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

Return flights

26 Oct - 06 Nov	Flynas
15 Oct - 22 Oct	AJet
07 Oct - 14 Oct	flyadeal
14 Oct - 21 Oct	flyadeal
20 Oct - 27 Oct	flyadeal
30 Oct - 12 Nov	flyadeal
14 Oct - 22 Oct	flyadeal
27 Oct - 03 Nov	flyadeal
03 Oct - 20 Oct	flyadeal
21 Oct - 29 Oct	flyadeal
30 Oct - 10 Nov	flyadeal
28 Oct - 07 Nov	flyadeal
06 Oct - 13 Oct	flyadeal
03 Oct - 08 Oct	flyadeal
28 Oct - 01 Nov	flyadeal
20 Oct - 25 Oct	flyadeal
31 Oct - 08 Nov	flyadeal
25 Oct - 10 Nov	flyadeal
25 Oct - 01 Nov	flyadeal
25 Oct - 03 Nov	flyadeal

Also check the deals for one-way flights from Riyadh to Lisbon 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 Riyadh to Lisbon in October from 255€

Return flights