Cheap Flights from Hong Kong to Hanoi

FAQ

• Which airlines offer direct flights from Hong Kong to Hanoi?

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

• How long does it take to fly from Hong Kong (HKG) to Hanoi (HAN) and what is the distance?

  It takes around 2 hours 11 minutes to fly from Hong Kong (HKG) to Hanoi (HAN).

• When is the best time to book flights from Hong Kong to Hanoi?

  By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Hong Kong to Hanoi 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.

• How many flights are there per week from Hong Kong to Hanoi?

  Based on Trip.com data in the past 4 weeks, there is 44 flight per week flying from Hong Kong to Hanoi. You can check the weekly schedule for popular airlines on this route below: Vietnam Airlines: S/M/T/W/T/F/S -- VN593 (15:06) Cathay Pacific: S/M/T/W/T/F/S -- CX6263 (15:06)

• When are flight tickets from Hong Kong (HKG) to Hanoi (HAN) the cheapest?

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

• Which upcoming date is cheapest to fly from Hong Kong to Hanoi on?

  After crunching the numbers on our October flight calendar, it's currently cheapest to fly from Hong Kong to Hanoi on October 29, 2025 with HK Express, with prices starting at DKK 372.

• Which airports can I fly to for Hanoi from Hong Kong?

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

• Is there any time difference between Hong Kong and Hanoi?

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

• How do I change or cancel my ticket from Hong Kong to Hanoi?

  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.