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

Return flights

13 Dec - 15 Dec	easyJet
09 Dec - 14 Dec	easyJet
11 Dec - 14 Dec	easyJet
11 Dec - 13 Dec	easyJet
04 Dec - 06 Dec	easyJet	direct
09 Dec - 12 Dec	easyJet
13 Dec - 16 Dec	easyJet
11 Dec - 13 Dec	easyJet	direct
04 Dec - 07 Dec	easyJet
12 Dec - 14 Dec	easyJet
30 Dec - 03 Jan	easyJet	direct
31 Dec - 03 Jan	TAP	direct
31 Dec - 04 Jan	TAP	direct
30 Dec - 04 Jan	TAP	direct
29 Dec - 02 Jan	TAP	direct
28 Dec - 01 Jan	TAP	direct
23 Dec - 10 Jan	Vueling Airlines
31 Dec - 10 Jan	Vueling Airlines
31 Dec - 18 Jan	Vueling Airlines
20 Dec - 10 Jan	Vueling Airlines

Also check the deals for one-way flights from Lisbon 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 Lisbon to Prague in December from $117

Return flights