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Cheap flights from Chiang Mai to London from ฿7,951

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 2/3. Fares are subject to change and may not be available on all flights or dates of travel.
CNX — LON
21 Feb — 28 Feb1
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 16 February 2025.

Round-trip from

฿25,032

One-way from

฿7,951

Popular in

August

Cheapest in

March

Average price

฿23,146
China Eastern
  • China Eastern
  • 9/5-26/5
  • 2 total stops
  • 59h 05m total
  • Chiang Mai to London
China Eastern
  • China Eastern
  • 2/3
  • 2 total stops
  • 28h 30m total
  • Chiang Mai to London
Highest demand for flights based on searches. 23% potential increase in price (฿309,010 potential increase over avg. return price).
Cheapest flight prices on average. 5% potential price decrease (฿50,270 potential savings vs. average return price).
Average for round-trip flights in February 2025

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 16 February 2025.

Fri 9/514:55CNX - LGW
1 stop21h 45mChina Eastern
Mon 26/518:05LGW - CNX
1 stop37h 20mChina Eastern
Deal found 15/2฿25,032
Tue 1/423:05CNX - LGW
1 stop37h 30mAir China
Tue 8/412:35LGW - CNX
1 stop27h 15mAir China
Deal found 15/2฿27,660
Fri 9/523:05CNX - LHR
1 stop27h 25mAir China
Mon 26/522:40LHR - CNX
1 stop17h 10mAir China
Deal found 15/2฿27,694
Wed 30/418:50CNX - LHR
2 stops53h 40mChina Southern
Tue 13/522:10LHR - CNX
1 stop30h 15mChina Southern
Deal found 16/2฿28,132
Tue 1/410:05CNX - LGW
3 stops26h 35mMultiple Airlines
Tue 8/408:55LGW - CNX
3 stops30h 55mMultiple Airlines
Deal found 15/2฿28,604
Sat 1/319:40CNX - LHR
2 stops29h 15mMultiple Airlines
Sat 8/306:40LHR - CNX
2 stops20h 30mMultiple Airlines
Deal found 14/2฿29,210
Thu 8/521:10CNX - LHR
2 stops17h 10mออสเตรียนแอร์ไลน์
Mon 26/510:25LHR - CNX
2 stops26h 45mออสเตรียนแอร์ไลน์
Deal found 14/2฿30,895
Wed 30/414:55CNX - LHR
1 stop33h 45mChina Eastern
Thu 15/521:20LHR - CNX
2 stops29h 45mChina Eastern
Deal found 15/2฿31,400
Thu 8/511:55CNX - LHR
2 stops33h 20mCathay Pacific
Mon 26/518:20LHR - CNX
1 stop18h 20mCathay Pacific
Deal found 15/2฿35,443
Tue 17/600:45CNX - LHR
1 stop24h 05mAsiana Airlines
Wed 9/720:40LHR - CNX
1 stop21h 00mAsiana Airlines
Deal found 16/2฿38,037
Thu 8/516:00CNX - LCY
2 stops22h 50mMultiple Airlines
Mon 26/509:25LCY - CNX
2 stops22h 20mMultiple Airlines
Deal found 15/2฿38,071
Fri 9/520:00CNX - LCY
2 stops51h 30mสวิส อินเตอร์เนชั่นแนล แอร์ไลน์
Mon 26/509:25LCY - CNX
2 stops22h 20mสวิส อินเตอร์เนชั่นแนล แอร์ไลน์
Deal found 15/2฿38,947

Find flights from Chiang Mai to London within your budget

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 16 February 2025.

Fly from

Chiang Mai

Fly to

London

Route

Depart

Return

Price

Chiang MaiLondon

CNX - LGW

CNXLGW

Chiang Mai

Fri 9/5

14:55-06:40

1 stop21h 45m

London Gatwick

Mon 26/5

18:05-13:25

1 stop37h 20m

฿25,032

Chiang MaiLondon

CNX - LGW

CNXLGW

Chiang Mai

Tue 1/4

23:05-06:35

1 stop37h 30m

London Gatwick

Tue 8/4

12:35-21:50

1 stop27h 15m

฿27,660

Chiang MaiLondon

CNX - LHR

CNXLHR

Chiang Mai

Fri 9/5

23:05-20:30

1 stop27h 25m

London Heathrow

Mon 26/5

22:40-21:50

1 stop17h 10m

฿27,694

Chiang MaiLondon

CNX - LHR

CNXLHR

Chiang Mai

Wed 30/4

18:50-18:30

2 stops53h 40m

London Heathrow

Tue 13/5

22:10-10:25

1 stop30h 15m

฿28,132

Chiang MaiLondon

CNX - LGW

CNXLGW

Chiang Mai

Tue 1/4

10:05-06:40

3 stops26h 35m

London Gatwick

Tue 8/4

08:55-21:50

3 stops30h 55m

฿28,604

Chiang MaiLondon

CNX - LHR

CNXLHR

Chiang Mai

Sat 1/3

19:40-17:55

2 stops29h 15m

London Heathrow

Sat 8/3

06:40-10:10

2 stops20h 30m

฿29,210

Chiang MaiLondon

CNX - LHR

CNXLHR

Chiang Mai

Thu 8/5

21:10-08:20

2 stops17h 10m

London Heathrow

Mon 26/5

10:25-19:10

2 stops26h 45m

฿30,895

Chiang MaiLondon

CNX - LHR

CNXLHR

Chiang Mai

Wed 30/4

14:55-18:40

1 stop33h 45m

London Heathrow

Thu 15/5

21:20-09:05

3 stops29h 45m

฿31,400

Chiang MaiLondon

CNX - LHR

CNXLHR

Chiang Mai

Thu 8/5

11:55-15:15

2 stops33h 20m

London Heathrow

Mon 26/5

18:20-18:40

1 stop18h 20m

฿35,443

Chiang MaiLondon

CNX - LHR

CNXLHR

Chiang Mai

Tue 17/6

00:45-18:50

1 stop24h 05m

London Heathrow

Wed 9/7

20:40-23:40

1 stop21h 00m

฿38,037

Flights are sorted by cheapest return flights first.

Deals found on 15/2

Showing 1-10 of 38 results
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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.

Travel insights for flights from Chiang Mai to London

Get recent, data-driven insights about flights from Chiang Mai to London including ideal travel times, pricing trends, and more.

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 16 February 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 16 February 2025.
Read through reviews of airlines operating flights from Chiang Mai to London, such as EVA Air, Asiana Airlines and China Airlines. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Food

8.0

Overall

8.4

Crew

8.6

Entertainment

8.0

Comfort

8.2

Boarding

8.4

Reviews

1 / 20

10.0
Excellent

Piotr,Feb 2025

TPE - ORD

It is always a pleasure to travel with EVA Air.

Food

8.0

Overall

8.4

Crew

8.6

Entertainment

8.0

Comfort

8.2

Boarding

8.4

Reviews

1 / 20

10.0
Excellent

Piotr,Feb 2025

TPE - ORD

It is always a pleasure to travel with EVA Air.

Food

8.0

Overall

8.4

Crew

8.6

Entertainment

8.0

Comfort

8.2

Boarding

8.4

Reviews

1 / 20