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 2022: compare Sioux City to Denver flight prices with the expected peak season, weather and rainfall in Denver.
What is the cheapest day to fly round-trip from Sioux City to Denver?

Tuesday 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 in the morning tend to be the most expensive. A flight in the afternoon could potentially save you up to 24% on airfare.

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.

Cheap flights from Sioux City to Denver in May, June 2022

The best prices found for SUX to DEN flights for May, June
23 Jun - 26 Jun
$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
27 May - 30 May
$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
20 May - 22 May
$323pp
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 2022 flight deals

Cheap flights to Denver from Sioux City found for this year
18 Nov - 22 Nov
$210pp
SUX
Sioux City Sioux Gateway
United Airlines
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
United Airlines
Non-Stop
SUX
Sioux City Sioux Gateway
23 Jun - 26 Jun
$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
27 May - 30 May
$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

Non-stop flights to Denver from Sioux City

Save time with Sioux City to Denver direct flight deals
23 Jun - 26 Jun
$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
2 Jun - 6 Jun
$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
10 Jun - 12 Jun
$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

Last minute flights from Sioux City to Denver

Late deals on round-trip flights to Denver from Sioux City, departing today and this week
26 May - 28 May
$1,033pp
SUX
Sioux City Sioux Gateway
United Airlines
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
United Airlines
   
2 STOPS
SUX
Sioux City Sioux Gateway
26 May - 28 May
$1,079pp
SUX
Sioux City Sioux Gateway
United Airlines
   
2 STOPS
DEN
Denver Intl
DEN
Denver Intl
United Airlines
   
2 STOPS
SUX
Sioux City Sioux Gateway
26 May - 28 May
$1,096pp
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
8:11 am - 9:04 am
United Airlines
Nonstop
1h 53m
SUX - DEN
United Airlines
$111
United
3:30 am - 10:40 am
United Airlines
1 Stop
8h 10m
SUX - DEN
United Airlines
$512
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

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.

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

Cheapflights has at least 6 direct flights from Sioux City to Denver under $300. A good price for a nonstop flight from Sioux City to Denver is less than $326.

Are there last-minute flights available from Sioux City to Denver for under $1,100?

There are currently 4+ open flights from Sioux City to Denver within the next 7 days for less than $1,100.

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 $180, our data indicates the cheapest price to be $99. The most popular route (Sioux City Sioux Gateway - Denver Intl), is priced around $210.

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.

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 1 day for RT-PCR (NAAT) and 1 day for Antigen (quick-test) 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 1 day for RT-PCR (NAAT) and 1 day for Antigen (quick-test) 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.
Average temperature for May in Denver
73.4 °F
Avg rainfall for May in Denver
1.9 ″

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
0 flights
Wednesday
1 daily flight
Thursday
1 daily flight
Friday
1 daily flight
Saturday
0 flights
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