What day of the week experiences the fewest flight delays on this route?

Monday tends to have the lowest number of delays on this route, whereas Friday has historically faced a higher average of delays compared to other days of the week.

What is the most punctual flight time for Hong Kong to Hanoi flights?

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.

Which airline has the best punctuality record on Hong Kong to Hanoi flights?

Over the past year, HK Express has had the lowest number of delays on this route, with just 12% of flights being delayed.

How often are flights from Hong Kong to Hanoi delayed?

About 26% of weekly flights between Hong Kong and Hanoi have experienced delays in the past year, with the average delay time being 114 minutes.

How popular is this Hong Kong to Hanoi flight route?

Flights from Hong Kong Intl to Hanoi Noibai have been viewed 5 times in the past calendar month.

How long is the flight from Hong Kong to Hanoi?

There are many flights that can get you from Hong Kong to Hanoi in 2h 05m. Fly via WorldTicket, VietJet Air, or Sun PhuQuoc Airways to get the fastest option. The distance between Hong Kong and Hanoi is about 845 km. This flight may include one or multiple stops.

What is the cheapest airline to fly from Hong Kong to Hanoi round-trip?

According to our current data, HK Express (C$ 147), offers the cheapest pricing from Hong Kong to Hanoi. HK Express is 48% cheaper than the average price of flights available within the next 90 days to this destination.

What are the cheapest airlines to fly from Hong Kong to Hanoi one-way?

For one-way options, check prices for HK Express. According to our data, you can fly for as low as C$ 86. Users have also found prices from C$ 135 and C$ 175 on Hong Kong Airlines and Vietnam Airlines, respectively.

Weekly flight availability from Hong Kong to Hanoi

The most flights from HKG to HAN are scheduled on a Thursday (15 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (7 on average).

In terms of precipitation, rainfall in Hanoi ranges from 14.0 - 296.0 mm 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.

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).

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

Consider HK Express (93%), Air Canada (64%) or Qatar Airways (62%) when booking your flight. These represent the most reliable airlines when flying from Hong Kong to Hanoi.

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

Booking a flight from Hong Kong Intl (HKG) to Hanoi Noibai (HAN) is your only option if you wish to fly from Hong Kong to Hanoi. On a typical day, there are 10 flights from Hong Kong Intl to Noibai, all of which are around 2h 05m for a nonstop flight. You can also purchase a plane ticket from 1 airline when you book a flight from Hong Kong Intl to Hanoi.

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

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

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

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.

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

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.

C$ 135+ Cheap Flights from Hong Kong to Hanoi

Cheapflights Tip: The best prices from Hong Kong Intl to Hanoi Noibai are usually found in January or November, booked 34 days in advance, depart on a Monday or Wednesday and return on a Thursday

Cheap flight deals from Hong Kong to Hanoi

Enter your travel dates to find the best prices.

Cheapest

Best

Direct

Last-minute

One-way

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 8 September 2026.

Sun 29/1112:55 p.m. -

Nonstop2h 05m

Mon 30/119:15 a.m. -

Nonstop1h 40m

Deal found 7/9C$ 325

Mon 16/1112:55 p.m. -

Nonstop2h 05m

Thu 19/119:15 a.m. -

Nonstop1h 40m

Deal found 7/9C$ 348

Thu 8/101:05 p.m. -

Nonstop1h 55m

Mon 12/109:20 a.m. -

Nonstop1h 45m

Deal found 5/9C$ 352

Mon 9/112:30 p.m. -

Nonstop2h 15m

Tue 24/118:00 a.m. -

1 stop8h 25m

Deal found 8/9C$ 410

Wed 9/97:50 p.m. -

2 stops39h 05m

Sat 12/96:30 a.m. -

1 stop8h 10m

Deal found 5/9C$ 422

Fri 23/102:30 p.m. -

Nonstop2h 05m

Mon 26/1010:30 a.m. -

Nonstop2h 00m

Deal found 4/9C$ 426

Thu 22/102:30 p.m. -

Nonstop2h 05m

Mon 26/1010:30 a.m. -

Nonstop2h 00m

Deal found 5/9C$ 427

Sun 11/107:50 p.m. -

2 stops28h 00m

Fri 23/108:05 p.m. -

1 stop18h 35m

Deal found 3/9C$ 430

Thu 8/104:40 p.m. -

1 stop26h 05m

Sun 11/107:25 p.m. -

2 stops22h 25m

Deal found 5/9C$ 431

Find flight deals from Hong Kong to Hanoi

Round-trip from	C$ 325
One-way from	C$ 135
Popular in	February
Cheapest in	January
Average price	C$ 305

Sun PhuQuoc Airways
29/11-30/11
Nonstop
3h 45m total
Hong Kong to Hanoi

Search Deals

HK Express
27/10-31/12
Nonstop
2h 15m total
Hong Kong to Hanoi

Search Deals

High demand for flights, 7% potential price rise

Search Deals

Cheapest flight prices on average. 2% potential price decrease (C$ 11 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in September 2026

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Hong KongHanoi

HKG Hong Kong Intl - HAN Hanoi Noibai

HKGHAN

Hong Kong Intl

Sun 15/11

7:50 p.m.-8:10 a.m.

1 stop13h 20m

Hanoi Noibai

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 245

Hong KongHanoi

HKG Hong Kong Intl - HAN Hanoi Noibai

HKGHAN

Hong Kong Intl

Mon 14/9

7:50 p.m.-10:35 p.m.

2 stops27h 45m

Hanoi Noibai

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 245

Hong KongHanoi

HKG Hong Kong Intl - HAN Hanoi Noibai

HKGHAN

Hong Kong Intl

Sun 13/9

7:50 p.m.-10:50 p.m.

2 stops28h 00m

Hanoi Noibai

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 245

Hong KongHanoi

HKG Hong Kong Intl - HAN Hanoi Noibai

HKGHAN

Hong Kong Intl

Thu 12/11

7:50 p.m.-7:05 p.m.

2 stops24h 15m

Hanoi Noibai

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 245

Hong KongHanoi

HKG Hong Kong Intl - HAN Hanoi Noibai

HKGHAN

Hong Kong Intl

Thu 10/12

6:40 p.m.-9:10 a.m.

1 stop15h 30m

Hanoi Noibai

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 253

Hong KongHanoi

HKG Hong Kong Intl - HAN Hanoi Noibai

HKGHAN

Hong Kong Intl

Mon 5/10

7:50 p.m.-10:35 p.m.

2 stops27h 45m

Hanoi Noibai

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 256

Hong KongHanoi

HKG Hong Kong Intl - HAN Hanoi Noibai

HKGHAN

Hong Kong Intl

Mon 30/11

7:50 p.m.-3:50 p.m.

1 stop21h 00m

Hanoi Noibai

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 263

Hong KongHanoi

HKG Hong Kong Intl - HAN Hanoi Noibai

HKGHAN

Hong Kong Intl

Tue 27/10

7:15 p.m.-3:15 p.m.

2 stops21h 00m

Hanoi Noibai

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 263

Hong KongHanoi

HKG Hong Kong Intl - HAN Hanoi Noibai

HKGHAN

Hong Kong Intl

Mon 19/10

7:50 p.m.-10:05 p.m.

2 stops27h 15m

Hanoi Noibai

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 264

Hong KongHanoi

HKG Hong Kong Intl - HAN Hanoi Noibai

HKGHAN

Hong Kong Intl

Sun 25/10

7:50 p.m.-1:00 p.m.

2 stops42h 10m

Hanoi Noibai

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 264

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/9

Showing 1-10 of 23 resultsSorted by cheapest first

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.

HKG-HAN

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

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

Prices

Airlines

Delays

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

The price you pay for your flight from Hong Kong to Hanoi may vary depending on when you book. For the best chance of a lower fare, look to book 33 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, January is the cheapest month in which you can book a flight from Hong Kong to Hanoi (average of C$ 199). Flying from Hong Kong to Hanoi in February is currently the most expensive (average of C$ 359). 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.

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

When flying from Hong Kong to Hanoi, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 57% versus a flight in the afternoon.

How much does it cost to fly round-trip from Hong Kong to Hanoi?

Airfare is typical for this route at the moment.

Hong Kong to Hanoi flights typically cost between C$ 243 and C$ 384 in November.
The cheapest round-trip price found within the last 5 days was C$ 325 on Sun PhuQuoc Airways (29 Nov-30 Nov).

Reviews of airlines servicing Hanoi

See what other customers who have flown with HK Express 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.

HK Express

7.2

Good

47 reviews

Check prices

HK Express

7.2

Good

47 reviews

HK Express

7.2

Good

47 reviews

Check prices

Related info for your journey

What airports do I use to fly from Hong Kong to Hanoi?
Booking a flight from Hong Kong Intl (HKG) to Hanoi Noibai (HAN) is your only option if you wish to fly from Hong Kong to Hanoi. On a typical day, there are 10 flights from Hong Kong Intl to Noibai, all of which are around 2h 05m for a nonstop flight. You can also purchase a plane ticket from 1 airline when you book a flight from Hong Kong Intl to Hanoi.
How popular is this Hong Kong to Hanoi flight route?
Flights from Hong Kong Intl to Hanoi Noibai have been viewed 5 times in the past calendar month.
How long is the flight from Hong Kong to Hanoi?
There are many flights that can get you from Hong Kong to Hanoi in 2h 05m. Fly via WorldTicket, VietJet Air, or Sun PhuQuoc Airways to get the fastest option. The distance between Hong Kong and Hanoi is about 845 km. This flight may include one or multiple stops.
What is the cheapest airline to fly from Hong Kong to Hanoi round-trip?
According to our current data, HK Express (C$ 147), offers the cheapest pricing from Hong Kong to Hanoi. HK Express is 48% cheaper than the average price of flights available within the next 90 days to this destination.
What are the cheapest airlines to fly from Hong Kong to Hanoi one-way?
For one-way options, check prices for HK Express. According to our data, you can fly for as low as C$ 86. Users have also found prices from C$ 135 and C$ 175 on Hong Kong Airlines and Vietnam Airlines, respectively.
What are the most reliable airlines from Hong Kong to Hanoi?
Consider HK Express (93%), Air Canada (64%) or Qatar Airways (62%) when booking your flight. These represent the most reliable airlines when flying from Hong Kong to Hanoi.
Can I find deals for flights from Hong Kong to Hanoi that include hotel bookings?
Yes. In addition to deals on Hong Kong to Hanoi flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Hong Kong to Hanoi?
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.
Can I find deals for business class flights from Hong Kong to Hanoi?
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.
What is the cheapest month to book a flight from Hong Kong to Hanoi?
Currently, January is the cheapest month in which you can book a flight from Hong Kong to Hanoi (average of C$ 199). Flying from Hong Kong to Hanoi in February is currently the most expensive (average of C$ 359). 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Alternative routes

Complete your trip

Flights by cabin class

Hanoi flight routes

Other flight options

Other flights from Hong Kong

Popular flights

Alternative routes for Hong Kong to Hanoi

Hong Kong to Ho Chi Minh City flights

Top airline flying from Hong Kong to Hanoi

Airline	Cheapest	Average	Flexibility	On-time
HK Express	CheapestC$ 147	AverageC$ 177	FlexibilityNo cancel fee	On-time90%	Search HK Express flights

Fly with Cheapflights

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

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Hong Kong to Hanoi. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Hanoi from Hong Kong.

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

Yes! Cheapflights helps users easily 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?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

Cheap flights from Hong Kong to Hanoi from C$ 135

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 27/10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap 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 8 September 2026.

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 8 September 2026.

Best flights from Hong Kong to HanoiDiscover carefully curated flight deals from Hong Kong to Hanoi that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 8 September 2026.

Discover carefully curated flight deals from Hong Kong to Hanoi that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 8 September 2026.

Direct flights from Hong Kong to HanoiExplore direct flight options from Hong Kong to Hanoi based on user searches, and compare prices and availability for your desired travel dates. Data last updated 8 September 2026.

Explore direct flight options from Hong Kong to Hanoi based on user searches, and compare prices and availability for your desired travel dates. Data last updated 8 September 2026.

Last-minute flights from Hong Kong to HanoiDiscover last-minute flight deals from Hong Kong to Hanoi. Data last updated 8 September 2026 and is based on user searches.

Discover last-minute flight deals from Hong Kong to Hanoi. Data last updated 8 September 2026 and is based on user searches.

One-way flights from Hong Kong to HanoiSearch for one-way flight options from Hong Kong to Hanoi. Find affordable one-way fares based on user searches. Data last updated 8 September 2026.

Search for one-way flight options from Hong Kong to Hanoi. Find affordable one-way fares based on user searches. Data last updated 8 September 2026.

Find flight deals from Hong Kong to Hanoi

Round-trip from

One-way from

Popular in

Cheapest in

Average price

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

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

The price you pay for your flight from Hong Kong to Hanoi may vary depending on when you book. For the best chance of a lower fare, look to book 33 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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?

When flying from Hong Kong to Hanoi, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 57% versus a flight in the afternoon.

How much does it cost to fly round-trip from Hong Kong to Hanoi?

Airfare is typical for this route at the moment.

Hong Kong to Hanoi flights typically cost between C$ 243 and C$ 384 in November.The cheapest round-trip price found within the last 5 days was C$ 325 on Sun PhuQuoc Airways (29 Nov-30 Nov).

Weekly flight availability from Hong Kong to Hanoi

The most flights from HKG to HAN are scheduled on a Thursday (15 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (7 on average).

How often are flights from Hong Kong to Hanoi delayed?

About 26% of weekly flights between Hong Kong and Hanoi have experienced delays in the past year, with the average delay time being 114 minutes.

What is the most punctual flight time for Hong Kong to Hanoi flights?

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Monday tends to have the lowest number of delays on this route, whereas Friday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Hong Kong to Hanoi flights?

Over the past year, HK Express has had the lowest number of delays on this route, with just 12% of flights being delayed.

Reviews of airlines servicing Hanoi

See what other customers who have flown with HK Express 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

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

How popular is this Hong Kong to Hanoi flight route?

How long is the flight from Hong Kong to Hanoi?

What is the cheapest airline to fly from Hong Kong to Hanoi round-trip?

What are the cheapest airlines to fly from Hong Kong to Hanoi one-way?

What are the most reliable airlines 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Hong Kong to Hanoi

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Hanoi by adding a car rental and/or hotel reservation to your travel itinerary.

Search flights from Hong Kong to Hanoi by cabin class

Find flights from Hong Kong to Hanoi, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Other flights to Hanoi

Explore flights to Hanoi departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 8 September 2026.

Hong Kong and Hanoi flights

Browse other Hong Kong and Hanoi flight options. Last updated on 8 September 2026.

Other flights from Hong Kong

Browse through other flights departing from Hong Kong. Flights are based on user searches made on Cheapflights and were last updated on 8 September 2026.

Popular flight searches

Check out other popular destinations found by fellow travellers in 2026

Top airline flying from Hong Kong to Hanoi

Fly with Cheapflights

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?

100% Free

Book with Flexibility

Travel Smart

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 8 September 2026.

Best flights from Hong Kong to Hanoi
Discover carefully curated flight deals from Hong Kong to Hanoi that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 8 September 2026.

Direct flights from Hong Kong to Hanoi
Explore direct flight options from Hong Kong to Hanoi based on user searches, and compare prices and availability for your desired travel dates. Data last updated 8 September 2026.

Last-minute flights from Hong Kong to Hanoi
Discover last-minute flight deals from Hong Kong to Hanoi. Data last updated 8 September 2026 and is based on user searches.

One-way flights from Hong Kong to Hanoi
Search for one-way flight options from Hong Kong to Hanoi. Find affordable one-way fares based on user searches. Data last updated 8 September 2026.

Hong Kong to Hanoi flights typically cost between C$ 243 and C$ 384 in November.
The cheapest round-trip price found within the last 5 days was C$ 325 on Sun PhuQuoc Airways (29 Nov-30 Nov).