AirHint found the following cheapest return flights from Porto (OPO) to Prague (PRG) in December 2025 (see full year).

Return flights

23 Dec - 01 Jan	Ryanair
13 Dec - 10 Jan	easyJet	direct
23 Dec - 31 Dec	Ryanair
21 Dec - 08 Jan	Ryanair
13 Dec - 15 Dec	Ryanair
16 Dec - 10 Jan	easyJet	direct
13 Dec - 14 Dec	Ryanair
13 Dec - 16 Dec	Ryanair
09 Dec - 01 Jan	Ryanair
14 Dec - 15 Dec	Ryanair
25 Dec - 31 Dec	Smart Wings
25 Dec - 18 Jan	Smart Wings
25 Dec - 13 Jan	Smart Wings
25 Dec - 11 Jan	Smart Wings
22 Dec - 31 Dec	Ryanair
12 Dec - 15 Dec	Ryanair
14 Dec - 16 Dec	Ryanair
19 Dec - 06 Jan	Ryanair
12 Dec - 16 Dec	Ryanair
30 Dec - 15 Jan	Ryanair

Also check the deals for one-way flights from Porto to Prague 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 Porto to Prague in December from $155

Return flights