How many flights depart from Colorado to Sioux City on average per week?

As of October 2025, 4 flights take off from Colorado and land in Sioux City each week. The most common flight departure day for this route is Wed, with 25% of weekly flights taking off on this day.

How long does it take to fly to Sioux City?

Flight times from Colorado to Sioux City vary, but if you’re flying out of Denver and flying into Omaha (one of the most popular routes), then the duration is 1h 29m on average. Another popular route from Colorado to Sioux City is flying from Colorado Springs to Omaha, which will take roughly 3h 41m. Keep in mind that layovers or delays could extend your travel time.

What is the cheapest airline that flies from Colorado to Sioux City Sioux Gateway?

United Airlines is the most popular carrier operating from Colorado to Sioux City Sioux Gateway

What airlines fly to Sioux City?

United Airlines, Frontier and Southwest are the top three most popular airlines that fly to Sioux City from Colorado according to our data. United Airlines is the first choice among our users, with 43% of people opting to fly with this airline when traveling to Sioux City. Keep in mind that there are 3 different airlines that fly to Sioux City on a routine basis, so you have a few additional options to choose from.

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

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

How many operators does momondo search for flights from Colorado to Sioux City Sioux Gateway Airport?

As of October 2025, there is 1 operator available to choose from for flights from Colorado to Sioux City Sioux Gateway Airport.

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

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Colorado to Sioux City Sioux Gateway Airport.

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

The required travel and health documents for your Sioux City Sioux Gateway Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Sioux City Sioux Gateway Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$153 Cheap Flights from Colorado to Sioux City in 2025/26

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8:05 am - 10:55 amDEN-SUX

1h 50mnonstop

6:43 pm - 7:40 pmSUX-DEN

1h 57mnonstop

$254United Airlines

Find Deal

Sat, Feb 7 - Sun, Feb 8

3:35 pm - 6:08 pmDEN-SUX

1h 33mnonstop

6:46 pm - 7:34 pmSUX-DEN

1h 48mnonstop

$310United Airlines

Find Deal

Wed, Nov 12 - Sun, Nov 16

3:35 pm - 6:08 pmDEN-SUX

1h 33mnonstop

6:46 pm - 7:34 pmSUX-DEN

1h 48mnonstop

$360United Airlines

Find Deal

Tue, Nov 11 - Sun, Nov 16

6:00 am - 3:55 pmDEN-SUX

8h 55m1 stop

6:52 pm - 7:40 pmSUX-DEN

1h 48mnonstop

$407United Airlines

Find Deal

Thu, Nov 27 - Thu, Dec 4

3:35 pm - 6:08 pmDEN-SUX

1h 33mnonstop

6:46 pm - 7:34 pmSUX-DEN

1h 48mnonstop

$410United Airlines

Find Deal

Wed, Nov 26 - Mon, Dec 1

1:35 pm - 6:10 pmCOS-SUX

3h 35m1 stop

11:48 am - 4:28 pmSUX-COS

5h 40m1 stop

$448United Airlines

Find Deal

Tue, Dec 9 - Wed, Dec 31

10:00 am - 10:59 pmDEN-SUX

11h 59m2 stops

6:46 pm - 7:34 pmSUX-DEN

1h 48mnonstop

$466United Airlines

Find Deal

Wed, Nov 12 - Sun, Nov 16

5:55 pm - 10:59 pmDEN-SUX

28h 04m2 stops

6:46 pm - 7:34 pmSUX-DEN

1h 48mnonstop

$476United Airlines

Find Deal

Fri, Nov 14 - Sun, Nov 16

6:00 am - 10:59 pmDEN-SUX

15h 59m1 stop

6:52 pm - 7:40 pmSUX-DEN

1h 48mnonstop

$485United Airlines

Find Deal

Thu, Dec 11 - Sun, Dec 14

7:46 am - 10:59 pmDEN-SUX

14h 13m1 stop

6:46 pm - 7:34 pmSUX-DEN

1h 48mnonstop

$492United Airlines

Find Deal

Wed, Nov 12 - Sun, Nov 16

United Airlines flights from Colorado to Sioux City

Our best United Airlines deals on Colorado to Sioux City flight tickets

United Airlines

Feb 7

DEN8:05 amDenver Intl

1h 50m

SUX10:55 amSioux City Sioux Gateway

Feb 8

SUX6:43 pmSioux City Sioux Gateway

1h 57m

DEN7:40 pmDenver Intl

$254

Find similar

United Airlines

Nov 12

DEN3:35 pmDenver Intl

1h 33m

SUX6:08 pmSioux City Sioux Gateway

Nov 16

SUX6:46 pmSioux City Sioux Gateway

1h 48m

DEN7:34 pmDenver Intl

$310

Find similar

United Airlines

Nov 11

DEN3:35 pmDenver Intl

1h 33m

SUX6:08 pmSioux City Sioux Gateway

Nov 16

SUX6:46 pmSioux City Sioux Gateway

1h 48m

DEN7:34 pmDenver Intl

$360

Find similar

Fly from

Fly to

Route

Depart

Return

Price

DenverSioux City

DEN - SUX

DENSUX

Denver Intl

Sat 2/7

8:05 am-10:55 am

Nonstop1h 50m

Sioux City Sioux Gateway

Sun 2/8

6:43 pm-7:40 pm

Nonstop1h 57m

$254

DenverSioux City

DEN - SUX

DENSUX

Denver Intl

Wed 11/12

3:35 pm-6:08 pm

Nonstop1h 33m

Sioux City Sioux Gateway

Sun 11/16

6:46 pm-7:34 pm

Nonstop1h 48m

$310

DenverSioux City

DEN - SUX

DENSUX

Denver Intl

Tue 11/11

3:35 pm-6:08 pm

Nonstop1h 33m

Sioux City Sioux Gateway

Sun 11/16

6:46 pm-7:34 pm

Nonstop1h 48m

$360

DenverSioux City

DEN - SUX

DENSUX

Denver Intl

Thu 11/27

6:00 am-3:55 pm

1 stop8h 55m

Sioux City Sioux Gateway

Thu 12/4

6:52 pm-7:40 pm

Nonstop1h 48m

$407

DenverSioux City

DEN - SUX

DENSUX

Denver Intl

Wed 11/26

3:35 pm-6:08 pm

Nonstop1h 33m

Sioux City Sioux Gateway

Mon 12/1

6:46 pm-7:34 pm

Nonstop1h 48m

$410

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

DenverSioux City

DEN - SUX

DENSUX

Denver Intl

Wed 11/12

10:00 am-10:59 pm

2 stops11h 59m

Sioux City Sioux Gateway

Sun 11/16

6:46 pm-7:34 pm

Nonstop1h 48m

$466

DenverSioux City

DEN - SUX

DENSUX

Denver Intl

Fri 11/14

5:55 pm-10:59 pm

2 stops28h 04m

Sioux City Sioux Gateway

Sun 11/16

6:46 pm-7:34 pm

Nonstop1h 48m

$476

DenverSioux City

DEN - SUX

DENSUX

Denver Intl

Thu 12/11

6:00 am-10:59 pm

1 stop15h 59m

Sioux City Sioux Gateway

Sun 12/14

6:52 pm-7:40 pm

Nonstop1h 48m

$485

DenverSioux City

DEN - SUX

DENSUX

Denver Intl

Wed 11/12

7:46 am-10:59 pm

1 stop14h 13m

Sioux City Sioux Gateway

Sun 11/16

6:46 pm-7:34 pm

Nonstop1h 48m

$492

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How to get the cheapest flight ticket from Colorado 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

Prices

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Other information

What is the cheapest month to fly to Sioux City?

The cheapest month to fly to Sioux City from Colorado is in February. Flight prices, which tend to average around $288, are often lower during this time because this is during the off-season. The month of January is another great option to travel to Sioux City, with average flight prices from Colorado averaging around $296.

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 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 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 in the morning are generally more expensive because this time of day is more convenient for travelers’ schedules.

What is the cheapest Colorado to Sioux City Sioux Gateway flight route?

Fly from Denver Intl to Sioux City Sioux Gateway for the best Colorado - Sioux City Sioux Gateway flight prices

What cabin class options are available on Colorado to Sioux City Sioux Gateway flights?

There is only 1 cabin class available to choose from on Colorado to Sioux City Sioux Gateway flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Colorado to Sioux City flights?

No. A direct flight is the cheapest option for a flight between Colorado to Sioux City.

Cheap Colorado to Sioux City flight deals and tips

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

Best Price Found	$410
Fastest flight time	1h 33m
Direct flights	Tue, Wed, Thu, Fri and Sun
Airports in Sioux City	1 airport

The best flight deal from Colorado to Sioux City found on momondo in the last 72 hours is $410

The fastest flight from Colorado to Sioux City takes 1h 33m

Direct flights go from Colorado to Sioux City on Tuesday, Wednesday, Thursday, Friday and Sunday. There are no airlines offering direct flights.

There is 1 airport near Sioux City: Sioux City Sioux Gateway (SUX)

Search flight deals

When did momondo last update prices for flights from Colorado to Sioux City Sioux Gateway Airport?
Prices for flights from Colorado to Sioux City Sioux Gateway Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Colorado to Sioux City Sioux Gateway Airport?
As of October 2025, there is 1 operator available to choose from for flights from Colorado to Sioux City Sioux Gateway Airport.
How old do you have to be to fly from Colorado to Sioux City Sioux Gateway Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Colorado to Sioux City Sioux Gateway Airport.
What documentation or ID do you need to fly to Sioux City Sioux Gateway Airport?
The required travel and health documents for your Sioux City Sioux Gateway Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Sioux City Sioux Gateway Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from Colorado to Sioux City?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Colorado to Sioux City is Canadair (Bombardier) Regional Jet (100.00% of total bookings).

Best airlines flying from Colorado to Sioux City

Compare and see reviews for airlines that fly from Colorado to Sioux City with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $214	Free Cancellation	Rating 7.4 8,998 reviews		Search United Airlines flights

Norfolk

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

Finding the right flight to Sioux City from Colorado 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 to Sioux City with flexible booking policies on momondo?

momondo does allow users to show only those flights to Sioux City from Colorado which offer a flexible booking policy as well as other useful filters and features.

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

Once you have performed a search for Colorado 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 to Sioux City right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Sioux City, momondo offers a useful price alert feature which will track prices for flights to Sioux City from Colorado and alert you when they change.

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Cheap flights from Colorado 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 Colorado to Sioux City departing on 12/15. 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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How to get the cheapest flight ticket from Colorado 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 month to fly to Sioux City?

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

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

What is the cheapest Colorado to Sioux City Sioux Gateway flight route?

Fly from Denver Intl to Sioux City Sioux Gateway for the best Colorado - Sioux City Sioux Gateway flight prices

What cabin class options are available on Colorado to Sioux City Sioux Gateway flights?

There is only 1 cabin class available to choose from on Colorado to Sioux City Sioux Gateway flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Colorado to Sioux City flights?

No. A direct flight is the cheapest option for a flight between Colorado to Sioux City.

What is the cheapest airline that flies from Colorado to Sioux City Sioux Gateway?

United Airlines is the most popular carrier operating from Colorado to Sioux City Sioux Gateway

What airlines fly to Sioux City?

How many flights depart from Colorado to Sioux City on average per week?

As of October 2025, 4 flights take off from Colorado and land in Sioux City each week. The most common flight departure day for this route is Wed, with 25% of weekly flights taking off on this day.

How long does it take to fly to Sioux City?

Cheap Colorado to Sioux City flight deals and tips

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

Best Price Found

Fastest flight time

Direct flights

Airports in Sioux City

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

How many operators does momondo search for flights from Colorado to Sioux City Sioux Gateway Airport?

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

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

What is the most popular plane model from Colorado to Sioux City?

Best airlines flying from Colorado to Sioux City

Compare and see reviews for airlines that fly from Colorado to Sioux City with momondo

Traveling to a place near Sioux City?

Why use momondo?

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

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

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

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

An easier way to manage your Sioux City trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

Airports servicing Iowa