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Cheap flights from the United States to Sioux City from $153

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from the United States to Sioux City departing on 1/1. 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 the United States to Sioux City

Recent round-trip flight deals from the United States to Sioux City

Enter your travel dates to find the best prices.
United Airlines Logo
3:35 pm - 5:28 pm
ORD
-
SUX
1h 53mnonstop
United Airlines Logo
12:45 pm - 2:40 pm
SUX
-
ORD
1h 55mnonstop
$204United Airlines
Thu, Feb 5 - Sun, Feb 8
United Airlines Logo
3:35 pm - 5:28 pm
ORD
-
SUX
1h 53mnonstop
United Airlines Logo
12:45 pm - 2:40 pm
SUX
-
ORD
1h 55mnonstop
$244United Airlines
Fri, Feb 6 - Sun, Feb 8
United Airlines Logo
10:25 am - 5:28 pm
DFW
-
SUX
7h 03m1 stop
United Airlines Logo
6:46 pm - 11:21 pm
SUX
-
DFW
4h 35m1 stop
$254United Airlines
Sun, Feb 8 - Thu, Feb 19
United Airlines Logo
9:50 am - 5:28 pm
AUS
-
SUX
7h 38m1 stop
United Airlines Logo
6:00 am - 12:56 pm
SUX
-
AUS
6h 56m1 stop
$254United Airlines
Thu, Feb 5 - Sun, Feb 8
United Airlines Logo
9:00 pm - 11:47 pm
DEN
-
SUX
1h 47mnonstop
United Airlines Logo
6:00 am - 6:57 am
SUX
-
DEN
1h 57mnonstop
$254United Airlines
Wed, Jan 14 - Sun, Jan 18
United Airlines Logo
6:15 pm - 11:47 pm
AUS
-
SUX
5h 32m1 stop
United Airlines Logo
12:45 pm - 10:59 pm
SUX
-
AUS
10h 14m2 stops
$259United Airlines
Mon, Jan 12 - Mon, Jan 19
United Airlines Logo
5:34 pm - 11:47 pm
PHX
-
SUX
5h 13m1 stop
United Airlines Logo
6:43 pm - 10:59 pm
SUX
-
PHX
5h 16m1 stop
$264United Airlines
Fri, Jan 16 - Fri, Jan 23
United Airlines Logo
9:50 am - 5:28 pm
AUS
-
SUX
7h 38m1 stop
United Airlines Logo
12:45 pm - 10:59 pm
SUX
-
AUS
10h 14m2 stops
$264United Airlines
Thu, Feb 5 - Sun, Feb 8
United Airlines Logo
5:34 pm - 11:47 pm
PHX
-
SUX
5h 13m1 stop
United Airlines Logo
12:45 pm - 9:54 pm
SUX
-
PHX
10h 09m2 stops
$269United Airlines
Fri, Jan 16 - Fri, Jan 23
United Airlines Logo
4:20 pm - 11:47 pm
AUS
-
SUX
7h 27m2 stops
United Airlines Logo
12:45 pm - 10:59 pm
SUX
-
AUS
10h 14m2 stops
$269United Airlines
Mon, Jan 12 - Mon, Jan 19

United Airlines flights from United States to Sioux City

Our best United Airlines deals on United States to Sioux City flight tickets
United Airlines
Feb 5
ORD3:35 pmChicago O'Hare Intl
1h 53m
SUX5:28 pmSioux City Sioux Gateway
Feb 8
SUX12:45 pmSioux City Sioux Gateway
1h 55m
ORD2:40 pmChicago O'Hare Intl
$204
Find similar
United Airlines
Feb 6
ORD3:35 pmChicago O'Hare Intl
1h 53m
SUX5:28 pmSioux City Sioux Gateway
Feb 8
SUX12:45 pmSioux City Sioux Gateway
1h 55m
ORD2:40 pmChicago O'Hare Intl
$244
Find similar
United Airlines
Feb 8
DFW10:25 amDallas/Fort Worth
7h 03m
1 stop
SUX5:28 pmSioux City Sioux Gateway
Feb 19
SUX6:46 pmSioux City Sioux Gateway
4h 35m
1 stop
DFW11:21 pmDallas/Fort Worth
$254
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from United States 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 December 18, 2025.
Use the filters below to find and compare flights from the United States to Sioux City that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ChicagoSioux City

ORD - SUX

ORDSUX

Chicago O'Hare Intl

Thu 2/5

3:35 pm-5:28 pm

Nonstop1h 53m

Sioux City Sioux Gateway

Sun 2/8

12:45 pm-2:40 pm

Nonstop1h 55m

$204

ChicagoSioux City

ORD - SUX

ORDSUX

Chicago O'Hare Intl

Fri 2/6

3:35 pm-5:28 pm

Nonstop1h 53m

Sioux City Sioux Gateway

Sun 2/8

12:45 pm-2:40 pm

Nonstop1h 55m

$244

DallasSioux City

DFW - SUX

DFWSUX

Dallas/Fort Worth

Sun 2/8

10:25 am-5:28 pm

1 stop7h 03m

Sioux City Sioux Gateway

Thu 2/19

6:46 pm-11:21 pm

1 stop4h 35m

$254

AustinSioux City

AUS - SUX

AUSSUX

Austin Bergstrom

Thu 2/5

9:50 am-5:28 pm

1 stop7h 38m

Sioux City Sioux Gateway

Sun 2/8

6:00 am-12:56 pm

1 stop6h 56m

$254

DenverSioux City

DEN - SUX

DENSUX

Denver Intl

Wed 1/14

9:00 pm-11:47 pm

Nonstop1h 47m

Sioux City Sioux Gateway

Sun 1/18

6:00 am-6:57 am

Nonstop1h 57m

$254

AustinSioux City

AUS - SUX

AUSSUX

Austin Bergstrom

Mon 1/12

6:15 pm-11:47 pm

1 stop5h 32m

Sioux City Sioux Gateway

Mon 1/19

12:45 pm-10:59 pm

2 stops10h 14m

$259

PhoenixSioux City

PHX - SUX

PHXSUX

Phoenix Sky Harbor Intl

Fri 1/16

5:34 pm-11:47 pm

1 stop5h 13m

Sioux City Sioux Gateway

Fri 1/23

6:43 pm-10:59 pm

1 stop5h 16m

$264

AustinSioux City

AUS - SUX

AUSSUX

Austin Bergstrom

Thu 2/5

9:50 am-5:28 pm

1 stop7h 38m

Sioux City Sioux Gateway

Sun 2/8

12:45 pm-10:59 pm

2 stops10h 14m

$264

PhoenixSioux City

PHX - SUX

PHXSUX

Phoenix Sky Harbor Intl

Fri 1/16

5:34 pm-11:47 pm

1 stop5h 13m

Sioux City Sioux Gateway

Fri 1/23

12:45 pm-9:54 pm

2 stops10h 09m

$269

AustinSioux City

AUS - SUX

AUSSUX

Austin Bergstrom

Mon 1/12

4:20 pm-11:47 pm

2 stops7h 27m

Sioux City Sioux Gateway

Mon 1/19

12:45 pm-10:59 pm

2 stops10h 14m

$269

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from United States 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 is the cheapest day to depart on your flight to Sioux City?

On average, the least expensive day to fly to Sioux City from United States is on a Friday. momondo users have found tickets for Friday departures for as low as $369. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Wednesday is the most expensive day to depart from United States because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $466.

What is the cheapest time of day to depart on your flight to Sioux City?

The cheapest time of day to fly to Sioux City is in the afternoon when flights can be purchased for as low as $423. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are $444 on average. Flights to Sioux City from United States in the morning are generally more expensive because this time of day is more convenient for travelers’ schedules.

Can stopping save me money on United States to Sioux City flights?

You could potentially save up to 15% on your flight if you consider stops on a United States to Sioux City flight.

Cheap United States to Sioux City flight deals and tips

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

Fastest flight time

0h 47m

Direct flights

Mon, Wed, Thu, Fri and Sat

Airports in Sioux City

1 airport
The fastest flight from United States to Sioux City takes 0h 47m
Direct flights go from United States to Sioux City on Monday, Wednesday, Thursday, Friday and Saturday. The only airline offering direct flights is United Airlines.
There is 1 airport in Sioux City. From United States there are direct flights to Sioux City Sioux Gateway (SUX).
Search flight deals

  • When did momondo last update prices for flights from United States to Sioux City Sioux Gateway Airport?

    Prices for flights from United States to Sioux City Sioux Gateway Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from United States to Sioux City Sioux Gateway Airport?

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from United States to Sioux City Sioux Gateway Airport.

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

    The necessary travel and health documents for your Sioux City Sioux Gateway Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from United States to Sioux City?

Best airlines flying from United States to Sioux City

Compare and see reviews for airlines that fly from United States to Sioux City with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $243Free CancellationRating
7.4
9,091 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 United States to Sioux City?

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

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

All flight searches from United States to Sioux City on momondo can be filtered to show those which offer flexible booking policies.

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

momondo provides multiple filters to help you find the best flight to Sioux City from United States. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Of course. momondo tracks the price of United States to Sioux City flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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