AirHint found the following cheapest return flights from Prague (PRG) to Lisbon (LIS) in May 2026 (see full year).

Return flights

08 May - 13 May	easyJet	direct
07 May - 11 May	easyJet
05 May - 12 May	easyJet
12 May - 16 May	easyJet
07 May - 11 May	TAP	direct
23 May - 26 May	TAP	direct
01 May - 08 May	easyJet	direct
12 May - 16 May	TAP	direct
21 May - 24 May	easyJet
21 May - 24 May	TAP	direct

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

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 May from 107€

Return flights