Question 1

How popular is this Hong Kong to Hanoi flight route?

Accepted Answer

Within the past month, 32 users have taken a look at flights from Hong Kong Intl to Hanoi Noibai.

Question 2

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

Accepted Answer

Currently priced at £85, HK Express will fly you from Hong Kong to Hanoi and back. In addition to HK Express, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Cathay Pacific and Vietnam Airlines - these airlines can fly you to your destination from £98 and £142, respectively. HK Express is priced at 30% lower than the current average price of a flight leaving 3 months from now.

Question 3

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

Accepted Answer

The best time to book flights from Hong Kong to Hanoi is 81 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

Question 4

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

Accepted Answer

Currently, May is the cheapest month in which you can book a flight from Hong Kong to Hanoi (average of £793). Flying from Hong Kong to Hanoi in December is currently the most expensive (average of £1,137). 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 5

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 Wednesday mornings when fares are most often at their lowest. Thursday at midday flights should be avoided if possible as fares are typically the most expensive at this time.

Question 6

Weekly flight availability from Hong Kong to Hanoi

Accepted Answer

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

Question 7

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 8

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 9

What are the cheapest flights from Hong Kong to Hanoi?

Accepted Answer

While on average a flight from Hong Kong to Hanoi is generally £95, our data shows the cheapest flight currently is £46. When looking at the most popular route, (Hong Kong Intl - Hanoi Noibai), you can expect to pay £123 for that flight.

Question 10

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

Accepted Answer

Consider British Airways (86%), HK Express (80%) or Qatar Airways (59%) when booking your flight. These represent the most reliable airlines when flying from Hong Kong to Hanoi.

Question 11

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

Accepted Answer

Before booking your flight from Hong Kong to Hanoi check out the most popular airlines for this route: Cathay Pacific, HK Express or Vietnam Airlines.

Question 12

What is the cheapest day to fly round-trip 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 13

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

Accepted Answer

To save up to 12% on this flight, we recommend booking at least 46 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Hong Kong to Hanoi from £102 1-2 weeks out and tickets from £138 for flights departing within the next 72 hours.

Question 14

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

Accepted Answer

March is one of the best times of the year to fly to Hanoi from Hong Kong. Prices for March average £121 per person but you can even find prices for as low as £88. The most expensive prices can be found in the month of January. Opting for a March flight can save you 49% on your journey compared to booking in January

Question 15

What is the cheapest time of day to fly from HKG 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 16

What airports do I use to fly from Hong Kong to Hanoi?

Accepted Answer

Hanoi Noibai is the airport most travelers will use when flying to Hanoi from Hong Kong Intl. Booking flights from Hong Kong Intl (HKG) to Noibai (HAN) should be relatively easy as there are 8 daily flights to Hanoi from 3 different airlines. 2h 05m is how long a flight from Hong Kong to Hanoi Noibai will take if you book a nonstop flight.

Question 17

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 18

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 19

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 20

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 21

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

Accepted Answer

Millions of users choose and trust Cheapflights to book the best flight deals from Hong Kong to Hanoi for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Question 22

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

Accepted Answer

Cheapflights does show flights with no change fees to all users. To see these options for flights from Hong Kong to Hanoi, users can toggle the no change fees filter when performing a flight search.

Question 23

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

Accepted Answer

Yes, Cheapflights offers price alerts on Hong Kong to Hanoi flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

Round-trip from	£123
One-way from	£45
Popular in	January
Cheapest in	March
Average price	£108
Good round-trip deal	£137 or less
Good one-way deal	£47 or less

Airline	Cheapest	Average	Flexibility	On-time
HK Express	Cheapest£85	Average£102	FlexibilityNo cancel fee	On-time90%	Search HK Express flights
Cathay Pacific	Cheapest£98	Average£192	FlexibilityNo cancel fee	On-time72%	Search Cathay Pacific flights
Vietnam Airlines	Cheapest£142	Average£163	FlexibilityNo cancel fee	On-time81%	Search Vietnam Airlines flights

Cheap flights from Hong Kong to Hanoi from £45

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 23/10. 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 Intl to Hanoi Noibai are usually found in March or November, booked 81 days in advance, depart on a Monday or Thursday and return on a Friday

Cheap flight deals from Hong Kong to Hanoi

Round-trip from

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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 22 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 22 August 2025.

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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?

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

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

Weekly flight availability from Hong Kong to Hanoi

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 22 August 2025.

See what other customers who have flown with Cathay Pacific and Vietnam Airlines from Hong Kong to Hanoi have to say. You can also see how each airline compares 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 airports do I use to fly from Hong Kong to Hanoi?

How popular is this Hong Kong to Hanoi flight route?

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?

Browse thousands of different options on Cheapflights for your next trip

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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 22 August 2025.