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Cheap flights from Seoul to Hong Kong from $145

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 3/7. Fares are subject to change and may not be available on all flights or dates of travel.
SEL — HKG
19 Jul — 26 Jul1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Seoul to Hong Kong Intl are usually found in September or March, booked 86 days in advance, depart on a Wednesday or Friday and return on a Tuesday

Cheap flight deals from Seoul to Hong Kong

Enter your travel dates to find the best prices.

Cheapest flights from Seoul to Hong Kong
Explore the most affordable flight options available from Seoul to Hong Kong. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 19 June 2026.

Sun 26/702:35
ICN
-
HKG
Nonstop3h 50m
HK Express
Sat 1/821:00
HKG
-
ICN
Nonstop3h 40m
HK Express
Deal found 15/6$318
Fri 18/920:10
ICN
-
HKG
Nonstop3h 35m
Eastar Jet
Sun 20/900:05
HKG
-
ICN
Nonstop3h 50m
Eastar Jet
Deal found 18/6$329
Thu 17/920:10
ICN
-
HKG
Nonstop3h 35m
Eastar Jet
Sun 20/900:05
HKG
-
ICN
Nonstop3h 50m
Eastar Jet
Deal found 18/6$333
Tue 28/702:35
ICN
-
HKG
Nonstop3h 50m
HK Express
Sat 1/821:00
HKG
-
ICN
Nonstop3h 40m
HK Express
Deal found 15/6$335
Sun 5/715:50
ICN
-
HKG
1 stop21h 30m
China Eastern
Mon 6/714:35
HKG
-
ICN
2 stops21h 40m
China Eastern
Deal found 15/6$337
Thu 17/920:10
ICN
-
HKG
Nonstop3h 35m
Eastar Jet
Sat 19/900:05
HKG
-
ICN
Nonstop3h 50m
Eastar Jet
Deal found 19/6$339
Mon 14/920:10
ICN
-
HKG
Nonstop3h 35m
Eastar Jet
Sat 19/900:05
HKG
-
ICN
Nonstop3h 50m
Eastar Jet
Deal found 17/6$343
Tue 11/820:10
ICN
-
HKG
Nonstop3h 35m
Eastar Jet
Mon 17/800:05
HKG
-
ICN
Nonstop3h 50m
Eastar Jet
Deal found 18/6$347
Thu 9/707:45
ICN
-
HKG
1 stop9h 20m
China Eastern
Tue 21/709:45
HKG
-
ICN
1 stop6h 40m
China Eastern
Deal found 18/6$349
Tue 28/706:40
ICN
-
HKG
Nonstop3h 50m
Multiple Airlines
Fri 31/713:15
HKG
-
ICN
Nonstop3h 50m
Multiple Airlines
Deal found 15/6$350

Find flight deals from Seoul to Hong Kong

Discover tips and strategies to find the most affordable flight options for your journey from Seoul (SEL) to Hong Kong (HKG). 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 19 June 2026.

Round-trip from

$318

One-way from

$145

Popular in

February

Cheapest in

September

Average price

$318

Good round-trip deal

$355 or less

Good one-way deal

$166 or less
HK Express
  • HK Express
  • 26/7-1/8
  • Nonstop
  • 7h 30m total
  • Seoul to Hong Kong
Search Deals
T'way Air
  • T'way Air
  • 3/7
  • Nonstop
  • 4h 10m total
  • Seoul to Hong Kong
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($22 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($9 potential savings vs. average return price).
Search Deals
Average for round-trip flights in June 2026
Search Deals
Price to beat on a round-trip flight from Seoul (SEL) to Hong Kong Intl.
Search Deals
Price to beat on a one-way flight from Seoul (SEL) to Hong Kong Intl.
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Seoul to Hong Kong 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 647,157 searches. Data last updated 19 June 2026.
Use the filters below to find and compare flights from Seoul to Hong Kong that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

IncheonHong Kong

ICN - HKG

ICNHKG

Incheon Intl

Tue 11/8

20:10-22:45

Nonstop3h 35m

Hong Kong Intl

Mon 17/8

00:05-04:55

Nonstop3h 50m

$347

IncheonHong Kong

ICN - HKG

ICNHKG

Incheon Intl

Sun 5/7

16:35-10:25

2 stops18h 50m

Hong Kong Intl

Mon 6/7

14:35-13:15

2 stops21h 40m

$370

IncheonHong Kong

ICN - HKG

ICNHKG

Incheon Intl

Sat 4/7

18:25-19:05

1 stop25h 40m

Hong Kong Intl

Mon 6/7

14:35-13:15

2 stops21h 40m

$370

IncheonHong Kong

ICN - HKG

ICNHKG

Incheon Intl

Sun 8/11

07:25-00:15

2 stops17h 50m

Hong Kong Intl

Mon 9/11

20:20-20:40

2 stops23h 20m

$380

IncheonHong Kong

ICN - HKG

ICNHKG

Incheon Intl

Sun 15/11

08:30-19:20

2 stops11h 50m

Hong Kong Intl

Mon 16/11

17:40-12:15

2 stops17h 35m

$380

IncheonHong Kong

ICN - HKG

ICNHKG

Incheon Intl

Sat 28/11

16:05-19:20

2 stops28h 15m

Hong Kong Intl

Mon 30/11

12:05-20:40

3 stops31h 35m

$380

IncheonHong Kong

ICN - HKG

ICNHKG

Incheon Intl

Sat 29/8

23:40-12:40

1 stop14h 00m

Hong Kong Intl

Sun 30/8

17:30-20:45

1 stop26h 15m

$397

IncheonHong Kong

ICN - HKG

ICNHKG

Incheon Intl

Wed 1/7

12:55-12:45

1 stop24h 50m

Hong Kong Intl

Tue 7/7

07:30-20:40

2 stops12h 10m

$410

IncheonHong Kong

ICN - HKG

ICNHKG

Incheon Intl

Thu 9/7

12:00-23:45

2 stops12h 45m

Hong Kong Intl

Tue 21/7

07:30-15:20

1 stop6h 50m

$419

IncheonHong Kong

ICN - HKG

ICNHKG

Incheon Intl

Sat 4/7

13:10-23:45

2 stops11h 35m

Hong Kong Intl

Tue 7/7

09:45-17:25

1 stop6h 40m

$421

Flights are sorted by cheapest return flights first.

Deals found on 16/6

Showing 1-10 of 23 resultsSorted by cheapest first
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Best time to book a flight from Seoul to Hong Kong

Have a flexible travel schedule? Discover the best time to fly to Hong Kong from Seoul with our price prediction graph.
Estimated return 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 Seoul to Hong Kong

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

Currently, September is the cheapest month in which you can book a flight from Seoul to Hong Kong (average of $258). Flying from Seoul to Hong Kong in December is currently the most expensive (average of $409). 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 SEL to HKG?

Find hourly flight availability from Seoul to Hong Kong. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 19 June 2026.

When flying from Seoul to Hong Kong, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 71% versus a flight in the evening.

Weekly flight availability from Seoul to Hong Kong

Explore weekly flight availability from Seoul to Hong Kong. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 19 June 2026.

The most flights from SEL to HKG are scheduled on a Wednesday (48 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (40 on average).

How much does it cost for a return flight from Seoul to Hong Kong?

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

The price you pay for your flight from Seoul to Hong Kong may vary depending on when you book. For the best chance of a lower fare, look to book 85 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest day to fly from Seoul to Hong Kong?

Use this chart to determine the cheapest time to fly return from Seoul to Hong Kong. Price data was last updated on 13 June 2026.

Travellers seeking maximum savings on their Seoul to Hong Kong flight should consider departing on Wednesday mornings when fares are most often at their lowest. Friday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Hong Kong

Get insights into the airlines that provide service to Hong Kong. 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 Hong Kong. Reviews last updated 19 June 2026.
See what other customers who have flown with HK Express from Seoul to Hong Kong have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
HK Express
7.2
Good
47 reviews
Check prices

Comfort

6.5

Overall

7.2

Boarding

7.4

Crew

7.5

Food

5.9

Entertainment

5.4
HK Express
7.2
Good
47 reviews
HK Express
7.2
Good
47 reviews
Check prices

Comfort

6.5

Overall

7.2

Boarding

7.4

Crew

7.5

Food

5.9

Entertainment

5.4

Related info for your journey

Find useful and relevant information for your journey from Seoul to Hong Kong. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Hong Kong from Seoul?

    Most people fly into Hong Kong Intl (HKG) if they book a flight to Hong Kong from Seoul. On average, Hong Kong Intl has 44 inbound flights from Seoul per day from 1 airline. Hong Kong Intl is conveniently located just 26.0 km from Hong Kong’s city centre.

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

    Eastar Jet and China Eastern can get you from Seoul to Hong Kong in just under 3h 35m. Your travel time can differ by up to 15h 15m. The distance between Seoul and Hong Kong is about 2066 km. This flight may include one or multiple stops.

  • What is the cheapest airline to fly from Seoul to Hong Kong round-trip?

    According to our current data, HK Express ($240), offers the cheapest pricing from Seoul to Hong Kong. HK Express is currently priced 30% below the average price you’ll pay for this route.

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

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Seoul to Hong Kong on time: Atlas Air (100%), T'way Air (95%), Air Canada (94%).

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

    While on average a flight from Seoul to Hong Kong is generally $330, our data shows the cheapest flight currently is $127. When looking at the most popular route, (Incheon Intl - Hong Kong Intl), you can expect to pay $315 for that flight.

  • Can I find deals for flights from Seoul to Hong Kong that include hotel bookings?

    Yes. In addition to deals on Seoul to Hong Kong flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Seoul to Hong Kong?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Seoul to Hong Kong.

  • Can I find deals for business class flights from Seoul to Hong Kong?

    Yes. Cheapflights offers flight deals from Seoul to Hong Kong 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 Seoul to Hong Kong?

    Currently, September is the cheapest month in which you can book a flight from Seoul to Hong Kong (average of $258). Flying from Seoul to Hong Kong in December is currently the most expensive (average of $409). 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 Seoul to Hong Kong

See prices for flight routes from nearby airports that may be better suited for you.
Incheon Intl to Hong Kong flights

Top airline flying from Seoul to Hong Kong

Discover the top airline that operate flights from Seoul to Hong Kong. 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 647,157 searches. Data last updated 19 June 2026.
AirlineCheapestAverageFlexibilityOn-time
HK ExpressCheapest$240Average$285FlexibilityNo cancel feeOn-time90%
Search HK Express flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Seoul to Hong Kong?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Seoul to Hong Kong. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Seoul to Hong Kong?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Seoul to Hong Kong.

Can Cheapflights find flights from Seoul to Hong Kong with no change fees?

Need flexible booking options for your flight to Hong Kong from Seoul? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Seoul to Hong Kong become cheaper?

Yes, Cheapflights offers price alerts on Seoul to Hong Kong flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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