Cheapest return flights from Porto to Riga in August from 255€

Best time to book flights for Porto (OPO) to Riga (RIX) flights at AirHint

AirHint found the following cheapest return flights from Porto (OPO) to Riga (RIX) in August 2025 (see full year).

Return flights

13 Aug - 16 Aug Ryanair
11 Aug - 17 Aug Ryanair
16 Aug - 27 Aug airBaltic direct
13 Aug - 23 Aug Ryanair
01 Aug - 06 Aug Ryanair
23 Aug - 06 Sep Ryanair
23 Aug - 06 Sep airBaltic direct
23 Aug - 05 Sep Ryanair
13 Aug - 16 Aug airBaltic direct
13 Aug - 23 Aug airBaltic direct

Also check the deals for one-way flights from Porto to Riga in August.

Skyscanner

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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