$110 Cheap Flights from Hong Kong (HKG) to Seoul (ICN)

Popular airlines from Hong Kong International Airport (HKG) to Incheon Intl. Airport (ICN)

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Cheap Flights from Hong Kong to Seoul (HKG-ICN)

Prices were available within the past 7 days and start at $110 for one-way flights and $188 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Premia
Air Premia
Air Premia
T'Way Air
Air Premia
Hong Kong Airlines
Jeju Air
China Eastern Airlines
Air China
Shandong Airlines

Find the cheapest month to fly from Chek Lap Kok (HKG) to Seoul (ICN)

March is typically the cheapest month to fly

From $126 - $307 per traveler.

Graph displaying average flight prices per month

Flights from Hong Kong (HKG) to Seoul (ICN)
Origin airport
Hong Kong Intl.
Destination airport
Incheon Intl.
Airlines serving
Air China, Air Premia, Asiana Airlines, Cathay Pacific, China Airlines, China Eastern Airlines, China Southern Airlines, EVA Airways, Hainan Airlines, Hong Kong Airlines, Jeju Air, Korean Air, Shandong Airlines, T'Way Air, Xiamen Airlines
Roundtrip price
$188
Distance
1284 mi
Average flight time
4 hours 37 mins

Hong Kong to Seoul Flights

The cheapest times to fly from Hong Kong to Seoul

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Hong Kong to Seoul are during the month of September. You can find some of the cheapest flights from Hong Kong to Seoul with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Hong Kong to Seoul

Sunday is one of the best days to book for cheap flights from Hong Kong to Seoul: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Hong Kong to Seoul

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Hong Kong to Seoul in 2025. You can also book with separate airlines for your outbound and return journeys, from $110 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Hong Kong to Seoul flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Hong Kong to Seoul airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Hong Kong Intl. Airport (HKG) to Incheon Intl. Airport (ICN) cost?
Discover the latest flight deals from HKG to ICN by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from HKG to ICN?
The cheapest flights from HKG to ICN are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
Which airlines fly direct from Hong Kong Intl. Airport (HKG) to Incheon Intl. Airport (ICN)?
When flying from Hong Kong Intl. Airport (HKG), 10 airlines can take you straight to Incheon Intl. Airport (ICN) without any stopovers, including:

  • Korean Air
  • Cathay Pacific
  • Hong Kong Express
  • Asiana Airlines
  • Jeju Air

What is the cheapest airline that flies from HKG to ICN?
Book a flight from HKG to ICN with Air Premia. This airline currently offers the cheapest one-way fare for this route, starting from $118. This fare is based on the lowest price found on Expedia departing within the next three months. The flight takes off from HKG on August 18 2025. Prices were last updated on July 8 2025 and have not changed since.
How many flights per day from Hong Kong Intl. Airport (HKG) to Incheon Intl. Airport (ICN)?
With, on average, 20 direct flights departing from Hong Kong Intl. Airport (HKG) to Incheon Intl. Airport (ICN) each day, you'll be jetting off in no time.
What are the most popular departure times for flights from Hong Kong Intl. Airport (HKG) to Incheon Intl. Airport (ICN)?
More travelers fly between HKG and ICN at 8 AM than at any other time. Prefer a quieter experience? Travel outside of rush hours and you're likely to save on your fare as well.
What day of the week has the most flights from HKG to ICN?
Monday has the most flights from Hong Kong Intl. Airport (HKG) to Incheon Intl. Airport (ICN). Consider taking off on this day and you'll have the best chance of finding a schedule that works for you.
What is the earliest flight from Hong Kong Intl. Airport (HKG) to Incheon Intl. Airport (ICN)?
Catch the earliest flight at around 12:45AM UTC+8, departing from Hong Kong Intl. Airport (HKG). You'll be flying for around 3h 35m, arriving at Incheon Intl. Airport (ICN) at approximately 5:20AM UTC+9.
How long does it take to fly from Hong Kong Intl. Airport (HKG) to Incheon Intl. Airport (ICN)?
Flights from HKG to ICN have an average travel time of 3 hours and 30 minutes. The distance between the two is 1,300 mi.
What airline has the least delays from HKG to ICN?
Consider booking with Korean Air if you'd like to go straight from Hong Kong Intl. Airport (HKG) to Incheon Intl. Airport (ICN) without any delays. This carrier has the strongest track record for punctuality, with an on-time score of 85%. Want to be notified if anything changes? You can check your flight status using the Expedia App.
What is the best time to fly from Hong Kong Intl. Airport (HKG) to Incheon Intl. Airport (ICN)?
Book a flight from Hong Kong Intl. Airport (HKG) to Incheon Intl. Airport (ICN) that takes off before 3 PM to reduce the risk of cancellations and delays. Later departures are on average 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Seoul from Hong Kong Intl. Airport (HKG)?
Incheon Intl. Airport (ICN) is the only airport in Seoul with direct flights from Hong Kong Intl. Airport (HKG). Consider the options and find affordable fares on Expedia.
Is it cheaper to buy a plane ticket from Hong Kong Intl. Airport (HKG) to Incheon Intl. Airport (ICN) last-minute?
Last-minute bookings from HKG to ICN are usually more expensive. To secure the lowest prices, start looking for flights early. That being said, if you're flexible with your travel dates, you may find a cheap fare right before your journey.
Is it cheaper to book a HKG to ICN flight and hotel package?
You'll generally save money by booking a HKG to ICN flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's simple to manage everything in one place. After selecting your preferred flights and accommodations, consider adding extras such as tours, activities and car rentals.
Can I cancel or change the date of my flight from Hong Kong Intl. Airport (HKG) to Incheon Intl. Airport (ICN)?
Typically, you can reschedule or cancel your HKG to ICN flight. However, there may be additional charges, especially if your booking was made more than 24 hours ago. Double-check your itinerary for the airline's guidelines and fees on flight changes, or if you'd like further details, visit our Customer Service portal.

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*Available to One Key members.