Cheapest return flights from Riga to Lisbon in December from 117€

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

Return flights

13 Dec - 15 Dec Ryanair
02 Dec - 11 Dec Ryanair
09 Dec - 11 Dec Ryanair
03 Dec - 06 Dec Ryanair
06 Dec - 10 Dec Ryanair
04 Dec - 09 Dec Ryanair
02 Dec - 06 Dec Ryanair
11 Dec - 16 Dec LOT
12 Dec - 16 Dec LOT
12 Dec - 14 Dec LOT
31 Dec - 07 Jan Ryanair
17 Dec - 28 Jan Ryanair
18 Dec - 25 Jan Ryanair
13 Dec - 01 Jan Ryanair
19 Dec - 30 Jan Ryanair
19 Dec - 10 Jan airBaltic
22 Dec - 08 Jan Ryanair
30 Dec - 06 Jan Ryanair
01 Dec - 01 Jan Ryanair
04 Dec - 05 Jan Ryanair

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

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