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

Return flights

12 Dec - 15 Dec	Ryanair
13 Dec - 16 Dec	Ryanair
15 Dec - 16 Dec	easyJet
11 Dec - 16 Dec	easyJet	direct
13 Dec - 16 Dec	easyJet	direct
31 Dec - 08 Jan	Ryanair
16 Dec - 16 Jan	Ryanair
15 Dec - 17 Dec	easyJet
14 Dec - 16 Dec	Volotea
12 Dec - 17 Dec	Ryanair
12 Dec - 13 Dec	Ryanair
06 Dec - 16 Dec	easyJet	direct
17 Dec - 08 Jan	Volotea
11 Dec - 17 Jan	easyJet	direct
16 Dec - 17 Jan	easyJet	direct
11 Dec - 13 Jan	easyJet	direct
13 Dec - 17 Jan	easyJet	direct
16 Dec - 13 Jan	easyJet	direct
13 Dec - 13 Jan	easyJet	direct
11 Dec - 15 Jan	easyJet	direct

Also check the deals for one-way flights from Prague to Lisbon 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 Prague to Lisbon in December from 136€

Return flights