Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Hong Kong to Hanoi from $109

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Hong Kong to Hanoi departing on 8/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult

Save money when you book flights with momondo

Big names, great deals

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Hong Kong to Hanoi

Cheap return flights

Enter your travel dates to find the best prices.
HK Express Logo
07:40 - 08:50
HKG
-
HAN
2h 10mdirect
HK Express Logo
21:55 - 00:40
HAN
-
HKG
1h 45mdirect
$206HK Express
Mon, 16 Mar - Tue, 17 Mar
HK Express Logo
07:40 - 08:50
HKG
-
HAN
2h 10mdirect
HK Express Logo
09:35 - 12:35
HAN
-
HKG
2h 00mdirect
$215HK Express
Wed, 4 Mar - Wed, 11 Mar
Multiple Airlines Logo
07:40 - 08:50
HKG
-
HAN
2h 10mdirect
Multiple Airlines Logo
06:00 - 15:40
HAN
-
HKG
8h 40m
1 stop
$278Multiple Airlines
Mon, 16 Mar - Tue, 17 Mar
Multiple Airlines Logo
20:55 - 22:10
HKG
-
HAN
26h 15m
1 stop
Multiple Airlines Logo
09:35 - 12:35
HAN
-
HKG
2h 00mdirect
$295Multiple Airlines
Wed, 4 Mar - Wed, 11 Mar
HK Express Logo
20:00 - 21:05
HKG
-
HAN
2h 05mdirect
HK Express Logo
09:35 - 12:40
HAN
-
HKG
2h 05mdirect
$331HK Express
Fri, 3 Apr - Tue, 14 Apr
Multiple Airlines Logo
07:40 - 08:50
HKG
-
HAN
2h 10mdirect
Multiple Airlines Logo
16:10 - 15:40
HAN
-
HKG
22h 30m
2 stops
$340Multiple Airlines
Mon, 16 Mar - Tue, 17 Mar
Vietnam Airlines Logo
14:30 - 15:35
HKG
-
HAN
2h 05mdirect
Vietnam Airlines Logo
10:30 - 13:30
HAN
-
HKG
2h 00mdirect
$367Vietnam Airlines
Thu, 23 Apr - Sat, 2 May
Vietnam Airlines Logo
14:30 - 15:35
HKG
-
HAN
2h 05mdirect
Vietnam Airlines Logo
10:30 - 13:30
HAN
-
HKG
2h 00mdirect
$369Vietnam Airlines
Thu, 23 Apr - Sat, 2 May
Vietnam Airlines Logo
14:30 - 15:35
HKG
-
HAN
2h 05mdirect
Vietnam Airlines Logo
10:30 - 13:30
HAN
-
HKG
2h 00mdirect
$373Vietnam Airlines
Sun, 31 May - Wed, 3 Jun
Multiple Airlines Logo
21:35 - 09:55
HKG
-
HAN
13h 20m
1 stop
Multiple Airlines Logo
21:50 - 00:55
HAN
-
HKG
2h 05mdirect
$385Multiple Airlines
Fri, 3 Apr - Tue, 14 Apr

HK Express flights from Hong Kong to Hanoi

Our best HK Express deals on Hong Kong to Hanoi flight tickets
HK Express
16 Mar
HKG07:40Hong Kong Intl
2h 10m
HAN08:50Hanoi Noibai
17 Mar
HAN21:55Hanoi Noibai
1h 45m
HKG00:40Hong Kong Intl
$206
HK Express
4 Mar
HKG07:40Hong Kong Intl
2h 10m
HAN08:50Hanoi Noibai
11 Mar
HAN09:35Hanoi Noibai
2h 00m
HKG12:35Hong Kong Intl
$215
HK Express
3 Apr
HKG20:00Hong Kong Intl
2h 05m
HAN21:05Hanoi Noibai
14 Apr
HAN09:35Hanoi Noibai
2h 05m
HKG12:40Hong Kong Intl
$331

China Eastern flights from Hong Kong to Hanoi

Our best China Eastern deals on Hong Kong to Hanoi flight tickets
China Eastern
16 Mar
HKG18:45Hong Kong Intl
21h 00m
2 stops
HAN14:45Hanoi Noibai
17 Mar
HAN18:45Hanoi Noibai
15h 45m
1 stop
HKG11:30Hong Kong Intl
$413
China Eastern
19 Mar
HKG09:20Hong Kong Intl
17h 25m
1 stop
HAN01:45Hanoi Noibai
20 Mar
HAN20:40Hanoi Noibai
17h 15m
1 stop
HKG14:55Hong Kong Intl
$434
China Eastern
3 Mar
HKG22:05Hong Kong Intl
28h 40m
1 stop
HAN01:45Hanoi Noibai
5 Mar
HAN15:45Hanoi Noibai
23h 20m
1 stop
HKG16:05Hong Kong Intl
$436

momondo Fare Finder

 
Customise your flight search to find flights from Hong Kong to Hanoi that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 78,305 searches. Data last updated 20 January 2026.
Use the filters below to find and compare flights from Hong Kong to Hanoi that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Hong KongHanoi

HKG - HAN

HKGHAN

Hong Kong Intl

Mon 16/3

07:40-08:50

Nonstop2h 10m

Hanoi Noibai

Tue 17/3

21:55-00:40

Nonstop1h 45m

$206

Hong KongHanoi

HKG - HAN

HKGHAN

Hong Kong Intl

Wed 4/3

07:40-08:50

Nonstop2h 10m

Hanoi Noibai

Wed 11/3

09:35-12:35

Nonstop2h 00m

$215

Hong KongHanoi

HKG - HAN

HKGHAN

Hong Kong Intl

Mon 16/3

07:40-08:50

Nonstop2h 10m

Hanoi Noibai

Tue 17/3

06:00-15:40

1 stop8h 40m

$278

Hong KongHanoi

HKG - HAN

HKGHAN

Hong Kong Intl

Wed 4/3

20:55-22:10

1 stop26h 15m

Hanoi Noibai

Wed 11/3

09:35-12:35

Nonstop2h 00m

$295

Hong KongHanoi

HKG - HAN

HKGHAN

Hong Kong Intl

Fri 3/4

20:00-21:05

Nonstop2h 05m

Hanoi Noibai

Tue 14/4

09:35-12:40

Nonstop2h 05m

$331

Hong KongHanoi

HKG - HAN

HKGHAN

Hong Kong Intl

Mon 16/3

07:40-08:50

Nonstop2h 10m

Hanoi Noibai

Tue 17/3

16:10-15:40

2 stops22h 30m

$340

Hong KongHanoi

HKG - HAN

HKGHAN

Hong Kong Intl

Thu 23/4

14:30-15:35

Nonstop2h 05m

Hanoi Noibai

Sat 2/5

10:30-13:30

Nonstop2h 00m

$367

Hong KongHanoi

HKG - HAN

HKGHAN

Hong Kong Intl

Thu 23/4

14:30-15:35

Nonstop2h 05m

Hanoi Noibai

Sat 2/5

10:30-13:30

Nonstop2h 00m

$369

Hong KongHanoi

HKG - HAN

HKGHAN

Hong Kong Intl

Sun 31/5

14:30-15:35

Nonstop2h 05m

Hanoi Noibai

Wed 3/6

10:30-13:30

Nonstop2h 00m

$373

Hong KongHanoi

HKG - HAN

HKGHAN

Hong Kong Intl

Fri 3/4

21:35-09:55

1 stop13h 20m

Hanoi Noibai

Tue 14/4

21:50-00:55

Nonstop2h 05m

$385

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Hanoi from

How to get the cheapest flight ticket from Hong Kong to Hanoi

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Hanoi?

The cheapest month to fly to Hanoi from Hong Kong is in August. Flight prices, which tend to average around $203, are often lower during this time because this is during the off-season. If you aren’t able to travel to Hanoi during the month of August, then flying in June is also cheap. Prices for this month can be found on momondo for an average of $204.

What is the cheapest day to depart on your flight to Hanoi?

The cheapest day to depart from Hong Kong to Hanoi is on a Monday. Travellers who choose to depart for Hanoi on a Monday will often find tickets for as low as $296. When flying out on a Wednesday, the most expensive travel day of the week, you can expect to see flight prices from Hong Kong to Hanoi for around $378.

What is the cheapest time of day to depart on your flight to Hanoi?

According to our data, the cheapest time of day to fly to Hanoi is in the morning. momondo users have found flights departing from Hong Kong to Hanoi in the morning for as low as $378. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights at midday are often more expensive, with an average ticket price of $653.

What is the cheapest Hong Kong Intl to Hanoi Noibai flight route?

Fly from Hong Kong Intl to Hanoi Noibai for the best Hong Kong Intl - Hanoi Noibai flight prices

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

You are more likely to see cheaper flights to Hanoi from Hong Kong when booking weeks ahead of your departure date. In general, you can expect to find flights to Hanoi for around $253 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Hanoi from Hong Kong for as low as $206 on momondo.

What cabin class options are available on Hong Kong Intl to Hanoi Noibai flights?

There are 2 cabin classes available to choose from on Hong Kong Intl to Hanoi Noibai flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Hong Kong to Hanoi flight prices changed over time?

As of January 2026, prices for Hong Kong to Hanoi flights are approximately 10% more expensive when compared to flights at the same time last year.

When to book flights from Hong Kong to Hanoi

Are you open to changing your travel dates? Check out the ideal times to fly from Hong Kong to Hanoi according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Hong Kong to Hanoi (HKG to HAN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Hong Kong to Hanoi

Best price found

$243

Fastest flight time

2h 05m

Direct flights

Every day

Airports in Hanoi

1 airport
The best one-way flight to Hanoi from Hong Kong in the past 72 hours is $243. The best return flight deal from Hong Kong to Hanoi found on momondo in the last 72 hours is $378.
The fastest flight from Hong Kong to Hanoi takes 2h 05m
Direct flights go from Hong Kong to Hanoi every day.
There is 1 airport in Hanoi. From Hong Kong there are direct flights to Hanoi Noibai (HAN).
Search flight deals

  • How far is Hong Kong Intl to Hanoi Noibai by plane?

    The straight-line distance from Hong Kong Intl to Hanoi Noibai is 874.7 km. Typically, this will take 2h 05m by plane in normal conditions.

  • When did momondo last update prices for flights from Hong Kong Intl Airport to Hanoi Noibai Airport?

    Prices for flights from Hong Kong Intl Airport to Hanoi Noibai Airport were last updated today.

  • How many operators does momondo search for flights from Hong Kong Intl Airport to Hanoi Noibai Airport?

  • How old do you have to be to fly from Hong Kong Intl Airport to Hanoi Noibai Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Hong Kong Intl Airport to Hanoi Noibai Airport.

  • What documentation or ID do you need to fly to Hanoi Noibai Airport?

    The travel and health documents you'll need for your trip to Hanoi Noibai Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's licence and a passport that is valid for six months after your intended arrival at Hanoi Noibai Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Hong Kong to Hanoi?

  • What is the most popular airline from Hong Kong to Hanoi?

Best airlines flying from Hong Kong to Hanoi

Compare and see reviews for airlines that fly from Hong Kong to Hanoi with momondo
Airline
Rating
Free cancellation
Price
HK ExpressPriceFrom $166Free cancellationRating
7.2
43 reviews
Search HK Express flights

  • HK Express Flights From Hong Kong to Hanoi

    HK Express is one of the most popular airlines flying from Hong Kong to Hanoi, operating 7 flights/week on average for this route. A good HK Express flight deal for Hong Kong to Hanoi starts from $166 round-trip, up to an average price of $296. Our users have rated HK Express at 7.2/10.

Why use momondo?

Why should I use momondo to find a flight deal from Hong Kong to Hanoi?

It is quick and easy to find Hong Kong to Hanoi flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Hanoi that suits you.

Can I find flights from Hong Kong to Hanoi with flexible booking policies on momondo?

momondo does allow users to show only those flights to Hanoi from Hong Kong which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Hong Kong to Hanoi?

momondo provides multiple filters to help you find the best flight to Hanoi from Hong Kong. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Hong Kong to Hanoi right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Hong Kong to Hanoi now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Hanoi and let you know when they change.

An easier way to manage your Hanoi trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Thu 19/2
Thu 26/2
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Vietnam