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

Return flights

03 Oct - 24 Oct	VietJet Air	direct
11 Oct - 18 Oct	VietJet Air	direct
29 Oct - 31 Oct	Peach
13 Oct - 16 Oct	VietJet Air
31 Oct - 04 Nov	VietJet Air
30 Oct - 04 Nov	VietJet Air
23 Oct - 27 Oct	VietJet Air
25 Oct - 27 Oct	VietJet Air
22 Oct - 26 Oct	Peach
17 Oct - 20 Oct	Peach
15 Oct - 19 Oct	Peach
08 Oct - 22 Oct	Peach
29 Oct - 03 Nov	Peach
28 Oct - 04 Nov	VietJet Air
25 Oct - 08 Nov	Peach
30 Oct - 03 Nov	VietJet Air
31 Oct - 03 Nov	VietJet Air
30 Oct - 02 Nov	HK Express
24 Oct - 08 Nov	VietJet Air
31 Oct - 15 Nov	Thai AirAsia X

Also check the deals for one-way flights from Osaka 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 Osaka to Hanoi in October from 178€

Return flights