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Cheap flights from Chiang Mai to London from £212

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 19/6. Fares are subject to change and may not be available on all flights or dates of travel.
CNX — LON
18 Jun — 25 Jun1
1 adult

Cheap flight deals from Chiang Mai to London

Discover tips and strategies to find the most affordable flight options for your journey from Chiang Mai (CNX) to London (LON). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 13 June 2025.

Round-trip from

£567

One-way from

£282

Popular in

April

Cheapest in

February

Average price

£667
China Eastern
  • China Eastern
  • 23/6-1/12
  • 2 total stops
  • 50h 55m total
  • Chiang Mai to London
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5/8
  • 5/8
  • 2 total stops
  • 33h 15m total
  • Chiang Mai to London
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (£76 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£14 potential savings vs. average return price).
Search Deals
Average for round-trip flights in June 2025
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Find flight deals from Chiang Mai to London

Cheapest flights from Chiang Mai to London
Explore the most affordable flight options available from Chiang Mai to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 13 June 2025.

Fri 20/614:55CNX - LGW
1 stop30h 05mChina Eastern
Mon 1/1210:30LGW - CNX
1 stop20h 50mChina Eastern
Deal found 10/6£567
Fri 26/1212:25CNX - LHR
1 stop24h 10mMalaysia Airlines
Thu 15/110:25LHR - CNX
1 stop18h 00mMalaysia Airlines
Deal found 11/6£581
Fri 20/612:35CNX - LGW
2 stops32h 25mMultiple Airlines
Mon 1/1210:30LGW - CNX
2 stops28h 50mMultiple Airlines
Deal found 10/6£582
Thu 11/908:00CNX - LHR
2 stops29h 30mMultiple Airlines
Tue 23/914:40LHR - CNX
2 stops25h 15mMultiple Airlines
Deal found 10/6£601
Tue 17/611:30CNX - LHR
1 stop37h 30mChina Southern
Fri 28/1121:30LHR - CNX
2 stops61h 20mChina Southern
Deal found 11/6£667
Wed 25/618:50CNX - LGW
1 stop18h 15mChina Southern
Tue 2/1220:20LGW - CNX
2 stops38h 30mChina Southern
Deal found 10/6£701
Tue 17/610:10CNX - LGW
2 stops27h 10mEmirates
Sat 29/1109:40LGW - CNX
2 stops18h 40mEmirates
Deal found 10/6£715
Fri 12/914:55CNX - LHR
1 stop33h 45mChina Eastern
Mon 22/921:20LHR - CNX
1 stop34h 05mChina Eastern
Deal found 12/6£727
Sat 13/921:10CNX - LHR
2 stops17h 10mAustrian Airlines
Fri 19/919:30LHR - CNX
2 stops17h 40mAustrian Airlines
Deal found 12/6£763
Thu 11/910:10CNX - LHR
2 stops32h 15mEmirates
Tue 23/914:25LHR - CNX
2 stops22h 45mEmirates
Deal found 11/6£766
Thu 19/620:00CNX - LHR
2 stops27h 05mLufthansa
Sun 30/1107:40LHR - CNX
2 stops28h 15mLufthansa
Deal found 11/6£771
Thu 11/917:40CNX - LCY
2 stops20h 40mMultiple Airlines
Tue 23/913:05LCY - CNX
2 stops18h 40mMultiple Airlines
Deal found 11/6£785

Cheapflights Fare Finder

Customise your flight search to find flights from Chiang Mai to London 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 13 June 2025.
Use the filters below to find and compare flights from Chiang Mai to London that are best for you.

Fly from

Chiang Mai

Fly to

London

Route

Depart

Return

Price

Chiang MaiLondon

CNX - LGW

CNXLGW

Chiang Mai

Mon 23/6

14:55-15:00

1 stop30h 05m

London Gatwick

Mon 1/12

10:30-14:20

1 stop20h 50m

£567

Chiang MaiLondon

CNX - LHR

CNXLHR

Chiang Mai

Thu 11/9

08:00-07:30

2 stops29h 30m

London Heathrow

Tue 23/9

14:40-21:55

2 stops25h 15m

£601

Chiang MaiLondon

CNX - LGW

CNXLGW

Chiang Mai

Fri 27/6

20:55-15:00

2 stops24h 05m

London Gatwick

Mon 1/12

10:30-20:20

2 stops26h 50m

£604

Chiang MaiLondon

CNX - LHR

CNXLHR

Chiang Mai

Thu 4/9

14:40-16:35

1 stop31h 55m

London Heathrow

Tue 16/9

11:00-11:40

1 stop18h 40m

£644

Chiang MaiLondon

CNX - LHR

CNXLHR

Chiang Mai

Tue 24/6

18:50-19:00

1 stop30h 10m

London Heathrow

Thu 4/12

21:30-17:50

2 stops37h 20m

£666

Chiang MaiLondon

CNX - LGW

CNXLGW

Chiang Mai

Wed 25/6

18:50-07:05

1 stop18h 15m

London Gatwick

Tue 2/12

20:20-17:50

2 stops38h 30m

£701

Chiang MaiLondon

CNX - LHR

CNXLHR

Chiang Mai

Tue 8/7

14:55-18:40

1 stop33h 45m

London Heathrow

Tue 15/7

21:20-09:05

3 stops29h 45m

£701

Chiang MaiLondon

CNX - LGW

CNXLGW

Chiang Mai

Sun 22/6

20:00-12:35

2 stops22h 35m

London Gatwick

Fri 28/11

09:40-13:45

2 stops21h 05m

£715

Chiang MaiLondon

CNX - LHR

CNXLHR

Chiang Mai

Wed 25/6

20:00-08:45

2 stops18h 45m

London Heathrow

Sun 30/11

06:00-18:55

2 stops29h 55m

£742

Chiang MaiLondon

CNX - LHR

CNXLHR

Chiang Mai

Thu 11/9

10:10-12:25

2 stops32h 15m

London Heathrow

Tue 23/9

14:25-19:10

2 stops22h 45m

£766

Flights are sorted by cheapest return flights first.

Deals found on 10/6

Showing 1-10 of 44 results
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5

Best time to book a flight from Chiang Mai to London

Have a flexible travel schedule? Discover the best time to fly to London 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 London

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

Find hourly flight availability from Chiang Mai to London. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 13 June 2025.

It’s optimal to fly from Chiang Mai to London in the afternoon. By choosing this option you can save up to 54% on the cost of your flight, compared to a flight in the morning.

Rainfall in London by month

Plan your trip to London by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in London ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London when rainfall is around 40.0 mm.

Temperature in London by month

Plan your trip to London by taking into account the average temperature totals by month.

If weather is an important factor for your trip to London, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

Reviews of airlines servicing London

Get insights into the airlines that provide service to London. 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 London. Reviews last updated 13 June 2025.
Peruse reviews from past customers who have flown with China Airlines, Asiana Airlines and Emirates from Chiang Mai to London to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
China Airlines
8.3
Very Good
738 reviews
Check prices

Boarding

8.3

Food

7.8

Crew

8.5

Comfort

8.0

Overall

8.3

Entertainment

8.0

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2025

YVR - TPE

I like the system, but the problem is the food , thre is no option, as a chef i don't recommend the food is worst we keep our hungry until taipe from vancouver
China Airlines
8.3
Very Good
738 reviews
China Airlines
8.3
Very Good
738 reviews
Check prices

Boarding

8.3

Food

7.8

Crew

8.5

Comfort

8.0

Overall

8.3

Entertainment

8.0

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2025

YVR - TPE

I like the system, but the problem is the food , thre is no option, as a chef i don't recommend the food is worst we keep our hungry until taipe from vancouver
Asiana Airlines
8.2
Very Good
440 reviews
China Airlines
8.3
Very Good
738 reviews
Check prices

Boarding

8.3

Food

7.8

Crew

8.5

Comfort

8.0

Overall

8.3

Entertainment

8.0

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2025

YVR - TPE

I like the system, but the problem is the food , thre is no option, as a chef i don't recommend the food is worst we keep our hungry until taipe from vancouver
Emirates
8.1
Very Good
3,265 reviews
China Airlines
8.3
Very Good
738 reviews
Check prices

Boarding

8.3

Food

7.8

Crew

8.5

Comfort

8.0

Overall

8.3

Entertainment

8.0

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2025

YVR - TPE

I like the system, but the problem is the food , thre is no option, as a chef i don't recommend the food is worst we keep our hungry until taipe from vancouver
Singapore Airlines
8.1
Very Good
1,304 reviews
China Airlines
8.3
Very Good
738 reviews
Check prices

Boarding

8.3

Food

7.8

Crew

8.5

Comfort

8.0

Overall

8.3

Entertainment

8.0

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2025

YVR - TPE

I like the system, but the problem is the food , thre is no option, as a chef i don't recommend the food is worst we keep our hungry until taipe from vancouver

Related info for your journey

Find useful and relevant information for your journey from Chiang Mai to London. 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 London?

    If you book a flight to London from Chiang Mai, you will be flying from Chiang Mai, which is the city’s only airport. Chiang Mai (CNX) is located 1.9 mi from the center of Chiang Mai. There are 0 flights from Chiang Mai to London per day from 2 different airlines.

  • What are the cheapest airlines flying from Chiang Mai to London round-trip?

    Cheapflights users have booked flights from Chiang Mai to London round-trip from £567. Other airlines that can offer you cheap pricing are Malaysia Airlines, from £644, and China Southern, from £667. China Eastern is 18% cheaper than the average price of flights available within the next 90 days to this destination.

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

    £330 is the cheapest one-way deal found within the past few days, from China Airlines. You may also be able to find cheap deals on China Eastern and Thai Airways, with prices starting from £338 and £364, respectively.

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

    The most popular route from Chiang Mai to London 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 London that include hotel bookings?

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

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

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

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

    Yes. Cheapflights offers flight deals from Chiang Mai to London 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 Chiang Mai to London?

    Currently, January is the cheapest month in which you can book a flight from Chiang Mai to London (average of £112). Flying from Chiang Mai to London in August is currently the most expensive (average of £164). 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

Travelling to a place near Chiang Mai?

Book flights to Chiang Mai if you plan to visit one of these locations
Deal
Hounslow
Croydon
Milton Keynes
Gatwick
Luton
Slough
Wembley
Crawley
Eastbourne
Ilford
Southend-on-Sea
Watford
Hayes
Ipswich
Winchester
Folkestone
Maidstone
Dartford
Guildford

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Chiang Mai to London

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from Chiang Mai to London

Discover the top 2 airlines that operate flights from Chiang Mai to London. 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 13 June 2025.
AirlineCheapestAverageFlexibilityOn-time
China EasternCheapest£496Average£677FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
Thai AirwaysCheapest£766Average£1,001FlexibilityNo cancel feeOn-time77%
Search Thai Airways 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 London?

When you search for this flight from Chiang Mai to London, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

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

Cheapflights helps you find that perfect flight to London from Chiang Mai 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 Chiang Mai to London with no change fees?

Certainly. Search results for flights to London from Chiang Mai shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

Yes, Cheapflights offers price alerts on Chiang Mai to London 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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