Find flights
Deals
When to book
Airlines
FAQs

Cheap flights from Hong Kong to Seoul from $147

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 19/5. Fares are subject to change and may not be available on all flights or dates of travel.
HKG — SEL
21 Apr — 28 Apr1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Hong Kong Intl to Seoul are usually found in September or June, booked 85 days in advance, depart on a Wednesday or Monday and return on a Wednesday

Cheap flight deals from Hong Kong to Seoul

Enter your travel dates to find the best prices.

Cheapest flights from Hong Kong to Seoul
Explore the most affordable flight options available from Hong Kong to Seoul. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 22 March 2026.

Wed 6/507:15
HKG
-
ICN
Nonstop3h 35m
HK Express
Mon 15/606:40
ICN
-
HKG
Nonstop3h 50m
HK Express
Deal found 20/3$253
Fri 5/616:55
HKG
-
ICN
Nonstop3h 40m
HK Express
Fri 12/606:40
ICN
-
HKG
Nonstop3h 50m
HK Express
Deal found 22/3$263
Mon 18/500:05
HKG
-
ICN
Nonstop4h 05m
Eastar Jet
Wed 27/520:10
ICN
-
HKG
Nonstop3h 35m
Eastar Jet
Deal found 17/3$265
Tue 7/400:05
HKG
-
ICN
Nonstop4h 05m
Eastar Jet
Wed 15/420:10
ICN
-
HKG
Nonstop3h 35m
Eastar Jet
Deal found 18/3$273
Tue 21/400:35
HKG
-
ICN
Nonstop3h 55m
Jeju Air
Wed 27/520:40
ICN
-
HKG
Nonstop3h 55m
Jeju Air
Deal found 18/3$279
Mon 20/400:35
HKG
-
ICN
Nonstop3h 55m
Jeju Air
Sat 25/420:40
ICN
-
HKG
Nonstop3h 55m
Jeju Air
Deal found 19/3$280
Wed 8/400:05
HKG
-
ICN
Nonstop4h 05m
Eastar Jet
Wed 15/420:10
ICN
-
HKG
Nonstop3h 35m
Eastar Jet
Deal found 17/3$283
Mon 13/400:35
HKG
-
ICN
Nonstop3h 55m
Jeju Air
Sat 18/420:40
ICN
-
HKG
Nonstop3h 55m
Jeju Air
Deal found 21/3$290
Tue 21/413:15
HKG
-
ICN
Nonstop3h 50m
T'way Air
Wed 22/408:45
ICN
-
HKG
Nonstop4h 10m
T'way Air
Deal found 17/3$292
Wed 1/700:05
HKG
-
ICN
Nonstop4h 05m
Eastar Jet
Sat 11/720:10
ICN
-
HKG
Nonstop3h 35m
Eastar Jet
Deal found 18/3$293
Mon 4/507:15
HKG
-
ICN
Nonstop3h 35m
HK Express
Mon 11/506:40
ICN
-
HKG
Nonstop3h 50m
HK Express
Deal found 19/3$298
Wed 10/600:35
HKG
-
ICN
Nonstop3h 55m
Jeju Air
Sun 14/620:40
ICN
-
HKG
Nonstop3h 55m
Jeju Air
Deal found 19/3$300

Find flight deals from Hong Kong to Seoul

Discover tips and strategies to find the most affordable flight options for your journey from Hong Kong (HKG) to Seoul (SEL). 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 22 March 2026.

Round-trip from

$253

One-way from

$147

Popular in

December

Cheapest in

September

Average price

$293

Good round-trip deal

$242 or less

Good one-way deal

$145 or less
HK Express
  • HK Express
  • 6/5-15/6
  • Nonstop
  • 7h 25m total
  • Hong Kong to Seoul
Search Deals
Jeju Air
  • Jeju Air
  • 11/4
  • Nonstop
  • 3h 55m total
  • Hong Kong to Seoul
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($33 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($18 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 2026
Search Deals
Price to beat on a round-trip flight from Hong Kong Intl to Seoul (SEL).
Search Deals
Price to beat on a one-way flight from Hong Kong Intl to Seoul (SEL).
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Hong Kong to Seoul 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 22 March 2026.
Use the filters below to find and compare flights from Hong Kong to Seoul that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Hong KongIncheon

HKG - ICN

HKGICN

Hong Kong Intl

Fri 15/5

13:15-18:05

Nonstop3h 50m

Incheon Intl

Sun 7/6

08:45-11:55

Nonstop4h 10m

$322

Hong KongSeoul

HKG - GMP

HKGGMP

Hong Kong Intl

Wed 8/4

02:00-09:30

1 stop6h 30m

Seoul Gimpo Intl

Mon 13/4

18:50-10:20

1 stop16h 30m

$374

Hong KongIncheon

HKG - ICN

HKGICN

Hong Kong Intl

Fri 5/6

14:35-13:15

2 stops21h 40m

Incheon Intl

Fri 12/6

14:15-15:30

2 stops26h 15m

$399

Hong KongIncheon

HKG - ICN

HKGICN

Hong Kong Intl

Thu 21/5

17:30-14:30

1 stop20h 00m

Incheon Intl

Mon 25/5

16:45-16:30

1 stop24h 45m

$421

Hong KongIncheon

HKG - ICN

HKGICN

Hong Kong Intl

Tue 5/5

17:30-15:45

1 stop21h 15m

Incheon Intl

Tue 12/5

22:15-12:40

1 stop15h 25m

$421

Hong KongIncheon

HKG - ICN

HKGICN

Hong Kong Intl

Thu 16/4

00:35-05:30

Nonstop3h 55m

Incheon Intl

Sun 19/4

20:40-23:35

Nonstop3h 55m

$471

Hong KongSeoul

HKG - GMP

HKGGMP

Hong Kong Intl

Sun 3/5

01:50-13:45

1 stop10h 55m

Seoul Gimpo Intl

Mon 11/5

18:40-00:15

1 stop6h 35m

$510
Fastest return journey

Hong KongIncheon

HKG - ICN

HKGICN

Hong Kong Intl

Wed 3/6

00:45-05:25

Nonstop3h 40m

Incheon Intl

Sun 7/6

13:25-16:20

Nonstop3h 55m

$522

Hong KongSeoul

HKG - GMP

HKGGMP

Hong Kong Intl

Tue 7/4

12:05-11:00

1 stop21h 55m

Seoul Gimpo Intl

Sat 11/4

20:50-11:50

1 stop16h 00m

$562

Hong KongSeoul

HKG - GMP

HKGGMP

Hong Kong Intl

Sat 4/7

02:30-09:50

1 stop6h 20m

Seoul Gimpo Intl

Sat 11/7

19:00-09:40

1 stop15h 40m

$575

Flights are sorted by cheapest return flights first.

Deals found on 18/3

Showing 1-10 of 45 resultsSorted by cheapest first
1
2
3
...
5

Best time to book a flight from Hong Kong to Seoul

Have a flexible travel schedule? Discover the best time to fly to Seoul from Hong Kong 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 Hong Kong to Seoul

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

Use this chart to determine the optimal time to book a return flight from Hong Kong to Seoul. Price data was last updated on 13 March 2026.

Booking 85 days in advance of your planned departure date is, on average, the best time to get cheap flights from Hong Kong to Seoul. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, June is the cheapest month in which you can book a flight from Hong Kong to Seoul (average of $158). Flying from Hong Kong to Seoul in December is currently the most expensive (average of $238). 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 HKG to SEL?

Find hourly flight availability from Hong Kong to Seoul. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 22 March 2026.

When flying from Hong Kong to Seoul, 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 42% versus a flight at midday.

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

Use this chart to determine the cheapest time to fly return from Hong Kong to Seoul. Price data was last updated on 14 March 2026.

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

Weekly flight availability from Hong Kong to Seoul

Explore weekly flight availability from Hong Kong to Seoul. 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 22 March 2026.

The most flights from HKG to SEL are scheduled on a Saturday (41 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (32 on average).

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

Reviews of airlines servicing Seoul

Get insights into the airlines that provide service to Seoul. 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 Seoul. Reviews last updated 22 March 2026.
Get a feel of what it's like to fly with HK Express from Hong Kong to Seoul by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
HK Express
7.3
Good
44 reviews
Check prices

Entertainment

5.4

Overall

7.3

Food

5.9

Comfort

6.6

Crew

7.5

Boarding

7.4
HK Express
7.3
Good
44 reviews
HK Express
7.3
Good
44 reviews
Check prices

Entertainment

5.4

Overall

7.3

Food

5.9

Comfort

6.6

Crew

7.5

Boarding

7.4

Related info for your journey

Find useful and relevant information for your journey from Hong Kong to Seoul. 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 from for flights from Hong Kong to Seoul?

    If you book a flight to Seoul from Hong Kong, you will be flying from Hong Kong Intl, which is the city’s only airport. Hong Kong Intl (HKG) is located 26.0 km from the centre of Hong Kong. There are 36 flights from Hong Kong Intl to Seoul per day from 1 airline.

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

    For as low as $322, T'way Air can have you in Seoul from Hong Kong in 3h 50m. There are 2066 km between Hong Kong and Seoul. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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

    Cheapflights users have booked flights from Hong Kong to Seoul round-trip from $209. HK Express is currently priced 36% below the average price you’ll pay for this route.

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

    The top 3 most reliable airlines when flying from Hong Kong to Seoul are AIR PREMIA (97%), T'way Air (97%) and HK Express (94%).

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

    While on average a flight from Hong Kong to Seoul is generally $721, our data shows the cheapest flight currently is $127. When looking at the most popular route, (Hong Kong Intl - Incheon Intl), you can expect to pay $258 for that flight.

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

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

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

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

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

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

    Currently, June is the cheapest month in which you can book a flight from Hong Kong to Seoul (average of $158). Flying from Hong Kong to Seoul in December is currently the most expensive (average of $238). 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

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

Alternative routes for Hong Kong to Seoul

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

Top airline flying from Hong Kong to Seoul

Discover the top airline that operate flights from Hong Kong to Seoul. 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 22 March 2026.
AirlineCheapestAverageFlexibilityOn-time
HK ExpressCheapest$209Average$278FlexibilityNo 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 Hong Kong to Seoul?

Cheapflights helps you search for flights from Hong Kong to Seoul via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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

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

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

Yes! Cheapflights helps users easily find flights from Hong Kong to Seoul with no change fees.

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

Of course! You can now track prices for flights from Hong Kong to Seoul and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.