Hanoi to Hong Kong flight time

At the moment, you can catch a nonstop flight from Hanoi to Hong Kong with the following airlines, including: HK Express Cathay Pacific Vietnam Airlines Hong Kong Airlines Thai AirAsia Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.

It takes about 2 hours 1 minute to fly from Hanoi to Hong Kong.

By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Hanoi to Hong Kong is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.

Based on Trip.com data in the past 4 weeks, there is 52 flight per week flying from Hanoi to Hong Kong. You can check the weekly schedule for popular airlines on this route below: HK Express: S/M/T/W/T/F/S -- UO541 (09:44) Cathay Pacific: S/M/T/W/T/F/S -- CX6262 (10:40)

The cheapest months to fly from Hanoi to Hong Kong is August, when demand for travel is lower.

After crunching the numbers on our December flight calendar, it's currently cheapest to fly from Hanoi to Hong Kong on December 25, 2025 with HK Express, with prices starting at PLN 160.

You can land at any one of the following hubs in Hong Kong, with Noi Bai International Airport to Hong Kong International Airport (HAN-HKG) is by far the most common option on this route: Hong Kong International Airport (HKG).

The time difference between Hong Kong and Hanoi is 1h.

Tickets can only be changed or canceled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.