Cheap Flights to Douglas County from ₩1,252,600

View ₩1,252,600 flight on Mon, Mar 30, 2026Opens in a new window

Popular airlines to Douglas County

  • American Airlines

  • Delta

  • United

  • Southwest Airlines

  • Alaska Airlines

  • Frontier Airlines

  • WestJet

  • Be in the know

    Get alerts if flight prices drop or rise*

  • Book smarter

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

  • Earn twice

    Earn your airline miles on top of our rewards
    Sign in

How much is the cheapest flight to Douglas County?

Prices were available within the past 7 days and start at ₩1,252,600 for one-way flights and ₩2,137,900 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Mon, Jun 22 - Tue, Jul 7
ICN
Seoul
FSD
Sioux Falls
₩2,137,900 Roundtrip, found 1 day ago
₩2,137,900
Roundtrip
found 1 day ago
Select American Airlines flight, departing Mon, Jun 22 from Seoul to Sioux Falls, returning Tue, Jul 7, priced at ₩2,137,900 found 1 day ago
United
Tue, Jun 23 - Tue, Jul 7
ICN
Seoul
FSD
Sioux Falls
₩2,149,000 Roundtrip, found 5 days ago
₩2,149,000
Roundtrip
found 5 days ago
Select United flight, departing Tue, Jun 23 from Seoul to Sioux Falls, returning Tue, Jul 7, priced at ₩2,149,000 found 5 days ago
American Airlines
Tue, Jun 23 - Tue, Jul 7
ICN
Seoul
FSD
Sioux Falls
₩2,163,100 Roundtrip, found 5 days ago
₩2,163,100
Roundtrip
found 5 days ago
Select American Airlines flight, departing Tue, Jun 23 from Seoul to Sioux Falls, returning Tue, Jul 7, priced at ₩2,163,100 found 5 days ago
American Airlines
Mon, Jun 22 - Tue, Jul 7
ICN
Seoul
FSD
Sioux Falls
₩2,178,900 Roundtrip, found 1 day ago
₩2,178,900
Roundtrip
found 1 day ago
Select American Airlines flight, departing Mon, Jun 22 from Seoul to Sioux Falls, returning Tue, Jul 7, priced at ₩2,178,900 found 1 day ago
American Airlines
Mon, Mar 30 - Fri, Apr 3
ICN
Seoul
FSD
Sioux Falls
₩2,209,800 Roundtrip, found 3 hours ago
₩2,209,800
Roundtrip
found 3 hours ago
Select American Airlines flight, departing Mon, Mar 30 from Seoul to Sioux Falls, returning Fri, Apr 3, priced at ₩2,209,800 found 3 hours ago
Delta
Mon, Jun 22 - Tue, Jul 7
ICN
Seoul
FSD
Sioux Falls
₩2,223,300 Roundtrip, found 1 day ago
₩2,223,300
Roundtrip
found 1 day ago
Select Delta flight, departing Mon, Jun 22 from Seoul to Sioux Falls, returning Tue, Jul 7, priced at ₩2,223,300 found 1 day ago
Delta
Tue, Jun 23 - Tue, Jul 7
ICN
Seoul
FSD
Sioux Falls
₩2,223,500 Roundtrip, found 5 days ago
₩2,223,500
Roundtrip
found 5 days ago
Select Delta flight, departing Tue, Jun 23 from Seoul to Sioux Falls, returning Tue, Jul 7, priced at ₩2,223,500 found 5 days ago
United
Mon, Jun 22 - Tue, Jul 7
ICN
Seoul
FSD
Sioux Falls
₩2,223,800 Roundtrip, found 1 day ago
₩2,223,800
Roundtrip
found 1 day ago
Select United flight, departing Mon, Jun 22 from Seoul to Sioux Falls, returning Tue, Jul 7, priced at ₩2,223,800 found 1 day ago
Korean Air
Mon, Jun 22 - Tue, Jul 7
ICN
Seoul
FSD
Sioux Falls
₩2,342,800 Roundtrip, found 1 day ago
₩2,342,800
Roundtrip
found 1 day ago
Select Korean Air flight, departing Mon, Jun 22 from Seoul to Sioux Falls, returning Tue, Jul 7, priced at ₩2,342,800 found 1 day ago
WestJet
Tue, Jun 23 - Tue, Jul 7
ICN
Seoul
FSD
Sioux Falls
₩2,388,100 Roundtrip, found 5 days ago
₩2,388,100
Roundtrip
found 5 days ago
Select WestJet flight, departing Tue, Jun 23 from Seoul to Sioux Falls, returning Tue, Jul 7, priced at ₩2,388,100 found 5 days ago

Trending flights to Douglas County

These prices were available within the past 7 days. Prices quoted are per person, round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Mon, Jun 22 - Tue, Jul 7
ICN
Seoul
FSD
Sioux Falls
₩2,137,900 Roundtrip, found 1 day ago
₩2,137,900
Roundtrip
found 1 day ago
Select American Airlines flight, departing Mon, Jun 22 from Seoul to Sioux Falls, returning Tue, Jul 7, priced at ₩2,137,900 found 1 day ago

Frequently asked questions

How do I find cheap flights to Douglas County that have flexible change policies?
At Expedia, we've been channeling our inner Olympic gymnast to give you the most flexible airfares in town. Simply check the "No change fee" box under the "Flexible change policies" subheading to find your perfect flight to Douglas County.
Which airlines fly to Douglas County?
Grab a seat with one of these airlines and the dynamic region of Douglas County will be all yours to explore:

  • United Airlines - 182 flights to or near Douglas County each month, including 182 flights to Sioux Falls Regional Airport (FSD) per month.
  • Delta Air Lines - 164 flights to or near Douglas County each month, including 164 flights to Sioux Falls Regional Airport (FSD) per month.
  • American Airlines - 151 flights to or near Douglas County each month, including 151 flights to Sioux Falls Regional Airport (FSD) per month.

How can I find cheap tickets to Douglas County?
One of the best ways to score cheap tickets to Douglas County is to be flexible with your travel dates. Search for your flights, then click "flexible dates" above the results. It'll bring up the cheapest prices for nearby days. The best price for a flight to Douglas County in the last seven days was ₩2,137,900. Booking in advance will usually help you pick up an even better deal.
How much is a flight to Douglas County?
If you were traveling one way from Seoul (ICN), you could've picked up a cheap fare for just ₩1,252,600 in the last seven days. Return flights to Douglas County ranged from ₩2,137,900 to ₩2,388,100 during this same period.
What are the most popular airports to fly into in Douglas County?
Get ready to pack your suitcase and fly into Sioux Falls Regional Airport (FSD), Douglas County's leading flight hub. Reserve a seat on one of the 598 flights that touch down at this favorite destination each month.
When is the cheapest time to fly to Douglas County?
Jet off on a Tuesday to improve your chances of securing the cheapest airfare to Douglas County. Mondays are usually the next most affordable day to depart. Saturday is generally the most expensive day to fly anywhere.
How much is a plane ticket to Douglas County?
Airfares ranged from just ₩2,137,900 to ₩2,388,100 in the last seven days. When you're ready to book, we're ready to help you lock in a great deal to Douglas County.
What months are the cheapest to book a flight to Douglas County?
February is an excellent month to secure bargain flights to Douglas County. Be aware that the most expensive time to make a booking in the USA isn't the middle of summer, but the month of December.

Book with confidence

About Douglas County

Expedia offers flights to Douglas County to meet every traveler's needs. Whatever your flight need - Expedia has the flight for you. So choose from flights to Douglas County or destinations around the world and discover how easy it is to make your flight reservations on Expedia.
About Douglas County

Explore a world of travel with Expedia

*Available to Expedia members.