Cheap flights from Sioux City to Denver (SUX - DEN)

SUX — DEN
Jan 31 — Feb 71

The best prices from Sioux City Sioux Gateway to Denver Intl are usually found in January or December, booked 38 days in advance, depart on a Friday or Tuesday and return on a Friday

How to find the cheapest flight from Sioux City (SUX) to Denver (DEN)

All the information you need to plan the best SUX to DEN flight in 2023: compare Sioux City to Denver flight prices with the expected peak season, weather and rainfall in Denver.

SUX - DEN

Price

$204 - $322

DEN

Temperature

30.2 - 73.4 °F

DEN

Rainfall

0.5 - 2.3 inches

Popular inNovemberHigh demand for flights, 23% potential price rise
Cheapest inJanuaryBest time to find cheap flights, 18% potential price drop
Round-trip from$204From Sioux City Sioux Gateway to Denver Intl
One-way from$100One-way flight from Sioux City Sioux Gateway to Denver Intl

What is the cheapest day to fly round-trip from Sioux City to Denver?

Wednesday flights are found to be more expensive to fly from Sioux City to Denver. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Denver.

How far in advance should I book a flight from Sioux City to Denver?

To save up to 55% on this flight, we recommend booking at least 36 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Sioux City to Denver from $316 1-2 weeks out and tickets from $378 for flights departing within the next 72 hours.

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

Our data shows that January tends to be the cheapest month to fly to Denver from Sioux City. Users have commonly found prices around $249 for the month, but tickets can be as low as $198. Due to multiple factors, prepare for potentially higher prices in November.

When is the cheapest time to fly from Sioux City to Denver (SUX - DEN)?

One of the essential ways to save on airfare from Sioux City to Denver is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight at noon could potentially save you up to 20% on airfare.

Cheap flights from Sioux City to Denver in January, February 2023

The best prices found for SUX to DEN flights for January, February
Feb 26 - Mar 2
SUX

Sioux City Sioux Gateway

DEN

Denver Intl

Nonstop

3h 10m
DEN

Denver Intl

SUX

Sioux City Sioux Gateway

Nonstop

1h 39m
$199

United Airlines

Pick Dates

Deal found 1/26

Feb 26 - Mar 2
SUX

Sioux City Sioux Gateway

DEN

Denver Intl

1 stop

3h 10m
DEN

Denver Intl

SUX

Sioux City Sioux Gateway

1 stop

27h 20m
$267

United Airlines

Pick Dates

Deal found 1/26

Jan 28 - Feb 4
SUX

Sioux City Sioux Gateway

DEN

Denver Intl

1 stop

3h 10m
DEN

Denver Intl

SUX

Sioux City Sioux Gateway

1 stop

2h 59m
$315

United Airlines

Pick Dates

Deal found 1/24

Sioux City to Denver 2023 flight deals

Cheap flights to Denver from Sioux City found for this year
Feb 26 - Mar 2
SUX

Sioux City Sioux Gateway

DEN

Denver Intl

Nonstop

3h 10m
DEN

Denver Intl

SUX

Sioux City Sioux Gateway

Nonstop

1h 39m
$199

United Airlines

Pick Dates

Deal found 1/26

Apr 6 - Apr 8
SUX

Sioux City Sioux Gateway

DEN

Denver Intl

Nonstop

2h 02m
DEN

Denver Intl

SUX

Sioux City Sioux Gateway

Nonstop

1h 44m
$221

United Airlines

Pick Dates

Deal found 1/23

Mar 29 - Apr 3
SUX

Sioux City Sioux Gateway

DEN

Denver Intl

Nonstop

1h 39m
DEN

Denver Intl

SUX

Sioux City Sioux Gateway

Nonstop

1h 44m
$253

United Airlines

Pick Dates

Deal found 1/25

Cheap United Airlines flights from Sioux City to Denver

Feb 26 - Mar 2
SUX

Sioux City Sioux Gateway

DEN

Denver Intl

Nonstop

3h 10m
DEN

Denver Intl

SUX

Sioux City Sioux Gateway

Nonstop

1h 39m
$199

United Airlines

Pick Dates

Deal found 1/26

Apr 6 - Apr 8
SUX

Sioux City Sioux Gateway

DEN

Denver Intl

Nonstop

2h 02m
DEN

Denver Intl

SUX

Sioux City Sioux Gateway

Nonstop

1h 44m
$221

United Airlines

Pick Dates

Deal found 1/23

Mar 29 - Apr 3
SUX

Sioux City Sioux Gateway

DEN

Denver Intl

Nonstop

1h 39m
DEN

Denver Intl

SUX

Sioux City Sioux Gateway

Nonstop

1h 44m
$253

United Airlines

Pick Dates

Deal found 1/25

Non-stop flights to Denver from Sioux City

Save time with Sioux City to Denver direct flight deals
Feb 26 - Mar 2
SUX

Sioux City Sioux Gateway

DEN

Denver Intl

Nonstop

3h 10m
DEN

Denver Intl

SUX

Sioux City Sioux Gateway

Nonstop

1h 39m
$199

United Airlines

Pick Dates

Deal found 1/26

Apr 6 - Apr 8
SUX

Sioux City Sioux Gateway

DEN

Denver Intl

Nonstop

2h 02m
DEN

Denver Intl

SUX

Sioux City Sioux Gateway

Nonstop

1h 44m
$221

United Airlines

Pick Dates

Deal found 1/23

Mar 29 - Apr 3
SUX

Sioux City Sioux Gateway

DEN

Denver Intl

Nonstop

1h 39m
DEN

Denver Intl

SUX

Sioux City Sioux Gateway

Nonstop

1h 44m
$253

United Airlines

Pick Dates

Deal found 1/25

One-way flights to Denver from Sioux City

The cheapest one-way flights from Sioux City to Denver
Feb 27
SUX

Sioux City Sioux Gateway

DEN

Denver Intl

1 stop

3h 10m
$100

United Airlines

Pick Dates

Deal found 1/24

Feb 27
SUX

Sioux City Sioux Gateway

DEN

Denver Intl

2 stops

30h 03m
$215

United Airlines

Pick Dates

Deal found 1/24

Mar 14
SUX

Sioux City Sioux Gateway

DEN

Denver Intl

1 stop

10h 28m
$229

United Airlines

Pick Dates

Deal found 1/23

Reviews of Airlines Servicing Denver

United Airlines
7.6
Good
1,147 reviews

Food

6.8

Overall

7.6

Boarding

7.9

Crew

8.2

Entertainment

7.1

Comfort

7.4

Reviews

1 / 10

The boarding process was excellent. The crew was kind and friendly.

United Airlines
7.6
Good
1,147 reviews
United Airlines
7.6
Good
1,147 reviews

Food

6.8

Overall

7.6

Boarding

7.9

Crew

8.2

Entertainment

7.1

Comfort

7.4

Reviews

1 / 10

The boarding process was excellent. The crew was kind and friendly.

Related info for your journey

Useful info, stats and facts about Sioux City to Denver flights.

What airports do I use to fly from Sioux City to Denver?

Booking a flight from Sioux City Sioux Gateway (SUX) to Denver Intl (DEN) is your only option if you wish to fly from Sioux City to Denver. On a typical day, there is 1 flight from Sioux Gateway to Denver Intl, all of which are around 1h 39m for a nonstop flight. You can also purchase a plane ticket from 2 airlines when you book a flight from Sioux Gateway to Denver.

Which airlines flying from Sioux City Sioux Gateway to Denver Intl have flexible cancellations due to COVID-19?

Due to the rapidly changing circumstances due to COVID-19, airlines like United Airlines and American Airlines flying from Sioux City Sioux Gateway to Denver Intl have implemented new flexible cancellation policies.

Can I find flights from Sioux City to Denver for under $200 on Cheapflights?

Yes, there are multiple flights from Sioux City to Denver for under $200. The cheapest flight booked recently is on United Airlines for just $199, but on average you can expect to pay $359.

Are there nonstop flights from Sioux City to Denver for under $200 on Cheapflights?

Cheapflights has at least 7 direct flights from Sioux City to Denver under $200. A good price for a nonstop flight from Sioux City to Denver is less than $283.

What is the cheapest airline to fly from Sioux City to Denver round-trip?

Cheapflights users have booked flights from Sioux City to Denver round-trip from $199. Users have found that United Airlines is 19% cheaper than the other options available to this destination.

What are the most popular airlines that fly from Sioux City to Denver?

The most popular airlines flying from Sioux City to Denver are American Airlines, Juneyao Airlines and United Airlines. Something to consider prior to booking your flight.

What are the cheapest flights from Sioux City to Denver?

Looking for the cheapest flight from Sioux City to Denver? While on average our users pay $388, our data indicates the cheapest price to be $172. The most popular route (Sioux City Sioux Gateway - Denver Intl), is priced around $199.

Alternative routes for Sioux City to Denver

See prices for flight routes from nearby airports that may be better suited for you.

Top 2 airlines flying from Sioux City to Denver

The chart below displays the airlines Cheapflights users traveling from Sioux City to Denver choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
AirlineCheapestAverageFlexibilityOn-timeCOVID-19 safety
United AirlinesCheapest$198Average$260FlexibilityNo cancel feeOn-time69%COVID-19 safety
Search United Airlines flights
American AirlinesCheapest$244Average$350FlexibilityNo cancel feeOn-time71%COVID-19 safety
Search American Airlines flights

Hourly flight availability from Sioux City to Denver

See what time of day planes typically take off from Sioux City to Denver
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

Weekly flight availability from Sioux City to Denver

See how many times per day planes take to the skies headed from Sioux City to Denver
Sunday1daily flight
Monday1daily flight
Tuesday1daily flight
Wednesday1daily flight
Thursday1daily flight
Friday1daily flight
Saturday1daily flight
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