Cheapest one-way flights from Lisbon to Riga in May from $135

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

One-Way flights

20 May Ryanair
21 May Norwegian Air Sweden AOC
19 May easyJet
29 May Ryanair
24 May Ryanair
18 May Vueling Airlines
26 May Vueling Airlines
29 May airBaltic direct
18 May airBaltic direct
23 May Ryanair

Also check the deals for return 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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