Cheapest return flights from Riga to Porto in May from $200

AirHint found the following cheapest return flights from Riga (RIX) to Porto (OPO) in May 2026 (see full year).

Return flights

30 May - 17 Jun Norwegian Air Sweden AOC
11 May - 19 May Ryanair
01 May - 06 May airBaltic
20 May - 26 May Ryanair
06 May - 13 May Ryanair
09 May - 16 May Norwegian Air Sweden AOC
08 May - 14 May Scandinavian Airlines
05 May - 11 May Ryanair
23 May - 31 May Norwegian Air Sweden AOC
04 May - 11 May Norwegian Air Sweden AOC
13 May - 18 May Ryanair
20 May - 10 Jun Ryanair
30 May - 03 Jun airBaltic
20 May - 10 Jun airBaltic direct
31 May - 06 Jun airBaltic
23 May - 13 Jun Norwegian Air Sweden AOC
23 May - 13 Jun airBaltic direct
30 May - 17 Jun airBaltic direct

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

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