Cheapest return flights from San Jose to Bangkok in December from 1208€

AirHint found the following cheapest return flights from San Jose (SJO) to Bangkok (BKK) in December 2025 (see full year).

Return flights

28 Dec - 15 Jan Volaris Costa Rica
27 Dec - 19 Jan Alaska Airlines
28 Dec - 14 Jan Avianca
28 Dec - 13 Jan Alaska Airlines
26 Dec - 19 Jan Alaska Airlines
05 Dec - 07 Dec Air France
19 Dec - 31 Dec Avianca
20 Dec - 27 Dec Qatar Airways
19 Dec - 03 Jan KLM

Also check the deals for one-way flights from San Jose 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.