AirHint found the following cheapest return flights from Hong Kong (HKG) to Hanoi (HAN) in May 2026 (see full year).

Return flights

29 May - 12 Jun	HK Express	direct
03 May - 08 May	HK Express	direct
04 May - 05 May	HK Express	direct
01 May - 05 May	HK Express	direct
01 May - 03 May	HK Express	direct
06 May - 09 May	HK Express
09 May - 15 May	HK Express	direct
06 May - 09 May	Vietnam Airlines	direct
01 May - 07 May	Cathay Pacific	direct

Also check the deals for one-way flights from Hong Kong to Hanoi in May.

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 Hong Kong to Hanoi in May from 111€

Return flights