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

Return flights

16 Jan - 23 Jan	HK Express	direct
06 Jan - 13 Jan	HK Express
05 Jan - 08 Jan	HK Express
06 Jan - 16 Jan	Thai AirAsia
28 Jan - 09 Feb	Thai AirAsia
28 Jan - 31 Jan	Thai AirAsia
28 Jan - 03 Feb	Thai AirAsia
28 Jan - 04 Feb	Thai AirAsia
28 Jan - 06 Feb	Thai AirAsia
06 Jan - 08 Jan	Thai AirAsia
28 Jan - 10 Feb	Thai AirAsia
28 Jan - 01 Feb	Thai AirAsia
28 Jan - 02 Feb	Thai AirAsia
05 Jan - 16 Jan	Thai AirAsia
28 Jan - 08 Feb	Thai AirAsia
12 Jan - 16 Jan	Thai AirAsia
06 Jan - 09 Jan	Thai AirAsia
11 Jan - 16 Jan	Thai AirAsia
16 Jan - 06 Feb	Thai AirAsia
16 Jan - 03 Feb	Thai AirAsia

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

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 January from $124

Return flights