Cheap flights from Colorado to Sioux City from $173
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 7/17. 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 flights from Colorado to Sioux City
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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?
The cheapest month to fly to Sioux City from Colorado is in November. Flight prices, which tend to average around $266, are often lower during this time because this is during the off-season. The month of December is another great option to travel to Sioux City, with average flight prices from Colorado averaging around $267.
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 $257. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Monday 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 $340.
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 morning when flights can be purchased for as low as $268. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are $330 on average. Flights to Sioux City from Colorado in the afternoon 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 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?
Frontier, United Airlines and Southwest are the top three most popular airlines that fly to Sioux City from Colorado according to our data. Frontier is the first choice among our users, with 49% 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.
How many flights depart from Colorado to Sioux City on average per day?
1 flights are operational daily from Colorado to Sioux City as of June 2025. The most popular departure time for this route is 2:00PM, with 100% of flights per day taking off in the afternoon.
How many flights depart from Colorado to Sioux City on average per week?
As of June 2025, 7 flights take off from Colorado and land in Sioux City each week. The most common flight departure day for this route is Mon, with 14% of weekly flights taking off on this day.
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
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 June 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 | ||
|---|---|---|---|---|---|
| PriceFrom $214 | Free Cancellation | Rating 7.4 8,810 reviews |
Traveling to a place near Sioux City?
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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.