Cheap flights from the United Kingdom to Chiang Mai from £252

LHR — CNX
29 Nov — 6 Dec1
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

Mon 16/1111:35 -
1 stop27h 15m
Mon 14/1223:05 -
1 stop37h 35m
Deal found 27/10£421
Tue 1/1210:30 -
1 stop20h 50m
Tue 8/1216:25 -
2 stops28h 35m
Deal found 28/10£426
Wed 11/1106:00 -
3 stops26h 25m
Wed 25/1109:10 -
1 stop28h 05m
Deal found 25/10£438
Fri 27/1110:30 -
1 stop20h 50m
Tue 8/1215:35 -
1 stop21h 55m
Deal found 28/10£438
Thu 26/1110:30 -
1 stop20h 50m
Thu 17/1215:35 -
1 stop21h 55m
Deal found 26/10£440
Tue 24/1110:30 -
1 stop20h 50m
Thu 3/1216:25 -
2 stops28h 35m
Deal found 27/10£441
Wed 25/1110:30 -
2 stops21h 55m
Tue 8/1215:35 -
1 stop21h 55m
Deal found 26/10£441
Sun 29/1110:30 -
1 stop20h 50m
Sun 20/1209:35 -
3 stops27h 55m
Deal found 28/10£442
Sun 29/1117:00 -
3 stops32h 35m
Thu 14/113:00 -
3 stops32h 00m
Deal found 27/10£444
Wed 2/1210:30 -
1 stop20h 50m
Wed 16/1215:35 -
1 stop21h 55m
Deal found 28/10£444
Tue 1/1212:30 -
1 stop18h 50m
Tue 8/1216:25 -
2 stops32h 05m
Deal found 30/10£444
Mon 23/1117:00 -
1 stop38h 20m
Sun 6/1215:35 -
1 stop29h 25m
Deal found 29/10£445

Find flight deals from United Kingdom to Chiang Mai

Round-trip from

£421

One-way from

£252

Popular in

December

Cheapest in

November

Average price

£591
Air China
  • Air China
  • 16/11-14/12
  • 2 total stops
  • 64h 50m total
  • United Kingdom to Chiang Mai
24/11-31/12
  • 24/11-31/12
  • 3 total stops
  • 44h 55m total
  • United Kingdom to Chiang Mai
High demand for flights, 0% potential price rise
Cheapest flight prices on average. 3% potential price decrease (£16 potential savings vs. average return price).
Average for round-trip flights in October 2026

Cheapflights Fare Finder

 
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

ManchesterChiang Mai

MAN Manchester - CNX Chiang Mai

MANCNX

Manchester

Thu 26/11

14:40-14:20

2 stops40h 40m

Chiang Mai

Wed 31/12

00:00-18:00

Nonstop0h 00m

£273

LondonChiang Mai

LGW London Gatwick - CNX Chiang Mai

LGWCNX

London Gatwick

Thu 7/1

21:25-14:20

2 stops33h 55m

Chiang Mai

Wed 31/12

00:00-18:00

Nonstop0h 00m

£277

LondonChiang Mai

LTN London Luton - CNX Chiang Mai

LTNCNX

London Luton

Thu 26/11

18:00-14:20

2 stops37h 20m

Chiang Mai

Wed 31/12

00:00-18:00

Nonstop0h 00m

£279

BirminghamChiang Mai

BHX Birmingham - CNX Chiang Mai

BHXCNX

Birmingham

Thu 12/11

16:50-14:20

2 stops38h 30m

Chiang Mai

Wed 31/12

00:00-18:00

Nonstop0h 00m

£279

ManchesterChiang Mai

MAN Manchester - CNX Chiang Mai

MANCNX

Manchester

Tue 1/12

14:55-14:20

2 stops40h 25m

Chiang Mai

Wed 31/12

00:00-18:00

Nonstop0h 00m

£281

LondonChiang Mai

LTN London Luton - CNX Chiang Mai

LTNCNX

London Luton

Sun 15/11

08:40-14:20

2 stops46h 40m

Chiang Mai

Wed 31/12

00:00-18:00

Nonstop0h 00m

£281

LondonChiang Mai

LTN London Luton - CNX Chiang Mai

LTNCNX

London Luton

Mon 16/11

06:10-14:20

2 stops25h 10m

Chiang Mai

Wed 31/12

00:00-18:00

Nonstop0h 00m

£283

ManchesterChiang Mai

MAN Manchester - CNX Chiang Mai

MANCNX

Manchester

Fri 6/11

22:25-07:50

3 stops50h 25m

Chiang Mai

Wed 31/12

00:00-18:00

Nonstop0h 00m

£299

EdinburghChiang Mai

EDI Edinburgh Turnhouse - CNX Chiang Mai

EDICNX

Edinburgh Turnhouse

Wed 25/11

06:30-14:20

2 stops24h 50m

Chiang Mai

Wed 31/12

00:00-18:00

Nonstop0h 00m

£299

ManchesterChiang Mai

MAN Manchester - CNX Chiang Mai

MANCNX

Manchester

Mon 23/11

21:35-17:05

3 stops36h 30m

Chiang Mai

Wed 31/12

00:00-18:00

Nonstop0h 00m

£300

Flights are sorted by cheapest return flights first.

Deals found on 27/10

Showing 1-10 of 60 resultsSorted by cheapest first
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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

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, November is the cheapest month in which you can book a flight from United Kingdom to Chiang Mai (average of £584). Flying from United Kingdom to Chiang Mai in December is currently the most expensive (average of £953). 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 33 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

See what other customers who have flown with Thai Airways,Cathay Pacific, andAir China 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.

Comfort

7.7

Food

7.5

Overall

7.9

Entertainment

6.9

Boarding

8.0

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Thayawat,Sept 2026

SIN - BKK

Entertainment system was improved. I could not get my preferred Isle seat this time.

Comfort

7.7

Food

7.5

Overall

7.9

Entertainment

6.9

Boarding

8.0

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Thayawat,Sept 2026

SIN - BKK

Entertainment system was improved. I could not get my preferred Isle seat this time.

Comfort

7.7

Food

7.5

Overall

7.9

Entertainment

6.9

Boarding

8.0

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Thayawat,Sept 2026

SIN - BKK

Entertainment system was improved. I could not get my preferred Isle seat this time.

Comfort

7.7

Food

7.5

Overall

7.9

Entertainment

6.9

Boarding

8.0

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Thayawat,Sept 2026

SIN - BKK

Entertainment system was improved. I could not get my preferred Isle seat this time.

Comfort

7.7

Food

7.5

Overall

7.9

Entertainment

6.9

Boarding

8.0

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Thayawat,Sept 2026

SIN - BKK

Entertainment system was improved. I could not get my preferred Isle seat this time.

Comfort

7.7

Food

7.5

Overall

7.9

Entertainment

6.9

Boarding

8.0

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Thayawat,Sept 2026

SIN - BKK

Entertainment system was improved. I could not get my preferred Isle seat this time.

Related info for your journey

  • 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 45m. Etihad Airways provides one of the quickest options available for as low as £582. The distance between United Kingdom and Chiang Mai is about 5598 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 £252 and £340 on Air China and Malaysia Airlines, respectively.

  • What are the most popular routes 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, November is the cheapest month in which you can book a flight from United Kingdom to Chiang Mai (average of £584). Flying from United Kingdom to Chiang Mai in December is currently the most expensive (average of £953). 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

Alternative routes for United Kingdom to Chiang Mai

Top 8 airlines flying from United Kingdom to Chiang Mai

AirlineCheapestAverageFlexibilityOn-time
China EasternCheapest£363Average£514FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
Air ChinaCheapest£395Average£491FlexibilityNo cancel feeOn-time67%
Search Air China flights
Malaysia AirlinesCheapest£511Average£621FlexibilityNo cancel feeOn-time67%
Search Malaysia Airlines flights
Etihad AirwaysCheapest£527Average£692FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
Austrian AirlinesCheapest£561Average£660FlexibilityNo cancel feeOn-time78%
Search Austrian Airlines flights
Cathay PacificCheapest£643Average£802FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights
Thai AirwaysCheapest£831Average£988FlexibilityNo cancel feeOn-time77%
Search Thai Airways flights
EmiratesCheapest£853Average£923FlexibilityNo cancel feeOn-time75%
Search Emirates flights

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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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