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Cheap flights from Kentucky to Sioux City from $439

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Kentucky to Sioux City departing on 9/25. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Kentucky to Sioux City

Cheap round-trip flights

United Airlines Logo
7:33 pm - 11:00 pmLEX-SUX
4h 27m1 stop
United Airlines Logo
7:50 am - 11:59 pmSUX-LEX
15h 09m1 stop
$439United Airlines
Find Deal
Thu, Sep 25 - Tue, Sep 30
United Airlines Logo
6:01 pm - 11:00 pmLEX-SUX
5h 59m1 stop
United Airlines Logo
6:51 pm - 11:59 pmSUX-LEX
28h 08m2 stops
$443United Airlines
Find Deal
Thu, Sep 25 - Tue, Sep 30
United Airlines Logo
7:33 pm - 11:00 pmLEX-SUX
4h 27m1 stop
United Airlines Logo
7:50 am - 11:59 pmSUX-LEX
15h 09m1 stop
$514United Airlines
Find Deal
Fri, Sep 26 - Tue, Sep 30
United Airlines Logo
7:33 pm - 11:00 pmLEX-SUX
4h 27m1 stop
United Airlines Logo
6:51 pm - 11:59 pmSUX-LEX
28h 08m2 stops
$518United Airlines
Find Deal
Fri, Sep 26 - Tue, Sep 30
United Airlines Logo
7:33 pm - 6:14 pmLEX-SUX
23h 41m2 stops
United Airlines Logo
6:51 pm - 11:59 pmSUX-LEX
28h 08m2 stops
$567United Airlines
Find Deal
Fri, Sep 26 - Tue, Sep 30
United Airlines Logo
10:37 am - 6:14 pmLEX-SUX
8h 37m2 stops
United Airlines Logo
7:50 am - 10:21 pmSUX-LEX
13h 31m2 stops
$3,001United Airlines
Find Deal
Thu, Sep 25 - Tue, Sep 30

United Airlines flights from Kentucky to Sioux City

Our best United Airlines deals on Kentucky to Sioux City flight tickets
United Airlines
Sep 25
LEX7:33 pmLexington Blue Grass
4h 27m
1 stop
SUX11:00 pmSioux City Sioux Gateway
Sep 30
SUX7:50 amSioux City Sioux Gateway
15h 09m
1 stop
LEX11:59 pmLexington Blue Grass
$439
Find similar
United Airlines
Sep 25
LEX6:01 pmLexington Blue Grass
5h 59m
1 stop
SUX11:00 pmSioux City Sioux Gateway
Sep 30
SUX6:51 pmSioux City Sioux Gateway
28h 08m
2 stops
LEX11:59 pmLexington Blue Grass
$443
Find similar
United Airlines
Sep 26
LEX7:33 pmLexington Blue Grass
4h 27m
1 stop
SUX11:00 pmSioux City Sioux Gateway
Sep 30
SUX7:50 amSioux City Sioux Gateway
15h 09m
1 stop
LEX11:59 pmLexington Blue Grass
$514
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Kentucky to Sioux City 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, momondo users made 832,500 searches. Data last updated August 6, 2025.
Use the filters below to find and compare flights from Kentucky to Sioux City that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LexingtonSioux City

LEX - SUX

LEXSUX

Lexington Blue Grass

Thu 9/25

7:33 pm-11:00 pm

1 stop4h 27m

Sioux City Sioux Gateway

Tue 9/30

7:50 am-11:59 pm

1 stop15h 09m

$439

LexingtonSioux City

LEX - SUX

LEXSUX

Lexington Blue Grass

Thu 9/25

6:01 pm-11:00 pm

1 stop5h 59m

Sioux City Sioux Gateway

Tue 9/30

6:51 pm-11:59 pm

2 stops28h 08m

$443

LexingtonSioux City

LEX - SUX

LEXSUX

Lexington Blue Grass

Fri 9/26

7:33 pm-11:00 pm

1 stop4h 27m

Sioux City Sioux Gateway

Tue 9/30

7:50 am-11:59 pm

1 stop15h 09m

$514

LexingtonSioux City

LEX - SUX

LEXSUX

Lexington Blue Grass

Fri 9/26

7:33 pm-11:00 pm

1 stop4h 27m

Sioux City Sioux Gateway

Tue 9/30

6:51 pm-11:59 pm

2 stops28h 08m

$518

LexingtonSioux City

LEX - SUX

LEXSUX

Lexington Blue Grass

Fri 9/26

7:33 pm-6:14 pm

2 stops23h 41m

Sioux City Sioux Gateway

Tue 9/30

6:51 pm-11:59 pm

2 stops28h 08m

$567

LexingtonSioux City

LEX - SUX

LEXSUX

Lexington Blue Grass

Thu 9/25

10:37 am-6:14 pm

2 stops8h 37m

Sioux City Sioux Gateway

Tue 9/30

7:50 am-10:21 pm

2 stops13h 31m

$3,001

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

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How to get the cheapest flight ticket from Kentucky to Sioux City

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What airlines fly to Sioux City?

American Airlines, United Airlines and Delta are the top three most popular airlines that fly to Sioux City from Kentucky according to our data. American Airlines is the first choice among our users, with 36% of people opting to fly with this airline when traveling to Sioux City. Keep in mind that there are 4 different airlines that fly to Sioux City on a routine basis, so you have a few additional options to choose from.

Cheap Kentucky to Sioux City flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Kentucky to Sioux City

Best Price Found

$439

Fastest flight time

4h 27m

Direct flights

None

Airports in Sioux City

1 airport
The best flight deal from Kentucky to Sioux City found on momondo in the last 72 hours is $439
The fastest flight from Kentucky to Sioux City takes 4h 27m
There are no direct flights from Kentucky to Sioux City. Popular non-direct route for this connection is Lexington Blue Grass Airport - Sioux City Sioux Gateway Airport.
There is 1 airport near Sioux City: Sioux City Sioux Gateway (SUX)
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  • When did momondo last update prices for flights from Kentucky to Sioux City Sioux Gateway Airport?

    Prices for flights from Kentucky to Sioux City Sioux Gateway Airport are updated daily.

  • How old do you have to be to fly from Kentucky to Sioux City Sioux Gateway Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Kentucky to Sioux City Sioux Gateway Airport.

  • What documentation or ID do you need to fly to Sioux City Sioux Gateway Airport?

    The travel and health documents required for your trip to Sioux City Sioux Gateway Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Sioux City Sioux Gateway Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Kentucky to Sioux City

Compare and see reviews for airlines that fly from Kentucky to Sioux City with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $378Free CancellationRating
7.4
8,916 reviews
Search United Airlines flights

Traveling to a place near Sioux City?

Book flights to Sioux City if you plan to visit one of these locations
Norfolk

Why use momondo?

Why should I use momondo to find a flight deal from Kentucky to Sioux City?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Kentucky to Sioux City. momondo saves you time and could save you money on your trip.

Can I find flights from Kentucky to Sioux City with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Kentucky to Sioux City flights to just show those with flexible booking policies.

How can momondo help me find flights from Kentucky to Sioux City?

Once all potential Kentucky to Sioux City flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Kentucky to Sioux City right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Sioux City from Kentucky. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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