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Cheap flights from Hong Kong to Hanoi from $140

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 8/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap return flights

HK Express Logo
07:45 - 08:50HKG-HAN
2h 05mdirect
HK Express Logo
09:35 - 12:40HAN-HKG
2h 05mdirect
$187HK Express
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Tue, 12 Aug - Sat, 23 Aug
Logo
07:45 - 08:50HKG-HAN
2h 05mdirect
Logo
07:30 - 15:40HAN-HKG
7h 10m1 stop
$255
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Thu, 28 Aug - Thu, 4 Sep
Philippine Airlines Logo
23:00 - 00:45HKG-HAN
26h 45m1 stop
Philippine Airlines Logo
11:25 - 10:10HAN-HKG
21h 45m1 stop
$316Philippine Airlines
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Thu, 28 Aug - Thu, 4 Sep
Philippine Airlines Logo
23:00 - 00:45HKG-HAN
26h 45m1 stop
Philippine Airlines Logo
01:45 - 10:10HAN-HKG
7h 25m1 stop
$318Philippine Airlines
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Thu, 28 Aug - Wed, 3 Sep
China Eastern Logo
19:15 - 16:30HKG-HAN
22h 15m2 stops
China Eastern Logo
17:30 - 10:25HAN-HKG
15h 55m1 stop
$435China Eastern
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Tue, 12 Aug - Sat, 23 Aug
China Eastern Logo
19:15 - 16:30HKG-HAN
22h 15m2 stops
China Eastern Logo
02:20 - 12:45HAN-HKG
9h 25m1 stop
$436China Eastern
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Thu, 28 Aug - Wed, 3 Sep
Cathay Pacific Logo
17:10 - 18:25HKG-HAN
2h 15mdirect
Cathay Pacific Logo
19:25 - 22:20HAN-HKG
1h 55mdirect
$441Cathay Pacific
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Sun, 4 Jan - Wed, 7 Jan
China Airlines Logo
11:10 - 16:30HKG-HAN
6h 20m1 stop
China Airlines Logo
17:30 - 10:10HAN-HKG
15h 40m1 stop
$473China Airlines
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Sun, 4 Jan - Wed, 7 Jan
China Airlines Logo
11:10 - 16:30HKG-HAN
6h 20m1 stop
China Airlines Logo
11:35 - 09:15HAN-HKG
20h 40m1 stop
$474China Airlines
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Sun, 30 Nov - Fri, 19 Dec
Cathay Pacific Logo
17:10 - 18:25HKG-HAN
2h 15mdirect
Cathay Pacific Logo
11:05 - 14:00HAN-HKG
1h 55mdirect
$584Cathay Pacific
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Sun, 30 Nov - Fri, 19 Dec

Philippine Airlines flights from Hong Kong to Hanoi

Our best Philippine Airlines deals on Hong Kong to Hanoi flight tickets
Philippine Airlines
28 Aug
HKG23:00Hong Kong Intl
26h 45m
1 stop
HAN00:45Hanoi Noibai
4 Sept
HAN11:25Hanoi Noibai
21h 45m
1 stop
HKG10:10Hong Kong Intl
$316
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Philippine Airlines
28 Aug
HKG23:00Hong Kong Intl
26h 45m
1 stop
HAN00:45Hanoi Noibai
3 Sept
HAN01:45Hanoi Noibai
7h 25m
1 stop
HKG10:10Hong Kong Intl
$318
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Philippine Airlines
12 Aug
HKG18:20Hong Kong Intl
8h 10m
1 stop
HAN01:30Hanoi Noibai
23 Aug
HAN11:25Hanoi Noibai
21h 45m
1 stop
HKG10:10Hong Kong Intl
$385
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China Eastern flights from Hong Kong to Hanoi

Our best China Eastern deals on Hong Kong to Hanoi flight tickets
China Eastern
12 Aug
HKG19:15Hong Kong Intl
22h 15m
2 stops
HAN16:30Hanoi Noibai
23 Aug
HAN17:30Hanoi Noibai
15h 55m
1 stop
HKG10:25Hong Kong Intl
$435
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China Eastern
28 Aug
HKG19:15Hong Kong Intl
22h 15m
2 stops
HAN16:30Hanoi Noibai
3 Sept
HAN02:20Hanoi Noibai
9h 25m
1 stop
HKG12:45Hong Kong Intl
$436
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China Eastern
28 Aug
HKG19:15Hong Kong Intl
22h 15m
2 stops
HAN16:30Hanoi Noibai
4 Sept
HAN17:30Hanoi Noibai
22h 40m
2 stops
HKG17:10Hong Kong Intl
$483
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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 typical price of a round-trip flight between Hong Kong and Hanoi?

What is the cheapest month to fly to Hanoi?

The cheapest month to fly to Hanoi from Hong Kong is in March. Flight prices, which tend to average around $199, 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 March, then flying in November is also cheap. Prices for this month can be found on momondo for an average of $204.

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 $188. 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 $347.

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 $243 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 $184 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 July 2025, prices for Hong Kong to Hanoi flights are approximately 11% cheaper 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

$140

Fastest flight time

2h 05m

Direct flights

Mon, Wed, Thu, Sat and Sun

Airports in Hanoi

1 airport
The best one-way flight to Hanoi from Hong Kong in the past 72 hours is $140. The best return flight deal from Hong Kong to Hanoi found on momondo in the last 72 hours is $187.
The fastest flight from Hong Kong to Hanoi takes 2h 05m
Direct flights go from Hong Kong to Hanoi on Monday, Wednesday, Thursday, Saturday and Sunday. Airlines offering direct flights are: Cathay Pacific and HK Express..
There is 1 airport near Hanoi: Hanoi Noibai (HAN)
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  • 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 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?

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.

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