Cheap Flights to Lake County from ₩1,546,800

View ₩1,546,800 flight on Wed, Jun 3, 2026Opens in a new window

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Popular airlines to Lake County

  • American Airlines

  • United

  • Delta

  • Alaska Airlines

  • Frontier Airlines

  • WestJet

  • Lufthansa

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How much is the cheapest flight to Lake County?

Prices were available within the past 7 days and start at ₩1,546,800 for one-way flights and ₩2,220,900 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Fri, Aug 28 - Mon, Sep 14
ICN
Seoul
FSD
Sioux Falls
₩2,220,900 Roundtrip, found 5 days ago
₩2,220,900
Roundtrip
found 5 days ago
Select American Airlines flight, departing Fri, Aug 28 from Seoul to Sioux Falls, returning Mon, Sep 14, priced at ₩2,220,900 found 5 days ago
American Airlines
Fri, Aug 28 - Sat, Sep 12
ICN
Seoul
FSD
Sioux Falls
₩2,221,000 Roundtrip, found 5 days ago
₩2,221,000
Roundtrip
found 5 days ago
Select American Airlines flight, departing Fri, Aug 28 from Seoul to Sioux Falls, returning Sat, Sep 12, priced at ₩2,221,000 found 5 days ago
Lufthansa
Thu, Jun 4 - Mon, Jun 22
ICN
Seoul
FSD
Sioux Falls
₩2,387,400 Roundtrip, found 4 days ago
₩2,387,400
Roundtrip
found 4 days ago
Select Lufthansa flight, departing Thu, Jun 4 from Seoul to Sioux Falls, returning Mon, Jun 22, priced at ₩2,387,400 found 4 days ago
Lufthansa
Thu, Jun 4 - Mon, Jun 22
ICN
Seoul
FSD
Sioux Falls
₩2,431,000 Roundtrip, found 4 days ago
₩2,431,000
Roundtrip
found 4 days ago
Select Lufthansa flight, departing Thu, Jun 4 from Seoul to Sioux Falls, returning Mon, Jun 22, priced at ₩2,431,000 found 4 days ago
Lufthansa
Thu, Jun 4 - Mon, Jun 22
ICN
Seoul
FSD
Sioux Falls
₩2,462,400 Roundtrip, found 4 days ago
₩2,462,400
Roundtrip
found 4 days ago
Select Lufthansa flight, departing Thu, Jun 4 from Seoul to Sioux Falls, returning Mon, Jun 22, priced at ₩2,462,400 found 4 days ago
Qatar Airways
Thu, Jul 9 - Mon, Jul 27
ICN
Seoul
FSD
Sioux Falls
₩2,478,400 Roundtrip, found 5 days ago
₩2,478,400
Roundtrip
found 5 days ago
Select Qatar Airways flight, departing Thu, Jul 9 from Seoul to Sioux Falls, returning Mon, Jul 27, priced at ₩2,478,400 found 5 days ago
Qatar Airways
Thu, Jul 9 - Sat, Jul 25
ICN
Seoul
FSD
Sioux Falls
₩2,523,300 Roundtrip, found 5 days ago
₩2,523,300
Roundtrip
found 5 days ago
Select Qatar Airways flight, departing Thu, Jul 9 from Seoul to Sioux Falls, returning Sat, Jul 25, priced at ₩2,523,300 found 5 days ago
Qatar Airways
Wed, Jul 8 - Mon, Jul 27
ICN
Seoul
FSD
Sioux Falls
₩2,548,900 Roundtrip, found 5 days ago
₩2,548,900
Roundtrip
found 5 days ago
Select Qatar Airways flight, departing Wed, Jul 8 from Seoul to Sioux Falls, returning Mon, Jul 27, priced at ₩2,548,900 found 5 days ago
Delta
Wed, Jun 3 - Tue, Jun 30
ICN
Seoul
FSD
Sioux Falls
₩3,021,200 Roundtrip, found 2 days ago
₩3,021,200
Roundtrip
found 2 days ago
Select Delta flight, departing Wed, Jun 3 from Seoul to Sioux Falls, returning Tue, Jun 30, priced at ₩3,021,200 found 2 days ago
Korean Air
Wed, Jun 3 - Tue, Jun 30
ICN
Seoul
FSD
Sioux Falls
₩3,021,200 Roundtrip, found 2 days ago
₩3,021,200
Roundtrip
found 2 days ago
Select Korean Air flight, departing Wed, Jun 3 from Seoul to Sioux Falls, returning Tue, Jun 30, priced at ₩3,021,200 found 2 days ago

Trending flights to Lake 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
Fri, Aug 28 - Mon, Sep 14
ICN
Seoul
FSD
Sioux Falls
₩2,220,900 Roundtrip, found 5 days ago
₩2,220,900
Roundtrip
found 5 days ago
Select American Airlines flight, departing Fri, Aug 28 from Seoul to Sioux Falls, returning Mon, Sep 14, priced at ₩2,220,900 found 5 days ago

Frequently asked questions

How do I find cheap flights to Lake County that have flexible change policies?
At Expedia, we've been channeling our inner yoga master to give you the most flexible airfares around. Just check the "No change fee" box right under the filter heading "Flexible change policies" to find your perfect flight to Lake County.
Which airlines fly to Lake County?
Settle on your vacation dates and then make your way towards Lake County with one of these major airlines:

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

How can I find cheap tickets to Lake County?
One of the easiest ways to find cheap tickets to Lake County is to be flexible with your travel dates. Search for your flights, then click "flexible dates" at the top of your results. It'll reveal the cheapest prices for nearby days. The lowest price for a flight to Lake County in the last seven days was ₩2,220,900. Booking well ahead will generally help you walk away with an even better deal.
How much is a flight to Lake County?
If you were journeying one way from Seoul (ICN), you could've picked up a low-cost fare for just ₩1,546,800 in the last seven days. Round-trip journeys to Lake County ranged from ₩2,220,900 to ₩3,021,200 over the same period.
What are the most popular airports to fly into in Lake County?
Start planning your Lake County escape by reserving one of the 598 monthly flights to Sioux Falls Regional Airport (FSD). This is the region's main point of entry.
When is the cheapest time to fly to Lake County?
Jet off on a Tuesday to better your chances of bagging the cheapest airfare to Lake 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 Lake County?
In the last seven days, plane tickets varied between ₩2,220,900 and ₩3,021,200. Check out our awesome deals to Lake County, make a booking and then start packing your bags.
What is the best time to go to Lake County?
Madison, Lake County's leading city, is a fabulous location to check out at anytime. Not a big fan of cooler weather? Then travel here from June 20 onward during the summer months, when average temperatures fluctuate from 60ºF to 80ºF. March, April and September is when Madison draws the biggest crowds.
What months are the cheapest to book a flight to Lake County?
To secure a low-cost flight to Lake County, book during the month of February when the prices are at their cheapest. The most expensive time to book? In the United States, it's the festive month of December.

Book with confidence

About Lake County

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About Lake County
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