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Bangkok to London Business Class Flights

€1,600 avg €4,200

Lie-flat business class · 11h 30m · Thai Airways, British Airways

Based on fares from the past 90 days. Prices vary by date.

Search this route Compare prices across 3 airlines

Compare business class flights from Bangkok to London. Lie-flat seats from €1,600 on Thai Airways, British Airways, EVA Air. Flight time 11h 30m, distance 9,540 km. Book 2-4 months ahead for the best fares.

Airlines on this route

Business class service between Bangkok and London is operated by Thai Airways , British Airways and EVA Air . All carriers offer lie-flat seats with direct aisle access on this 9,540 km route, with typical flight times of 11h 30m.

What to expect on Bangkok–London

At 11h 30m, this long-haul route is where business class truly shines. Expect a fully lie-flat bed (Lie-flat), multi-course dining, and premium lounge access at Bangkok. With 3 airlines competing, you have options ranging from €1,600 to €4,200.

Bangkok (BKK) — departure airport

Flights depart from Bangkok (BKK). Business class passengers have access to premium lounges before departure. Your destination airport is London (LHR). See our BKK airport guide for lounge details and LHR arrival info.

How to book Bangkok to London business class

Prices for business class from Bangkok to London range from €1,600 to €4,200. For routes above €1,500, booking 3–6 months ahead and being flexible with dates can save 20–30%. Set a price alert and wait for sales. Compare fares across 3 airlines — prices can vary by €1,300 or more depending on the carrier and season.

Return route: London → Bangkok Business class
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Frequently Asked Questions

How much does business class from Bangkok to London cost?

Business class fares from Bangkok to London typically range from €1,600 to €4,200. The lowest fares are available on Thai Airways and British Airways when booking 2-4 months in advance.

Which airlines fly business class from Bangkok to London?

Airlines operating business class on this route include Thai Airways, British Airways, EVA Air. All offer lie-flat seats with direct aisle access. Flight time is approximately 11h 30m.

Is business class worth it from Bangkok to London?

At 11h 30m flight time and 9,540 km, this is a long-haul route where business class makes a significant difference. You get a lie-flat bed, lounge access, premium dining, and priority boarding. Fares start from €1,600.