Cheapest return flights from Porto to Riga in March from $146

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

Return flights

04 Mar - 07 Mar Ryanair
09 Mar - 16 Mar Ryanair
10 Mar - 15 Mar Ryanair
09 Mar - 17 Mar Ryanair
18 Mar - 24 Mar Ryanair
02 Mar - 07 Mar Ryanair
19 Mar - 22 Mar Ryanair
05 Mar - 08 Mar Ryanair
26 Mar - 31 Mar Ryanair
06 Mar - 08 Mar Ryanair

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

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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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