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

Return flights

06 Dec - 13 Dec	Ryanair
06 Dec - 20 Dec	Ryanair
06 Dec - 21 Dec	Ryanair
01 Dec - 20 Dec	Ryanair
01 Dec - 19 Dec	Ryanair
07 Dec - 22 Dec	Ryanair
13 Dec - 29 Dec	Ryanair
06 Dec - 01 Jan	Ryanair
20 Dec - 30 Dec	Ryanair
20 Dec - 31 Dec	Ryanair
23 Dec - 25 Jan	Ryanair
22 Dec - 29 Dec	Ryanair
15 Dec - 01 Jan	Ryanair
20 Dec - 04 Jan	Ryanair
19 Dec - 11 Jan	Ryanair
19 Dec - 04 Jan	Ryanair

Also check the deals for one-way flights from Prestwick 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 Prestwick to Bangkok in December from 641€

Return flights