HK$784+ Cheap flights to South Korea

— ICN
25 Nov — 2 Dec1
1 adult
1 adult, Economy, 0 bags

Flights to South Korea in 2026

Enter your travel dates to find the best prices.

Cheapest flights to South Korea

Tue 27-1002:25 -
Nonstop3h 10m
Mon 2-1107:30 -
Nonstop4h 00m
Deal found 26-10HK$1,451
Sun 25-1002:25 -
Nonstop3h 10m
Mon 2-1107:30 -
Nonstop4h 00m
Deal found 25-10HK$1,475
Sat 24-1021:00 -
Nonstop3h 40m
Thu 29-1002:25 -
Nonstop4h 05m
Deal found 22-10HK$1,561
Mon 26-1021:05 -
Nonstop3h 25m
Fri 15-121:50 -
Nonstop4h 05m
Deal found 22-10HK$1,569
Sun 1-1121:05 -
Nonstop3h 25m
Wed 4-1112:25 -
Nonstop4h 05m
Deal found 23-10HK$1,577
Tue 27-1000:05 -
Nonstop3h 50m
Fri 30-1019:15 -
Nonstop4h 20m
Deal found 22-10HK$1,585

Find flights to South Korea

Explore South Korea

Find flight deals to South Korea

Return from

HK$1,561

One-way from

HK$714

Popular in

February

Cheapest in

March

Average price

HK$2,079

Good round-trip deal

HK$1,407 or less

Good one-way deal

HK$884 or less
HK Express
  • HK Express
  • 29-10-2-11
  • Nonstop
  • 7h 30m total
  • Hong Kong to Seoul
HK Express
  • HK Express
  • 2-11-31-12
  • Nonstop
  • 2h 45m total
  • Hong Kong to South Korea
Highest demand for flights based on searches. 1% potential increase in price (HK$30 potential increase over avg. return price).
Cheapest flight prices on average. 2% potential price decrease (HK$57 potential savings vs. average return price).
Average for return flights in October 2026
Price to beat on a round-trip flight from Hong Kong Intl to South Korea.
Price to beat on a one-way flight from Hong Kong Intl to South Korea.

Cheapflights Fare Finder

 
Use the filters below to find and compare flights to South Korea that are best for you.

Fly from

Route

Departure

Return

Price

Cheapest return flight
Fastest return journey

Hong KongBusan

HKG Hong Kong Intl - PUS Busan Gimhae

HKGPUS

Hong Kong Intl

Sat 28-11

08:55-13:10

Nonstop3h 15m

Busan Gimhae

Wed 31-12

00:00-23:00

Nonstop0h 00m

HK$926

Hong KongSeoul

HKG Hong Kong Intl - GMP Seoul Gimpo Intl

HKGGMP

Hong Kong Intl

Mon 14-12

02:55-11:15

1 stop7h 20m

Seoul Gimpo Intl

Wed 31-12

00:00-23:00

Nonstop0h 00m

HK$981

Hong KongSeoul

HKG Hong Kong Intl - GMP Seoul Gimpo Intl

HKGGMP

Hong Kong Intl

Mon 14-12

02:55-11:15

1 stop7h 20m

Seoul Gimpo Intl

Wed 31-12

00:00-23:00

Nonstop0h 00m

HK$981

Hong KongJeju City

HKG Hong Kong Intl - CJU Jeju City

HKGCJU

Hong Kong Intl

Thu 29-10

02:10-06:10

Nonstop3h 00m

Jeju City

Sun 1-11

22:10-00:20

Nonstop3h 10m

HK$1,671

Hong KongJeju City

HKG Hong Kong Intl - CJU Jeju City

HKGCJU

Hong Kong Intl

Tue 10-11

07:15-18:35

1 stop10h 20m

Jeju City

Thu 12-11

22:10-00:20

Nonstop3h 10m

HK$1,702

Hong KongJeju City

HKG Hong Kong Intl - CJU Jeju City

HKGCJU

Hong Kong Intl

Thu 14-1

02:55-06:40

Nonstop2h 45m

Jeju City

Sun 17-1

07:45-10:15

Nonstop3h 30m

HK$1,702

Hong KongDaegu

HKG Hong Kong Intl - TAE Daegu

HKGTAE

Hong Kong Intl

Thu 12-11

02:25-06:35

Nonstop3h 10m

Daegu

Mon 16-11

07:30-10:30

Nonstop4h 00m

HK$1,765

Hong KongSeoul

HKG Hong Kong Intl - GMP Seoul Gimpo Intl

HKGGMP

Hong Kong Intl

Wed 2-12

02:55-09:20

1 stop5h 25m

Seoul Gimpo Intl

Wed 9-12

19:55-00:20

1 stop29h 25m

HK$1,781

Hong KongJeju City

HKG Hong Kong Intl - CJU Jeju City

HKGCJU

Hong Kong Intl

Sun 8-11

02:25-09:10

1 stop5h 45m

Jeju City

Fri 13-11

22:10-00:20

Nonstop3h 10m

HK$1,843

Hong KongJeju City

HKG Hong Kong Intl - CJU Jeju City

HKGCJU

Hong Kong Intl

Mon 7-12

12:45-19:30

1 stop5h 45m

Jeju City

Sat 12-12

22:10-00:20

Nonstop3h 10m

HK$1,883

Flights are sorted by cheapest return flights first.

Deals found on 26-10

Showing 1-10 of 33 resultsSorted by cheapest first
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Best time to book a flight to South Korea

Have a flexible travel schedule? Discover the best time to fly to South Korea with our price prediction graph.
Estimated return price

Cheapflights Insights

Everything you need to know about your flight to South Korea

How long is the flight to South Korea?

On average, a flight from Hong Kong to South Korea takes 4 hours 3 minutes. Flights to South Korea from other popular cities in Hong Kong will vary in length. Below are a few examples of popular routes and their flight times.

Weekly flight availability to South Korea

The most flights from Hong Kong to South Korea are scheduled on a Sunday (41 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (18 on average).

What are the cheapest airlines that fly to South Korea?

The cheapest airlines flying from Hong Kong to South Korea are 泰瑞航空 (原 德威航空), Air Busan and Eastar Jet.

Rainfall in South Korea by month

In terms of precipitation, rainfall in South Korea ranges from 20.0 - 260.0 mm per month. July is typically the wettest month, when rainfall can reach 260.0 mm. January is typically the driest time to visit South Korea when rainfall is around 20.0 mm.

Temperature in South Korea by month

If weather is an important factor for your trip to South Korea, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 25.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -2.0 C).

When is the best time to book a flight to South Korea?

Booking 13 days in advance of your planned departure date is, on average, the best time to get cheap flights to South Korea. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

When is the cheapest time to fly to South Korea?

Users looking for the lowest fares to South Korea should consider flying on Saturday evenings, when prices are typically cheapest. Budget-minded travellers will want to avoid Sunday at midday, when prices are usually at their highest.

What are the most popular places to fly to in South Korea?

The most popular places in South Korea to fly to are Seoul, Incheon, Busan and Jeju City.

Reviews of airlines servicing South Korea

See what other customers who have flown with Asiana Airlines,Cathay Pacific, andJeju Air to South Korea have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Crew

8.4

Overall

8.1

Comfort

8.0

Entertainment

7.6

Boarding

8.3

Food

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Jun 2026

SFO - ICN

Crew does their job without pleasantness. Could be cultural. Chinese airlines are the same. Our connecting flight to Bangkok on an Airbus A321 was miserable in economy. No leg room, again awful food.

Crew

8.4

Overall

8.1

Comfort

8.0

Entertainment

7.6

Boarding

8.3

Food

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Jun 2026

SFO - ICN

Crew does their job without pleasantness. Could be cultural. Chinese airlines are the same. Our connecting flight to Bangkok on an Airbus A321 was miserable in economy. No leg room, again awful food.

Crew

8.4

Overall

8.1

Comfort

8.0

Entertainment

7.6

Boarding

8.3

Food

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Jun 2026

SFO - ICN

Crew does their job without pleasantness. Could be cultural. Chinese airlines are the same. Our connecting flight to Bangkok on an Airbus A321 was miserable in economy. No leg room, again awful food.

Crew

8.4

Overall

8.1

Comfort

8.0

Entertainment

7.6

Boarding

8.3

Food

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Jun 2026

SFO - ICN

Crew does their job without pleasantness. Could be cultural. Chinese airlines are the same. Our connecting flight to Bangkok on an Airbus A321 was miserable in economy. No leg room, again awful food.

Crew

8.4

Overall

8.1

Comfort

8.0

Entertainment

7.6

Boarding

8.3

Food

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Jun 2026

SFO - ICN

Crew does their job without pleasantness. Could be cultural. Chinese airlines are the same. Our connecting flight to Bangkok on an Airbus A321 was miserable in economy. No leg room, again awful food.

FAQs about flying to South Korea

  • Can I find cheaper flights to South Korea if I am willing to have stopovers?

    Yes, flights with stopovers are often cheaper than direct flights. Keep an eye out for flight deals to South Korea on Cheapflights that require 1 or 2 stops for potential cost savings.

  • What is the best airline to fly to South Korea?

    Based on reviews from Cheapflights users, Asiana Airlines is rated the highest out of the airlines that fly to South Korea.

  • What is the cheapest airport to fly to in South Korea?

    Jeju City is currently the cheapest airport to fly to in South Korea. One-way flights to Jeju City typically cost HK$210, while return flights cost around HK$130.

  • How much is a return flight to South Korea?

    A return flight to South Korea will typically cost around HK$2,018, however they can be found for as little as HK$875.

  • Where does the fastest flight to South Korea depart from?

    For those looking to save time traveling to South Korea, Hong Kong Intl offers the quickest one-way flight (2 hours 45 minutes).

  • Does Incheon Intl have rental cars?

    Yes. Those touching down at Incheon Intl can take advantage of the car hire services offered upon their arrival.

  • Are there hotels close to Incheon Intl?

    Yes. Incheon Intl has hotels nearby for those requiring accommodations. Darakhyu Incheon Airport Terminal 2 Capsule Hotel by Walkerhill is the closest property to Incheon Intl (0.0 km away from Incheon Intl).

See more FAQs

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Yes, Cheapflights has a feature called Price Alerts, which notifies users when flight prices change. Track prices for your flight to South Korea today and book when you’re ready!

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