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Cheap flights from Hong Kong to Seoul from $155

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 27/8. Fares are subject to change and may not be available on all flights or dates of travel.
HKG — SEL
16 Sep — 23 Sep1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Hong Kong Intl to Seoul are usually found in March or September, booked 14 days in advance, depart on a Tuesday or Monday and return on a Tuesday

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 17 August 2026.

Wed 2/907:15 -
Nonstop3h 35m
Mon 7/912:45 -
Nonstop3h 50m
Deal found 15/8$286
Mon 14/900:05 -
Nonstop3h 50m
Thu 17/920:10 -
Nonstop3h 35m
Deal found 13/8$289
Wed 2/910:15 -
1 stop9h 10m
Sat 5/920:10 -
Nonstop3h 35m
Deal found 16/8$296
Mon 7/910:15 -
1 stop9h 10m
Tue 8/920:10 -
Nonstop3h 35m
Deal found 14/8$312
Wed 2/910:15 -
1 stop9h 10m
Tue 8/920:10 -
Nonstop3h 35m
Deal found 15/8$313
Tue 1/900:05 -
Nonstop3h 50m
Mon 7/922:40 -
1 stop15h 15m
Deal found 15/8$316
Thu 3/916:55 -
Nonstop3h 40m
Mon 7/922:40 -
1 stop15h 15m
Deal found 15/8$317
Tue 1/921:35 -
1 stop21h 50m
Sat 5/902:35 -
Nonstop3h 50m
Deal found 15/8$319
Mon 7/912:50 -
1 stop6h 55m
Tue 8/916:20 -
1 stop8h 25m
Deal found 14/8$336
Sat 5/907:30 -
1 stop6h 40m
Wed 9/914:30 -
1 stop7h 35m
Deal found 13/8$339
Sun 6/902:35 -
1 stop13h 35m
Tue 8/920:25 -
1 stop14h 15m
Deal found 14/8$422
Wed 2/912:05 -
1 stop6h 45m
Tue 8/920:50 -
1 stop15h 10m
Deal found 15/8$478

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 17 August 2026.

Round-trip from

$286

One-way from

$155

Popular in

February

Cheapest in

March

Average price

$341

Good one-way deal

$164 or less
HK Express
  • HK Express
  • 2/9-7/9
  • Nonstop
  • 7h 25m total
  • Hong Kong to Seoul
Search Deals
HK Express
  • HK Express
  • 27/8
  • Nonstop
  • 3h 40m total
  • Hong Kong to Seoul
Search Deals
Highest demand for flights based on searches. 0% potential increase in price ($2 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($15 potential savings vs. average return price).
Search Deals
Average for round-trip flights in August 2026
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 17 August 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 Hong Kong Intl - ICN Incheon Intl

HKGICN

Hong Kong Intl

Thu 27/8

13:40-23:50

1 stop9h 10m

Incheon Intl

Thu 3/9

16:45-16:30

1 stop24h 45m

$422

Hong KongSeoul

HKG Hong Kong Intl - GMP Seoul Gimpo Intl

HKGGMP

Hong Kong Intl

Sun 6/9

02:35-17:10

1 stop13h 35m

Seoul Gimpo Intl

Tue 8/9

20:25-09:40

1 stop14h 15m

$422

Hong KongIncheon

HKG Hong Kong Intl - ICN Incheon Intl

HKGICN

Hong Kong Intl

Wed 26/8

01:40-06:20

Nonstop3h 40m

Incheon Intl

Sat 29/8

09:00-11:40

Nonstop3h 40m

$453

Hong KongSeoul

HKG Hong Kong Intl - GMP Seoul Gimpo Intl

HKGGMP

Hong Kong Intl

Tue 8/9

02:30-10:05

1 stop6h 35m

Seoul Gimpo Intl

Fri 11/9

15:35-23:35

1 stop9h 00m

$497

Hong KongSeoul

HKG Hong Kong Intl - GMP Seoul Gimpo Intl

HKGGMP

Hong Kong Intl

Fri 4/9

02:30-11:20

1 stop7h 50m

Seoul Gimpo Intl

Wed 9/9

20:25-09:40

1 stop14h 15m

$508

Hong KongIncheon

HKG Hong Kong Intl - ICN Incheon Intl

HKGICN

Hong Kong Intl

Thu 31/12

00:40-05:00

Nonstop3h 20m

Incheon Intl

Sun 10/1

19:25-22:40

Nonstop4h 15m

$531

Hong KongSeoul

HKG Hong Kong Intl - GMP Seoul Gimpo Intl

HKGGMP

Hong Kong Intl

Tue 1/9

02:30-10:05

1 stop6h 35m

Seoul Gimpo Intl

Mon 7/9

17:55-23:35

1 stop6h 40m

$533

Hong KongSeoul

HKG Hong Kong Intl - GMP Seoul Gimpo Intl

HKGGMP

Hong Kong Intl

Mon 28/12

14:05-12:25

1 stop21h 20m

Seoul Gimpo Intl

Thu 7/1

13:30-23:00

1 stop10h 30m

$546

Hong KongSeoul

HKG Hong Kong Intl - GMP Seoul Gimpo Intl

HKGGMP

Hong Kong Intl

Wed 2/9

01:50-11:55

1 stop9h 05m

Seoul Gimpo Intl

Mon 7/9

18:50-00:15

1 stop6h 25m

$550

Hong KongSeoul

HKG Hong Kong Intl - GMP Seoul Gimpo Intl

HKGGMP

Hong Kong Intl

Fri 16/10

10:10-11:00

1 stop23h 50m

Seoul Gimpo Intl

Tue 20/10

12:05-09:10

1 stop22h 05m

$658

Flights are sorted by cheapest return flights first.

Deals found on 17/8

Showing 1-10 of 38 resultsSorted by cheapest first
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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

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

Currently, September is the cheapest month in which you can book a flight from Hong Kong to Seoul (average of $310). Flying from Hong Kong to Seoul in December is currently the most expensive (average of $444). 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 17 August 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 evening, which can drop the price by up to 75% versus a flight at midday.

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 17 August 2026.

The most flights from HKG to SEL are scheduled on a Friday (49 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (42 on average).

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

Airfare is below average for this route at the moment.
Hong Kong to Seoul flights typically cost between $302 and $413 in September.
The cheapest return price found within the last 5 days was $286 on HK Express (2 Sept–7 Sept).

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

Booking 13 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 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 15 August 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. Tuesday at midday flights should be avoided if possible as fares are typically the most expensive at this time.

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 17 August 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
7.2
Good
47 reviews
Check prices

Comfort

6.5

Boarding

7.4

Entertainment

5.4

Crew

7.5

Overall

7.2

Food

5.9
HK Express
7.2
Good
47 reviews
HK Express
7.2
Good
47 reviews
Check prices

Comfort

6.5

Boarding

7.4

Entertainment

5.4

Crew

7.5

Overall

7.2

Food

5.9

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 45 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 $453, Shandong Airlines can have you in Seoul from Hong Kong in 3h 40m. 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 $230. HK Express is currently priced 34% 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 Jeju Air (93%), Virgin Atlantic (92%) and Eastar Jet (90%).

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

    While on average a flight from Hong Kong to Seoul is generally $949, our data shows the cheapest flight currently is $159. When looking at the most popular route, (Hong Kong Intl - Incheon Intl), you can expect to pay $270 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, September is the cheapest month in which you can book a flight from Hong Kong to Seoul (average of $310). Flying from Hong Kong to Seoul in December is currently the most expensive (average of $444). 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 17 August 2026.
AirlineCheapestAverageFlexibilityOn-time
HK ExpressCheapest$230Average$282FlexibilityNo 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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