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$269+ Cheap flights from Sioux City (SUX) to Kentucky

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/5. Fares are subject to change and may not be available on all flights or dates of travel.
SUX — SDF
ago. 4 — ago. 111
lun. 8/4
lun. 8/11
1 adult, Economy
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Cheap 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 julio 30, 2025.

Round-trip from

$292
(United Airlines)
From Sioux City Sioux Gateway to Kentucky
Search Deals

Find 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 julio 30, 2025.

This United Airlines deal was found by Cheapflights users on 7/28. 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.
mar. 8/510:10 amSUX - TYS
1 stop5h 55mUnited Airlines
mar. 8/125:46 pmTYS - SUX
1 stop5h 54mUnited Airlines
Deal found 7/28$269
This United Airlines deal was found by Cheapflights users on 7/29. 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.
mié. 8/1310:10 amSUX - SDF
1 stop6h 57mUnited Airlines
dom. 8/177:20 pmSDF - SUX
1 stop4h 20mUnited Airlines
Deal found 7/29$292
This United Airlines deal was found by Cheapflights users on 7/30. 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.
jue. 8/146:53 pmSUX - BNA
2 stops27h 37mUnited Airlines
lun. 8/184:57 pmBNA - SUX
1 stop5h 43mUnited Airlines
Deal found 7/30$557

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 julio 30, 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 CityKnoxville

SUX - TYS

SUXTYS

Sioux City Sioux Gateway

mar. 8/5

10:10 am-5:05 pm

1 stop5h 55m

Knoxville McGhee Tyson

mar. 8/12

5:46 pm-10:40 pm

1 stop5h 54m

$269

Sioux CityLouisville

SUX - SDF

SUXSDF

Sioux City Sioux Gateway

mié. 8/13

10:10 am-6:07 pm

1 stop6h 57m

Louisville Intl

dom. 8/17

7:20 pm-10:40 pm

1 stop4h 20m

$292

Sioux CityNashville

SUX - BNA

SUXBNA

Sioux City Sioux Gateway

mar. 8/12

10:10 am-3:55 pm

1 stop5h 45m

Nashville Intl

sáb. 8/16

4:57 pm-10:40 pm

1 stop5h 43m

$329

Sioux CityLouisville

SUX - SDF

SUXSDF

Sioux City Sioux Gateway

lun. 8/4

10:10 am-6:07 pm

1 stop6h 57m

$454

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/29

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, January is the cheapest month in which you can book a flight from Sioux City to Kentucky (average of $299). Flying from Sioux City to Kentucky in April is currently the most expensive (average of $369). 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.

Reviews of airlines servicing Kentucky

Get insights into the airlines that provide service to Kentucky. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Kentucky. Reviews last updated julio 30, 2025.
Read reviews from past customers who have flown United Airlines from Sioux City to Kentucky. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,896 reviews

Entertainment

7.1

Food

6.6

Overall

7.4

Crew

8.1

Boarding

7.7

Comfort

7.3

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!
United Airlines
7.4
Good
8,896 reviews
United Airlines
7.4
Good
8,896 reviews

Entertainment

7.1

Food

6.6

Overall

7.4

Crew

8.1

Boarding

7.7

Comfort

7.3

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

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.

  • 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, January is the cheapest month in which you can book a flight from Sioux City to Kentucky (average of $299). Flying from Sioux City to Kentucky in April is currently the most expensive (average of $369). 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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