Cheapest one-way flights from Riga to Lisbon in August from $111

Best time to book flights for Riga (RIX) to Lisbon (LIS) flights at AirHint

AirHint found the following cheapest one-way flights from Riga (RIX) to Lisbon (LIS) in August 2025 (see full year).

One-Way flights

15 Aug Ryanair
29 Aug Ryanair
01 Aug Ryanair
24 Aug Ryanair
25 Aug airBaltic
03 Aug Ryanair
01 Aug airBaltic direct
15 Aug airBaltic direct
25 Aug airBaltic direct
29 Aug TAP direct

Also check the deals for return flights from Riga to Lisbon in August.

Skyscanner

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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