Cheap Flights from Hong Kong to Hanoi from € 55

Frequently Asked Questions

• Which airlines offer the cheapest flights from Hong Kong (HKG) to Hanoi (HAN)?

  Based on Trip.com data, HK Express offers one-way fares as low as € 55 on Cheapest nonstop routes (e.g. HKG to HAN on Fri, Dec 12), while HK Express offers Cheapest nonstop round-trips from € 102 departing on Thu, Jan 29 and returning on Mon, Feb 2.

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

  At the moment, you can catch a direct 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 is a flight from Hong Kong (HKG) to Hanoi (HAN)?

  It takes about 2 hours 12 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 45 flight per week flying from Hong Kong to Hanoi. You can check the weekly schedule for popular airlines on this route below: HK Express: S/M/T/W/T/F/S -- UO540 (08:04) Vietnam Airlines: S/M/T/W/T/F/S -- VN593 (15:03) Cathay Pacific: S/M/T/W/T/F/S -- CX6263 (15:03)

• How can I find the best deals on flights from Hong Kong to Hanoi?

  To find best deals on flights from Hong Kong to Hanoi, you can use various tools on Trip.com:
  · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Fri, Dec 12, with one-way flights priced at just € 55.
  · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is HK Express.
  · Set up price alerts to easily monitor ticket prices without having to check every day.
  · Check Trip.com flight deals and promo codes frequently.
  · Avoid peak season unless you book very early. It seems the peak season for Hanoi travel is around January.
  · Get exclusive promo codes for Trip.com app users.

• When is the best time to book a flight from Hong Kong to Hanoi to get the best price?

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

• Which upcoming date is the cheapest for flights from Hong Kong to Hanoi?

  After crunching the numbers on our December flight calendar, it's currently cheapest to fly from Hong Kong to Hanoi on December 10, 2025 with HK Express, with prices starting at € 50.

• Which airports can I fly through when travelling to 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).

• What is the time difference between Hong Kong and Hanoi?

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

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

  Tickets can only be changed or cancelled 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.