Cheap Flights to Seongmodo Island

View ₩18,500 flight on Wed, Jan 28, 2026Opens in a new window

Popular airlines

  • Korean Air

    Korean Air

  • Asiana Airlines

    Asiana Airlines

  • China Eastern Airlines

    China Eastern Airlines

  • Cathay Pacific

    Cathay Pacific

  • Thai Airways International

    Thai Airways International

  • Vietnam Airlines

    Vietnam Airlines

  • China Airlines

    China Airlines

  • Plan, book, fly with confidence

  • trending down icon

    Be in the know

    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon

    Book smarter

    Save up to 40% on select hotels after you book a flight*
  • payments icon

    Earn twice

    Earn your airline miles on top of our rewards
    Sign in

How much is the cheapest flight to Seongmodo Island?

Prices were available within the past 7 days and start at ₩18,500 for one-way flights and ₩37,000 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Jeju Air with Bag
Wed, Feb 4 - Wed, Feb 11
CJU
Jeju City
GMP
Seoul
₩37,000 Roundtrip, found 10 hours ago
₩37,000
Roundtrip
found 10 hours ago
Select Jeju Air with Bag flight, departing Wed, Feb 4 from Jeju City to Seoul, returning Wed, Feb 11, priced at ₩37,000 found 10 hours ago
T'way Air with baggage
Thu, Sep 11 - Mon, Sep 15
CJU
Jeju City
GMP
Seoul
₩57,600 Roundtrip, found 1 hour ago
₩57,600
Roundtrip
found 1 hour ago
Select T'way Air with baggage flight, departing Thu, Sep 11 from Jeju City to Seoul, returning Mon, Sep 15, priced at ₩57,600 found 1 hour ago
Korean Air
Wed, Aug 27 - Sat, Aug 30
CJU
Jeju City
GMP
Seoul
₩72,624 Roundtrip, found 2 hours ago
₩72,624
Roundtrip
found 2 hours ago
Select Korean Air flight, departing Wed, Aug 27 from Jeju City to Seoul, returning Sat, Aug 30, priced at ₩72,624 found 2 hours ago
Eastar Jet
Wed, Sep 10 - Wed, Sep 17
FUK
Fukuoka
ICN
Seoul
₩142,900 Roundtrip, found 1 day ago
₩142,900
Roundtrip
found 1 day ago
Select Eastar Jet flight, departing Wed, Sep 10 from Fukuoka to Seoul, returning Wed, Sep 17, priced at ₩142,900 found 1 day ago
Jeju Air
Tue, Oct 28 - Tue, Nov 4
PUS
Busan
GMP
Seoul
₩153,200 Roundtrip, just found
₩153,200
Roundtrip
just found
Select Jeju Air flight, departing Tue, Oct 28 from Busan to Seoul, returning Tue, Nov 4, priced at ₩153,200 just found

Find the cheapest month to fly from Columbus (CMH) to Seoul (ICN)

September is typically the cheapest month to fly

From ₩1,187,671 - ₩2,301,335 per traveler.

Graph displaying average flight prices per month

Searching for cheap flights to Seongmodo Island? No travel company presents more choices than Expedia if you're looking to compare flights to Seongmodo Island. With more airlines, cheaper flights, fewer stops, and more departure and arrival times travellers should ensure they search on Expedia before any holiday to Incheon. Expedia provides the cheapest flights to many destinations in Incheon and you may find even greater savings if you combine your flight with a hotel stay in Seongmodo Island.

Frequently asked questions

How do I find cheap flights to Seongmodo Island that have flexible change policies?
At Expedia, we've been channeling our inner Olympic gymnast to help you locate the most flexible fares in town. Just tick the "No change fee" box directly below the "Flexible change policies" filter to find your perfect flight to Seongmodo Island.
Which airlines fly to Seongmodo Island?
With a great selection of airlines that fly into or near Seongmodo Island, you have plenty of choice:

  • Korean Air - 364 flights to or near Seongmodo Island each month, including 364 flights to Incheon Intl. Airport (ICN) per month.
  • Asiana Airlines - 186 flights to or near Seongmodo Island each month, including 186 flights to Incheon Intl. Airport (ICN) per month.
  • Delta Air Lines - 121 flights to or near Seongmodo Island each month, including 121 flights to Incheon Intl. Airport (ICN) per month.

How can I find cheap tickets to Seongmodo Island?
In the last seven days, ₩37,000 was the best price for a flight to Seongmodo Island. If you'd love to save even more, book ahead of time and be flexible with your travel dates. Search for your journey to Seongmodo Island, then check out prices for nearby days by clicking on the "flexible dates" link above.
How much is a flight to Seongmodo Island?
There were plenty of budget-friendly fares up for grabs in the last seven days, with the cost of a round-trip flight to Seongmodo Island varying between ₩37,000 and ₩153,200. Many lucky travelers nabbed one-way tickets from Jeju City (CJU) for as low as ₩18,500.
What are the most popular airports to fly into in Seongmodo Island?
Incheon Intl. Airport (ICN) is the main entryway for those traveling to Seongmodo Island. Roughly 803 flights a month touch down here.
When is the cheapest time to fly to Seongmodo Island?
If you'd prefer to spend your hard-earned vacation money experiencing Seongmodo Island rather than on flying there, leave earlier in the week. The most economical day to travel is usually Tuesday, followed by Monday. With many people traveling over the weekend, Saturday typically has the most expensive airfares.
How much is a plane ticket to Seongmodo Island?
In the last seven days, fares ranged between ₩37,000 and ₩153,200. Have a look at our fabulous deals to Seongmodo Island, make a booking and then get packing!
What months are the cheapest to book a flight to Seongmodo Island?
February is the most affordable month to book a seat for your Seongmodo Island break. Fares are priciest over the festive month of December, so steer clear of this time if you can.
Flights to Seongmodo Island information
Destination airport
Incheon Intl.
Destination airport IATA code
ICN
Destination city name
Seoul
Roundtrip price
₩150,100

Trending flights to Seongmodo Island

Prices were available within the past 7 days and start at ₩18,500 for one-way flights and ₩37,000 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Jeju Air with Bag
Wed, Feb 4 - Wed, Feb 11
CJU
Jeju City
GMP
Seoul
₩37,000 Roundtrip, found 10 hours ago
₩37,000
Roundtrip
found 10 hours ago
Select Jeju Air with Bag flight, departing Wed, Feb 4 from Jeju City to Seoul, returning Wed, Feb 11, priced at ₩37,000 found 10 hours ago
*Available to Expedia members.