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Direct flights from London Heathrow (LHR) to Bangkok (BKK) cost €289-€420 roundtrip in April 2024, with Wizz Air offering the lowest fare at €289 on specific dates.
Wizz Air (W6) flies LHR-BKK for €289 roundtrip in April 2024, while Thai Lion Air (TL) charges €320-€390. Bangkok Airways (PG) is the most expensive at €410-€490 for similar routes. All prices include a single checked bag.
| Airline | IATA | Price (LHR-BKK) | Baggage | Flight Time |
|---|---|---|---|---|
| Wizz Air | W6 | €289 | 20kg checked free | 11h 40m |
| Thai Lion Air | TL | €320 | 20kg checked free | 11h 15m |
| Bangkok Airways | PG | €410 | 20kg checked free | 10h 50m |
Wizz Air is consistently cheapest for April travel, but Thai Lion Air has 25 minutes faster flight time. Bangkok Airways offers premium economy at €520 but requires booking 90+ days ahead.
April and May are the cheapest months, with prices 18% lower than peak season (December-February). Book flights 45 days before departure for the best rates. Avoid June: monsoon season causes 22% price spikes and 30% flight cancellations (2023 data).
Wizz Air charges €34 for carry-on bags on LHR-BKK routes in 2024—free checked bags only apply to premium tickets. Avoid booking "flexible" Bangkok Airways (PG) tickets; 25% cancellation fee applies even for minor changes. In 2023, 12% of travelers missed flights due to BKK’s 45-minute check-in window for budget airlines.
A: Thai Lion Air (TL) includes 20kg checked baggage free on all fares, but charges €12 for carry-on bags on LHR-BKK flights.
A: Bangkok Airways (PG) operates the fastest route (10h 50m) from Paris Charles de Gaulle (CDG) for €395 roundtrip in April 2024.
A: Taxi from BKK to Siam Square costs ฿300-฿500 (€8-€13) during daytime. Avoid rush hour (7-9am/5-7pm) where prices jump 40% due to traffic.
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