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Cheap Flights from Hong Kong (HKG) to Hanoi (HAN)

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Compare Hong Kong Intl to Hanoi flight deals

Find the cheapest month or even day of the year to fly to Hanoi

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Flight deals from Hong Kong Intl to Hanoi

Looking for a cheap last-minute deal or the best return flight from Hong Kong Intl to Hanoi? Find the lowest prices on one-way and return tickets right here.
Hanoi.$176 per passenger.Departing Tue, 4 Nov, returning Mon, 10 Nov.Return flight with HK Express.Outbound direct flight with HK Express departs from Hong Kong Intl on Tue, 4 Nov, arriving in Hanoi.Inbound direct flight with HK Express departs from Hanoi on Mon, 10 Nov, arriving in Hong Kong Intl.Price includes taxes and charges.From $176, select.
Hanoi.$178 per passenger.Departing Fri, 31 Oct, returning Mon, 10 Nov.Return flight with HK Express.Outbound direct flight with HK Express departs from Hong Kong Intl on Fri, 31 Oct, arriving in Hanoi.Inbound direct flight with HK Express departs from Hanoi on Mon, 10 Nov, arriving in Hong Kong Intl.Price includes taxes and charges.From $178, select.
Hanoi.$183 per passenger.Departing Thu, 10 Jul, returning Tue, 15 Jul.Return flight with HK Express.Outbound direct flight with HK Express departs from Hong Kong Intl on Thu, 10 Jul, arriving in Hanoi.Inbound direct flight with HK Express departs from Hanoi on Tue, 15 Jul, arriving in Hong Kong Intl.Price includes taxes and charges.From $183, select.
Hanoi.$188 per passenger.Departing Sun, 7 Dec, returning Sun, 14 Dec.Return flight with HK Express.Outbound direct flight with HK Express departs from Hong Kong Intl on Sun, 7 Dec, arriving in Hanoi.Inbound direct flight with HK Express departs from Hanoi on Sun, 14 Dec, arriving in Hong Kong Intl.Price includes taxes and charges.From $188, select.
Hanoi.$192 per passenger.Departing Sat, 3 Jan, returning Wed, 7 Jan.Return flight with HK Express.Outbound direct flight with HK Express departs from Hong Kong Intl on Sat, 3 Jan, arriving in Hanoi.Inbound direct flight with HK Express departs from Hanoi on Wed, 7 Jan, arriving in Hong Kong Intl.Price includes taxes and charges.From $192, select.
Hanoi.$193 per passenger.Departing Thu, 29 May, returning Fri, 31 Oct.Return flight with HK Express.Outbound direct flight with HK Express departs from Hong Kong Intl on Thu, 29 May, arriving in Hanoi.Inbound direct flight with HK Express departs from Hanoi on Fri, 31 Oct, arriving in Hong Kong Intl.Price includes taxes and charges.From $193, select.
Hanoi.$193 per passenger.Departing Thu, 4 Sep, returning Mon, 8 Sep.Return flight with HK Express.Outbound direct flight with HK Express departs from Hong Kong Intl on Thu, 4 Sep, arriving in Hanoi.Inbound direct flight with HK Express departs from Hanoi on Mon, 8 Sep, arriving in Hong Kong Intl.Price includes taxes and charges.From $193, select.
Hanoi.$193 per passenger.Departing Sun, 29 Jun, returning Tue, 15 Jul.Return flight with HK Express.Outbound direct flight with HK Express departs from Hong Kong Intl on Sun, 29 Jun, arriving in Hanoi.Inbound direct flight with HK Express departs from Hanoi on Tue, 15 Jul, arriving in Hong Kong Intl.Price includes taxes and charges.From $193, select.

Find the cheapest month to fly from Hong Kong Intl to Hanoi

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Hong Kong Intl to Hanoi flights are currently cheapest in November.
May
from $215
Jun
from $194
Jul
from $182
Aug
from $198
Sep
from $192
Oct
from $221
Nov
from $175
Dec
from $187
Jan
from $191
Feb
from $337
Mar
from $334
Apr
from $349

Direct flights from Hong Kong Intl to Hanoi

Hong Kong Intl to Hanoi: Alternative routes

Compare routes from Hong Kong Intl to Hanoi below. You may find an airport to fly into that's cheaper, faster, or easier than Hanoi.

Hong Kong to Hanoi: Flight information

The things to know before you go.
Cheapest flight found$176
Cheapest month to flyNovember
Average flight time2 hrs, 10 mins
Most popular airlineCathay Pacific
Average flights per week101

Finding cheap flights from Hong Kong Intl to Hanoi: Frequently asked questions

The best price we found for a return flight from Hong Kong Intl to Hanoi is $176. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
2 hours and 10 minutes is the average flight time from Hong Kong Intl to Hanoi.
Cathay Pacific, Vietnam Airlines and Qatar Airways fly direct from Hong Kong Intl to Hanoi.
As of May 2025, there are 101 flights per week flying from Hong Kong Intl to Hanoi.
The cheapest month to fly from Hong Kong Intl to Hanoi is usually May 2025.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Hong Kong Intl Airport to Hanoi Airport on Tuesday, 4 November 2025.
Yes – the average flight time is 2 hours and 10 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Hanoi but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Hanoi is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, HK Express offers the cheapest flight tickets to Hanoi.

Travelling from Hong Kong International Airport (HKG) to Noi Bai International Airport (HAN): what you need to know

  • Take a direct flight from Hong Kong International Airport to Noi Bai International Airport and you'll be travelling for an average of 2 hours 10 minutes.

  • The timezone in Hanoi is UTC+7, which is one hour behind Hong Kong.

  • Flights from HKG to HAN start at 07:35 — the earliest with Hong Kong Express. The latest departure is at 17:15 with Cathay Pacific. Overall, you can take your pick of 113 weekly Hong Kong International Airport to Noi Bai International Airport flights.

  • For a stress-free journey, arrive at the airport two hours ahead of international flights and one hour before domestic departures. This way, you can comfortably catch your HKG to HAN flight.

  • Flying during a peak time like April? School holidays and other high seasons can mean longer lines and delays at check-in and security. Be extra cautious and get there up to four hours ahead of international flights and two hours before domestic departures.

  • You can fly nonstop to Hanoi, Vietnam. Take to the skies with one of these carriers that offer direct flights from Hong Kong International Airport to Noi Bai International Airport:

  • Most passengers choose to travel with Cathay Pacific on this route.

  • With a reliable 81.97% of services arriving as planned, Hong Kong Express has the best on-time performance for HKG to HAN flights.

  • Think about adding a stopover when booking your ticket from Hong Kong International Airport to Noi Bai International Airport. Simply uncheck 'Direct flights only' to break up your trip, or perhaps explore a new destination along the way. Check out these options between HKG and HAN:

    • Da Nang International Airport

    • Guangzhou Baiyun International Airport

    • Suvarnabhumi Airport

How to find the cheapest flights from Hong Kong International Airport (HKG) to Noi Bai International Airport (HAN)

  • At the moment, $95 is the cheapest price we've found for a one-way Hong Kong International Airport to Noi Bai International Airport flight. The best price for a return plane ticket is $176. Keep in mind that fares may change due to availability when booking.

  • To get cheap tickets from HKG to HAN, reserve your journey seven months before your departure.

  • Plan your trip for June. That's the cheapest month for flights from Hong Kong International Airport to Noi Bai International Airport. If you're flexible with your travel dates, use the 'Whole month' tool to see the lowest airfare across every month.

  • You don't need to check back in every day to see if fares have gone down when you create a Price Alert. We'll update you as soon as there's a better deal on cheap flights from HKG to HAN.

  • Tailor your trip with filters. Pick your preferred departure and arrival times, airlines and total journey duration. You can also sort your results by 'Fastest,' 'Best' or 'Cheapest' flights from Hong Kong International Airport to Noi Bai International Airport.

Handy information about Hong Kong International Airport (HKG)

  • The address for HKG is 1 Cheong Hong Rd.

  • Of all flights leaving Hong Kong International Airport, 73.04% touch down on time at their destination.

  • Central Hong Kong to Hong Kong International Airport is approximately 32 kilometres. Depending on traffic, it'll take about 30 minutes to get there if you're ride-sharing, catching a cab or driving.

  • You can expect a trip time of about 45 minutes on public transport.

  • Get your break off to a relaxed start by staying near HKG. Whether you're boarding an early flight from Hong Kong International Airport to Noi Bai International Airport or want to avoid feeling rushed, these hotels are the answer:

Arriving at Noi Bai International Airport (HAN)

  • Consider staying in a hotel near HAN if you're taking a late Hong Kong International Airport to Noi Bai International Airport flight. Check in to one of these options and make your arrival easier:

  • Go beyond Hanoi and discover places that usually fly under the radar with your own set of wheels. You can grab a Noi Bai International Airport rental car from Dichung Car Hire.

  • Increase the odds of scoring the best deal by booking as early as possible. Reserving your ride from Noi Bai International Airport at least a few weeks in advance is a smart idea.

Getting from Noi Bai International Airport (HAN) to central Hanoi

  • Noi Bai International Airport is approximately 26 kilometres from the centre of Hanoi. The drive time takes about 35 minutes.

  • It'll take around 1 hour 55 minutes if you're travelling by public transport.

When to fly to Noi Bai International Airport (HAN)

  • The quietest month for a flight from Hong Kong International Airport to Noi Bai International Airport is April, while July is the most popular. Pick the best time to visit Hanoi based on whether you prefer a bustling atmosphere or a more laid-back vibe.

  • Lock in your flight from Hong Kong International Airport to Noi Bai International Airport for June if you want to go to Hanoi during its warmest month. Expect temperatures of between 25ºC (77ºF) and 36ºC (97ºF).

  • Look for cheap tickets from HKG to HAN in January if you like cooler conditions. Temperatures are at their lowest then, ranging between 10ºC (50ºF) and 22ºC (72ºF) on average.

Explore more of Vietnam

  • You've done Hanoi, now it's time to discover other parts of Vietnam. Journey around 48 kilometres north-west to Việt Trì to tick off its top sights. From Vườn Lan Hiền Vũ to Nhà Vườn Tiến An and Vườn lan Ngọc Tân, there's plenty to keep you busy.

  • If there's time to check out another major stop in Vietnam, head for Móng Cái, roughly 225 kilometres east of Hanoi. Tra Co beach, Moncay Catholic Church and Chimsu Chill on the beach are key reasons to visit.

Plan the rest of your trip from Hong Kong to Hanoi

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.