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$452+ 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 7/25. Fares are subject to change and may not be available on all flights or dates of travel.
SUX — SDF
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
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 June 12, 2025.

Round-trip from

$452
(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 June 12, 2025.

This United Airlines deal was found by Cheapflights users on 6/10. 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.
Fri 7/256:53 pmSUX - BNA
1 stop26h 32mUnited Airlines
Fri 8/14:57 pmBNA - SUX
1 stop5h 43mUnited Airlines
Deal found 6/10$452
This United Airlines deal was found by Cheapflights users on 6/10. 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.
Wed 6/256:35 pmSUX - SDF
2 stops18h 29mUnited Airlines
Sun 6/296:08 pmSDF - SUX
1 stop5h 32mUnited Airlines
Deal found 6/10$583
This United Airlines deal was found by Cheapflights users on 6/10. 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.
Wed 6/256:35 pmSUX - TYS
2 stops14h 52mUnited Airlines
Sun 6/295:46 pmTYS - SUX
1 stop5h 54mUnited Airlines
Deal found 6/10$896

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 June 12, 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 CityNashville

SUX - BNA

SUXBNA

Sioux City Sioux Gateway

Fri 7/25

6:53 pm-9:25 pm

1 stop26h 32m

Nashville Intl

Fri 8/1

4:57 pm-10:40 pm

1 stop5h 43m

$452

Sioux CityLouisville

SUX - SDF

SUXSDF

Sioux City Sioux Gateway

Wed 6/25

6:35 pm-2:04 pm

2 stops18h 29m

Louisville Intl

Sun 6/29

6:08 pm-10:40 pm

1 stop5h 32m

$583

Sioux CityKnoxville

SUX - TYS

SUXTYS

Sioux City Sioux Gateway

Wed 6/25

6:35 pm-10:27 am

2 stops14h 52m

Knoxville McGhee Tyson

Sun 6/29

5:46 pm-10:40 pm

1 stop5h 54m

$896

Sioux CityKnoxville

SUX - TYS

SUXTYS

Sioux City Sioux Gateway

Tue 9/16

6:48 pm-1:38 pm

2 stops17h 50m

$456

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

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.

Rainfall in Kentucky by month

Plan your trip to Kentucky by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Kentucky ranges from 3.1 - 5.3 inches per month. May is typically the wettest month, when rainfall can reach 5.3 in. September is typically the driest time to visit Kentucky when rainfall is around 3.1 in.

Temperature in Kentucky by month

Plan your trip to Kentucky by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Kentucky, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 78.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

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 June 12, 2025.
United Airlines
7.4
Good
8,790 reviews

Food

6.6

Entertainment

7.0

Boarding

7.7

Overall

7.4

Comfort

7.3

Crew

8.1

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
8,790 reviews
United Airlines
7.4
Good
8,790 reviews

Food

6.6

Entertainment

7.0

Boarding

7.7

Overall

7.4

Comfort

7.3

Crew

8.1

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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