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$187+ Cheap flights from Sioux City (SUX) to Kentucky

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/3. Fares are subject to change and may not be available on all flights or dates of travel.
SUX — SDF
Jan 20 — Jan 271
Tue 1/20
Tue 1/27
1 adult, Economy
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Cheap flight deals from Sioux City to Kentucky

Cheapest flights from Sioux City to Kentucky
Explore the most affordable flight options available from Sioux City to Kentucky. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 21, 2025.

This United Airlines deal was found by Cheapflights users on 12/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/306:54 pmSUX - BNA
2 stops19h 00mUnited Airlines
Sun 1/46:01 amBNA - SUX
1 stop17h 14mUnited Airlines
Deal found 12/20$851

Find flight deals from Sioux City to Kentucky

Keep the following information in mind while searching for Sioux City to Kentucky flight deals. Data was last updated December 21, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$324
(United Airlines)

One-way from

$187
(United Airlines)
Provider with most accurate pricing for Sioux City Sioux Gateway-Louisville Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Sioux City Sioux Gateway-Louisville Intl flights.
Search Deals
From Sioux City Sioux Gateway to Kentucky
Search Deals
One-way flight from Sioux City Sioux Gateway to Kentucky
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Sioux City to Kentucky that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 21, 2025.
Use the filters below to find and compare flights from Sioux City to Kentucky that are best for you.

Fly from

Sioux City

Fly to

Kentucky

Route

Depart

Return

Price

Sioux CityLouisville

SUX - SDF

SUXSDF

Sioux City Sioux Gateway

Sat 1/17

12:45 pm-8:28 pm

1 stop6h 43m

Louisville Intl

Tue 1/20

2:05 pm-5:28 pm

1 stop4h 23m

$324

Sioux CityKnoxville

SUX - TYS

SUXTYS

Sioux City Sioux Gateway

Sat 1/24

12:45 pm-8:52 pm

1 stop7h 07m

Knoxville McGhee Tyson

Tue 1/27

9:30 am-5:28 pm

2 stops8h 58m

$334

Sioux CityLouisville

SUX - SDF

SUXSDF

Sioux City Sioux Gateway

Wed 1/21

12:45 pm-8:28 pm

1 stop6h 43m

Louisville Intl

Sat 1/24

11:10 am-5:28 pm

1 stop7h 18m

$348

Sioux CityNashville

SUX - BNA

SUXBNA

Sioux City Sioux Gateway

Sat 2/14

1:00 pm-7:32 pm

1 stop6h 32m

Nashville Intl

Wed 2/18

5:31 pm-11:42 pm

1 stop6h 11m

$359

Sioux CityNashville

SUX - BNA

SUXBNA

Sioux City Sioux Gateway

Thu 2/5

6:00 am-1:32 pm

1 stop7h 32m

Nashville Intl

Mon 2/9

4:00 pm-11:47 pm

1 stop7h 47m

$394

Sioux CityNashville

SUX - BNA

SUXBNA

Sioux City Sioux Gateway

Wed 2/18

1:00 pm-7:32 pm

1 stop6h 32m

Nashville Intl

Mon 2/23

4:00 pm-11:42 pm

1 stop7h 42m

$466

Sioux CityNashville

SUX - BNA

SUXBNA

Sioux City Sioux Gateway

Tue 2/3

12:45 pm-7:33 pm

1 stop6h 48m

$187

Sioux CityNashville

SUX - BNA

SUXBNA

Sioux City Sioux Gateway

Sun 2/8

6:00 am-1:32 pm

1 stop7h 32m

$212

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/20

Best time to book a flight from Sioux City to Kentucky

Have a flexible travel schedule? Discover the best time to fly to Kentucky from Sioux City with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Sioux City to Kentucky

What is the cheapest month to book a flight from Sioux City to Kentucky?

Currently, May is the cheapest month in which you can book a flight from Sioux City to Kentucky (average of $174). Flying from Sioux City to Kentucky in December is currently the most expensive (average of $315). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from Sioux City to Kentucky. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Sioux City to Kentucky?

    If you book a flight to Kentucky from Sioux City, you will be flying from Sioux Gateway, which is the city’s only airport. Sioux City Sioux Gateway (SUX) is located 7.0 mi from the center of Sioux City.

  • How long is the flight from Sioux City to Kentucky?

    A quick flight from Sioux City to Kentucky can take about 6h 43m. United Airlines provides one of the quickest options available for as low as $324. Airlines will cover a distance of 631 mi.

  • What are the most popular routes from Sioux City to Kentucky?

    Most travelers choose Sioux City Sioux Gateway - Nashville Intl, Sioux City Sioux Gateway - Louisville Intl or Sioux City Sioux Gateway - Knoxville McGhee Tyson when deciding on the best route from Sioux City to Kentucky.

  • Can I find deals for flights from Sioux City to Kentucky that include hotel bookings?

    Yes. In addition to deals on Sioux City to Kentucky flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Sioux City to Kentucky?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Sioux City to Kentucky.

  • Can I find deals for business class flights from Sioux City to Kentucky?

    Yes. Cheapflights offers flight deals from Sioux City to Kentucky by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Sioux City to Kentucky?

    Currently, May is the cheapest month in which you can book a flight from Sioux City to Kentucky (average of $174). Flying from Sioux City to Kentucky in December is currently the most expensive (average of $315). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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