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$63+ Cheap flights from Hong Kong (HKG) to Hanoi (HAN)

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 9/21. Fares are subject to change and may not be available on all flights or dates of travel.
HKG — HAN
Oct 15 — Oct 221
Wed 10/15
Wed 10/22
1 adult, Economy
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Cheapflights Tip: The best prices from Hong Kong Intl to Hanoi Noibai are usually found in October or November, booked 81 days in advance, depart on a Tuesday or Wednesday and return on a Thursday

Cheap flight deals from Hong Kong to Hanoi

Discover tips and strategies to find the most affordable flight options for your journey from Hong Kong (HKG) to Hanoi (HAN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 15, 2025.

Round-trip from

$119
(Trip.com)

One-way from

$63
(Trip.com)

Popular in

January

Cheapest in

October

Average price

$153

Good round-trip deal

$119 or less

Good one-way deal

$84 or less
From Hong Kong Intl to Hanoi Noibai
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One-way flight from Hong Kong Intl to Hanoi Noibai
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Highest demand for flights based on searches. 20% potential increase in price ($41 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($8 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Price to beat on a round-trip flight from Hong Kong Intl to Hanoi Noibai.
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Price to beat on a one-way flight from Hong Kong Intl to Hanoi Noibai.
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Find flight deals from Hong Kong to Hanoi

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 September 15, 2025.

This Trip.com deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/247:45 amHKG - HAN
Nonstop2h 05mHK Express
Thu 9/259:35 amHAN - HKG
Nonstop2h 05mHK Express
Deal found 9/14$119
This Kiwi.com deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/177:45 amHKG - HAN
Nonstop2h 05mHK Express
Sat 9/209:35 amHAN - HKG
Nonstop2h 05mHK Express
Deal found 9/14$123
This Priceline deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/147:45 amHKG - HAN
Nonstop2h 05mHK Express
Tue 10/219:35 amHAN - HKG
Nonstop2h 05mHK Express
Deal found 9/14$125
This Kiwi.com deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/97:45 amHKG - HAN
Nonstop2h 05mHK Express
Mon 10/139:35 amHAN - HKG
Nonstop2h 05mHK Express
Deal found 9/15$144
This Trip.com deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/257:45 amHKG - HAN
Nonstop2h 05mHK Express
Thu 10/309:30 amHAN - HKG
Nonstop2h 05mHK Express
Deal found 9/15$149
This Kiwi.com deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/147:45 amHKG - HAN
Nonstop2h 05mMultiple Airlines
Tue 10/212:50 pmHAN - HKG
1 stop8h 35mMultiple Airlines
Deal found 9/14$157
This Kiwi.com deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/97:25 amHKG - HAN
Nonstop2h 20mMultiple Airlines
Thu 12/115:50 amHAN - HKG
1 stop6h 10mMultiple Airlines
Deal found 9/14$158
This Kiwi.com deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/247:45 amHKG - HAN
Nonstop2h 05mMultiple Airlines
Thu 9/257:30 amHAN - HKG
1 stop7h 10mMultiple Airlines
Deal found 9/14$161
This Mytrip deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/98:05 pmHKG - HAN
Nonstop2h 05mMultiple Airlines
Tue 11/111:00 pmHAN - HKG
1 stop10h 25mMultiple Airlines
Deal found 9/14$163
This Kiwi.com deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/174:30 pmHKG - HAN
1 stop15h 20mMultiple Airlines
Sat 9/209:35 amHAN - HKG
Nonstop2h 05mMultiple Airlines
Deal found 9/14$165
This Kiwi.com deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/307:25 amHKG - HAN
Nonstop2h 20mMultiple Airlines
Thu 11/65:40 pmHAN - HKG
1 stop20h 20mMultiple Airlines
Deal found 9/15$166

Cheapflights Fare Finder

 
Customize 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, Cheapflights users made 2,558,603 searches. Data last updated September 15, 2025.
Use the filters below to find and compare flights from Hong Kong to Hanoi that are best for you.

Fly from

Hong Kong

Fly to

Hanoi

Route

Depart

Return

Price

Hong KongHanoi

HKG - HAN

HKGHAN

Hong Kong Intl

Tue 10/14

7:45 am-8:50 am

Nonstop2h 05m

Hanoi Noibai

Tue 10/21

9:35 am-12:40 pm

Nonstop2h 05m

$125

Hong KongHanoi

HKG - HAN

HKGHAN

Hong Kong Intl

Sun 11/9

8:05 pm-9:10 pm

Nonstop2h 05m

Hanoi Noibai

Tue 11/11

1:00 pm-12:25 am

1 stop10h 25m

$163

Hong KongHanoi

HKG - HAN

HKGHAN

Hong Kong Intl

Wed 10/29

7:25 am-8:45 am

Nonstop2h 20m

Hanoi Noibai

Wed 11/5

11:25 pm-12:25 am

2 stops24h 00m

$190

Hong KongHanoi

HKG - HAN

HKGHAN

Hong Kong Intl

Thu 12/25

8:05 pm-10:35 am

1 stop15h 30m

Hanoi Noibai

Sun 12/28

11:35 am-9:15 am

1 stop20h 40m

$284

Hong KongHanoi

HKG - HAN

HKGHAN

Hong Kong Intl

Sun 10/12

1:20 pm-1:20 am

1 stop13h 00m

Hanoi Noibai

Sun 10/19

5:30 pm-10:30 am

2 stops16h 00m

$291

Hong KongHanoi

HKG - HAN

HKGHAN

Hong Kong Intl

Sat 11/1

5:10 pm-6:25 pm

Nonstop2h 15m

Hanoi Noibai

Tue 11/4

11:05 am-2:00 pm

Nonstop1h 55m

$293

Hong KongHanoi

HKG - HAN

HKGHAN

Hong Kong Intl

Sun 11/30

1:40 pm-1:50 am

1 stop13h 10m

Hanoi Noibai

Thu 12/18

2:50 am-12:30 pm

1 stop8h 40m

$325

Hong KongHanoi

HKG - HAN

HKGHAN

Hong Kong Intl

Sun 10/12

6:10 pm-4:30 pm

2 stops23h 20m

Hanoi Noibai

Sun 10/19

5:30 pm-10:30 am

2 stops16h 00m

$362

Hong KongHanoi

HKG - HAN

HKGHAN

Hong Kong Intl

Thu 1/8

6:40 pm-3:05 pm

1 stop21h 25m

Hanoi Noibai

Mon 1/12

7:15 am-5:25 pm

2 stops9h 10m

$367

Hong KongHanoi

HKG - HAN

HKGHAN

Hong Kong Intl

Sun 11/30

8:50 am-10:05 am

Nonstop2h 15m

Hanoi Noibai

Fri 12/19

11:05 am-2:00 pm

Nonstop1h 55m

$388

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

Showing 1-10 of 21 results
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2
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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.
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

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

Use this chart to determine the optimal time to book a round-trip flight from Hong Kong to Hanoi. Price data was last updated on September 12, 2025.

To ensure you get the cheapest price possible for a flight from Hong Kong to Hanoi, you should look to book at least 81 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, September is the cheapest month in which you can book a flight from Hong Kong to Hanoi (average of $864). Flying from Hong Kong to Hanoi in December is currently the most expensive (average of $1,600). 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?

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 September 15, 2025.

A simple way to save on the total cost of your ticket is to fly from Hong Kong to Hanoi in the morning. If you’re flexible enough to do this you can expect to save up to 50% on your trip compared to booking a flight in the afternoon.

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 September 15, 2025.
Get a feel of what it's like to fly with Cathay Pacific and Vietnam Airlines from Hong Kong to Hanoi by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Cathay Pacific
7.6
Good
993 reviews

Boarding

7.9

Food

7.3

Crew

8.1

Comfort

7.6

Entertainment

7.8

Overall

7.6

Reviews

1 / 20
10.0
Excellent

anish,Aug 2025

HKG - KTM

Journey was way better than on the airbus from Toronto to Hongkong , as the economy seats were better .
Cathay Pacific
7.6
Good
993 reviews
Cathay Pacific
7.6
Good
993 reviews

Boarding

7.9

Food

7.3

Crew

8.1

Comfort

7.6

Entertainment

7.8

Overall

7.6

Reviews

1 / 20
10.0
Excellent

anish,Aug 2025

HKG - KTM

Journey was way better than on the airbus from Toronto to Hongkong , as the economy seats were better .
Vietnam Airlines
7.6
Good
201 reviews
Cathay Pacific
7.6
Good
993 reviews

Boarding

7.9

Food

7.3

Crew

8.1

Comfort

7.6

Entertainment

7.8

Overall

7.6

Reviews

1 / 20
10.0
Excellent

anish,Aug 2025

HKG - KTM

Journey was way better than on the airbus from Toronto to Hongkong , as the economy seats were better .

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?

    You will need to book a flight from Hong Kong Intl to Hanoi Noibai if you want to fly from Hong Kong to Hanoi. At least 3 different airlines have flights from Hong Kong Intl (HKG) to Noibai (HAN) on a regular basis. There are 10 flights to Hanoi from the Hong Kong airport per day. If you manage to book one that is nonstop, then you can expect the flight time from HKG to HAN to be around 2h 05m.

  • How popular is this Hong Kong to Hanoi flight route?

    Flights from Hong Kong Intl to Hanoi Noibai have been viewed 17 times in the past calendar month.

  • How long is the flight from Hong Kong to Hanoi?

    Airlines like HK Express, China Airlines, and China Eastern fly from Hong Kong to Hanoi in about 2h 05m. The time it takes to get you to your destination can typically vary by up to 13h 25m. There are 525 mi between Hong Kong and Hanoi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    Currently priced at $114, 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 Vietnam Airlines and Cathay Pacific - these airlines can fly you to your destination from $207 and $220, respectively. You may be able to fly from Hong Kong to Hanoi for 29% less than the average price by searching for these airlines.

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

    The cheapest airline one-way is HK Express, with whom users have recently found tickets for as low as $69. However, be on the lookout for offers from Vietnam Airlines and China Airlines, as they are both options that can get you from Hong Kong to Hanoi for a low price.

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

    Before booking your flight to Hanoi from Hong Kong, check out the most reliable airlines to get you to your destination on time: HK Express (80%), British Airways (59%), Qatar Airways( 55%).

  • What are the cheapest flights from Hong Kong to Hanoi?

    The cheapest flight price from Hong Kong to Hanoi is $61. On average you can expect to pay $299. The most popular route, (Hong Kong Intl - Hanoi Noibai), can usually be booked for $158.

  • 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, September is the cheapest month in which you can book a flight from Hong Kong to Hanoi (average of $864). Flying from Hong Kong to Hanoi in December is currently the most expensive (average of $1,600). 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

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Alternative routes for Hong Kong to Hanoi

See prices for flight routes from nearby airports that may be better suited for you.
Hong Kong to Da Nang flights
Hong Kong to Ho Chi Minh City flights

Top 3 airlines flying from Hong Kong to Hanoi

Discover the top 3 airlines that operate flights from Hong Kong to Hanoi. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
HK ExpressCheapest$114Average$135FlexibilityNo cancel feeOn-time90%
Vietnam AirlinesCheapest$207Average$233FlexibilityNo cancel feeOn-time81%
Cathay PacificCheapest$220Average$297FlexibilityNo cancel feeOn-time72%

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