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

Return flights

05 Dec - 08 Dec	Ryanair
03 Dec - 10 Dec	Wizz Air
05 Dec - 07 Dec	Wizz Air
06 Dec - 10 Dec	Wizz Air
10 Dec - 15 Dec	Wizz Air
12 Dec - 15 Dec	Wizz Air
12 Dec - 14 Dec	Wizz Air
10 Dec - 13 Dec	Wizz Air
31 Dec - 31 Jan	Wizz Air
13 Dec - 16 Dec	Ryanair
06 Dec - 07 Dec	Ryanair
26 Dec - 02 Jan	Ryanair

Also check the deals for one-way flights from London 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 London to Riga in December from 147€

Return flights