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

Return flights

08 Dec - 14 Dec	Ryanair
05 Dec - 07 Dec	Ryanair
08 Dec - 11 Dec	Ryanair
05 Dec - 09 Dec	Ryanair
07 Dec - 11 Dec	Ryanair
12 Dec - 15 Dec	Ryanair
03 Dec - 07 Dec	Ryanair
03 Dec - 06 Dec	Ryanair
03 Dec - 05 Dec	Ryanair
05 Dec - 08 Dec	Ryanair
01 Dec - 01 Jan	Ryanair
31 Dec - 06 Jan	Ryanair
01 Dec - 01 Jan	Lufthansa	direct
31 Dec - 05 Jan	Ryanair
18 Dec - 12 Jan	Lufthansa	direct
18 Dec - 08 Jan	easyJet
24 Dec - 10 Jan	Ryanair
27 Dec - 07 Jan	LOT
24 Dec - 01 Jan	Ryanair
15 Dec - 02 Jan	Lufthansa	direct

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

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 Frankfurt to Riga in December from $142

Return flights