AirHint found the following cheapest return flights from Lisbon (LIS) to Riga (RIX) in November 2025 (see full year).

Return flights

13 Nov - 18 Nov	Ryanair
08 Nov - 15 Nov	easyJet
08 Nov - 11 Nov	easyJet
11 Nov - 15 Nov	Ryanair
06 Nov - 21 Nov	Ryanair
19 Nov - 22 Nov	Ryanair
07 Nov - 10 Nov	Ryanair
28 Nov - 01 Dec	Lufthansa
01 Nov - 29 Nov	Vueling Airlines
02 Nov - 30 Nov	Ryanair
13 Nov - 18 Nov	airBaltic	direct

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

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 Lisbon to Riga in November from 148€

Return flights