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

Return flights

15 Dec - 22 Dec	Ryanair
15 Dec - 21 Dec	Ryanair
15 Dec - 19 Dec	Ryanair
15 Dec - 18 Dec	Ryanair
12 Dec - 22 Dec	Lufthansa	direct
05 Dec - 09 Dec	Lufthansa	direct
12 Dec - 13 Dec	Lufthansa	direct
05 Dec - 08 Dec	Lufthansa	direct
05 Dec - 12 Dec	Lufthansa	direct
07 Dec - 10 Dec	Lufthansa	direct
15 Dec - 01 Jan	Ryanair
26 Dec - 18 Jan	Ryanair
15 Dec - 01 Jan	Lufthansa	direct
31 Dec - 05 Jan	Ryanair
31 Dec - 06 Jan	LOT
31 Dec - 02 Jan	Ryanair
26 Dec - 01 Jan	Lufthansa	direct
31 Dec - 01 Jan	Lufthansa	direct
20 Dec - 11 Jan	Ryanair
01 Dec - 04 Jan	Ryanair

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 103€

Return flights