Helping travelers to find the best flight offers
Hong Kong — Hanoi
02/24/2026
Departure
Direct flight
UO542
Starting at $56
Hong Kong — Hanoi
09/20/2025
Departure
Direct flight
UO550
Starting at $65
Hong Kong — Hanoi
01/11/2026
Departure
Direct flight
UO540
Starting at $67
Hong Kong — Hanoi
10/26/2025
Departure
Direct flight
UO542
Starting at $67
Hong Kong — Hanoi
12/19/2025
Departure
Direct flight
UO540
Starting at $67
Hong Kong — Hanoi
10/05/2025
Departure
Direct flight
UO550
Starting at $67
Hong Kong — Hanoi
09/16/2025
Departure
Direct flight
UO550
Starting at $67
Hong Kong — Hanoi
10/09/2025
Departure
Direct flight
UO550
Starting at $68
Hong Kong — Hanoi
09/15/2025
Departure
Direct flight
UO550
Starting at $68
Hong Kong — Hanoi
11/29/2025
Departure
Direct flight
UO540
Starting at $68
A direct flight is the easiest way to get to your destination. The following airlines operate non-stop flights from Hong Kong to Hanoi:
Hong Kong Express Airways
Su, Mo, Tu, We, Th, and Fr
Starting at $67
Vietnam Airlines
Every day
Starting at $125
The cheapest flight ticket from Hong Kong to Hanoi according to data for the last 48 hours costs $56
Often the best time to buy tickets from Hong Kong to Hanoi is 2 months before departure.
Based on statistics over the past years, the lowest prices for flights from Hong Kong to Hanoi can be found flying in these months: August, September, November.
The fastest flights from Hong Kong to Hanoi start from 2 hours 5 minutes in the air.
The following airlines operate direct flights on the route Hong Kong — Hanoi: Hong Kong Express Airways
We keep tight track on airlines' pre-holidays sales and other special offers occurences all the time to let you save maximum amount of funds while traveling to your family or just going out on vacation.
Flaut.Travel was designed and developed by a team dedicated to making the process of searching, comparing and booking airline tickets as easy and convenient as possible. Our service helps travelers to find and buy the cheapest flights from Hong Kong to Hanoi. We have connected more than 40 airlines and airline ticketing agencies to help you find the most suitable and affordable flight option.
We carefully collect statistics on the search and pricing of airlines and, based on these data, we make an assumption about future prices. Thus, you can better understand which season is the cheapest to fly from Hong Kong to Hanoi
Below you will find a list of airlines operating flights on the Hong Kong — Hanoi route and the starting prices for flights of each specific airline on it.
A direct flight is the most convenient and comfortable way to fly from Hong Kong to Hanoi, despite the fact that sometimes flights with transfers can cost significantly less.
The cheapest one-way flight from Hong Kong to Hanoi departs on 02/24/2026, is operated by Hong Kong Express Airways and costs $56
The cheapest roundtrip flight from Hong Kong to Hanoi departs on 11/26/2025, is operated by Hong Kong Express Airways and costs $112
Fastest flight from Hong Kong to Hanoi takes 2h 5m
There are direct flights on this route 7 days a week: Su, Mo, Tu, We, Th, Fr, and Sa
The distance between Hong Kong and Hanoi is 875km (543 miles). The average flight duration is 2h 5m. There are 27 direct flights from Hong Kong to Hanoi. The time difference between Hong Kong and Hanoi is 1h . Flights from Hong Kong begin at 7:45 AM. The latest flight from Hong Kong departs at 4:55 PM.
September 19
Hong Kong Express Airways
