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Cheap flights from Seoul to Hong Kong from £76

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 18/8. Fares are subject to change and may not be available on all flights or dates of travel.
SEL — HKG
5 Sep — 12 Sep1
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 84 days in advance, depart on a Thursday or Wednesday 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 6 August 2026.

Wed 2/920:40 -
Nonstop3h 55m
Sat 5/900:35 -
Nonstop3h 55m
Deal found 3/8£139
Wed 9/920:40 -
Nonstop3h 55m
Sat 12/900:35 -
Nonstop3h 55m
Deal found 4/8£140
Sun 20/920:40 -
Nonstop3h 55m
Tue 22/900:35 -
Nonstop3h 55m
Deal found 5/8£140
Wed 16/920:40 -
Nonstop3h 55m
Fri 18/900:35 -
Nonstop3h 55m
Deal found 6/8£146
Thu 17/920:40 -
Nonstop3h 55m
Fri 18/900:35 -
Nonstop3h 55m
Deal found 3/8£148
Tue 13/1020:40 -
Nonstop3h 55m
Wed 21/1000:35 -
Nonstop3h 55m
Deal found 5/8£149
Fri 18/915:25 -
Nonstop3h 50m
Fri 25/921:00 -
Nonstop3h 40m
Deal found 4/8£152
Thu 3/920:40 -
Nonstop3h 55m
Wed 9/900:35 -
Nonstop3h 55m
Deal found 5/8£154
Fri 11/920:40 -
Nonstop3h 55m
Sun 13/900:35 -
Nonstop3h 55m
Deal found 5/8£154
Tue 25/820:35 -
Nonstop3h 55m
Sat 29/813:00 -
Nonstop3h 35m
Deal found 3/8£156
Wed 9/920:40 -
Nonstop3h 55m
Thu 10/900:35 -
Nonstop3h 55m
Deal found 4/8£159
Wed 26/820:50 -
2 stops38h 35m
Sat 29/812:50 -
1 stop21h 10m
Deal found 2/8£235

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 6 August 2026.

Round-trip from

£139

One-way from

£76

Popular in

February

Cheapest in

September

Average price

£172

Good round-trip deal

£96 or less

Good one-way deal

£510 or less
Jeju Air
  • Jeju Air
  • 2/9-8/9
  • Nonstop
  • 7h 50m total
  • Seoul to Hong Kong
Search Deals
T'way Air
  • T'way Air
  • 18/8
  • Nonstop
  • 4h 10m total
  • Seoul to Hong Kong
Search Deals
Highest demand for flights based on searches. 1% potential increase in price (£2 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£3 potential savings vs. average return price).
Search Deals
Average for round-trip flights in August 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 858,174 searches. Data last updated 6 August 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

IncheonHong Kong

ICN Incheon Intl - HKG Hong Kong Intl

ICNHKG

Incheon Intl

Sat 29/8

16:20-12:45

1 stop21h 25m

Hong Kong Intl

Mon 31/8

09:45-20:45

1 stop10h 00m

£199

IncheonHong Kong

ICN Incheon Intl - HKG Hong Kong Intl

ICNHKG

Incheon Intl

Fri 4/9

08:30-23:45

2 stops16h 15m

Hong Kong Intl

Tue 15/9

17:05-14:55

2 stops20h 50m

£223

SeoulHong Kong

GMP Seoul Gimpo Intl - HKG Hong Kong Intl

GMPHKG

Seoul Gimpo Intl

Wed 26/8

20:50-10:25

2 stops38h 35m

Hong Kong Intl

Sat 29/8

12:50-11:00

1 stop21h 10m

£235

SeoulHong Kong

GMP Seoul Gimpo Intl - HKG Hong Kong Intl

GMPHKG

Seoul Gimpo Intl

Fri 4/9

15:55-23:35

1 stop8h 40m

Hong Kong Intl

Mon 14/9

02:00-09:30

1 stop6h 30m

£244

IncheonHong Kong

ICN Incheon Intl - HKG Hong Kong Intl

ICNHKG

Incheon Intl

Fri 18/9

12:55-19:05

1 stop7h 10m

Hong Kong Intl

Fri 25/9

17:05-10:55

2 stops16h 50m

£273

SeoulHong Kong

GMP Seoul Gimpo Intl - HKG Hong Kong Intl

GMPHKG

Seoul Gimpo Intl

Mon 31/8

12:00-11:00

1 stop24h 00m

Hong Kong Intl

Wed 2/9

17:05-19:50

2 stops25h 45m

£273

SeoulHong Kong

GMP Seoul Gimpo Intl - HKG Hong Kong Intl

GMPHKG

Seoul Gimpo Intl

Thu 17/9

20:50-10:25

2 stops38h 35m

Hong Kong Intl

Sun 20/9

12:50-11:00

1 stop21h 10m

£275
Fastest return journey

IncheonHong Kong

ICN Incheon Intl - HKG Hong Kong Intl

ICNHKG

Incheon Intl

Fri 1/1

20:10-23:35

Nonstop4h 25m

Hong Kong Intl

Mon 4/1

00:35-05:15

Nonstop3h 40m

£278

SeoulHong Kong

GMP Seoul Gimpo Intl - HKG Hong Kong Intl

GMPHKG

Seoul Gimpo Intl

Thu 17/9

20:50-11:50

1 stop16h 00m

Hong Kong Intl

Fri 18/9

18:50-19:50

1 stop24h 00m

£286

SeoulHong Kong

GMP Seoul Gimpo Intl - HKG Hong Kong Intl

GMPHKG

Seoul Gimpo Intl

Mon 17/8

20:50-10:25

2 stops38h 35m

Hong Kong Intl

Thu 20/8

21:15-11:00

2 stops36h 45m

£296

Flights are sorted by cheapest return flights first.

Deals found on 4/8

Showing 1-10 of 33 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 £142). Flying from Seoul to Hong Kong in February is currently the most expensive (average of £209). 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 6 August 2026.

It’s typically best to fly out from Seoul to Hong Kong in the morning. Doing so could potentially save you 60% on the flight price compared to flying in the evening, which is usually more expensive.

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 6 August 2026.

The most flights from SEL to HKG are scheduled on a Monday (52 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (44 on average).

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

Airfare is below average for this route at the moment.
Seoul to Hong Kong flights typically cost between £148 and £197 in September.
The cheapest return price found within the last 5 days was £139 on Jeju Air (2 Sept–8 Sept).

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

Booking 89 days in advance of your planned departure date is, on average, the best time to get cheap flights from Seoul to Hong Kong. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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 6 August 2026.
Check out reviews from past customers who have flown with Cathay Pacific and HK Express from Seoul to Hong Kong to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Cathay Pacific
7.6
Good
1,439 reviews
Check prices

Overall

7.6

Boarding

7.9

Crew

8.1

Comfort

7.5

Food

7.3

Entertainment

7.7

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jul 2026

CGK - HKG

food quality is horrible for premium economy. one of the worst in the airlines. flight attendants is mediocre. won't flight this anymore. better to use Starlux, SQ, or ANA/JAL.
Cathay Pacific
7.6
Good
1,439 reviews
Cathay Pacific
7.6
Good
1,439 reviews
Check prices

Overall

7.6

Boarding

7.9

Crew

8.1

Comfort

7.5

Food

7.3

Entertainment

7.7

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jul 2026

CGK - HKG

food quality is horrible for premium economy. one of the worst in the airlines. flight attendants is mediocre. won't flight this anymore. better to use Starlux, SQ, or ANA/JAL.
HK Express
7.2
Good
47 reviews
Cathay Pacific
7.6
Good
1,439 reviews
Check prices

Overall

7.6

Boarding

7.9

Crew

8.1

Comfort

7.5

Food

7.3

Entertainment

7.7

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jul 2026

CGK - HKG

food quality is horrible for premium economy. one of the worst in the airlines. flight attendants is mediocre. won't flight this anymore. better to use Starlux, SQ, or ANA/JAL.

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?

    Hong Kong Intl (HKG) is the airport you will fly into if you book a flight from Seoul to Hong Kong. You should not have trouble finding flights to Hong Kong Intl from Seoul; the airport handles an average of 47 inbound flights from Seoul per day. You should also have plenty of airline options to choose from since 2 airlines have flights to the Hong Kong airport from Seoul. It is only a 16.2 mi journey from Hong Kong Intl (HKG) to Hong Kong’s city center.

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

    A quick flight from Seoul to Hong Kong can take about 21h 25m. China Eastern provides one of the quickest options available for as low as £199. Seoul and Hong Kong are separated by a distance of 1284 mi.

  • What are the cheapest airlines flying from Seoul to Hong Kong round-trip?

    According to our current data, HK Express (£136), and Cathay Pacific (£178) offers the cheapest pricing from Seoul to Hong Kong. These flights start at 26% lower than the current average price 3 months from now.

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

    The top 3 most reliable airlines when flying from Seoul to Hong Kong are T'way Air (97%), WestJet (94%) and Air Canada (93%).

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

    While on average a flight from Seoul to Hong Kong is generally £332, our data shows the cheapest flight currently is £93. When looking at the most popular route, (Incheon Intl - Hong Kong Intl), you can expect to pay £130 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 £142). Flying from Seoul to Hong Kong in February is currently the most expensive (average of £209). 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 2 airlines flying from Seoul to Hong Kong

Discover the top 2 airlines 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 858,174 searches. Data last updated 6 August 2026.
AirlineCheapestAverageFlexibilityOn-time
HK ExpressCheapest£136Average£178FlexibilityNo cancel feeOn-time90%
Search HK Express flights
Cathay PacificCheapest£178Average£310FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific 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?

Deals for Seoul to Hong Kong flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

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?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Seoul to Hong Kong, users can toggle the no change fees filter when performing a flight search.

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

Of course! You can now track prices for flights from Seoul to Hong Kong 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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