Cheapest return flights from Porto to Riga in May from 126€

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

Return flights

06 May - 13 May Ryanair
05 May - 12 May Ryanair
13 May - 22 May Ryanair
11 May - 23 May Ryanair
20 May - 28 May Ryanair
02 May - 06 May Ryanair
05 May - 09 May Ryanair
20 May - 27 May Ryanair
11 May - 13 May Ryanair
27 May - 30 May Norwegian Air Sweden AOC
30 May - 03 Jun Ryanair
30 May - 06 Jun Norwegian Air Sweden AOC
30 May - 06 Jun airBaltic direct
30 May - 03 Jun airBaltic direct

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

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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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