Cheap flights from Colorado Springs to Sioux City from $448

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Colorado Springs to Sioux City departing on 12/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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United Airlines Logo
1:35 pm - 6:10 pmCOS-SUX
3h 35m1 stop
United Airlines Logo
11:48 am - 4:28 pmSUX-COS
5h 40m1 stop
$448United Airlines
Find Deal
Tue, Dec 9 - Wed, Dec 31
United Airlines Logo
1:35 pm - 6:10 pmCOS-SUX
3h 35m1 stop
United Airlines Logo
7:50 am - 8:46 amSUX-COS
25h 56m2 stops
$580United Airlines
Find Deal
Tue, Dec 9 - Wed, Dec 31
United Airlines Logo
7:30 am - 6:10 pmCOS-SUX
33h 40m2 stops
United Airlines Logo
7:50 am - 11:26 amSUX-COS
28h 36m2 stops
$1,494United Airlines
Find Deal
Tue, Dec 9 - Wed, Dec 31

United Airlines flights from Colorado Springs to Sioux City

Our best United Airlines deals on Colorado Springs to Sioux City flight tickets
United Airlines
Nov 1
COS1:53 pmColorado Springs
3h 15m
1 stop
SUX6:08 pmSioux City Sioux Gateway
Nov 5
SUX6:46 pmSioux City Sioux Gateway
6h 13m
1 stop
COS11:59 pmColorado Springs
United Airlines
Nov 1
COS1:53 pmColorado Springs
3h 15m
1 stop
SUX6:08 pmSioux City Sioux Gateway
Nov 5
SUX6:46 pmSioux City Sioux Gateway
4h 13m
1 stop
COS9:59 pmColorado Springs
United Airlines
Dec 9
COS1:35 pmColorado Springs
3h 35m
1 stop
SUX6:10 pmSioux City Sioux Gateway
Dec 31
SUX11:48 amSioux City Sioux Gateway
5h 40m
1 stop
COS4:28 pmColorado Springs

momondo Fare Finder

 
Customize your flight search to find flights from Colorado Springs 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 October 31, 2025.
Use the filters below to find and compare flights from Colorado Springs to Sioux City that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Colorado SpringsSioux City

COS - SUX

COSSUX

Colorado Springs

Tue 12/9

1:35 pm-6:10 pm

1 stop3h 35m

Sioux City Sioux Gateway

Wed 12/31

11:48 am-4:28 pm

1 stop5h 40m

$448

Colorado SpringsSioux City

COS - SUX

COSSUX

Colorado Springs

Tue 12/9

1:35 pm-6:10 pm

1 stop3h 35m

Sioux City Sioux Gateway

Wed 12/31

7:50 am-8:46 am

2 stops25h 56m

$580

Colorado SpringsSioux City

COS - SUX

COSSUX

Colorado Springs

Tue 12/9

7:30 am-6:10 pm

2 stops33h 40m

Sioux City Sioux Gateway

Wed 12/31

7:50 am-11:26 am

2 stops28h 36m

$1,494

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 Colorado Springs 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 Colorado Springs is on a Friday. momondo users have found tickets for Friday departures for as low as $236. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Tuesday is the most expensive day to depart from Colorado Springs because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $460.

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 at noon when flights can be purchased for as low as $292. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are $363 on average. Flights to Sioux City from Colorado Springs in the morning are generally more expensive because this time of day is more convenient for travelers’ schedules.

When to book flights from Colorado Springs to Sioux City

Are you open to changing your travel dates? Check out the ideal times to fly from Colorado Springs to Sioux City according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Colorado Springs to Sioux City (COS to SUX) flight deals and tips

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

Direct flights

None
There are no direct flights from Colorado Springs to Sioux City. There are no popular flight routes from Colorado Springs to Sioux City.
  • How far is Colorado Springs to Sioux City Sioux Gateway by plane?

    There are 508.1 mi between Colorado Springs and Sioux City Sioux Gateway. By plane, this route typically takes 3h 35m.

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

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

  • How old do you have to be to fly from Colorado Springs Airport 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 Colorado Springs Airport 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.

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 Colorado Springs to Sioux City?

Finding the right flight to Sioux City from Colorado Springs is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Sioux City quick and easy, saving you time and money.

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

Flights from Colorado Springs to Sioux City with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once you have performed a search for Colorado Springs to Sioux City flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Of course. momondo tracks the price of Colorado Springs 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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1 adult
Sun 11/30
Sun 12/7

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