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

Return flights

24 Dec - 31 Dec	flyadeal
25 Dec - 03 Jan	flyadeal
17 Dec - 03 Jan	flyadeal
16 Dec - 11 Jan	flyadeal
17 Dec - 11 Jan	flyadeal
23 Dec - 11 Jan	flyadeal
22 Dec - 11 Jan	flyadeal
20 Dec - 03 Jan	flyadeal
25 Dec - 19 Jan	Flynas
18 Dec - 14 Jan	flyadeal
24 Dec - 31 Jan	flyadeal
24 Dec - 28 Dec	flyadeal
25 Dec - 30 Dec	flyadeal
23 Dec - 28 Dec	flyadeal
21 Dec - 28 Dec	flyadeal
27 Dec - 30 Dec	flyadeal
19 Dec - 28 Dec	flyadeal
19 Dec - 30 Dec	Flynas
25 Dec - 28 Dec	Flynas
21 Dec - 31 Dec	AJet

Also check the deals for one-way flights from Riyadh to London 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 Riyadh to London in December from $252

Return flights