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

Return flights

13 Oct - 20 Oct	British Airways
08 Oct - 15 Oct	Eurowings
02 Oct - 20 Oct	British Airways
10 Oct - 20 Oct	Turkish Airlines
18 Oct - 23 Oct	Air Serbia
27 Oct - 31 Oct	Eurowings
28 Oct - 01 Nov	Eurowings
30 Oct - 04 Nov	Eurowings
10 Oct - 17 Oct	Aegean Airlines
30 Oct - 16 Nov	Eurowings
23 Oct - 01 Nov	British Airways
09 Oct - 25 Oct	KLM
08 Oct - 12 Oct	KLM
07 Oct - 12 Oct	KLM
13 Oct - 03 Nov	KLM
29 Oct - 09 Nov	KLM
27 Oct - 07 Nov	Eurowings
16 Oct - 02 Nov	Air France
23 Oct - 02 Nov	British Airways
25 Oct - 01 Nov	Scandinavian Airlines

Also check the deals for one-way flights from London to Riyadh in October.

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 Riyadh in October from $417

Return flights