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

Return flights

21 Nov - 24 Nov	Vueling Airlines
11 Nov - 11 Dec	Ryanair
11 Nov - 20 Nov	Ryanair
12 Nov - 22 Nov	Ryanair
27 Nov - 04 Dec	Ryanair
26 Nov - 29 Nov	Ryanair
09 Nov - 15 Nov	Ryanair
12 Nov - 16 Nov	Ryanair
20 Nov - 23 Nov	Ryanair
11 Nov - 15 Nov	Ryanair
06 Nov - 08 Nov	Ryanair
11 Nov - 16 Nov	Ryanair
29 Nov - 02 Dec	Ryanair
29 Nov - 04 Dec	Ryanair
28 Nov - 01 Dec	easyJet
11 Nov - 11 Dec	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 $156

Return flights