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Thai Airways flights from Bangkok Suvarnabhumi Airport to London Heathrow Airport (BKK - LHR)

BKK — LHR
16 Oct — 23 Oct1
1 adult
1 adult, Economy

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

Thai Airways flights from Suvarnabhumi to Heathrow in 2025

Find detailed information about Thai Airways flights from Suvarnabhumi to Heathrow. Explore the options provided by Thai Airways to plan your journey from Suvarnabhumi to Heathrow. Data last updated 16 September 2025.

One-way from

฿16,760

Return from

฿34,982

Popular in

April

Cheapest in

March

Average price (all airlines)

฿32,088
Thai Airways
  • Thai Airways
  • 6/12
  • Nonstop
  • 13h 35m total
  • Bangkok to London
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Thai Airways
  • Thai Airways
  • 29/9-4/10
  • Nonstop
  • 24h 00m total
  • Bangkok to London
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Highest demand for flights from Bangkok Suvarnabhumi to London Heathrow; 0% potential price increase.
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Best time to find cheap flights from Bangkok Suvarnabhumi to London Heathrow; 0% potential price drop.
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Average price for all Bangkok Suvarnabhumi to London Heathrow flights (one-way and round-trip).
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  • Can I get a flight from Bangkok Suvarnabhumi Airport to London Heathrow Airport on Thai Airways for under ฿1,100?

    11 Thai Airways flights from BKK to LHR have recently been found on Cheapflights for under ฿1,100. Click here to find the best deals to London Heathrow Airport for your desired dates.

  • How do most travelers feel about Thai Airways?

    When planning your BKK-LHR trip, keep in mind that Thai Airways is typically rated 7.5/10. This rating comes from 110 reviews by Cheapflights users who have traveled with Thai Airways.

Find Thai Airways flight deals from Suvarnabhumi to Heathrow

Cheapest Thai Airways flights from Suvarnabhumi to Heathrow
Explore the most affordable Thai Airways flight options available from Suvarnabhumi to Heathrow. Find the lowest fares with prices last updated on 16 September 2025.

Mon 29/900:45BKK - LHR
Nonstop12h 30mThai Airways
Sat 4/1012:30LHR - BKK
Nonstop11h 30mThai Airways
Deal found 16/9฿34,982
Sun 26/1000:05BKK - LHR
Nonstop13h 35mThai Airways
Mon 10/1111:50LHR - BKK
Nonstop11h 25mThai Airways
Deal found 16/9฿35,078
Sun 12/1000:30BKK - LHR
Nonstop12h 45mThai Airways
Mon 27/1011:50LHR - BKK
Nonstop11h 25mThai Airways
Deal found 14/9฿35,110

Travel insights for Thai Airways flights from Suvarnabhumi to Heathrow

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

How far ahead should I book a flight from Bangkok Suvarnabhumi Airport to London Heathrow Airport with Thai Airways?

Use this chart to determine the optimal time to book a return flight from Suvarnabhumi to Heathrow. Price data was last updated on 12 September 2025.

Booking with Thai Airways 22 days in advance of your planned departure date is, on average, the best time to get cheap flights from Bangkok Suvarnabhumi Airport to London Heathrow Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Bangkok Suvarnabhumi Airport to London Heathrow Airport with Thai Airways?

Currently, the most affordable month to book a Thai Airways flight from Bangkok Suvarnabhumi Airport to London Heathrow Airport in February, with an average price of ฿23,184. Conversely, traveling with Thai Airways from Bangkok Suvarnabhumi Airport to London Heathrow Airport in August will be the most expensive, with an average cost of ฿37,304. Various factors influence flight prices, so comparing airlines, departure airports, and times can help reduce costs.

Best time to book a flight from Suvarnabhumi to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Suvarnabhumi 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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Fly from Suvarnabhumi to Heathrow on another airline

Consider alternative airlines that service the Heathrow area. Flight routes are based on user searches made on Cheapflights and were last updated on 16 September 2025.
Finnair flights from Bangkok Suvarnabhumi to London Heathrow

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 16 September 2025.
Thai Airways
7.8
Good
350 reviews
Check prices
Overview

Entertainment

6.9

Boarding

7.9

Crew

8.3

Comfort

7.5

Food

7.3

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