$113 Cheap Flights to Seongnam

View $113 flight on Thu, Jul 23, 2026Opens in a new window

Popular airlines to Seongnam

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How much is the cheapest flight to Seongnam?

Prices were available within the past 7 days and start at $113 for one-way flights and $196 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Asiana Airlines
Thu, Jul 9 - Mon, Jul 13
KIX
Osaka
GMP
Seoul
$196 Roundtrip, found 1 hour ago
$196
Roundtrip
found 1 hour ago
Select Asiana Airlines flight, departing Thu, Jul 9 from Osaka to Seoul, returning Mon, Jul 13, priced at $196 found 1 hour ago
Korean Air
Mon, Apr 27 - Wed, Apr 29
HND
Tokyo
GMP
Seoul
$331 Roundtrip, found 10 hours ago
$331
Roundtrip
found 10 hours ago
Select Korean Air flight, departing Mon, Apr 27 from Tokyo to Seoul, returning Wed, Apr 29, priced at $331 found 10 hours ago
Alaska Airlines
Tue, May 12 - Tue, May 19
HNL
Oahu
GMP
Seoul
$904 Roundtrip, found 6 hours ago
$904
Roundtrip
found 6 hours ago
Select Alaska Airlines flight, departing Tue, May 12 from Oahu to Seoul, returning Tue, May 19, priced at $904 found 6 hours ago
China Eastern Airlines
Mon, Aug 31 - Mon, Sep 14
LAX
Los Angeles
GMP
Seoul
$935 Roundtrip, found 3 days ago
$935
Roundtrip
found 3 days ago
Select China Eastern Airlines flight, departing Mon, Aug 31 from Los Angeles to Seoul, returning Mon, Sep 14, priced at $935 found 3 days ago
Hainan Airlines
Fri, Nov 6 - Sun, Nov 29
BOS
Boston
GMP
Seoul
$966 Roundtrip, found 1 day ago
$966
Roundtrip
found 1 day ago
Select Hainan Airlines flight, departing Fri, Nov 6 from Boston to Seoul, returning Sun, Nov 29, priced at $966 found 1 day ago

Frequently asked questions

What month is the cheapest to fly to Seongnam?
Schedule your trip for July if you're looking for a good price on your fare. It's the cheapest month to fly to Seongnam. Try to avoid traveling during busy periods such as school vacation time or public holidays.
Which US cities fly direct to Seongnam?
There are 13 US destinations that you can fly to Seongnam nonstop from. Explore the options by using the "Direct flights only" filter on Expedia and find the ideal starting point for your trip. Here are a handful of the major cities to jet off from:

  • Los Angeles
  • San Francisco
  • New York
  • Seattle
  • Atlanta

How to find a cheap flight to Seongnam?
To snag cheap flights to Seongnam, book early and travel during the off-peak months of January and February. Like another tip? Depart on a Thursday and save around 16% on average compared to those who travel on a Sunday.* Set a price alert on the Expedia app and we'll notify you as soon as your fares drop.*Best day of the week to book, depart and ideal booking window recommendations based on average round-trip ticket prices for January through August 2023, sourced from Airline Reporting Corporation's (ARC) global airline sales database. Percentages noted are averages.
How to get a cheap last-minute flight to Seongnam?
It's possible to get awesome deals on last-minute departures to Seongnam, especially if your plans are flexible. Think about leaving from a different hub, changing your trip dates or picking an alternative carrier to get a cheap flight to Seongnam.
How far in advance should I book a flight to Seongnam?
Find the departure dates you want and a fare that's easy on your pocket by booking your domestic flight to Seongnam up to 28 days in advance. Search for tickets between two and four months ahead if you're headed to Seongnam from an international destination.**Best day of the week to book, depart and ideal booking window recommendations based on average round-trip ticket prices for January through August 2023, sourced from Airline Reporting Corporation's (ARC) global airline sales database. Percentages noted are averages.
Which day of the week is the cheapest day to buy a plane ticket to Seongnam?
Generally, you can find cheap flights to Seongnam on Sundays. Travelers can save about 8% on average compared to those who book on a Friday, which is often the most expensive day to purchase tickets.**Best day of the week to book, depart and ideal booking window recommendations based on average round-trip ticket prices for January through August 2023, sourced from Airline Reporting Corporation's (ARC) global airline sales database. Percentages noted are averages.
Which airlines fly to Seongnam?
There are 71 airlines that connect Seongnam with 142 airports around the globe. The primary gateway to this city is Incheon Intl. Airport (ICN). Book a ticket with any of these top airlines to Seongnam:

  • Shandong Airlines
  • Jeju Air
  • Korean Air
  • Jin Air

Where do you fly into Seongnam?
When you're flying to Seongnam, the main airport to touch down at is Gimpo Intl. Airport (GMP). You can also jet into nearby hubs like Incheon Intl. Airport (ICN), Cheongju Intl. Airport (CJJ) or Suwon (SWU-Suwon Airbase). Another great option worth keeping in mind when you fly to Seongnam is Wonju Airport (WJU).
How far is the airport from central Seongnam?
You'll be approximately 20 mi northwest of the center of Seongnam after arriving at Gimpo Intl. Airport (GMP).
Can I save money by booking a Seongnam trip package?
Book a Seongnam flight and hotel package deal on Expedia, and you could make significant savings. It's a breeze to bundle your flights and accommodations, and you can also add car rentals and tours to create your own customized Seongnam break. Plus, nothing beats the convenience of booking everything in one place.
Can I change or cancel my flight to Seongnam?
You can typically change or cancel your flight to Seongnam within 24 hours of booking. However, keep in mind that some flights are non-refundable. In those cases, you may be issued credit for a future flight rather than a direct refund. Make sure you check the airline's terms and conditions in your itinerary for specific details. You can use Expedia's "No cancel fee" or "Changes included" filters when you search to find cheap flights to Seongnam with flexible change policies. For additional information, browse our Customer Service Portal.

*Flight schedules are subject to change.

*Available to One Key members.

 

Travel information

Destination airport
Gimpo Intl.
Destination airport IATA code
GMP
Destination city name
Seoul
Roundtrip price
$195

Trending flights to Seongnam

Prices were available within the past 7 days and start at $113 for one-way flights and $196 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Tue, May 12 - Tue, May 19
HNL
Oahu
GMP
Seoul
$904 Roundtrip, found 6 hours ago
$904
Roundtrip
found 6 hours ago
Select Alaska Airlines flight, departing Tue, May 12 from Oahu to Seoul, returning Tue, May 19, priced at $904 found 6 hours ago

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