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Cheap flights from Sioux City to Denver from $168

1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Sioux City to Denver

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
6:46 pm - 7:45 pmSUX  Sioux City Sioux Gateway-DEN Denver Intl
1h 59mnonstop
United Airlines Logo
9:00 pm - 11:42 pmDEN  Denver Intl-SUX Sioux City Sioux Gateway
1h 42mnonstop
$234United Airlines
Tue, Jan 12 - Mon, Jan 18
United Airlines Logo
6:58 pm - 7:52 pmSUX  Sioux City Sioux Gateway-DEN Denver Intl
1h 54mnonstop
United Airlines Logo
9:05 pm - 11:43 pmDEN  Denver Intl-SUX Sioux City Sioux Gateway
1h 38mnonstop
$234United Airlines
Tue, Sep 29 - Tue, Oct 6
United Airlines Logo
6:45 pm - 7:41 pmSUX  Sioux City Sioux Gateway-DEN Denver Intl
1h 56mnonstop
United Airlines Logo
9:05 pm - 11:43 pmDEN  Denver Intl-SUX Sioux City Sioux Gateway
1h 38mnonstop
$234United Airlines
Sun, Nov 1 - Sat, Nov 14
United Airlines Logo
6:58 pm - 7:52 pmSUX  Sioux City Sioux Gateway-DEN Denver Intl
1h 54mnonstop
United Airlines Logo
9:05 pm - 11:43 pmDEN  Denver Intl-SUX Sioux City Sioux Gateway
1h 38mnonstop
$234United Airlines
Fri, Oct 23 - Wed, Nov 4
United Airlines Logo
6:45 pm - 7:41 pmSUX  Sioux City Sioux Gateway-DEN Denver Intl
1h 56mnonstop
United Airlines Logo
9:05 pm - 11:43 pmDEN  Denver Intl-SUX Sioux City Sioux Gateway
1h 38mnonstop
$234United Airlines
Tue, Nov 24 - Mon, Nov 30
United Airlines Logo
6:58 pm - 7:52 pmSUX  Sioux City Sioux Gateway-DEN Denver Intl
1h 54mnonstop
United Airlines Logo
9:05 pm - 11:43 pmDEN  Denver Intl-SUX Sioux City Sioux Gateway
1h 38mnonstop
$234United Airlines
Mon, Sep 28 - Mon, Oct 5
United Airlines Logo
6:58 pm - 7:52 pmSUX  Sioux City Sioux Gateway-DEN Denver Intl
1h 54mnonstop
United Airlines Logo
9:05 pm - 11:43 pmDEN  Denver Intl-SUX Sioux City Sioux Gateway
1h 38mnonstop
$234United Airlines
Wed, Sep 30 - Tue, Oct 6

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United Airlines flights from Sioux City to Denver

Our best United Airlines deals on Sioux City to Denver flight tickets
United Airlines
Oct 23
SUX6:58 pmSioux City Sioux Gateway
1h 54m
DEN7:52 pmDenver Intl
Nov 4
DEN9:05 pmDenver Intl
1h 38m
SUX11:43 pmSioux City Sioux Gateway
$234
United Airlines
Nov 23
SUX6:45 pmSioux City Sioux Gateway
1h 56m
DEN7:41 pmDenver Intl
Dec 1
DEN9:05 pmDenver Intl
1h 38m
SUX11:43 pmSioux City Sioux Gateway
$274
United Airlines
Sep 17
SUX6:35 pmSioux City Sioux Gateway
1h 54m
DEN7:29 pmDenver Intl
Sep 24
DEN9:05 pmDenver Intl
1h 38m
SUX11:43 pmSioux City Sioux Gateway
$282

momondo Fare Finder

 
Use the filters below to find and compare flights from Sioux City to Denver that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Sioux CityDenver

SUX Sioux City Sioux Gateway - DEN Denver Intl

SUXDEN

Sioux City Sioux Gateway

Tue 1/12

6:46 pm-7:45 pm

Nonstop1h 59m

Denver Intl

Mon 1/18

9:00 pm-11:42 pm

Nonstop1h 42m

$234
Quickest round-trip

Sioux CityDenver

SUX Sioux City Sioux Gateway - DEN Denver Intl

SUXDEN

Sioux City Sioux Gateway

Tue 9/29

6:58 pm-7:52 pm

Nonstop1h 54m

Denver Intl

Tue 10/6

9:05 pm-11:43 pm

Nonstop1h 38m

$234

Sioux CityDenver

SUX Sioux City Sioux Gateway - DEN Denver Intl

SUXDEN

Sioux City Sioux Gateway

Sun 11/1

6:45 pm-7:41 pm

Nonstop1h 56m

Denver Intl

Sat 11/14

9:05 pm-11:43 pm

Nonstop1h 38m

$234

Sioux CityDenver

SUX Sioux City Sioux Gateway - DEN Denver Intl

SUXDEN

Sioux City Sioux Gateway

Fri 10/23

6:58 pm-7:52 pm

Nonstop1h 54m

Denver Intl

Wed 11/4

9:05 pm-11:43 pm

Nonstop1h 38m

$234

Sioux CityDenver

SUX Sioux City Sioux Gateway - DEN Denver Intl

SUXDEN

Sioux City Sioux Gateway

Tue 11/24

6:45 pm-7:41 pm

Nonstop1h 56m

Denver Intl

Mon 11/30

9:05 pm-11:43 pm

Nonstop1h 38m

$234

Sioux CityDenver

SUX Sioux City Sioux Gateway - DEN Denver Intl

SUXDEN

Sioux City Sioux Gateway

Mon 9/28

6:58 pm-7:52 pm

Nonstop1h 54m

Denver Intl

Mon 10/5

9:05 pm-11:43 pm

Nonstop1h 38m

$234

Sioux CityDenver

SUX Sioux City Sioux Gateway - DEN Denver Intl

SUXDEN

Sioux City Sioux Gateway

Wed 9/30

6:58 pm-7:52 pm

Nonstop1h 54m

Denver Intl

Tue 10/6

9:05 pm-11:43 pm

Nonstop1h 38m

$234
Cheapest one-way

Sioux CityDenver

SUX Sioux City Sioux Gateway - DEN Denver Intl

SUXDEN

Sioux City Sioux Gateway

Tue 9/29

6:58 pm-7:52 pm

Nonstop1h 54m

$168

Sioux CityDenver

SUX Sioux City Sioux Gateway - DEN Denver Intl

SUXDEN

Sioux City Sioux Gateway

Mon 9/28

6:58 pm-7:52 pm

Nonstop1h 54m

$168

Sioux CityDenver

SUX Sioux City Sioux Gateway - DEN Denver Intl

SUXDEN

Sioux City Sioux Gateway

Mon 11/2

6:45 pm-7:41 pm

Nonstop1h 56m

$168

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 17 resultsSorted by cheapest first
1
2

See travel insights to Denver from

How to get the cheapest flight ticket from Sioux City to Denver

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 Denver?

The cheapest month to fly to Denver from Sioux City is in June. Flight prices, which tend to average around $214, are often lower during this time because this is during the off-season. If you don’t want to visit Denver in June, then you should wait until March to fly from Sioux City, when ticket prices are also cheap, with an average price of $214.

What is the cheapest day to depart on your flight to Denver?

The cheapest day to depart on your flight to Denver is on a Wednesday when prices can be found for as low as $341. This is often the case because there is less demand to fly during this day of the week. The most expensive day to fly to Denver is Monday, with ticket prices averaging around $708.

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

The cheapest time of day to fly to Denver is in the afternoon when flights can be purchased for as low as $341. Flights in the morning are often more expensive with an average ticket price of $479.

What is the cheapest Sioux City Sioux Gateway to Denver Intl flight route?

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

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

There are 3 cabin classes available to choose from on Sioux City to Denver flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

When to book flights from Sioux City to Denver

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

Cheap Sioux City to Denver (SUX to DEN) flight deals and tips

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

Best Price Found

$168

Fastest flight time

1h 54m

Direct flights

Mon, Tue, Wed, Thu, Fri and Sat

Airports in Denver

1 airport
The best one-way flight to Denver from Sioux City in the past 72 hours is $168. The best round-trip flight deal from Sioux City to Denver found on momondo in the last 72 hours is $234.
The fastest flight from Sioux City to Denver takes 1h 54m
Direct flights go from Sioux City to Denver on Monday, Tuesday, Wednesday, Thursday, Friday and Saturday. There are no airlines offering direct flights.
There is 1 airport in Denver. From Sioux City there are direct flights to Denver Intl (DEN).
Search flight deals

Frequently asked questions about flying from Sioux City to Denver

  • How far is Sioux City Sioux Gateway to Denver Intl by plane?

    The distance between Sioux City Sioux Gateway and Denver Intl is about 485.2 mi. In terms of flight time, this usually takes a little over 1h 54m.

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

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

  • How many operators does momondo search for flights from Sioux City Sioux Gateway Airport to Denver Intl Airport?

  • How old do you have to be to fly from Sioux City Sioux Gateway Airport to Denver Intl Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Sioux City Sioux Gateway Airport to Denver Intl Airport.

  • What documentation or ID do you need to fly to Denver Intl Airport?

    The travel and health documents you'll need for your trip to Denver Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Denver Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

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

  • What is the most popular airline from Sioux City to Denver?

Best airlines flying from Sioux City to Denver

Compare and see reviews for airlines that fly from Sioux City to Denver with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $214Free CancellationRating
7.4
10,157 reviews
Search United Airlines flights

  • United Airlines Flights From Sioux City to Denver

    United Airlines is one of the most popular airlines flying from Sioux City to Denver, operating 9 flights/week on average for this route. A good United Airlines flight deal for Sioux City to Denver starts from $214 round-trip, up to an average price of $256. Our users have rated United Airlines at 7.4/10.

Traveling to a place near Denver?

Book flights to Denver if you plan to visit one of these locations
Breckenridge
Estes Park
Black Hawk
Aurora
Fort Collins
Westminster
Longmont
Boulder
Lakewood
Manitou Springs
Greeley
Keystone
Thornton
Cripple Creek
Centennial
Littleton
Englewood
Winter Park
Golden
Frisco

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Sioux City to Denver for you.

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

All flight searches from Sioux City to Denver on momondo can be filtered to show those which offer flexible booking policies.

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

momondo provides multiple filters to help you find the best flight to Denver from Sioux City. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

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

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