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

CNX — LON
20 Nov — 27 Nov1
1 adult
1 adult, Economy

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.

Thai Airways flights from Chiang Mai to London in 2025

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 21 October 2025.

One-way from

฿16,129

Popular in

April

Cheapest in

October

Average price (all airlines)

฿21,614
Thai Airways
  • Thai Airways
  • 28/11
  • 1 total stop
  • 22h 15m total
  • Chiang Mai to London
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Highest demand for flights from Chiang Mai to London; 11% potential price increase.
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Best time to find cheap flights from Chiang Mai to London; 2% potential price drop.
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Average price for all Chiang Mai to London flights (one-way and round-trip).
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  • Can I get a flight from Chiang Mai to London on Thai Airways for under ฿700?

    Cheapflights users have found 1 Thai Airways flights for under ฿700 on the CNX-LON route. Prices on flights to London from Chiang Mai can vary based on many factors including dates. To look at price based on your preferred dates, click here.

Find Thai Airways flight deals from Chiang Mai to London

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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 21 October 2025.

Fri 28/1115:25CNX - LHR
1 stop22h 15mThai Airways
Deal found 19/10฿16,129
Sun 4/117:05CNX - LHR
1 stop33h 30mThai Airways
Deal found 20/10฿33,466
Sat 1/1109:25CNX - LHR
1 stop17h 10mThai Airways
Deal found 19/10฿35,197

Travel insights for Thai Airways flights from Chiang Mai to London

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

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 21 October 2025.
Thai Airways
7.8
Good
359 reviews
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Overview

Food

7.3

Boarding

7.9

Comfort

7.5

Entertainment

6.9

Crew

8.3

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