Question 1

How popular is this Hong Kong to Hanoi flight route?

Accepted Answer

Flights from Hong Kong to Hanoi Noibai have been viewed 631 times in the past calendar month. Find deals

Question 2

How long is the flight from Hong Kong to Hanoi?

Accepted Answer

HK Express can get you from Hong Kong to Hanoi in just under 2h 05m. Your travel time will be generally consistent. There are 845 km between Hong Kong and Hanoi. Most flights are nonstop. Find deals

Question 3

What are the cheapest airlines flying from Hong Kong to Hanoi round-trip?

Accepted Answer

Flying on HK Express is currently your cheapest option to Hanoi, with prices starting at HK$913. Additional round-trip tickets that might be worth considering are offered by Cathay Pacific and Vietnam Airlines, with the lowest prices starting at HK$1,043 and HK$1,262, respectively. HK Express is priced at 27% lower than the current average price of a flight leaving 3 months from now. Find deals

Question 4

How far ahead should I book a flight from Hong Kong to Hanoi?

Accepted Answer

Booking 81 days in advance of your planned departure date is, on average, the best time to get cheap flights from Hong Kong to Hanoi. The general trend is that the closer you book to the departure date, the more expensive your flight will be. Find deals

Question 5

What is the cheapest month to book a flight from Hong Kong to Hanoi?

Accepted Answer

Currently, December is the cheapest month in which you can book a flight from Hong Kong to Hanoi (average of HK$126). Flying from Hong Kong to Hanoi in April is currently the most expensive (average of HK$160). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Question 6

What is the cheapest day to fly from Hong Kong to Hanoi?

Accepted Answer

Travellers seeking maximum savings on their Hong Kong to Hanoi flight should consider departing on Monday mornings when fares are most often at their lowest. Saturday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Question 7

Weekly flight availability from Hong Kong to Hanoi

Accepted Answer

The most flights from HK0 to HAN are scheduled on a Tuesday (13 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (4 on average).

Question 8

E

Accepted Answer

In terms of precipitation, rainfall in Hanoi ranges from 14.0 - 296.0 inches per month. August is typically the wettest month, when rainfall can reach 296.0 mm. December is typically the driest time to visit Hanoi when rainfall is around 14.0 mm.

Question 9

E

Accepted Answer

If weather is an important factor for your trip to Hanoi, use this chart to help with planning. For those seeking warmer temperatures, June is the ideal time of year to visit, when temperatures reach an average of 29.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 17.0 C).

Question 10

What are the cheapest flights from Hong Kong to Hanoi?

Accepted Answer

The cheapest flight price from Hong Kong to Hanoi is HK$470. On average you can expect to pay HK$808. The most popular route, (Hong Kong Intl - Hanoi Noibai), can usually be booked for HK$1,258.

Question 11

What are the most reliable airlines from Hong Kong to Hanoi?

Accepted Answer

No one likes to see their flight delayed. When booking a flight from Hong Kong to Hanoi consider choosing British Airways(86%), HK Express(80%) or Qatar Airways(59%), as they are the most reliable in getting you off to your destination on time.

Question 12

What are the most popular airlines that fly from Hong Kong to Hanoi?

Accepted Answer

Consider Cathay Pacific, HK Express or Vietnam Airlines when booking your flight. These represent the most popular airlines when flying from Hong Kong to Hanoi.

Question 13

What is the cheapest day to fly return from Hong Kong to Hanoi?

Accepted Answer

It’s generally more expensive to depart on a Sunday, if you have to leave on this day you can still search on Cheapflights to find great options that meet your needs.

Question 14

How far in advance should I book a flight from Hong Kong to Hanoi?

Accepted Answer

Find a great deal and save up to 12% by booking at least 46 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from Hong Kong to Hanoi within the next two weeks, with the cheapest ticket starting at HK$1,054.

Question 15

What is the cheapest month to fly from Hong Kong to Hanoi?

Accepted Answer

Our data shows that March tends to be the cheapest month to fly to Hanoi from Hong Kong. Users have commonly found prices around HK$1,265 for the month, but tickets can be as low as HK$922. Due to multiple factors, prepare for potentially higher prices in January.

Question 16

What is the cheapest time of day to fly from HK to HAN?

Accepted Answer

Unlike in the afternoon, when flights are generally more expensive, you can save up to 50% on flights from Hong Kong to Hanoi by exploring options for tickets in the morning.

Question 17

What airport do you fly into for flights to Hanoi from Hong Kong?

Accepted Answer

Located just 22.8 km from the city centre, Hanoi Noibai (HAN) is the airport most travelers will use when flying to Hanoi from Hong Kong.

Question 18

Can I find deals for flights from Hong Kong to Hanoi that include hotel bookings?

Accepted Answer

Yes. In addition to deals on Hong Kong to Hanoi flights, Cheapflights offers holiday packages that include both flights and hotel.

Question 19

How can I find direct flights from Hong Kong to Hanoi?

Accepted Answer

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Hong Kong to Hanoi.

Question 20

Can I find deals for business class flights from Hong Kong to Hanoi?

Accepted Answer

Yes. Cheapflights offers flight deals from Hong Kong to Hanoi by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

Question 21

How does Cheapflights help users find flights from Hong Kong to Hanoi?

Accepted Answer

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Hanoi from Hong Kong today with Cheapflights!

Question 22

Why should you use Cheapflights to find cheap flight tickets from Hong Kong to Hanoi?

Accepted Answer

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Hong Kong to Hanoi for you. Better yet — we are completely free to use.

Question 23

Can Cheapflights find flights from Hong Kong to Hanoi with no change fees?

Accepted Answer

Users can book flights with no change fees policies with our dedicated filters. Book flights from Hong Kong to Hanoi flexibly with Cheapflights today.

Question 24

Can Cheapflights notify me if prices for flights from Hong Kong to Hanoi become cheaper?

Accepted Answer

Of course! You can now track prices for flights from Hong Kong to Hanoi and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

Round-trip from	HK$937
One-way from	HK$476
Popular in	January
Cheapest in	March
Average price	HK$1,078
Good round-trip deal	HK$933 or less
Good one-way deal	HK$503 or less

Airline	Cheapest	Average	Flexibility	On-time
HK Express	CheapestHK$924	AverageHK$1,077	FlexibilityNo cancel fee	On-time90%	Search HK Express flights
Cathay Pacific	CheapestHK$1,043	AverageHK$2,280	FlexibilityNo cancel fee	On-time72%	Search Cathay Pacific flights
Vietnam Airlines	CheapestHK$1,256	AverageHK$1,807	FlexibilityNo cancel fee	On-time81%	Search Vietnam Airlines flights

Cheap flights from Hong Kong to Hanoi from HK$476

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 22-12. Fares are subject to change and may not be available on all flights or dates of travel.

Cheapflights Tip: The best prices from Hong Kong to Hanoi Noibai are usually found in March or November, booked 81 days in advance, depart on a Monday or Tuesday and return on a Wednesday

Cheap flight deals from Hong Kong to Hanoi

Keep the following information in mind while searching for Hong Kong to Hanoi flight deals. Data was last updated 26 August 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

Find flight deals from Hong Kong to Hanoi

Cheapest flights from Hong Kong to HanoiExplore the most affordable flight options available from Hong Kong to Hanoi. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 26 August 2025.

Explore the most affordable flight options available from Hong Kong to Hanoi. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 26 August 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Hong Kong to Hanoi that are best for you.

Best time to book a flight from Hong Kong to Hanoi

Have a flexible travel schedule? Discover the best time to fly to Hanoi from Hong Kong with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Hong Kong to Hanoi

How far ahead should I book a flight from Hong Kong to Hanoi?

Use this chart to determine the optimal time to book a return flight from Hong Kong to Hanoi. Price data was last updated on 22 August 2025.

What is the cheapest month to book a flight from Hong Kong to Hanoi?

What is the cheapest time of day to fly from HK to HAN?

Find hourly flight availability from Hong Kong to Hanoi. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 26 August 2025.

Weekly flight availability from Hong Kong to Hanoi

Explore weekly flight availability from Hong Kong to Hanoi. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 26 August 2025.

Reviews of airlines servicing Hanoi

Get insights into the airlines that provide service to Hanoi. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Hanoi. Reviews last updated 26 August 2025.

Read reviews from past customers who have flown with Cathay Pacific and Vietnam Airlines from Hong Kong to Hanoi. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Hong Kong to Hanoi. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airport do you fly into for flights to Hanoi from Hong Kong?

How popular is this Hong Kong to Hanoi flight route?

How long is the flight from Hong Kong to Hanoi?

What are the cheapest airlines flying from Hong Kong to Hanoi round-trip?

What are the most reliable airlines from Hong Kong to Hanoi?

What are the cheapest flights from Hong Kong to Hanoi?

Can I find deals for flights from Hong Kong to Hanoi that include hotel bookings?

How can I find direct flights from Hong Kong to Hanoi?

Can I find deals for business class flights from Hong Kong to Hanoi?

What is the cheapest month to book a flight from Hong Kong to Hanoi?

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Alternative routes for Hong Kong to Hanoi

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Top 3 airlines flying from Hong Kong to Hanoi

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How does Cheapflights help users find flights from Hong Kong to Hanoi?

Why should you use Cheapflights to find cheap flight tickets from Hong Kong to Hanoi?

Can Cheapflights find flights from Hong Kong to Hanoi with no change fees?

Can Cheapflights notify me if prices for flights from Hong Kong to Hanoi become cheaper?

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Cheapest flights from Hong Kong to Hanoi
Explore the most affordable flight options available from Hong Kong to Hanoi. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 26 August 2025.