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

Return flights

09 Dec - 16 Dec	Wizz Air UK
16 Dec - 16 Jan	KM Malta Airlines
10 Dec - 13 Dec	easyJet
09 Dec - 13 Dec	Wizz Air UK
31 Dec - 11 Jan	Norwegian Air Sweden AOC
31 Dec - 09 Jan	Norwegian Air Sweden AOC
09 Dec - 10 Dec	Wizz Air UK
09 Dec - 12 Dec	Wizz Air UK
10 Dec - 11 Dec	easyJet
30 Dec - 15 Jan	easyJet
09 Dec - 11 Dec	KM Malta Airlines
11 Dec - 13 Dec	easyJet
12 Dec - 15 Dec	Wizz Air UK
12 Dec - 16 Dec	Wizz Air UK
30 Dec - 11 Jan	Wizz Air
30 Dec - 07 Jan	easyJet
31 Dec - 07 Jan	easyJet
16 Dec - 08 Jan	KM Malta Airlines
29 Dec - 10 Jan	Wizz Air
14 Dec - 05 Jan	Wizz Air UK

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 125€

Return flights