Cheapest one-way flights from Hong Kong to Hanoi in May from 78€

Best time to book flights for Hong Kong (HKG) to Hanoi (HAN) flights at AirHint

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

One-Way flights

13 May HK Express direct
11 May HK Express direct
06 May HK Express direct
16 May HK Express direct
09 May HK Express direct
12 May HK Express direct
30 May HK Express direct
25 May Thai AirAsia
07 May Vietnam Airlines direct
05 May HK Express

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

Skyscanner

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.

Book a cheap hotel in Hanoi

Cheap car rent in Hanoi