheapest£752Average£875FlexibilityNo cancel feeOn-time74%
Search EVA Air flights
Thai AirwaysCheapest£769Average£939FlexibilityNo cancel feeOn-time77%
Search Thai Airways flights
Singapore AirlinesCheapest£779Average£844FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines 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 United Kingdom to Chiang Mai?

Cheapflights helps you search for flights from United Kingdom to Chiang Mai via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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

Cheapflights helps you find that perfect flight to Chiang Mai from United Kingdom by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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

Need flexible booking options for your flight to Chiang Mai from United Kingdom? 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 United Kingdom to Chiang Mai become cheaper?

Yes, Cheapflights offers price alerts on United Kingdom to Chiang Mai flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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