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

Return flights

08 Dec - 14 Dec	Ryanair
08 Dec - 19 Dec	Ryanair
09 Dec - 19 Dec	Finnair
10 Dec - 17 Dec	Ryanair
11 Dec - 25 Dec	Ryanair
09 Dec - 22 Dec	Finnair
10 Dec - 31 Dec	Ryanair
30 Dec - 14 Jan	Ryanair
30 Dec - 15 Jan	Ryanair
15 Dec - 31 Dec	Ryanair
11 Dec - 25 Jan	Ryanair
09 Dec - 24 Dec	Ryanair
10 Dec - 30 Jan	Ryanair
30 Dec - 17 Jan	Ryanair
30 Dec - 13 Jan	Ryanair
08 Dec - 30 Dec	Ryanair
15 Dec - 01 Jan	Ryanair
09 Dec - 31 Jan	Ryanair
27 Dec - 20 Jan	airBaltic
31 Dec - 10 Jan	airBaltic

Also check the deals for one-way flights from Riga to Bangkok in December.

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.

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Cheapest return flights from Riga to Bangkok in December from 487€

Return flights