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HK$568+ Cheap flights from Seoul

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 8-2. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
SEL — HKG
10 Jan — 17 Jan1
1 adult
1 adult, Economy, 0 bags

What to know about flights from Seoul

Discover essential information about flights departing from Seoul, including flight schedules, destinations, airlines operating at the Seoul airport, and any specific guidelines or requirements for travellers. Please note that the information is based on the most recent updates available. Data last updated 11 December 2025.

Cheapest airline

HK Express

Good round-trip deal

HK$691 or less

Good one-way deal

HK$169 or less
On average, HK Express currently has the cheapest one-way flight from Seoul (avg. price of HK$1,461).
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Price to beat on a round-trip flight from Seoul.
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Price to beat on a one-way flight from Seoul.
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Find flights from Seoul

Enter your travel dates to find the best prices.

Cheapest flights from Seoul
Explore the most affordable flight options available from Seoul. Find the lowest fares based on data from user searches, with prices last updated on 11 December 2025.

Sat 31-118:50ICN - HKG
Nonstop4h 15mMultiple Airlines
Mon 2-207:10HKG - ICN
Nonstop3h 30mMultiple Airlines
Deal found 9-12HK$1,401
Fri 30-102:20ICN - HKG
Nonstop4h 10mHK Express
Tue 3-221:05HKG - ICN
Nonstop3h 30mHK Express
Deal found 11-12HK$1,408
Sat 24-118:50ICN - HKG
Nonstop4h 15mMultiple Airlines
Tue 27-107:10HKG - ICN
Nonstop3h 30mMultiple Airlines
Deal found 10-12HK$1,416
Sat 17-118:50ICN - HKG
Nonstop4h 15mMultiple Airlines
Tue 20-121:05HKG - ICN
Nonstop3h 30mMultiple Airlines
Deal found 11-12HK$1,424
Wed 15-402:30ICN - HKG
Nonstop4h 15mHong Kong Airlines
Mon 20-408:55HKG - ICN
Nonstop3h 55mHong Kong Airlines
Deal found 11-12HK$1,432
Thu 14-514:50ICN - HKG
Nonstop4h 00mHong Kong Airlines
Sun 17-508:55HKG - ICN
Nonstop3h 55mHong Kong Airlines
Deal found 11-12HK$1,440
Wed 15-402:30ICN - HKG
Nonstop4h 15mHong Kong Airlines
Sun 19-408:55HKG - ICN
Nonstop3h 55mHong Kong Airlines
Deal found 11-12HK$1,447
Fri 9-112:25ICN - HKG
Nonstop4h 10mHK Express
Mon 12-107:10HKG - ICN
Nonstop3h 30mHK Express
Deal found 11-12HK$1,455
Tue 6-112:25ICN - HKG
Nonstop4h 10mHK Express
Thu 8-107:10HKG - ICN
Nonstop3h 30mHK Express
Deal found 11-12HK$1,463
Wed 7-102:20ICN - HKG
Nonstop4h 10mHK Express
Fri 9-100:55HKG - ICN
Nonstop3h 35mHK Express
Deal found 11-12HK$1,471
Fri 30-112:25ICN - HKG
Nonstop4h 10mHK Express
Tue 3-221:05HKG - ICN
Nonstop3h 30mHK Express
Deal found 11-12HK$1,478
Fri 16-121:50ICN - HKG
Nonstop4h 05mHK Express
Sun 18-107:10HKG - ICN
Nonstop3h 30mHK Express
Deal found 10-12HK$1,486

Find flights from Seoul within your budget

 
Find flights departing from Seoul that match your specified budget. Filter results by price range, allowing you to narrow down options and find flights that fit within your financial constraints. Please note that the search results are based on data from user searches, with fares last updated on 11 December 2025. In the last 7 days, Cheapflights users made a total of 70,647 searches

Fly to

Hong Kong

Route

Departure

Return

Price

SeoulHong Kong

GMP - HKG

GMPHKG

Seoul Gimpo Intl

Tue 6-1

19:55-10:25

1 stop15h 30m

Hong Kong Intl

Thu 15-1

02:45-09:05

1 stop5h 20m

HK$1,727

SeoulHong Kong

GMP - HKG

GMPHKG

Seoul Gimpo Intl

Mon 12-1

16:35-22:35

1 stop7h 00m

Hong Kong Intl

Thu 15-1

02:45-09:10

1 stop5h 25m

HK$1,759

SeoulHong Kong

GMP - HKG

GMPHKG

Seoul Gimpo Intl

Wed 21-1

17:40-22:35

1 stop5h 55m

Hong Kong Intl

Mon 26-1

15:20-22:35

1 stop6h 15m

HK$1,813

SeoulHong Kong

GMP - HKG

GMPHKG

Seoul Gimpo Intl

Wed 28-1

17:20-22:35

1 stop6h 15m

Hong Kong Intl

Fri 30-1

02:45-09:00

1 stop5h 15m

HK$1,852

SeoulHong Kong

GMP - HKG

GMPHKG

Seoul Gimpo Intl

Fri 20-3

13:30-12:50

1 stop24h 20m

Hong Kong Intl

Sun 22-3

08:30-12:25

1 stop26h 55m

HK$1,860

SeoulHong Kong

GMP - HKG

GMPHKG

Seoul Gimpo Intl

Sat 9-5

13:25-12:20

1 stop23h 55m

Hong Kong Intl

Mon 11-5

08:30-12:25

1 stop26h 55m

HK$1,860

SeoulHong Kong

GMP - HKG

GMPHKG

Seoul Gimpo Intl

Sat 14-3

17:40-22:35

1 stop5h 55m

Hong Kong Intl

Tue 17-3

02:45-10:30

1 stop6h 45m

HK$1,906

SeoulHong Kong

GMP - HKG

GMPHKG

Seoul Gimpo Intl

Sun 11-1

20:30-10:25

1 stop14h 55m

Hong Kong Intl

Tue 13-1

15:20-21:45

1 stop5h 25m

HK$1,906

SeoulHong Kong

GMP - HKG

GMPHKG

Seoul Gimpo Intl

Fri 9-1

18:35-10:25

1 stop16h 50m

Hong Kong Intl

Tue 13-1

02:45-09:05

1 stop5h 20m

HK$1,930

SeoulHong Kong

GMP - HKG

GMPHKG

Seoul Gimpo Intl

Mon 29-12

20:30-10:25

1 stop14h 55m

Hong Kong Intl

Thu 8-1

02:45-10:00

1 stop6h 15m

HK$1,945

Flights are sorted by cheapest return flights first.

Deals found on 9-12

Showing 1-10 of 60 results
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Best time to book a flight from Seoul

Have a flexible travel schedule? Discover the best time to fly 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.

Travel insights for flights from Seoul

Get recent, data-driven insights about flights from Seoul including ideal travel times, pricing trends, and more.

When is the best time to book a flight from Seoul?

Use this chart to determine the optimal time to book a return flight from Seoul to Hong Kong. Price data was last updated on 5 December 2025.

The price you pay for your flight from Seoul may vary depending on when you book. For the best chance of a lower fare, look to book 53 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, June is the cheapest month in which you can book a flight from Seoul (average of HK$879). Flying from Seoul in December will prove the most costly (average of HK$1,191). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

When is the cheapest time to fly from Seoul?

Use this chart to determine the cheapest time to fly return from Seoul to Hong Kong. Price data was last updated on 6 December 2025.

Those who are seeking the cheapest fare on flights departing from Seoul would be wise to consider leaving during Tuesday evenings when prices are typically at their lowest. When considering other options, price-conscious travelers should avoid Saturday afternoons when fares are usually the most expensive.

Which airlines fly from Seoul?

Many airlines operate round-trip flights from Seoul: Cathay Pacific, HK Express, Hong Kong Airlines, Korean Air, Asiana Airlines. These airlines fly to the following popular destinations: Hong Kong.

Cathay Pacific
Cathay Pacific
From HK$1,507
China Southern
China Southern
From HK$4,140
Ethiopian Air
Ethiopian Air
From HK$5,466
HK Express
HK Express
From HK$972

What are popular destinations to fly to from Seoul?

If you’re flying from Seoul, these routes are more frequently taken by airlines Tokyo (994 flights per day), Osaka (946 flights per day) and Jeju City (884 flights per day).

Hong Kong Intl
Hong Kong Intl
From HK$580
Osaka
Osaka
From HK$614
Abu Dhabi Zayed Intl
Abu Dhabi Zayed Intl
From HK$7,271

What is the cheapest place to fly to from Seoul?

The cheapest city to fly to from Seoul is Qingdao Jiaodong Intl, with prices starting at HK$326. Explore other affordable destinations below.

Qingdao Jiaodong Intl
Qingdao Jiaodong Intl
From HK$326
Kaohsiung City
Kaohsiung City
From HK$423

Airline reviews for flights from Seoul

Get insights into the airlines that provide service from Seoul. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing airline for your flight from Seoul. In the last 7 days, Cheapflights users made a total of 70,647 searches.
Read through reviews of airlines serving Seoul, such as Korean Air, Asiana Airlines, andCathay Pacific. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Korean Air
8.4
Very Good
1,184 reviews
Check prices

Entertainment

8.2

Food

8.1

Crew

8.7

Overall

8.4

Comfort

8.3

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
Korean Air
8.4
Very Good
1,184 reviews
Korean Air
8.4
Very Good
1,184 reviews
Check prices

Entertainment

8.2

Food

8.1

Crew

8.7

Overall

8.4

Comfort

8.3

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
Asiana Airlines
8.2
Very Good
492 reviews
Korean Air
8.4
Very Good
1,184 reviews
Check prices

Entertainment

8.2

Food

8.1

Crew

8.7

Overall

8.4

Comfort

8.3

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
Cathay Pacific
7.6
Good
1,093 reviews
Korean Air
8.4
Very Good
1,184 reviews
Check prices

Entertainment

8.2

Food

8.1

Crew

8.7

Overall

8.4

Comfort

8.3

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
HK Express
7.2
Good
43 reviews
Korean Air
8.4
Very Good
1,184 reviews
Check prices

Entertainment

8.2

Food

8.1

Crew

8.7

Overall

8.4

Comfort

8.3

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Fly your favourite airline from Seoul

Browse through various options for flying your favourite airline from Seoul. Flight routes are based on user searches made on Cheapflights and were last updated on 11 December 2025.
Cathay Pacific flights from Seoul to Hong Kong
HK Express flights from Seoul to Hong Kong

Related info for your journey

Access useful and relevant information related to your journey from Seoul. This can include details such as airport transportation, visa requirements, travel insurance, luggage regulations, and any other information that can ensure a smooth and hassle-free travel experience. Please note that the information is based on general guidance and may need to be verified with official sources. Data last updated 11 December 2025.

  • What are the most popular destinations to fly to from Seoul?

    This month, the top selected destinations from Seoul are Fukuoka, Da Nang, Bangkok Suvarnabhumi Airport. Throughout the year, Fukuoka, Da Nang, Bangkok Suvarnabhumi Airport are some of the top choices made by users flying from Seoul.

  • What is the cheapest airport to fly out of Seoul?

    Incheon Intl airport offers the cheapest routes to Hong Kong from HK$1,276. Seoul Gimpo Intl airport is a great option if you're flying to Hong Kong from HK$1,774. Our top recommendation is to be generally flexible with your dates of travel for the best rates.

  • What are the cheapest airlines flying from Seoul to anywhere?

    Over the past few days, we've found that Asiana Airlines, HK Express, and Ethiopian Air have the cheapest prices from Seoul. Asiana Airlines flights from Seoul to Jeju City (HK$321), HK Express flights from Seoul to Hong Kong Intl (HK$976), and Ethiopian Air flights from Seoul to Tokyo (HK$1,133).

  • What is the cheapest month to fly from Seoul?

    Currently, the cheapest month for flights from Seoul is June. The most expensive month for flights is December. The cheapest prices are shown above but prices will vary according to departure times, airlines, class and how early you book.

  • Where are the cheapest places to fly to from Seoul?

    Check out the cheapest flights from Seoul to embark to:
    Fly from Seoul to Hong Kong from HK$1,276 round trip

  • How does Cheapflights help users find flights from Seoul?

    900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight from Seoul today with Cheapflights!

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

    Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Seoul for you. Better yet — we are completely free to use.

  • Can Cheapflights find flights from Seoul with no change fees?

    Users can book flights with no change fees policies with our dedicated filters. Book flights from Seoul flexibly with Cheapflights today.

  • Can Cheapflights notify me if prices for flights from Seoul become cheaper?

    Yes, Cheapflights offers price alerts on flights from Seoul so you can book your travels when it’s right. The Price Alerts feature is available by clicking the bell icon next to the flight deals above and providing your email address.

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How does Cheapflights help users find flights from Seoul?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight from Seoul today with Cheapflights!

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

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Seoul for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Seoul with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Seoul flexibly with Cheapflights today.

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

Yes, Cheapflights offers price alerts on flights from Seoul so you can book your travels when it’s right. The Price Alerts feature is available by clicking the bell icon next to the flight deals above and providing your email address.

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