Trip.com
>
Flights
>
Flights to United States
>
Flights to Colorado
>
Flights to Denver
>
Sioux City to Denver flight
>
Sioux Gateway Airport to Denver International Airport flight

Explore the cheapest one-way and round-trip flights from Sioux Gateway Airport to Denver International Airport over the next 90 days, with one-way fares from $187 and round-trip from $257. Based on Trip.com's latest 7-day flight data.

      • Cheapest nonstop
        SUX 6:58 PM
        1h 54m
        Nonstop
        DEN 7:52 PM
        Sioux City - Denver | Sat, Oct 10 | United Airlines
        DEN 9:05 PM
        1h 38m
        Nonstop
        SUX 11:43 PM
        Denver - Sioux City | Sat, Oct 17 | United Airlines
        $257 $388
        34% off
        34% off
        $388 $257
      • SUX 6:58 PM
        1h 54m
        Nonstop
        DEN 7:52 PM
        Sioux City - Denver | Thu, Oct 15 | United Airlines
        DEN 9:05 PM
        1h 38m
        Nonstop
        SUX 11:43 PM
        Denver - Sioux City | Thu, Oct 22 | United Airlines
        $257 $388
        34% off
        34% off
        $388 $257
      • SUX 6:58 PM
        1h 54m
        Nonstop
        DEN 7:52 PM
        Sioux City - Denver | Tue, Oct 13 | United Airlines
        DEN 9:05 PM
        1h 38m
        Nonstop
        SUX 11:43 PM
        Denver - Sioux City | Tue, Oct 20 | United Airlines
        $257 $388
        34% off
        34% off
        $388 $257
      • SUX 6:58 PM
        1h 54m
        Nonstop
        DEN 7:52 PM
        Sioux City - Denver | Sat, Oct 17 | United Airlines
        DEN 9:05 PM
        1h 38m
        Nonstop
        SUX 11:43 PM
        Denver - Sioux City | Fri, Oct 23 | United Airlines
        $266
        31% off
        $388 $266
      • SUX 6:58 PM
        1h 54m
        Nonstop
        DEN 7:52 PM
        Sioux City - Denver | Fri, Oct 9 | United Airlines
        DEN 9:05 PM
        1h 38m
        Nonstop
        SUX 11:43 PM
        Denver - Sioux City | Fri, Oct 16 | United Airlines
        $267
        31% off
        $388 $267
      • SUX 6:45 PM
        1h 56m
        Nonstop
        DEN 7:41 PM
        Sioux City - Denver | Wed, Nov 4 | United Airlines
        DEN 9:05 PM
        1h 38m
        Nonstop
        SUX 11:43 PM
        Denver - Sioux City | Wed, Nov 11 | United Airlines
        $267
        31% off
        $388 $267
      • SUX 6:58 PM
        1h 54m
        Nonstop
        DEN 7:52 PM
        Sioux City - Denver | Thu, Oct 22 | United Airlines
        DEN 9:05 PM
        1h 38m
        Nonstop
        SUX 11:43 PM
        Denver - Sioux City | Thu, Oct 29 | United Airlines
        $270
        30% off
        $388 $270
      • SUX 6:58 PM
        1h 54m
        Nonstop
        DEN 7:52 PM
        Sioux City - Denver | Thu, Oct 8 | United Airlines
        DEN 9:05 PM
        1h 38m
        Nonstop
        SUX 11:43 PM
        Denver - Sioux City | Wed, Oct 14 | United Airlines
        $272
        30% off
        $388 $272
      • SUX 6:45 PM
        1h 56m
        Nonstop
        DEN 7:41 PM
        Sioux City - Denver | Sat, Nov 7 | United Airlines
        DEN 9:05 PM
        1h 38m
        Nonstop
        SUX 11:43 PM
        Denver - Sioux City | Mon, Nov 9 | United Airlines
        $273
        30% off
        $388 $273
      • SUX 6:45 PM
        1h 56m
        Nonstop
        DEN 7:41 PM
        Sioux City - Denver | Thu, Nov 12 | United Airlines
        DEN 9:05 PM
        1h 38m
        Nonstop
        SUX 11:43 PM
        Denver - Sioux City | Mon, Nov 16 | United Airlines
        $273
        30% off
        $388 $273
      • SUX 6:58 PM
        1h 54m
        Nonstop
        DEN 7:52 PM
        Sioux City - Denver | Sun, Oct 11 | United Airlines
        DEN 9:05 PM
        1h 38m
        Nonstop
        SUX 11:43 PM
        Denver - Sioux City | Tue, Oct 13 | United Airlines
        $274
        28% off
        $388 $274
      • SUX 6:45 PM
        1h 56m
        Nonstop
        DEN 7:41 PM
        Sioux City - Denver | Thu, Nov 26 | United Airlines
        DEN 9:05 PM
        1h 38m
        Nonstop
        SUX 11:43 PM
        Denver - Sioux City | Sat, Nov 28 | United Airlines
        $283
        27% off
        $388 $283
      • SUX 1:00 PM
        17h 25m
        1 stop
        DEN 2:00 PM
        Sioux City - Denver | Fri, Oct 9 | Normal Airline
        DEN 3:00 PM
        6h
        Nonstop
        SUX 4:00 PM
        Denver - Sioux City | Sun, Oct 11 | Normal Airline
        Find more flights
        Find more flights
      • Cheapest nonstop
        SUX 6:58 PM
        1h 54m
        Nonstop
        DEN 7:52 PM
        Sioux City - Denver | Sun, Oct 18 | United Airlines
        $187 $527
        65% off
        65% off
        $527 $187
      • SUX 6:58 PM
        1h 54m
        Nonstop
        DEN 7:52 PM
        Sioux City - Denver | Wed, Oct 14 | United Airlines
        $190 $527
        64% off
        64% off
        $527 $190
      • SUX 6:58 PM
        1h 54m
        Nonstop
        DEN 7:52 PM
        Sioux City - Denver | Thu, Oct 8 | United Airlines
        $190 $527
        64% off
        64% off
        $527 $190
      • SUX 6:58 PM
        1h 54m
        Nonstop
        DEN 7:52 PM
        Sioux City - Denver | Sun, Oct 11 | United Airlines
        $190
        64% off
        $527 $190
      • SUX 6:58 PM
        1h 54m
        Nonstop
        DEN 7:52 PM
        Sioux City - Denver | Thu, Oct 15 | United Airlines
        $190
        64% off
        $527 $190
      • SUX 6:58 PM
        1h 54m
        Nonstop
        DEN 7:52 PM
        Sioux City - Denver | Sat, Oct 17 | United Airlines
        $207
        61% off
        $527 $207
      • SUX 6:45 PM
        1h 56m
        Nonstop
        DEN 7:41 PM
        Sioux City - Denver | Sun, Nov 1 | United Airlines
        $210
        60% off
        $527 $210
      • SUX 6:58 PM
        1h 54m
        Nonstop
        DEN 7:52 PM
        Sioux City - Denver | Fri, Oct 23 | United Airlines
        $210
        60% off
        $527 $210
      • SUX 6:58 PM
        1h 54m
        Nonstop
        DEN 7:52 PM
        Sioux City - Denver | Fri, Oct 9 | United Airlines
        $227
        56% off
        $527 $227
      • SUX 6:58 PM
        1h 54m
        Nonstop
        DEN 7:52 PM
        Sioux City - Denver | Sat, Oct 10 | United Airlines
        $234
        56% off
        $527 $234
      • SUX 6:58 PM
        1h 54m
        Nonstop
        DEN 7:52 PM
        Sioux City - Denver | Fri, Oct 16 | United Airlines
        $373
        28% off
        $527 $373
      • SUX 6:45 PM
        1h 56m
        Nonstop
        DEN 7:41 PM
        Sioux City - Denver | Mon, Nov 30 | United Airlines
        $384
        27% off
        $527 $384
      • SUX 1:00 PM
        17h 25m
        1 stop
        DEN 2:00 PM
        Sioux City - Denver | Fri, Oct 9 | Normal Airline
        Find more flights
        Find more flights

Displayed flight fares from Sioux Gateway Airport to Denver International Airport are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Which airline offers the cheapest flights from Sioux Gateway Airport to Denver International Airport?

The cheapest airline flying from Sioux Gateway Airport to Denver International Airport is United Airlines (from $187) among 1 carriers operating this route. Based on Trip.com's latest 7-day flight data.

United Airlines
From $187

Find more flights and airlines

What is the flight schedule from Sioux Gateway Airport to Denver International Airport?

Check the schedule for flights from Sioux City to Denver and find the flight that best matches your travel plans.

Flight info.
Departure
Arrival
Weekly Schedule

  1. UA5101

    Sioux Gateway Airport

    6:58 PM

    SUX

    1h 54m

    7:52 PM

    DEN

    S M T W T F S
    Search
Find more flights and airlines

About Sioux Gateway Airport and Denver International Airport

Learn about Sioux Gateway Airport (SUX) and Denver International Airport (DEN) — including location, terminals, transportation, and travel tips.

Flight distance 750.38 km
Cheapest one-way ticket price $187
Cheapest return ticket price $257

FAQs for Sioux Gateway Airport to Denver International Airport Flights

  • How long is the flight from Sioux Gateway Airport to Denver International Airport?

    Sioux Gateway Airport to Denver International Airport takes about 1 hour 24 minutes on average. Actual flight time may vary depending on route, weather and air traffic.
  • There are around 1 daily flights from Sioux Gateway Airport (SUX) to Denver International Airport (DEN).
  • The earliest flight from Sioux Gateway Airport to Denver International Airport departs at 18:35, and the last departs at 18:58, with about 2 flights per day. Flight times may change, so please check the latest departure and arrival times before you travel.
  • The route from Sioux Gateway Airport (SUX) to Denver International Airport (DEN) is quite popular. Without considering departure times or holidays, tickets cost around $272 in October, the most expensive month to book this route.
  • The earliest flight departs from Sioux Gateway Airport (SUX) at 05:52 and arrives in Denver International Airport (DEN) at 07:05.
  • United Airlines is a very popular airline operating an average of 1 flights per month.
  • One-way flights from Sioux Gateway Airport to Denver International Airport currently start from $187, and round-trip fares start from $257. The current lowest fare is a United Airlines flight departing on Sun, Oct 18; prices may vary depending on availability.
  • Yes. United Airlines operate direct flights from Sioux Gateway Airport to Denver International Airport, with an average flight time of 1 hour 22 minutes, and around 7 weekly flights. Actual flight frequency may vary by season.
  • Based on Trip.com flight data for departures within the next 30 days with at most one stop, the average one-way price from Sioux Gateway Airport to Denver International Airport is $205. Prices may vary depending on the departure date, airline, and availability.
  • Sioux Gateway Airport to Denver International Airport operates around 7 weekly flights, mainly by United Airlines. Actual frequency may vary during holidays and seasonal schedule adjustments.
  • Enter Sioux Gateway Airport and Denver International Airport, select your departure date and number of passengers, then compare flights by price, flight duration, and baggage allowance. Once you've chosen a fare, review the change and refund rules, fill in passenger details, and pay to receive your booking confirmation.

Popular Destinations

Note: Prices shown on this page are estimated lowest price and include all taxes and fees found in the last 24 hours.

Book with no extra fees

Prices displayed in this page are all-inclusive prices (incl. taxes, fuel surcharge, civil aviation development fund, etc) with all fees confirmed before payment. Fees for luggage, meals, WLAN, or other additional services are also included as shown in the flight cards.

Real-time pricing updates

Prices, availability, and travel information on this page were updated within last 24 hours—even in real-time. The more popular the route, the more precise the data.

Change & Cancellation Policy

Trip.com displays flight cancellation and change policies for each flight ticket during the booking process, including fees and applicable conditions. Please check the following scenarios:
Voluntary cancellation/change:
To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy.
Cancellation/change due to a flight schedule change:
If the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.