Cheap Flights to Lake County from $114

View $114 flight on Wed, Jul 22, 2026Opens in a new window

Popular airlines to Lake County

  • American Airlines

  • United

  • Delta

  • Frontier Airlines

  • Alaska Airlines

  • WestJet

  • Lufthansa

How much is the cheapest flight to Lake County?

Prices were available within the past 7 days and start at $114 for one-way flights and $228 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Wed, Aug 19 - Wed, Aug 26
DEN
Denver
FSD
Sioux Falls
$228 Roundtrip, found 12 hours ago
$228
Roundtrip
found 12 hours ago
Select Frontier Airlines flight, departing Wed, Aug 19 from Denver to Sioux Falls, returning Wed, Aug 26, priced at $228 found 12 hours ago
Frontier Airlines
Wed, Aug 12 - Wed, Aug 19
RDU
Raleigh
FSD
Sioux Falls
$230 Roundtrip, found 1 day ago
$230
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Wed, Aug 12 from Raleigh to Sioux Falls, returning Wed, Aug 19, priced at $230 found 1 day ago
Frontier Airlines
Wed, Aug 12 - Mon, Aug 17
DEN
Denver
FSD
Sioux Falls
$238 Roundtrip, found 12 hours ago
$238
Roundtrip
found 12 hours ago
Select Frontier Airlines flight, departing Wed, Aug 12 from Denver to Sioux Falls, returning Mon, Aug 17, priced at $238 found 12 hours ago
Frontier Airlines
Fri, Jul 17 - Mon, Jul 20
ONT
Ontario
FSD
Sioux Falls
$240 Roundtrip, found 18 hours ago
$240
Roundtrip
found 18 hours ago
Select Frontier Airlines flight, departing Fri, Jul 17 from Ontario to Sioux Falls, returning Mon, Jul 20, priced at $240 found 18 hours ago
Frontier Airlines
Fri, Jul 10 - Fri, Jul 17
SAN
San Diego
FSD
Sioux Falls
$240 Roundtrip, found 12 hours ago
$240
Roundtrip
found 12 hours ago
Select Frontier Airlines flight, departing Fri, Jul 10 from San Diego to Sioux Falls, returning Fri, Jul 17, priced at $240 found 12 hours ago
Frontier Airlines
Wed, Jul 29 - Wed, Aug 5
LAX
Los Angeles
FSD
Sioux Falls
$240 Roundtrip, just found
$240
Roundtrip
just found
Select Frontier Airlines flight, departing Wed, Jul 29 from Los Angeles to Sioux Falls, returning Wed, Aug 5, priced at $240 just found
American Airlines
Tue, Aug 18 - Sat, Aug 22
ORD
Chicago
FSD
Sioux Falls
$249 Roundtrip, found 13 hours ago
$249
Roundtrip
found 13 hours ago
Select American Airlines flight, departing Tue, Aug 18 from Chicago to Sioux Falls, returning Sat, Aug 22, priced at $249 found 13 hours ago
United
Thu, Jul 23 - Sat, Jul 25
ORD
Chicago
FSD
Sioux Falls
$249 Roundtrip, found 21 hours ago
$249
Roundtrip
found 21 hours ago
Select United flight, departing Thu, Jul 23 from Chicago to Sioux Falls, returning Sat, Jul 25, priced at $249 found 21 hours ago
Delta
Thu, Nov 26 - Sat, Nov 28
DEN
Denver
FSD
Sioux Falls
$269 Roundtrip, found 1 day ago
$269
Roundtrip
found 1 day ago
Select Delta flight, departing Thu, Nov 26 from Denver to Sioux Falls, returning Sat, Nov 28, priced at $269 found 1 day ago
Alaska Airlines
Wed, Dec 2 - Wed, Dec 9
PDX
Portland
FSD
Sioux Falls
$603 Roundtrip, found 3 days ago
$603
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Wed, Dec 2 from Portland to Sioux Falls, returning Wed, Dec 9, priced at $603 found 3 days ago
Book with confidence

Enjoy extra legroom, flight flexibility, and a seamless travel experience.

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 $427
FSD
Sioux Falls Regional
Cheapest
Flights from $427

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, Aug 19 - Wed, Aug 26
DEN
Denver
FSD
Sioux Falls
$228 Roundtrip, found 12 hours ago
$228
Roundtrip
found 12 hours ago
Select Frontier Airlines flight, departing Wed, Aug 19 from Denver to Sioux Falls, returning Wed, Aug 26, priced at $228 found 12 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 $228. 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 Denver (DEN), you could've picked up a low-cost fare for just $114 in the last seven days. Round-trip journeys to Lake County ranged from $228 to $603 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 $228 and $603. 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.

Book with confidence

Enjoy extra legroom, flight flexibility, and a seamless travel experience.

Travel information

*Flight schedules are subject to change.

*Available to One Key members.

 

*Flight schedules are subject to change.

*Available to One Key members.