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Cheap flights from Colorado to Sioux City (SUX) from $214

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/11. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
DEN — SUX
Apr 25 — May 21
From?
To?
Thu 4/25
Thu 5/2
1 adult, Economy
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How far in advance should I book a flight from Colorado to Sioux City?

To save on the cost of your flight from Colorado to Sioux City, book at least 22 days before your planned departure. Booking around this time can save you about 58% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $252 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $344.

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

Due to multiple factors, expect to potentially pay more when booking in July. For low rates, December can be a great choice for travel to Sioux City. Flights to Sioux City from Colorado in December are about $294 on average during December, but can be found for as low as $198.

When is the cheapest time to fly from Colorado to Sioux City (CO - SUX)?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Colorado to Sioux City as you normally would.

Cheap United Airlines flights from Colorado to Sioux City

Explore cheap flight options specifically provided by United Airlines for the route between Colorado and Sioux City. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 3,138,949 searches. Data last updated April 20, 2024.
Sat 5/113:40 pmDEN - SUX
Nonstop1h 34mUnited Airlines
Sat 5/186:50 pmSUX - DEN
Nonstop1h 44mUnited Airlines
Deal found 4/19$214
Sun 5/198:15 amDEN - SUX
Nonstop1h 34mUnited Airlines
Sun 5/2611:55 amSUX - DEN
Nonstop1h 46mUnited Airlines
Deal found 4/19$257
Mon 4/298:15 amDEN - SUX
Nonstop1h 34mUnited Airlines
Fri 5/36:50 pmSUX - DEN
Nonstop1h 44mUnited Airlines
Deal found 4/19$268
Thu 5/23:40 pmDEN - SUX
Nonstop1h 34mUnited Airlines
Sat 5/46:50 pmSUX - DEN
Nonstop1h 44mUnited Airlines
Deal found 4/19$278
Tue 4/308:15 amDEN - SUX
Nonstop1h 34mUnited Airlines
Wed 5/112:06 pmSUX - DEN
Nonstop1h 44mUnited Airlines
Deal found 4/18$280
Mon 4/298:15 amDEN - SUX
Nonstop1h 34mUnited Airlines
Thu 5/26:50 pmSUX - DEN
Nonstop1h 44mUnited Airlines
Deal found 4/19$300
Mon 4/298:15 amDEN - SUX
Nonstop1h 34mUnited Airlines
Sun 5/512:06 pmSUX - DEN
Nonstop1h 44mUnited Airlines
Deal found 4/19$310
Sat 5/117:35 pmDEN - SUX
1 stop26h 14mUnited Airlines
Sat 5/186:50 pmSUX - DEN
Nonstop1h 44mUnited Airlines
Deal found 4/19$316
Sun 5/198:15 amDEN - SUX
Nonstop1h 34mUnited Airlines
Sun 5/266:26 amSUX - DEN
2 stops13h 58mUnited Airlines
Deal found 4/19$333

Cheap Colorado to Sioux City flights in April & May 2024

Find cheap flight options from Colorado to Sioux City specifically for the months of April and May 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 3,138,949 searches. Prices were last updated on April 20, 2024.
Sat 5/113:40 pmDEN - SUX
Nonstop1h 34mUnited Airlines
Sat 5/186:50 pmSUX - DEN
Nonstop1h 44mUnited Airlines
Deal found 4/19$214
Sun 5/198:15 amDEN - SUX
Nonstop1h 34mUnited Airlines
Sun 5/2611:55 amSUX - DEN
Nonstop1h 46mUnited Airlines
Deal found 4/19$257
Mon 4/298:15 amDEN - SUX
Nonstop1h 34mUnited Airlines
Fri 5/36:50 pmSUX - DEN
Nonstop1h 44mUnited Airlines
Deal found 4/19$268
Thu 5/23:40 pmDEN - SUX
Nonstop1h 34mUnited Airlines
Sat 5/46:50 pmSUX - DEN
Nonstop1h 44mUnited Airlines
Deal found 4/19$278
Tue 4/308:15 amDEN - SUX
Nonstop1h 34mUnited Airlines
Wed 5/112:06 pmSUX - DEN
Nonstop1h 44mUnited Airlines
Deal found 4/18$280
Mon 4/298:15 amDEN - SUX
Nonstop1h 34mUnited Airlines
Thu 5/26:50 pmSUX - DEN
Nonstop1h 44mUnited Airlines
Deal found 4/19$300
Mon 4/298:15 amDEN - SUX
Nonstop1h 34mUnited Airlines
Sun 5/512:06 pmSUX - DEN
Nonstop1h 44mUnited Airlines
Deal found 4/19$310
Sat 5/117:35 pmDEN - SUX
1 stop26h 14mUnited Airlines
Sat 5/186:50 pmSUX - DEN
Nonstop1h 44mUnited Airlines
Deal found 4/19$316
Sun 5/198:15 amDEN - SUX
Nonstop1h 34mUnited Airlines
Sun 5/266:26 amSUX - DEN
2 stops13h 58mUnited Airlines
Deal found 4/19$333

Colorado to Sioux City 2024 flight deals

Discover exclusive flight deals for travel between Colorado and Sioux City in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 3,138,949 searches. Data last updated April 20, 2024.
Sat 5/113:40 pmDEN - SUX
Nonstop1h 34mUnited Airlines
Mon 5/1312:06 pmSUX - DEN
Nonstop1h 44mUnited Airlines
Deal found 4/18$215
Wed 5/83:40 pmDEN - SUX
Nonstop1h 34mUnited Airlines
Fri 5/106:50 pmSUX - DEN
Nonstop1h 44mUnited Airlines
Deal found 4/17$257
Tue 4/308:15 amDEN - SUX
Nonstop1h 34mUnited Airlines
Wed 5/86:50 pmSUX - DEN
Nonstop1h 44mUnited Airlines
Deal found 4/19$268
Sat 12/78:30 amCOS - SUX
1 stop5h 24mUnited Airlines
Wed 12/117:45 amSUX - COS
2 stops10h 39mUnited Airlines
Deal found 4/19$277
Thu 5/23:40 pmDEN - SUX
Nonstop1h 34mUnited Airlines
Sat 5/46:50 pmSUX - DEN
Nonstop1h 44mUnited Airlines
Deal found 4/19$278
Tue 4/308:15 amDEN - SUX
Nonstop1h 34mUnited Airlines
Wed 5/112:06 pmSUX - DEN
Nonstop1h 44mUnited Airlines
Deal found 4/18$280
Mon 4/298:15 amDEN - SUX
Nonstop1h 34mUnited Airlines
Thu 5/26:50 pmSUX - DEN
Nonstop1h 44mUnited Airlines
Deal found 4/19$300
Sat 5/113:40 pmDEN - SUX
Nonstop1h 34mUnited Airlines
Mon 5/136:29 amSUX - DEN
1 stop27h 29mUnited Airlines
Deal found 4/18$304
Mon 4/298:15 amDEN - SUX
Nonstop1h 34mUnited Airlines
Sun 5/512:06 pmSUX - DEN
Nonstop1h 44mUnited Airlines
Deal found 4/19$310

Non-stop flights to Sioux City from Colorado

Discover non-stop flight options from Colorado to Sioux City. Find direct flights with no layovers, providing a convenient travel experience. Explore non-stop flight options based on user searches, and compare prices and availability for your desired travel dates. Over the last 7 days, Cheapflights users made 3,138,949 searches. Data last updated April 20, 2024.
Sat 5/113:40 pmDEN - SUX
Nonstop1h 34mUnited Airlines
Mon 5/1312:06 pmSUX - DEN
Nonstop1h 44mUnited Airlines
Deal found 4/18$215
Wed 5/83:40 pmDEN - SUX
Nonstop1h 34mUnited Airlines
Fri 5/106:50 pmSUX - DEN
Nonstop1h 44mUnited Airlines
Deal found 4/17$257
Tue 4/308:15 amDEN - SUX
Nonstop1h 34mUnited Airlines
Wed 5/86:50 pmSUX - DEN
Nonstop1h 44mUnited Airlines
Deal found 4/19$268
Thu 5/23:40 pmDEN - SUX
Nonstop1h 34mUnited Airlines
Sat 5/46:50 pmSUX - DEN
Nonstop1h 44mUnited Airlines
Deal found 4/19$278
Tue 4/308:15 amDEN - SUX
Nonstop1h 34mUnited Airlines
Wed 5/112:06 pmSUX - DEN
Nonstop1h 44mUnited Airlines
Deal found 4/18$280
Mon 4/298:15 amDEN - SUX
Nonstop1h 34mUnited Airlines
Thu 5/26:50 pmSUX - DEN
Nonstop1h 44mUnited Airlines
Deal found 4/19$300
Mon 4/298:15 amDEN - SUX
Nonstop1h 34mUnited Airlines
Sun 5/512:06 pmSUX - DEN
Nonstop1h 44mUnited Airlines
Deal found 4/19$310
Thu 5/23:40 pmDEN - SUX
Nonstop1h 34mUnited Airlines
Sun 5/512:06 pmSUX - DEN
Nonstop1h 44mUnited Airlines
Deal found 4/19$340

Colorado to Sioux City flights leaving soon

Find last-minute flight options from Colorado to Sioux City for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 3,138,949 searches. Data last updated April 20, 2024.
Mon 4/298:15 amDEN - SUX
Nonstop1h 34mUnited Airlines
Fri 5/36:50 pmSUX - DEN
Nonstop1h 44mUnited Airlines
Deal found 4/19$268
Mon 4/298:15 amDEN - SUX
Nonstop1h 34mUnited Airlines
Thu 5/26:50 pmSUX - DEN
Nonstop1h 44mUnited Airlines
Deal found 4/19$300
Mon 4/298:15 amDEN - SUX
Nonstop1h 34mUnited Airlines
Sun 5/512:06 pmSUX - DEN
Nonstop1h 44mUnited Airlines
Deal found 4/19$310
Mon 4/298:15 amDEN - SUX
Nonstop1h 34mUnited Airlines
Mon 5/66:29 amSUX - DEN
1 stop27h 29mUnited Airlines
Deal found 4/19$382
Mon 4/298:15 amDEN - SUX
Nonstop1h 34mUnited Airlines
Sat 5/46:29 amSUX - DEN
2 stops12h 32mUnited Airlines
Deal found 4/19$391
Mon 4/298:15 amDEN - SUX
Nonstop1h 34mUnited Airlines
Sun 5/56:29 amSUX - DEN
1 stop17h 50mUnited Airlines
Deal found 4/19$412
Mon 4/298:15 amDEN - SUX
Nonstop1h 34mUnited Airlines
Mon 5/66:29 amSUX - DEN
2 stops18h 15mUnited Airlines
Deal found 4/19$421
Mon 4/298:15 amDEN - SUX
Nonstop1h 34mUnited Airlines
Tue 5/76:29 amSUX - DEN
1 stop9h 14mUnited Airlines
Deal found 4/19$441
Mon 4/296:00 amDEN - SUX
1 stop15h 49mUnited Airlines
Fri 5/36:50 pmSUX - DEN
Nonstop1h 44mUnited Airlines
Deal found 4/19$449

Find flights from Colorado to Sioux City within your budget

Customize your flight search to find flights from Colorado 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, Cheapflights users made 3,138,949 searches. Data last updated April 20, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$214 - $333

Route

Depart

Return

Price

Denver IntlSioux City Sioux Gateway

DEN - SUX

DENSUX

Denver Intl

Sat 5/11

Nonstop1h 34m

Sioux City Sioux Gateway

Sat 5/18

Nonstop1h 44m

$214

Denver IntlSioux City Sioux Gateway

DEN - SUX

DENSUX

Denver Intl

Sun 5/19

Nonstop1h 34m

Sioux City Sioux Gateway

Sun 5/26

Nonstop1h 46m

$257

Denver IntlSioux City Sioux Gateway

DEN - SUX

DENSUX

Denver Intl

Mon 4/29

Nonstop1h 34m

Sioux City Sioux Gateway

Fri 5/3

Nonstop1h 44m

$268

Denver IntlSioux City Sioux Gateway

DEN - SUX

DENSUX

Denver Intl

Thu 5/2

Nonstop1h 34m

Sioux City Sioux Gateway

Sat 5/4

Nonstop1h 44m

$278

Denver IntlSioux City Sioux Gateway

DEN - SUX

DENSUX

Denver Intl

Tue 4/30

Nonstop1h 34m

Sioux City Sioux Gateway

Wed 5/1

Nonstop1h 44m

$280

Denver IntlSioux City Sioux Gateway

DEN - SUX

DENSUX

Denver Intl

Mon 4/29

Nonstop1h 34m

Sioux City Sioux Gateway

Thu 5/2

Nonstop1h 44m

$300

Denver IntlSioux City Sioux Gateway

DEN - SUX

DENSUX

Denver Intl

Mon 4/29

Nonstop1h 34m

Sioux City Sioux Gateway

Sun 5/5

Nonstop1h 44m

$310

Denver IntlSioux City Sioux Gateway

DEN - SUX

DENSUX

Denver Intl

Sat 5/11

1 stop26h 14m

Sioux City Sioux Gateway

Sat 5/18

Nonstop1h 44m

$316

Denver IntlSioux City Sioux Gateway

DEN - SUX

DENSUX

Denver Intl

Sun 5/19

Nonstop1h 34m

Sioux City Sioux Gateway

Sun 5/26

2 stops13h 58m

$333

Flights are sorted by cheapest first

Deals found on 4/19

No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Sioux City

Get insights into the airlines that provide service to Sioux City. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Sioux City. Reviews last updated April 20, 2024.
United Airlines
7.4
Good
11,325 reviews
Check prices

Boarding

7.7

Crew

8.1

Overall

7.4

Comfort

7.2

Food

6.7

Entertainment

7.1

Reviews

1 / 10

A lot of delays to get to Edmonton as well. I am sure they couldn't be helped, but the passengers were left wondering what was happening for a while.

United Airlines
7.4
Good
11,325 reviews
United Airlines
7.4
Good
11,325 reviews
Check prices

Boarding

7.7

Crew

8.1

Overall

7.4

Comfort

7.2

Food

6.7

Entertainment

7.1

Reviews

1 / 10

A lot of delays to get to Edmonton as well. I am sure they couldn't be helped, but the passengers were left wondering what was happening for a while.

Related info for your journey

Find useful and relevant information for your journey from Colorado to Sioux City. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Sioux City from Colorado?

    Sioux City Sioux Gateway (SUX), located 7.0 mi from the city center, is the airport you fly into when you book flights from Colorado to Sioux City.

  • Can I find flights from Colorado to Sioux City for under $300 on Cheapflights?

    Yes, there are multiple flights from Colorado to Sioux City for under $300. The cheapest flight booked recently is on United Airlines for just $214, but on average you can expect to pay $341.

  • Are there nonstop flights from Colorado to Sioux City for under $300 on Cheapflights?

    Cheapflights has at least 8 direct flights from Colorado to Sioux City under $300. A good price for a nonstop flight from Colorado to Sioux City is less than $281.

  • Are there last-minute flights available from Colorado to Sioux City for under $300?

    There are currently 14+ open flights from Colorado to Sioux City within the next 7 days for less than $300.

  • What are the cheapest flights from Colorado to Sioux City?

    On average you can expect to pay $207 for a flight from Colorado to Sioux City. The cheapest flight overall is $98 while the most popular route, (Denver Intl - Sioux City Sioux Gateway) is currently priced at $214.

  • What does DEN to SUX mean?

    Denver Intl Airport is DEN and Sioux City Sioux Gateway Airport is SUX. These codes are created by the International Air Transport Association (IATA) and airlines use them to identify the departing and arrival airports in the flight routes they service. Ready for more IATA code knowledge? These are related airports for your current travel destination: Colorado Springs Airport (COS), Grand Junction Regnl Airport (GJT), Durango La Plata County Airport (DRO), Aspen Pitkin County Airport (ASE), Montrose County Airport (MTJ).

  • Can I find deals for flights from Colorado to Sioux City that include extra baggage allowance?

    The amount of baggage you can bring on your Colorado to Sioux City flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Colorado to Sioux City with specific airlines?

    Yes, Cheapflights allows you to browse and filter Colorado to Sioux City flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from Colorado to Sioux City that include hotel bookings?

    Yes. In addition to deals on Colorado to Sioux City flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Colorado to Sioux City?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Colorado to Sioux City.

  • Can I find deals for business class flights from Colorado to Sioux City?

    Yes. Cheapflights offers flight deals from Colorado to Sioux City by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from Colorado to Sioux City that allow pets onboard?

    Many airlines flying from Colorado to Sioux City offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Colorado to Sioux City?

    Yes, you can often find last-minute deals on Colorado to Sioux City flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Colorado to Sioux City flight deals updated?

    The Colorado to Sioux City flight deals you see on this page were last updated on 4/19.

See more FAQs

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Top airline flying from Colorado to Sioux City

Discover the top airline that operate flights from Colorado to Sioux City. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 3,138,949 searches. Data last updated April 20, 2024.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$198Average$312FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
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Search flights from Colorado to Sioux City by cabin class

Find flights from Colorado to Sioux City, based on your preferred cabin class, be it economy, premium economy, business, or first class.
First Class
Business Class
Prem Econ Class
Economy Class

Hourly flight availability from Colorado to Sioux City

Find hourly flight availability from Colorado to Sioux City. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 20, 2024.
0%of flight departuresEarly morningMidnight to 6 am
100%of flight departuresMorning6 am to noon
0%of flight departuresAfternoonNoon to 6 pm
0%of flight departuresEvening6 pm to midnight
Midnight
6 AM
Noon
6 PM

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Can Cheapflights find flights from Colorado to Sioux City with no change fees?

Yes, we can. To see specific flights from Colorado to Sioux City with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Colorado to Sioux City become cheaper?

Yes, Cheapflights offers price alerts on Colorado to Sioux City flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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