AirHint found the following cheapest return flights from Porto (OPO) to Prague (PRG) in August 2026 (see full year).

Return flights

29 Aug - 01 Sep	easyJet
01 Aug - 08 Aug	SWISS
13 Aug - 15 Aug	SWISS
01 Aug - 09 Aug	SWISS
01 Aug - 08 Aug	easyJet	direct
03 Aug - 12 Aug	SWISS
09 Aug - 12 Aug	TAP
15 Aug - 20 Aug	easyJet
16 Aug - 18 Aug	TAP

Also check the deals for one-way flights from Porto 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.

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Cheapest return flights from Porto to Prague in August from 189€

Return flights