Certainly, here’s a concise list of some airlines providing services between London and Bangkok:

1. British Airways: Operates daily direct flights from London Heathrow to Bangkok. The flight duration is usually around 11 hours and 20 minutes.

2. Thai Airways: Also has daily direct flights from London Heathrow and boasts superb onboard service that reflects Thai hospitality.

3. EVA Air: Provides daily flights from London Heathrow to Bangkok with a short stopover in Taipei.

4. Emirates: Offers flights from London Heathrow and London Gatwick to Bangkok with a stopover in Dubai.

5. Qatar Airways: Has daily flights from London Heathrow to Bangkok with a layover in Doha.

6. Turkish Airlines: They offer flights from London Gatwick and London Heathrow to Bangkok, with a layover in Istanbul.

During your research and booking process, be sure to consider the prices, layover times, flight duration, onboard services, and possible fluctuations due to the pandemic. Safe travels!

Best Time to Book

The best time to purchase airline tickets tends to be Tuesday afternoon or Wednesday when fare sales are typically in effect. Prices can fluctuate depending on the time of year and the current demand, so try to book your tickets at least three months in advance to secure the best deals.

Consider Off-Peak Periods

If your schedule is flexible, travelling during off-peak seasons – or even days of the week – can make a huge difference to your budget. Generally, flights tend to be cheaper on weekdays, especially Tuesdays and Wednesdays.