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

Return flights

06 Oct - 31 Oct	Flynas
01 Oct - 30 Oct	Qatar Airways
01 Oct - 15 Oct	Qatar Airways
04 Oct - 11 Oct	Qatar Airways
16 Oct - 27 Oct	Qatar Airways
06 Oct - 14 Oct	Qatar Airways
16 Oct - 26 Oct	Qatar Airways
24 Oct - 02 Nov	Qatar Airways
11 Oct - 25 Oct	Emirates

Also check the deals for one-way flights from Istanbul 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 Istanbul to Hanoi in October from $675

Return flights