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

Return flights

11 Dec - 15 Dec	Wizz Air
07 Dec - 10 Dec	easyJet
05 Dec - 08 Dec	Wizz Air UK
06 Dec - 09 Dec	easyJet
12 Dec - 15 Dec	Wizz Air
08 Dec - 09 Dec	Wizz Air UK
13 Dec - 14 Dec	Ryanair
13 Dec - 16 Dec	Ryanair
16 Dec - 21 Dec	Ryanair
05 Dec - 07 Dec	Wizz Air
30 Dec - 05 Jan	Wizz Air
31 Dec - 04 Jan	Ryanair
30 Dec - 06 Jan	Wizz Air
31 Dec - 02 Jan	Ryanair
26 Dec - 11 Jan	Ryanair
30 Dec - 02 Jan	Wizz Air
22 Dec - 21 Jan	easyJet
28 Dec - 02 Jan	Wizz Air
22 Dec - 04 Jan	Ryanair
25 Dec - 03 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 138€

Return flights