AirHint found the following cheapest one-way flights from Lisbon (LIS) to Riga (RIX) in May 2026 (see full year).
One-Way flights
| 06 May | Ryanair | ||
| 07 May | Ryanair | ||
| 08 May | Vueling Airlines | ||
| 05 May | Vueling Airlines | ||
| 04 May | Vueling Airlines | ||
| 15 May | Ryanair | ||
| 08 May | airBaltic | direct | |
| 04 May | airBaltic | direct |
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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