Cheap flights from Hong Kong Intl to Seoul

Compare Hong Kong Intl to Seoul flight deals

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

Book the best Seoul fare with no extra fees

Flight deals from Hong Kong Intl to Seoul

Looking for a cheap last-minute deal or the best return flight from Hong Kong Intl to Seoul? Find the lowest prices on one-way and return tickets right here.

Seoul.$87 per passenger.Departing Wed, 22 Oct.One-way flight with Jeju Air.Outbound direct flight with Jeju Air departs from Hong Kong Intl on Wed, 22 Oct, arriving in Incheon International.Price includes taxes and charges.From $87, select.

Seoul.$93 per passenger.Departing Thu, 28 Aug.One-way flight with HK Express.Outbound direct flight with HK Express departs from Hong Kong Intl on Thu, 28 Aug, arriving in Incheon International.Price includes taxes and charges.From $93, select.

Seoul.$93 per passenger.Departing Tue, 2 Sep.One-way flight with HK Express.Outbound direct flight with HK Express departs from Hong Kong Intl on Tue, 2 Sep, arriving in Incheon International.Price includes taxes and charges.From $93, select.

Seoul.$93 per passenger.Departing Tue, 15 Jul.One-way flight with HK Express.Outbound direct flight with HK Express departs from Hong Kong Intl on Tue, 15 Jul, arriving in Incheon International.Price includes taxes and charges.From $93, select.

Seoul.$94 per passenger.Departing Thu, 13 Nov.One-way flight with HK Express.Outbound direct flight with HK Express departs from Hong Kong Intl on Thu, 13 Nov, arriving in Incheon International.Price includes taxes and charges.From $94, select.

Seoul.$95 per passenger.Departing Wed, 3 Dec.One-way flight with HK Express.Outbound direct flight with HK Express departs from Hong Kong Intl on Wed, 3 Dec, arriving in Incheon International.Price includes taxes and charges.From $95, select.

Seoul.$115 per passenger.Departing Mon, 9 Mar.One-way flight with HK Express.Outbound direct flight with HK Express departs from Hong Kong Intl on Mon, 9 Mar, arriving in Incheon International.Price includes taxes and charges.From $115, select.

Seoul.$120 per passenger.Departing Mon, 12 Jan.One-way flight with HK Express.Outbound direct flight with HK Express departs from Hong Kong Intl on Mon, 12 Jan, arriving in Incheon International.Price includes taxes and charges.From $120, select.

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

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Hong Kong Intl to Seoul flights are currently cheapest in October.

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Direct flights from Hong Kong Intl to Seoul

Alternative Hong Kong Intl to Seoul routes

Looking for the cheapest, fastest or easiest route from Hong Kong Intl to Seoul? You could fly into the following airports instead.

Hong Kong to Seoul: Flight information

The things to know before you go.

Cheapest flight found	$87
Cheapest month to fly	October
Average flight time	3 hrs, 36 mins
Most popular airline	Cathay Pacific
Average flights per week	252

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

How many airports are there in Seoul?

There are 2 airports in Seoul: Gimpo International and Incheon International.

How much are return flights from Hong Kong Intl to Seoul?

The best price we found for a return flight from Hong Kong Intl to Seoul is $150. 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.

How long does it take to fly from Hong Kong Intl to Seoul?

3 hours and 36 minutes is the average flight time from Hong Kong Intl to Seoul.

Which airlines fly direct from Hong Kong Intl to Seoul?

Cathay Pacific, HK Express and Asiana Airlines fly direct from Hong Kong Intl to Seoul.

How many flights are there a week from Hong Kong Intl to Seoul?

As of June 2025, there are 252 flights per week flying from Hong Kong Intl to Seoul.

When is the cheapest time to fly from Hong Kong Intl to Seoul?

The cheapest month to fly from Hong Kong Intl to Seoul is usually June 2025.

Which is the cheapest airport to fly into in Seoul?

If you're flying from Hong Kong Intl Airport, the cheapest airport near Seoul is Incheon International – which is 47.8 km away from the centre of Seoul. We've found flights into this airport from $150.

Which upcoming date is cheapest to fly from Hong Kong Intl Airport to Seoul on?

After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Hong Kong Intl Airport to Seoul on Wednesday, 22 October 2025.

Can I get a direct flight from Hong Kong Intl Airport to Seoul?

Yes – the average flight time is 3 hours and 36 minutes.

How can I get the best flight deal from Hong Kong Intl Airport to Seoul?

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 Seoul 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.

When is the best time to book flights to Seoul?

We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Seoul is around 40 days in advance, so don’t leave your flight to the last minute.

What’s the weather like in Seoul?

In June, the average temperature is usually around 20°C. August is typically the warmest month in Seoul, when it usually averages around 28°C. You can expect the least rain in January. The coldest month is January, with temperatures averaging -8°C. The rainiest month is July.

Which is the cheapest airline to fly from Hong Kong Intl Airport to Seoul with?

Currently, Jeju Air offers the cheapest flight tickets to Seoul.

Travelling from Hong Kong International Airport (HKG) to Seoul: what you need to know

The average length of a direct flight from Hong Kong International Airport to Seoul is 3 hours 55 minutes.
Hong Kong International Airport is located in Hong Kong. Following the UTC+9 timezone, Seoul is one hour ahead of Hong Kong.
With 113 flights a week between the two airports, Hong Kong International Airport (HKG) to Incheon International Airport (ICN) is the most popular route. Asiana Airlines operates the earliest flight at 00:30. If you're eager to get more out of your day before leaving, the last flight from HKG to ICN is with Hong Kong Express at 21:00.
To avoid rushing for your HKG to Seoul flight, leave enough time to check in and drop off your luggage. Arriving two hours ahead of international departures and an hour before domestic flights is the standard rule.
Delays at check-in and security are more likely if you're flying during high season, so allow some extra breathing space. A good rule of thumb for peak times? Arrive up to four hours ahead for international flights and two hours for domestic departures.
Direct Hong Kong International Airport to Seoul tickets are available for booking. Incheon International Airport (ICN) is where you'll disembark.
Numerous airlines offer direct flights from Hong Kong International Airport to Seoul. Some of the most popular are:
Consider adding a stopover to potentially land a cheaper plane ticket from HKG to Seoul. All you need to do is uncheck 'Direct flights only' during your search. Break up your trip (and maybe save some cash) by stopping at one of these connection hubs:
- Shanghai Pudong International Airport (PVG)
- San Francisco International Airport (SFO)
- Shanghai Hongqiao International Airport (SHA)
Travelling from central Hong Kong to HKG takes about 45 minutes on public transport. If you ride-share, drive or take a cab, you'll cover the 24 kilometres in 30 minutes or so, depending on traffic.
Searching for a hotel close to HKG? If you're catching an early flight from Hong Kong International Airport to Seoul, these stays will put you moments from your departure gate:
73.04% of flights departing from Hong Kong International Airport make it to their destination on schedule.
You'll find HKG at 1 Cheong Hong Rd.

How to find the cheapest flights from Hong Kong International Airport (HKG) to Seoul

$87 is currently the lowest price for a one-way Hong Kong International Airport to Seoul flight. Return plane tickets start from $150. These fares may change based on availability.
Get cheap flights from HKG to Seoul by booking one month ahead. Based on our research, that's the best time for landing a bargain.
May is the best month for landing an awesome deal on Hong Kong International Airport to Seoul tickets. If you need to travel during a different time of year, the 'Whole month' tool will give you the lowest prices for each month.
There's no need to check in daily to find out if fares have dropped when you set up a Price Alert. We'll let you know the moment there's an updated deal for cheap flights from HKG to Seoul.
Select your ideal arrival and departure times, number of stops and airlines with our filters. Then, sort the results for your flight from Hong Kong International Airport to Seoul by 'Fastest,' 'Cheapest' or 'Best.'

Airports in Seoul

Incheon International Airport (ICN)

Central Seoul is about 48 kilometres from Incheon International Airport (ICN). How long it takes to drive there will vary depending on traffic conditions, so do a little research before your trip.
Getting to the centre on public transport will take you around 1 hour 45 minutes.
The last thing you need is a long journey to your hotel if you're arriving on a late flight from Hong Kong International Airport to Seoul. Stay at one of these accommodation options near ICN instead:
Grab an Incheon International Airport rental car and discover Seoul and beyond with your own wheels. WECAR, Hi Rent A Car and Alamo are popular outlets you can book with here.
Lock in the best deal by booking your vehicle from Incheon International Airport about four weeks before your flight from HKG to Seoul.

Gimpo International Airport (GMP)

Central Seoul is around 16 kilometres from Gimpo International Airport (GMP). Disembark your flight from Hong Kong International Airport to Seoul and then keep an eye out for any airport signs that'll help you reach the city centre.
The trip will take roughly 1 hour 5 minutes on public transport.
After stepping off your HKG to Seoul flight, kick back at a hotel near GMP. These are some comfortable accommodation options that'll help you sink into relaxation mode:
No need to worry about public transport schedules or waiting in a long cab line. Pick up a Gimpo International Airport rental car and go in any direction that inspires you. Check out the rates and availability from GOGO Rent a Car, Gogo Rental Car Seoul and Hi Rent A Car.
Get exactly what you want. Booking your ride from GMP one week ahead of time often means better prices and a wider choice of vehicles.

Best time to go to Seoul

Plan your trip to Seoul in peak season if you prefer a lively atmosphere, but remember that prices may be higher. Alternatively, book flights from Hong Kong International Airport to Seoul during the off-season when prices are cheaper and crowds are smaller.
The warmest month in Seoul is August, with temperatures ranging between 19ºC (66ºF) and 32ºC (90ºF). Book your Hong Kong International Airport to Seoul plane ticket then if this is the type of weather you enjoy.
If you'd rather travel in cooler conditions, look for a cheap ticket from HKG to Seoul in January when temperatures average between -12ºC (10ºF) and 4ºC (39ºF).

More about Seoul

When it comes to looking for somewhere to lay your head, you'll find the top stays in Seoul right here. Check out these options as soon as you've booked your flight from Hong Kong International Airport to Seoul:
There are so many things to explore in this city it can be tricky to work out where to begin. Bukchon Hanok Village, Gyeongbokgung Palace and N Seoul Tower are top sights which should feature on every Seoul itinerary.

Explore more of South Korea

Busan is just one of the many cities in South Korea waiting to be explored once you've seen the sights of Seoul. Around 322 kilometres away to the south-east, check out popular attractions including Haeundae Beach, Gamcheon Culture Village and Beomeosa Temple.
If you want to check out another well-known destination in South Korea, consider Daegu, about 241 kilometres south-east of Seoul. Duryu Park People's Garden, E-World and Apsan Park are the start of reasons to visit.