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Cheap flights from Hong Kong to Seoul from $151

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 21/10. Fares are subject to change and may not be available on all flights or dates of travel.
HKG — SEL
24 Aug — 31 Aug1
1 adult

Cheapflights Tip: The best prices from Hong Kong Intl to Seoul are usually found in September or March, booked 85 days in advance, depart on a Wednesday or Saturday and return on a Wednesday

Cheap 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 19 August 2025.

Round-trip from

$300

One-way from

$151

Popular in

December

Cheapest in

September

Average price

$306

Good round-trip deal

$355 or less

Good one-way deal

$114 or less
HK Express
  • HK Express
  • 2/10-9/10
  • Nonstop
  • 7h 25m total
  • Hong Kong to Seoul
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T'way Air
  • T'way Air
  • 21/10
  • Nonstop
  • 3h 50m total
  • Hong Kong to Seoul
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Highest demand for flights based on searches. 10% potential increase in price ($51 potential increase over avg. return price).
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Cheapest flight prices on average. 3% potential price decrease ($18 potential savings vs. average return price).
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Average for round-trip flights in August 2025
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Price to beat on a round-trip flight from Hong Kong Intl to Seoul (SEL).
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Price to beat on a one-way flight from Hong Kong Intl to Seoul (SEL).
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Find flight deals from Hong Kong to Seoul

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 19 August 2025.

Mon 25/813:35HKG - ICN
Nonstop3h 40mJeju Air
Mon 1/909:45ICN - HKG
Nonstop3h 50mJeju Air
Deal found 19/8$283
Thu 2/1021:05HKG - ICN
Nonstop3h 35mHK Express
Thu 9/1022:30ICN - HKG
Nonstop3h 50mHK Express
Deal found 18/8$300
Fri 5/913:30HKG - ICN
Nonstop3h 40mAIR PREMIA
Sun 14/909:05ICN - HKG
Nonstop3h 55mAIR PREMIA
Deal found 18/8$312
Thu 2/1021:35HKG - ICN
1 stop8h 45mMultiple Airlines
Thu 9/1022:30ICN - HKG
Nonstop3h 50mMultiple Airlines
Deal found 18/8$326
Fri 5/913:30HKG - ICN
Nonstop3h 40mAIR PREMIA
Mon 15/909:05ICN - HKG
Nonstop3h 55mAIR PREMIA
Deal found 18/8$334
Tue 26/813:35HKG - ICN
Nonstop3h 40mJeju Air
Fri 29/809:45ICN - HKG
Nonstop3h 50mJeju Air
Deal found 19/8$338
Sun 31/800:40HKG - ICN
Nonstop3h 50mT'way Air
Tue 23/920:05ICN - HKG
Nonstop4h 10mT'way Air
Deal found 17/8$340
Mon 1/913:35HKG - ICN
Nonstop3h 40mJeju Air
Tue 23/909:45ICN - HKG
Nonstop3h 50mJeju Air
Deal found 17/8$344
Sun 31/800:40HKG - ICN
Nonstop3h 50mT'way Air
Thu 4/920:05ICN - HKG
Nonstop4h 10mT'way Air
Deal found 17/8$358
Sat 25/1000:40HKG - ICN
Nonstop3h 50mT'way Air
Fri 31/1018:50ICN - HKG
Nonstop4h 15mT'way Air
Deal found 18/8$377
Thu 2/1008:00HKG - GMP
1 stop7h 55mMultiple Airlines
Thu 9/1018:55GMP - HKG
1 stop16h 25mMultiple Airlines
Deal found 18/8$592
Wed 1/1009:10HKG - GMP
1 stop10h 55mMultiple Airlines
Wed 8/1019:30GMP - HKG
1 stop6h 00mMultiple Airlines
Deal found 17/8$825

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 19 August 2025.
Use the filters below to find and compare flights from Hong Kong to Seoul that are best for you.

Fly from

Hong Kong

Fly to

Seoul

Route

Depart

Return

Price

Hong KongIncheon

HKG - ICN

HKGICN

Hong Kong Intl

Fri 5/9

13:30-18:10

Nonstop3h 40m

Incheon Intl

Sun 14/9

09:05-12:00

Nonstop3h 55m

$312

Hong KongIncheon

HKG - ICN

HKGICN

Hong Kong Intl

Fri 5/9

13:30-18:10

Nonstop3h 40m

Incheon Intl

Mon 15/9

09:05-12:00

Nonstop3h 55m

$334

Hong KongIncheon

HKG - ICN

HKGICN

Hong Kong Intl

Sun 7/9

13:30-18:10

Nonstop3h 40m

Incheon Intl

Mon 15/9

09:05-12:00

Nonstop3h 55m

$334

Hong KongIncheon

HKG - ICN

HKGICN

Hong Kong Intl

Sun 31/8

00:40-05:30

Nonstop3h 50m

Incheon Intl

Thu 4/9

20:05-23:15

Nonstop4h 10m

$338

Hong KongIncheon

HKG - ICN

HKGICN

Hong Kong Intl

Sun 31/8

00:40-05:30

Nonstop3h 50m

Incheon Intl

Tue 23/9

20:05-23:15

Nonstop4h 10m

$340

Hong KongIncheon

HKG - ICN

HKGICN

Hong Kong Intl

Tue 18/11

00:05-05:00

Nonstop3h 55m

Incheon Intl

Sun 23/11

18:50-22:05

Nonstop4h 15m

$340

Hong KongIncheon

HKG - ICN

HKGICN

Hong Kong Intl

Mon 1/9

13:35-18:15

Nonstop3h 40m

Incheon Intl

Tue 23/9

09:45-12:35

Nonstop3h 50m

$344

Hong KongIncheon

HKG - ICN

HKGICN

Hong Kong Intl

Sat 6/9

00:40-05:30

Nonstop3h 50m

Incheon Intl

Thu 25/9

20:05-23:15

Nonstop4h 10m

$358

Hong KongIncheon

HKG - ICN

HKGICN

Hong Kong Intl

Sat 25/10

00:40-05:30

Nonstop3h 50m

Incheon Intl

Fri 31/10

18:50-22:05

Nonstop4h 15m

$377

Hong KongIncheon

HKG - ICN

HKGICN

Hong Kong Intl

Fri 12/9

13:35-18:15

Nonstop3h 40m

Incheon Intl

Sun 14/9

09:45-12:35

Nonstop3h 50m

$378

Flights are sorted by cheapest return flights first.

Deals found on 17/8

Showing 1-10 of 32 results
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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 8 August 2025.

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, March is the cheapest month in which you can book a flight from Hong Kong to Seoul (average of $497). Flying from Hong Kong to Seoul in December is currently the most expensive (average of $997). 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 19 August 2025.

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 43% versus a flight in the evening.

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 19 August 2025.

The most flights from HKG to SEL are scheduled on a Friday (37 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (28 on average).

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

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 33 flights from Hong Kong Intl to Seoul per day from 1 airline.

  • How popular is this Hong Kong to Seoul flight route?

    Flights from Hong Kong Intl to Seoul have been viewed 94 times in the past calendar month.

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

    For as low as $312, AIR PREMIA can have you in Seoul from Hong Kong in 3h 40m. There are 2066 km between Hong Kong and Seoul. Most flights are nonstop.

  • 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 $191. HK Express is currently priced 37% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Hong Kong to Seoul one-way?

    $152 is the cheapest one-way deal found within the past few days, from Jeju Air. You may also be able to find cheap deals on T'way Air and Air China, with prices starting from $155 and $228, respectively.

  • 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 Virgin Atlantic (89%), EL AL (88%) and WestJet (84%).

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

    While on average a flight from Hong Kong to Seoul is generally $959, our data shows the cheapest flight currently is $114. When looking at the most popular route, (Hong Kong Intl - Incheon Intl), you can expect to pay $272 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, March is the cheapest month in which you can book a flight from Hong Kong to Seoul (average of $497). Flying from Hong Kong to Seoul in December is currently the most expensive (average of $997). 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 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 19 August 2025.
AirlineCheapestAverageFlexibilityOn-time
HK ExpressCheapest$191Average$224FlexibilityNo 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.

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