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

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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 2021: compare Sioux City to Denver flight prices with the expected peak season, weather and rainfall in Denver.
What is the cheapest month to fly from Sioux City to Denver?

Our data shows that April tends to be the cheapest month to fly to Denver from Sioux City. Users have commonly found prices around $368 for the month, but tickets can be as low as $244. Due to multiple factors, prepare for potentially higher prices in March.

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

Friday 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.

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 5% on airfare.

Cheap flights from Sioux City to Denver in October, November 2021

The best prices found for SUX to DEN flights for October, November
11 Nov - 14 Nov
$242pp
SUX
Sioux City Sioux Gateway
United Airlines
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
United Airlines
Non-Stop
SUX
Sioux City Sioux Gateway
3 Nov - 5 Nov
$253pp
SUX
Sioux City Sioux Gateway
United Airlines
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
United Airlines
Non-Stop
SUX
Sioux City Sioux Gateway
18 Nov - 21 Nov
$261pp
SUX
Sioux City Sioux Gateway
United Airlines
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
United Airlines
Non-Stop
SUX
Sioux City Sioux Gateway

Sioux City Sioux Gateway to Denver 2021 flight deals

Cheap flights to Denver from Sioux City found for this year
2 Dec - 5 Dec
$199pp
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 Dec - 5 Dec
$242pp
SUX
Sioux City Sioux Gateway
United Airlines
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
United Airlines
Non-Stop
SUX
Sioux City Sioux Gateway
3 Dec - 6 Dec
$250pp
SUX
Sioux City Sioux Gateway
United Airlines
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
United Airlines
   
2 STOPS
SUX
Sioux City Sioux Gateway

Non-stop flights to Denver from Sioux City

Save time with Sioux City to Denver direct flight deals
2 Dec - 5 Dec
$199pp
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 Dec - 5 Dec
$242pp
SUX
Sioux City Sioux Gateway
United Airlines
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
United Airlines
Non-Stop
SUX
Sioux City Sioux Gateway
3 Nov - 5 Nov
$253pp
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

Late deals on round-trip flights to Denver from Sioux City, departing today and this week
29 Oct - 3 Nov
$272pp
SUX
Sioux City Sioux Gateway
United Airlines
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
United Airlines
Non-Stop
SUX
Sioux City Sioux Gateway
28 Oct - 31 Oct
$304pp
SUX
Sioux City Sioux Gateway
United Airlines
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
United Airlines
Non-Stop
SUX
Sioux City Sioux Gateway
29 Oct - 3 Nov
$350pp
SUX
Sioux City Sioux Gateway
United Airlines
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
United Airlines
 
1 STOP
SUX
Sioux City Sioux Gateway

One-way flights to Denver Intl from Sioux City

The cheapest one-way flights from Sioux City to Denver
6:45 am - 7:45 am
United Airlines
Nonstop
2h 00m
SUX - DEN
United Airlines
$100
United
6:40 am - 7:45 am
United Airlines
Nonstop
2h 05m
SUX - DEN
United Airlines
$162
United
3:00 am - 11:15 am
United Airlines
1 Stop
9h 15m
SUX - DEN
United Airlines
$199
United

Related info for your journey

Useful info, stats and facts about <span class="emphasized">Sioux City</span> to <span class="emphasized">Denver</span> flights.

Flight FAQs

From Sioux City to Denver

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 41m for a nonstop flight. You can also purchase a plane ticket from 1 airline when you book a flight from Sioux Gateway to Denver.

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 $199, but on average you can expect to pay $285.

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

Cheapflights has at least 12 direct flights from Sioux City to Denver under $200. A good price for a nonstop flight from Sioux City to Denver is less than $361.

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

There are currently 11+ open flights from Sioux City to Denver within the next 7 days for less than $300.

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 45% cheaper than the other options available to this destination.

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 $299, our data indicates the cheapest price to be $248. The most popular route (Sioux City Sioux Gateway - Denver Intl), is priced around $199.

COVID Restrictions

View COVID Travel Restrictions for Denver, CO

Do I need a COVID test to fly to Denver from Sioux City?

Information is based on travel restrictions for travel to Denver Intl within the United States

Most visitors from Sioux City Sioux Gateway need to provide a negative COVID-19 test result and/or quarantine to enter Denver Intl.

COVID-19 testing requirements
Visitors from Sioux City Sioux Gateway must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to Denver Intl.

Quarantine requirements
Visitors from Sioux City Sioux Gateway are not required to quarantine after entering Denver Intl.

Do I need a test to fly back to Sioux City from Denver?

Returning to Sioux City Sioux Gateway from Denver Intl

COVID-19 testing requirements
Visitors from Denver Intl must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to Sioux City Sioux Gateway.

Quarantine requirements
Visitors from Denver Intl are not required to quarantine after entering Sioux City Sioux Gateway.

Hide COVID Travel Restrictions for Denver, CO

Alternative routes for Sioux City to Denver

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

Destination information for Denver

Things to know before you go - useful duration and weather info for your trip from Sioux City to Denver.
Flight duration from SUX to DEN
1h 48m
Average temperature for October in Denver
66.2 °F
Avg rainfall for October in Denver
0.9 ″

Airports servicing Sioux City

Airports servicing Denver

Hourly flight availability from Sioux City to Denver

See what time of day planes typically take off from Sioux City towards Denver.
Morning 6 AM to noon 100% of SUX to DEN departures
Early morning Midnight to 6 AM 0% of SUX to DEN departures
Afternoon Noon to 6 PM 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
See how many times per day planes take to the skies headed 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
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