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

Return flights

11 Jul - 20 Jul	airBaltic	direct
11 Jul - 17 Jul	airBaltic	direct
11 Jul - 13 Jul	airBaltic	direct
04 Jul - 11 Jul	airBaltic
10 Jul - 11 Jul	airBaltic
08 Jul - 14 Jul	Finnair
10 Jul - 11 Jul	TAP	direct

Also check the deals for one-way flights from Riga to Lisbon in July.

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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Cheapest return flights from Riga to Lisbon in July from 259€

Return flights