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Cheap flights from Chiang Mai to London from ฿8,835

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 24/6. Fares are subject to change and may not be available on all flights or dates of travel.
CNX — LON
24 Jun — 1 Jul1
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 19 June 2025.

Round-trip from

฿25,202

One-way from

฿8,835

Popular in

April

Cheapest in

February

Average price

฿30,256
China Eastern
  • China Eastern
  • 3/7-10/7
  • 2 total stops
  • 41h 35m total
  • Chiang Mai to London
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China Eastern
  • China Eastern
  • 24/6
  • 3 total stops
  • 26h 35m total
  • Chiang Mai to London
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (฿148,708 potential increase over avg. return price).
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Cheapest flight prices on average. 2% potential price decrease (฿27,349 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 19 June 2025.

Fri 26/1212:25CNX - LHR
1 stop34h 00mMalaysia Airlines
Thu 15/121:25LHR - CNX
1 stop33h 25mMalaysia Airlines
Deal found 17/6฿23,996
Sun 22/614:55CNX - LGW
1 stop30h 15mChina Eastern
Tue 8/711:35LGW - CNX
1 stop19h 50mChina Eastern
Deal found 19/6฿24,420
Mon 23/614:55CNX - LHR
1 stop33h 45mChina Eastern
Mon 7/721:20LHR - CNX
1 stop34h 05mChina Eastern
Deal found 19/6฿26,409
Sat 20/1223:05CNX - LHR
1 stop25h 45mAir China
Sat 3/120:25LHR - CNX
1 stop18h 25mAir China
Deal found 19/6฿27,615
Wed 3/917:45CNX - LHR
2 stops52h 15mMultiple Airlines
Mon 15/910:00LHR - CNX
2 stops28h 25mMultiple Airlines
Deal found 17/6฿28,136
Thu 17/711:55CNX - LGW
2 stops33h 15mMultiple Airlines
Thu 24/711:35LGW - CNX
2 stops23h 15mMultiple Airlines
Deal found 17/6฿28,463
Thu 4/923:05CNX - LGW
1 stop37h 30mAir China
Wed 17/912:35LGW - CNX
1 stop27h 15mAir China
Deal found 19/6฿30,745
Thu 11/900:45CNX - LHR
1 stop24h 05mAsiana Airlines
Fri 19/920:40LHR - CNX
1 stop21h 00mAsiana Airlines
Deal found 19/6฿32,636
Sat 13/920:00CNX - LGW
2 stops22h 35mEmirates
Fri 19/910:05LGW - CNX
2 stops21h 40mEmirates
Deal found 19/6฿32,701
Fri 26/1219:45CNX - LHR
2 stops19h 20mลุฟท์ฮันซ่า
Thu 15/113:50LHR - CNX
2 stops22h 05mลุฟท์ฮันซ่า
Deal found 18/6฿33,125
Sat 13/920:00CNX - LHR
2 stops22h 25mEmirates
Fri 19/916:50LHR - CNX
2 stops20h 20mEmirates
Deal found 17/6฿34,103
Wed 3/920:00CNX - LCY
2 stops51h 15mสวิส อินเตอร์เนชั่นแนล แอร์ไลน์
Mon 15/908:10LCY - CNX
2 stops23h 35mสวิส อินเตอร์เนชั่นแนล แอร์ไลน์
Deal found 17/6฿37,298

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 17,341 searches. Data last updated 19 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

Thu 3/7

14:55-06:40

1 stop21h 45m

London Gatwick

Thu 10/7

11:35-13:25

1 stop19h 50m

฿25,202

Chiang MaiLondon

CNX - LHR

CNXLHR

Chiang Mai

Wed 3/9

17:45-16:00

2 stops52h 15m

London Heathrow

Mon 15/9

10:00-20:25

2 stops28h 25m

฿28,136

Chiang MaiLondon

CNX - LGW

CNXLGW

Chiang Mai

Thu 17/7

11:55-15:10

2 stops33h 15m

London Gatwick

Thu 24/7

11:35-16:50

2 stops23h 15m

฿28,463

Chiang MaiLondon

CNX - LHR

CNXLHR

Chiang Mai

Thu 4/9

14:40-16:35

1 stop31h 55m

London Heathrow

Wed 17/9

11:00-13:40

1 stop20h 40m

฿30,517

Chiang MaiLondon

CNX - LGW

CNXLGW

Chiang Mai

Thu 4/9

23:05-06:35

1 stop37h 30m

London Gatwick

Wed 17/9

12:35-21:50

1 stop27h 15m

฿30,745

Chiang MaiLondon

CNX - LHR

CNXLHR

Chiang Mai

Thu 4/9

23:05-17:45

1 stop24h 40m

London Heathrow

Wed 17/9

22:40-21:50

1 stop17h 10m

฿32,147

Chiang MaiLondon

CNX - LHR

CNXLHR

Chiang Mai

Thu 3/7

14:55-18:40

1 stop33h 45m

London Heathrow

Thu 10/7

21:20-13:25

1 stop34h 05m

฿32,212

Chiang MaiLondon

CNX - LHR

CNXLHR

Chiang Mai

Thu 11/9

00:45-18:50

1 stop24h 05m

London Heathrow

Fri 19/9

20:40-23:40

1 stop21h 00m

฿32,636

Chiang MaiLondon

CNX - LGW

CNXLGW

Chiang Mai

Sat 13/9

20:00-12:35

2 stops22h 35m

London Gatwick

Fri 19/9

10:05-13:45

2 stops21h 40m

฿32,701

Chiang MaiLondon

CNX - LHR

CNXLHR

Chiang Mai

Sat 13/9

20:00-12:25

2 stops22h 25m

London Heathrow

Fri 19/9

16:50-19:10

2 stops20h 20m

฿34,103

Flights are sorted by cheapest return flights first.

Deals found on 19/6

Showing 1-10 of 28 results
1
2
3

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 19 June 2025.

When flying from Chiang Mai to London, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 44% versus 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 19 June 2025.
Read through reviews of airlines operating flights from Chiang Mai to London, such as EVA Air, China Airlines and Asiana Airlines. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
EVA Air
8.4
Very Good
1,205 reviews
Check prices

Boarding

8.4

Entertainment

8.0

Crew

8.6

Food

8.1

Overall

8.4

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
EVA Air
8.4
Very Good
1,205 reviews
EVA Air
8.4
Very Good
1,205 reviews
Check prices

Boarding

8.4

Entertainment

8.0

Crew

8.6

Food

8.1

Overall

8.4

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
China Airlines
8.3
Very Good
742 reviews
EVA Air
8.4
Very Good
1,205 reviews
Check prices

Boarding

8.4

Entertainment

8.0

Crew

8.6

Food

8.1

Overall

8.4

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
Asiana Airlines
8.2
Very Good
441 reviews
EVA Air
8.4
Very Good
1,205 reviews
Check prices

Boarding

8.4

Entertainment

8.0

Crew

8.6

Food

8.1

Overall

8.4

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
Emirates
8.1
Very Good
3,274 reviews
EVA Air
8.4
Very Good
1,205 reviews
Check prices

Boarding

8.4

Entertainment

8.0

Crew

8.6

Food

8.1

Overall

8.4

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
เคแอลเอ็ม รอยัล ดัตช์ แอร์ไลน์
7.8
Good
1,365 reviews
EVA Air
8.4
Very Good
1,205 reviews
Check prices

Boarding

8.4

Entertainment

8.0

Crew

8.6

Food

8.1

Overall

8.4

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount

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?

    Chiang Mai (CNX) is the airport you will fly out of if you book a flight from Chiang Mai to London. You should not have trouble finding flights to London from Chiang Mai; the airport handles an average of 0 outbound flights to London per day. You should also have plenty of airline options to choose from since 0 airlines have flights from the Chiang Mai airport to London. It is only a 3.1 km journey to Chiang Mai (CNX) from Chiang Mai’s city centre.

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

    Currently priced at ฿25,202, China Eastern will fly you from Chiang Mai to London and back. In addition to China Eastern, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Malaysia Airlines and Air China - these airlines can fly you to your destination from ฿30,517 and ฿32,147, respectively. 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?

    For one-way options, check prices for China Eastern. According to our data, you can fly for as low as ฿8,835. Users have also found prices from ฿18,160 and ฿23,279 on Air China and Asiana Airlines, respectively.

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

    While some choose either Chiang Mai - London Gatwick or Chiang Mai - London City, Chiang Mai - London Heathrow is the most popular route from Chiang Mai to London.

  • 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, December is the cheapest month in which you can book a flight from Chiang Mai to London (average of ฿810). Flying from Chiang Mai to London in July is currently the most expensive (average of ฿1,025). 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
Brentford
Waterlooville

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Fly from Chiang Mai to London on these airlines

Choose from the following airlines for your flight from Chiang Mai to London. Flights are based on user searches made on Cheapflights and were last updated on 19 June 2025.
Thai Airways flights from Chiang Mai to London

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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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