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Thai Airways flights from London to Phnom Penh (LON - PNH)

LON — PNH
21 Jul — 28 Jul1
1 adult
1 adult, Economy, 0 bags

  • How do most travelers feel about Thai Airways?

    Thai Airways has received a 7.9/10 rating from 407 Cheapflights user reviews. If you wish to plan your next trip from London to Phnom Penh with Thai Airways, enter your preferred travel dates above!

Thai Airways flights from London to Phnom Penh in 2026

Find detailed information about Thai Airways flights from London to Phnom Penh. Explore the options provided by Thai Airways to plan your journey from London to Phnom Penh. Data last updated 21 June 2026.

Popular in

July

Cheapest in

September

Average price (all airlines)

£600
Highest demand for flights from London to Phnom Penh Pochentong; 19% potential price increase.
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Best time to find cheap flights from London to Phnom Penh Pochentong; 6% potential price drop.
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Average price for all London to Phnom Penh Pochentong flights (one-way and round-trip).
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Rainfall in Phnom Penh by month

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

In terms of precipitation, rainfall in Phnom Penh ranges from 0.0 - 250.0 inches per month. October is typically the wettest month, when rainfall can reach 250.0 mm. January is typically the driest time to visit Phnom Penh when rainfall is around 0.0 mm.

Temperature in Phnom Penh by month

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

If weather is an important factor for your trip to Phnom Penh, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 29.0 C. Travellers hoping to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 25.0 C).

Best time to book a flight from London to Phnom Penh

Have a flexible travel schedule? Discover the best time to fly to Phnom Penh from London 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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Other Thai Airways flights from London

Browse through other Thai Airways flights departing from London. Flight routes are based on user searches made on Cheapflights and were last updated on 21 June 2026.
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Thai Airways flights from London to Phnom Penh

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 June 2026.
Thai Airways
7.9
Good
407 reviews
Check prices
Overview

Boarding

8.0

Crew

8.4

Comfort

7.7

Entertainment

6.9

Food

7.4

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