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

Return flights

29 Aug - 01 Sep	easyJet
27 Aug - 01 Sep	easyJet
29 Aug - 04 Sep	easyJet
12 Aug - 18 Aug	Ryanair
06 Aug - 08 Aug	easyJet	direct
22 Aug - 27 Aug	easyJet	direct
01 Aug - 01 Sep	easyJet
25 Aug - 01 Sep	easyJet
20 Aug - 25 Aug	easyJet	direct
04 Aug - 18 Aug	Ryanair
27 Aug - 29 Aug	TAP
31 Aug - 07 Sep	KLM
20 Aug - 27 Aug	easyJet	direct
23 Aug - 25 Aug	TAP
07 Aug - 13 Aug	Air France
29 Aug - 05 Sep	easyJet	direct
28 Aug - 03 Sep	TAP
06 Aug - 13 Aug	easyJet	direct
26 Aug - 02 Sep	Vueling Airlines
24 Aug - 06 Sep	Eurowings

Also check the deals for one-way flights from Lisbon to Prague in August.

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.

Book a cheap hotel in Prague

Cheap car rent in Prague

Cheapest return flights from Lisbon to Prague in August from 197€

Return flights