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

Return flights

05 Dec - 07 Dec	AZAL
21 Dec - 30 Dec	Flynas
15 Dec - 30 Dec	Aegean Airlines
19 Dec - 30 Dec	flyadeal
07 Dec - 14 Dec	Flynas
05 Dec - 13 Dec	AZAL
02 Dec - 05 Dec	flyadeal
05 Dec - 28 Dec	Flynas
06 Dec - 13 Dec	Flynas
23 Dec - 30 Dec	Flynas
19 Dec - 30 Jan	flyadeal
23 Dec - 03 Jan	Gulf Air
23 Dec - 04 Jan	Flynas
13 Dec - 03 Jan	Flynas
14 Dec - 04 Jan	Flynas
21 Dec - 03 Jan	Flynas
15 Dec - 04 Jan	flyadeal
24 Dec - 16 Jan	flyadeal
25 Dec - 03 Jan	flyadeal
19 Dec - 04 Jan	flyadeal

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 235€

Return flights