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

Return flights

29 Jul - 05 Aug	Lufthansa
30 Jul - 27 Aug	easyJet	direct
31 Jul - 03 Aug	KLM
31 Jul - 04 Aug	KLM
30 Jul - 31 Jul	Lufthansa
31 Jul - 10 Aug	KLM
31 Jul - 02 Aug	KLM
31 Jul - 06 Aug	KLM
31 Jul - 08 Aug	KLM
31 Jul - 07 Aug	KLM
29 Jul - 31 Jul	Lufthansa
31 Jul - 05 Aug	KLM
27 Jul - 31 Jul	Lufthansa
28 Jul - 31 Jul	Lufthansa
27 Jul - 30 Jul	Lufthansa
30 Jul - 31 Jul	easyJet	direct
29 Jul - 31 Jul	TAP	direct
27 Jul - 30 Jul	TAP	direct
27 Jul - 31 Jul	TAP	direct
28 Jul - 28 Jul	Vueling Airlines

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

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 July from 236€

Return flights