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Thai Airways flights from Chiang Mai to London (CNX - LON)

CNX — LON
3 Jul — 10 Jul1
1 adult
1 adult, Economy, 0 bags

Cheapflights users flying from Chiang Mai to London on Thai Airways typically fly into London Heathrow and depart from Chiang Mai. Select your dates above for pricing.

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One-way Thai Airways flights to London
Search for one-way Thai Airways flight options to London. Find affordable one-way fares based on user searches. Data last updated 3 June 2026.

Sat 28/1117:05
CNX
-
LHR
1 stop20h 35m
Thai Airways
Deal found 1/6฿21,123
Thu 27/809:25
CNX
-
LHR
1 stop15h 50m
Thai Airways
Deal found 2/6฿24,187

Thai Airways flights from Chiang Mai to London in 2026

Find detailed information about Thai Airways flights from Chiang Mai to London. Explore the options provided by Thai Airways to plan your journey from Chiang Mai to London. Data last updated 3 June 2026.

One-way from

฿21,123
Thai Airways
  • Thai Airways
  • 28/11
  • 1 total stop
  • 20h 35m total
  • Chiang Mai to London
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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).

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.

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See what others are saying about Thai Airways

Read reviews and see what other travellers are saying about their experiences with Thai Airways. Get insights from real passengers regarding the airline's services, customer satisfaction, and overall travel experience. Use these reviews to inform your decision when choosing Thai Airways for your next flight. Reviews last updated 3 June 2026.
Thai Airways
7.9
Good
404 reviews
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Overview

Food

7.4

Entertainment

6.9

Boarding

7.9

Comfort

7.7

Crew

8.4

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