Cheapest one-way flights from Southampton to Bangkok in December from 382€

AirHint found the following cheapest one-way flights from Southampton (SOU) to Bangkok (BKK) in December 2025 (see full year).

One-Way flights

31 Dec KLM
14 Dec easyJet
20 Dec easyJet

Also check the deals for return flights from Southampton to Bangkok in December.

Powered by

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

Book a cheap hotel in Bangkok

Cheap car rent in Bangkok

Feel free to contact us with any feedback or request another flight research.