Cheapest return flights from Lisbon to Riga in May from $163

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

Return flights

06 May - 09 May Ryanair
09 May - 16 May Ryanair
08 May - 11 May Ryanair
02 May - 05 May Ryanair
23 May - 29 May Ryanair
11 May - 15 May Scandinavian Airlines
28 May - 02 Jun Norwegian Air Sweden AOC
01 May - 04 May Ryanair
11 May - 18 May Ryanair
30 May - 06 Jun Ryanair
25 May - 30 May Ryanair
29 May - 02 Jun Scandinavian Airlines
28 May - 01 Jun Norwegian Air Sweden AOC
28 May - 31 May Norwegian Air Sweden AOC
29 May - 01 Jun Scandinavian Airlines

Also check the deals for one-way flights from Lisbon 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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