Cheap Flights from Sioux City Airport to Colorado from $296 Return

Flight deals from Sioux City Airport to Colorado

Looking for a cheap last-minute deal or the best return flight from Sioux City Airport to Colorado? If you want to travel next month, return fares start from $296. Find the lowest prices on one-way and return tickets right here.

Denver.$296 per passenger.Departing Fri, 22 May, returning Sun, 24 May.Return flight with United.Outbound direct flight with United departs from Sioux City on Fri, 22 May, arriving in Denver International.Inbound direct flight with United departs from Denver International on Sun, 24 May, arriving in Sioux City.Price includes taxes and charges.From $296, select.

Colorado Springs.$377 per passenger.Departing Mon, 7 Sep, returning Wed, 16 Sep.Return flight with United.Outbound indirect flight with United, departs from Sioux City on Mon, 7 Sep, arriving in Colorado Springs Peterson Field.Inbound indirect flight with United, departs from Colorado Springs Peterson Field on Wed, 16 Sep, arriving in Sioux City.Price includes taxes and charges.From $377, select.

Grand Junction.$996 per passenger.Departing Thu, 7 May, returning Mon, 11 May.Return flight with United.Outbound indirect flight with United, departs from Sioux City on Thu, 7 May, arriving in Grand Junction.Inbound indirect flight with United, departs from Grand Junction on Mon, 11 May, arriving in Sioux City.Price includes taxes and charges.From $996, select.

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Flying from Sioux City Airport to Colorado

Arm yourself with these facts on the fly.

Cheapest flight found	$296
Cheapest month to fly	May
Average flight time	1 hr, 55 mins
Average flights per week	70
Most popular airline	United

How to find cheap flights from Sioux City Airport to Colorado

We've compared the best online travel agents and flight providers on the internet to find the cheapest plane tickets from Sioux City Airport to Colorado. Other savvy travellers recently found return flights from $296 and one-way tickets from $217. Ready to join them? Here are a few tips to help you do it the smart way.

Fly in May

The cheapest time to fly from Sioux City Airport to Colorado is currently May.

Flex your dates for the best rates

If you’re flexible on your departure dates, you can use Skyscanner's whole month tool to find the cheapest day of the year to fly from Sioux City Airport to anywhere you choose in Colorado.

Watch as fares rise and fall

With Price Alerts, we'll let you know when flight prices from Sioux City Airport to your chosen airport in Colorado go up or down so you can book when the time is just right.

Relax – these are fee-free flight tickets

With us, there are no added fees – the Colorado Airport to Colorado flight price you see when you search with us is what you pay to the provider.

Frequently asked questions

Are there any direct flights from Sioux City Airport to Colorado?

Yes - direct flights currently operate from Sioux City Airport to Denver International Airport in Colorado.

What is the average price of a flight from Sioux City Airport to Colorado?

We looked at all of the upcoming return flights from Sioux City Airport to Colorado we could find over the next 12 months. It looks like $296 is the best price. This is good, compared to the average Colorado ticket price of $556.

What is the cheapest month to fly from Sioux City Airport to Colorado?

The cheapest month to fly from Sioux City Airport to Denver International Airport is currently May.
The cheapest month to fly from Sioux City Airport to Colorado Springs Peterson Field Airport is currently September.
And the cheapest month to fly from Sioux City Airport to Grand Junction Airport is usually May.

Which upcoming date is cheapest to fly from Sioux City Airport to Colorado on?

After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Sioux City Airport to Colorado on Friday, 22 May 2026.

If I'm flying from Sioux City Airport, where in Colorado is cheapest to fly into?

If you're flying from Sioux City, the cheapest city in Colorado to fly into is Denver. The cheapest airport serving Denver at the moment is Denver International.