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

Know your dates, get live prices in seconds:

From
To
Sat 3/6
Sat 3/5
Any month
Compare vs. Cheapflights |
From
To
Depart
Sat 3/6
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime

We work with more than 300 partners to bring you better travel deals

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

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

Thursday flights are generally found to be more expensive for flights 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 12% on this flight, we recommend booking at least 14 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 $88 1-2 weeks out and tickets from $106 for flights departing within the next 72 hours.

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

Our data shows that August tends to be the cheapest month to fly to Denver from Sioux City. Users have commonly found prices around $98 for the month, but tickets can be as low as $36. Due to multiple factors, prepare for potentially higher prices in December.

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 at noon tend to be the most expensive. A flight in the morning could potentially save you up to 8% on airfare.

Cheap flights from Sioux City to Denver in March, April 2021

2 Apr - 5 Apr
$125pp
SUX
Sioux City Sioux Gateway
United Airlines
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
United Airlines
Non-Stop
SUX
Sioux City Sioux Gateway
1 Apr - 6 Apr
$144pp
SUX
Sioux City Sioux Gateway
Multiple Airlines
 
1 STOP
DEN
Denver Intl
DEN
Denver Intl
United Airlines
Non-Stop
SUX
Sioux City Sioux Gateway
19 Apr - 21 Apr
$150pp
SUX
Sioux City Sioux Gateway
Multiple Airlines
 
1 STOP
DEN
Denver Intl
DEN
Denver Intl
United Airlines
Non-Stop
SUX
Sioux City Sioux Gateway

Sioux City to Denver 2021 flight deals

2 Apr - 5 Apr
$125pp
SUX
Sioux City Sioux Gateway
United Airlines
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
United Airlines
Non-Stop
SUX
Sioux City Sioux Gateway
1 Apr - 6 Apr
$144pp
SUX
Sioux City Sioux Gateway
Multiple Airlines
 
1 STOP
DEN
Denver Intl
DEN
Denver Intl
United Airlines
Non-Stop
SUX
Sioux City Sioux Gateway
1 Jul - 6 Jul
$147pp
SUX
Sioux City Sioux Gateway
United Airlines
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
United Airlines
Non-Stop
SUX
Sioux City Sioux Gateway

Non-stop flights to Denver from Sioux City

2 Apr - 5 Apr
$125pp
SUX
Sioux City Sioux Gateway
United Airlines
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
United Airlines
Non-Stop
SUX
Sioux City Sioux Gateway
1 Jul - 6 Jul
$147pp
SUX
Sioux City Sioux Gateway
United Airlines
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
United Airlines
Non-Stop
SUX
Sioux City Sioux Gateway
31 Mar - 7 Apr
$158pp
SUX
Sioux City Sioux Gateway
United Airlines
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
United Airlines
Non-Stop
SUX
Sioux City Sioux Gateway

Last minute flights from Sioux City to Denver

12 Mar - 15 Mar
$186pp
SUX
Sioux City Sioux Gateway
Multiple Airlines
 
1 STOP
DEN
Denver Intl
DEN
Denver Intl
United Airlines
Non-Stop
SUX
Sioux City Sioux Gateway
12 Mar - 15 Mar
$248pp
SUX
Sioux City Sioux Gateway
American Airlines
 
1 STOP
DEN
Denver Intl
DEN
Denver Intl
American Airlines
 
1 STOP
SUX
Sioux City Sioux Gateway
12 Mar - 14 Mar
$443pp
SUX
Sioux City Sioux Gateway
American Airlines
 
1 STOP
DEN
Denver Intl
DEN
Denver Intl
American Airlines
 
1 STOP
SUX
Sioux City Sioux Gateway

One-way flights to Denver from Sioux City

1:30 pm - 2:12 pm
United Airlines
Nonstop
1h 42m
SUX - DEN
United Airlines
$63
United
11:46 am - 4:06 pm
American Airlines
1 Stop
5h 20m
SUX - DEN
American Airlines
2:00 am - 9:51 am
American Airlines
2 Stops
8h 51m
SUX - DEN
American Airlines

Related info for your journey

Flight FAQs

From Sioux City to Denver

Are flight prices decreasing from Sioux City to Denver due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both Sioux City and Denver for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

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

Due to the rapidly changing circumstances due to COVID-19, airlines like American Airlines flying from Sioux City Sioux Gateway to Denver Intl have implemented new flexible change 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 $125, but on average you can expect to pay $230.

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

Cheapflights has at least 8 direct flights from Sioux City to Denver under $200. A good price for a nonstop flight from Sioux City to Denver is less than $400.

Are there last-minute flights available from Sioux City to Denver for under $200?

There are currently 8+ open flights from Sioux City to Denver within the next 7 days for less than $200.

What days are nonstop flights available from Sioux City to Denver?

Nonstop flights can be found on the following days: Sunday, Monday, Tuesday, Wednesday, Thursday, Saturday.

How popular is this flight route?

Flights from Sioux City Sioux Gateway to Denver Intl have been viewed 123 times in the past calendar month.

Does it rain more in Sioux City or Denver?

Sioux City will have the same amount of rainfall in 1 compared to Denver over the next 12 days.

Is Sioux City weather warmer or cooler than Denver?

Temperatures around the 90 °F's can be experienced in July. The weather in Denver is hotter than in Sioux City. Plan for potential changes in flight availability as peak weather approaches in this location.

How long is the flight from Sioux City to Denver?

Departing from Sioux City to Denver will take you 1h 42m. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

What are the cheapest airlines flying from Sioux City to Denver round-trip?

Cheapflights users have booked flights from Sioux City to Denver round-trip from $125. Another airline that can offer you cheap pricing is American Airlines. Users have found that United Airlines is 65% cheaper than the other options available to this destination.

What are the cheapest airlines to fly from Sioux City to Denver one-way?

To fly one-way, consider booking your trip with United Airlines, which is currently one of the cheapest options available, starting at $63. United Airlines is not the only option available. At the moment, American Airlines is another option, for $124.

Alternative routes for Sioux City to Denver

Destination information for Denver

Flight duration
1h 46m
Average temperature for March in Denver
55.4 °F
Avg rainfall for March in Denver
0.9 ″

Airports servicing Sioux City

Airports servicing Denver

Hourly flight availability from Sioux City to Denver

Afternoon Noon to 6 PM 100% of SUX to DEN departures
Early morning Midnight to 6 AM 0% of SUX to DEN departures
Morning 6 AM to noon 0% of SUX to DEN departures
Evening 6 PM to midnight 0% of SUX to DEN departures
Midnight
6 AM
Noon
6 PM
Weekly flight availability
from Sioux City to Denver
Sunday
1 daily flight
Monday
1 daily flight
Tuesday
1 daily flight
Wednesday
1 daily flight
Thursday
1 daily flight
Friday
1 daily flight
Saturday
1 daily flight
Home North America USA Colorado Denver Cheap flights from Sioux City to Denver