Cheapest one-way flights from Porto to Riga in August from $151

AirHint found the following cheapest one-way flights from Porto (OPO) to Riga (RIX) in August 2026 (see full year).

One-Way flights

06 Aug Ryanair
29 Aug Norwegian Air Sweden AOC
01 Aug airBaltic direct
15 Aug airBaltic direct
05 Aug airBaltic direct
29 Aug airBaltic direct
09 Aug Ryanair
08 Aug Ryanair
07 Aug Ryanair
08 Aug airBaltic direct

Also check the deals for return flights from Porto to Riga in August.

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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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