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

Return flights

14 Oct - 28 Oct	China Southern
05 Oct - 15 Oct	flyadeal
03 Oct - 14 Oct	Air Arabia
21 Oct - 31 Oct	China Southern
16 Oct - 30 Oct	China Southern
30 Oct - 09 Nov	China Southern
29 Oct - 06 Nov	China Southern
02 Oct - 14 Oct	China Southern
07 Oct - 21 Oct	Gulf Air
01 Oct - 08 Oct	Flynas
08 Oct - 18 Oct	Air India
04 Oct - 21 Oct	Gulf Air
31 Oct - 09 Nov	Cathay Pacific

Also check the deals for one-way flights from Riyadh to Hanoi 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 Hanoi in October from 427€

Return flights