Cheap Flights to Lake County from $70

View $70 flight on Mon, May 4, 2026Opens in a new window

Popular airlines to Lake County

  • United

  • American Airlines

  • 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 $70 for one-way flights and $140 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Fri, May 8 - Fri, May 22
IAH
Houston
FSD
Sioux Falls
$140 Roundtrip, found 5 hours ago
$140
Roundtrip
found 5 hours ago
Select Frontier Airlines flight, departing Fri, May 8 from Houston to Sioux Falls, returning Fri, May 22, priced at $140 found 5 hours ago
Frontier Airlines
Fri, May 8 - Mon, May 11
ATL
Atlanta
FSD
Sioux Falls
$140 Roundtrip, found 1 hour ago
$140
Roundtrip
found 1 hour ago
Select Frontier Airlines flight, departing Fri, May 8 from Atlanta to Sioux Falls, returning Mon, May 11, priced at $140 found 1 hour ago
Frontier Airlines
Wed, May 6 - Fri, May 15
DFW
Dallas
FSD
Sioux Falls
$140 Roundtrip, found 9 hours ago
$140
Roundtrip
found 9 hours ago
Select Frontier Airlines flight, departing Wed, May 6 from Dallas to Sioux Falls, returning Fri, May 15, priced at $140 found 9 hours ago
Frontier Airlines
Wed, May 6 - Mon, May 11
SLC
Salt Lake City
FSD
Sioux Falls
$140 Roundtrip, found 19 hours ago
$140
Roundtrip
found 19 hours ago
Select Frontier Airlines flight, departing Wed, May 6 from Salt Lake City to Sioux Falls, returning Mon, May 11, priced at $140 found 19 hours ago
Frontier Airlines
Thu, May 7 - Wed, May 13
PHX
Phoenix
FSD
Sioux Falls
$160 Roundtrip, found 10 hours ago
$160
Roundtrip
found 10 hours ago
Select Frontier Airlines flight, departing Thu, May 7 from Phoenix to Sioux Falls, returning Wed, May 13, priced at $160 found 10 hours ago
Frontier Airlines
Wed, May 6 - Wed, May 13
SAN
San Diego
FSD
Sioux Falls
$160 Roundtrip, found 15 hours ago
$160
Roundtrip
found 15 hours ago
Select Frontier Airlines flight, departing Wed, May 6 from San Diego to Sioux Falls, returning Wed, May 13, priced at $160 found 15 hours ago
Delta
Wed, May 6 - Sat, May 9
DEN
Denver
FSD
Sioux Falls
$177 Roundtrip, found 1 day ago
$177
Roundtrip
found 1 day ago
Select Delta flight, departing Wed, May 6 from Denver to Sioux Falls, returning Sat, May 9, priced at $177 found 1 day ago
United
Fri, Jul 3 - Sat, Jul 4
ORD
Chicago
FSD
Sioux Falls
$244 Roundtrip, found 12 hours ago
$244
Roundtrip
found 12 hours ago
Select United flight, departing Fri, Jul 3 from Chicago to Sioux Falls, returning Sat, Jul 4, priced at $244 found 12 hours ago
American Airlines
Fri, May 8 - Sun, May 10
ORD
Chicago
FSD
Sioux Falls
$249 Roundtrip, just found
$249
Roundtrip
just found
Select American Airlines flight, departing Fri, May 8 from Chicago to Sioux Falls, returning Sun, May 10, priced at $249 just found
Alaska Airlines
Sat, May 23 - Sat, May 30
SAN
San Diego
FSD
Sioux Falls
$401 Roundtrip, found 3 days ago
$401
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Sat, May 23 from San Diego to Sioux Falls, returning Sat, May 30, priced at $401 found 3 days ago

Airports in Lake County

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Sioux Falls Regional FSD. Cheapest option available. Flights from $642
FSD
Sioux Falls Regional
Cheapest
Flights from $642

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.

Frontier Airlines
Wed, May 6 - Mon, May 11
SLC
Salt Lake City
FSD
Sioux Falls
$140 Roundtrip, found 19 hours ago
$140
Roundtrip
found 19 hours ago
Select Frontier Airlines flight, departing Wed, May 6 from Salt Lake City to Sioux Falls, returning Mon, May 11, priced at $140 found 19 hours 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 $140. 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 Houston (IAH), you could've picked up a low-cost fare for just $70 in the last seven days. Round-trip journeys to Lake County ranged from $140 to $401 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 $140 and $401. Check out our awesome deals to Lake County, make a booking and then start packing your bags.
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.
How long is a flight to Lake County?
It depends on where in the States you're traveling from. These leading domestic routes and their average flight times will give you a clearer idea of how long it'll take to get to Lake County:

  • Chicago, IL (ORD-OHare Intl.) to Sioux Falls Regional Airport (FSD) - 1 hour and 43 minutes
  • Minneapolis, MN (MSP-Minneapolis - St. Paul Intl.) to Sioux Falls Regional Airport (FSD) - 1 hour and 15 minutes
  • Denver, CO (DEN-Denver Intl.) to Sioux Falls Regional Airport (FSD) - 1 hour and 35 minutes

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.

Travel information

*Flight schedules are subject to change.

*Available to One Key members.

 

*Flight schedules are subject to change.

*Available to One Key members.

 

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