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

Return flights

05 Oct - 16 Oct	IndiGo
05 Oct - 15 Oct	IndiGo
04 Oct - 11 Oct	SalamAir
09 Oct - 14 Oct	IndiGo
02 Oct - 10 Oct	IndiGo
15 Oct - 22 Oct	IndiGo
08 Oct - 15 Oct	Gulf Air
19 Oct - 22 Oct	IndiGo
17 Oct - 28 Oct	Etihad Airways
07 Oct - 10 Oct	Akasa Air
30 Oct - 08 Nov	IndiGo
30 Oct - 06 Nov	IndiGo
27 Oct - 03 Nov	Gulf Air
24 Oct - 01 Nov	Cathay Pacific

Also check the deals for one-way flights from Riyadh to Singapore 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 Singapore in October from 350€

Return flights