Cheapest one-way flights from Hong Kong to Hanoi in October from $61

AirHint found the following cheapest one-way flights from Hong Kong (HKG) to Hanoi (HAN) in October 2025 (see full year).

One-Way flights

15 Oct HK Express direct
13 Oct HK Express direct
26 Oct HK Express direct
12 Oct HK Express direct
21 Oct HK Express direct
28 Oct HK Express direct
27 Oct HK Express direct
19 Oct HK Express direct
14 Oct HK Express direct
31 Oct HK Express direct

Also check the deals for return flights from Hong Kong to Hanoi in October.

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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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