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

AirHint found the following cheapest one-way flights from Hong Kong (HKG) to Hanoi (HAN) in March 2026 (see full year).

One-Way flights

16 Mar HK Express direct
14 Mar HK Express direct
11 Mar HK Express direct
19 Mar HK Express direct
15 Mar HK Express direct
04 Mar HK Express direct
08 Mar HK Express direct
10 Mar HK Express direct
02 Mar HK Express direct
22 Mar Vietnam Airlines direct

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

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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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