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Latest Flight Deals from Denver to Sioux City

Book one-way or return flights from Denver to Sioux City from as little as NZD 168. Choose from the popular airlines below and book your flight today!

  • One way
  • Round-trip
      • DEN08:30
        1h 35m
        Direct
        SUX11:05
        Sun, Jun 16|Denver - Sioux City|United Airlines
        NZD 168NZD 267
        37% OFF
        37% OFF
        NZD 267NZD 168
      • DEN08:15
        1h 34m
        Direct
        SUX10:49
        Sun, May 5|Denver - Sioux City|United Airlines
        NZD 172NZD 267
        36% OFF
        36% OFF
        NZD 267NZD 172
      • DEN15:40
        1h 34m
        Direct
        SUX18:14
        Sat, May 4|Denver - Sioux City|United Airlines
        NZD 172NZD 267
        36% OFF
        36% OFF
        NZD 267NZD 172
      • DEN15:47
        1h 39m
        Direct
        SUX18:26
        Sat, Jun 1|Denver - Sioux City|United Airlines
        NZD 173
        NZD 173
      • DEN15:40
        1h 34m
        Direct
        SUX18:14
        Wed, May 22|Denver - Sioux City|United Airlines
        NZD 173
        NZD 173
      • DEN15:40
        1h 34m
        Direct
        SUX18:14
        Fri, May 17|Denver - Sioux City|United Airlines
        NZD 191
        NZD 191
      • DEN15:40
        1h 34m
        Direct
        SUX18:14
        Wed, May 15|Denver - Sioux City|United Airlines
        NZD 192
        NZD 192
      • DEN15:47
        1h 39m
        Direct
        SUX18:26
        Sat, Jun 15|Denver - Sioux City|United Airlines
        NZD 192
        NZD 192
      • DEN15:47
        1h 39m
        Direct
        SUX18:26
        Sun, Jun 2|Denver - Sioux City|United Airlines
        NZD 193
        NZD 193
      • DEN15:40
        1h 39m
        Direct
        SUX18:19
        Sat, Jun 8|Denver - Sioux City|United Airlines
        NZD 248
        NZD 248
      • DEN13:00
        3h 5m
        Direct
        SUX14:00
        Fri, May 10|Denver - Sioux City|United Airlines
        Find More Flights
        Find More Flights

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Searching for the best last minute flight from Denver to Sioux City? Find one-way or return flights that are affordable and fit your itinerary.

Trip.com monitors the ticket fares of flights from Denver to Sioux City. Stay updated on price trends and snag the best deals for your upcoming trip.

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.
Airlines Flying from Denver to Sioux City

View airlines operating flights from Denver to Sioux City. Compare prices, find the option that best suits your travel needs, and enjoy a comfortable journey with a trusted airline.

United Airlines
From NZD 168
Frontier Airlines
From NZD 351
Southwest Airlines
From NZD 454
Delta Air Lines
From NZD 735
American Airlines
From NZD 802
ANA airlines

Find more flights and airlines

Alternative Routes from Denver to Sioux City

Discover different routes, airlines, and transfers and find the best alternative flights for your journey from Denver to Sioux City.

  • Cheapest
    United Airlines
    DEN
    08:30
    1h 35m
    Direct
    SUX
    11:05
    Denver International Airport - Sioux Gateway Airport
    Sun, Jun 16United Airlines
    NZD 168
  • United Airlines
    DEN
    08:30
    1h 35m
    Direct
    SUX
    11:05
    Denver International Airport - Sioux Gateway Airport
    Sun, Jun 16United Airlines
    NZD 168
    Find More Flights

How do I find the cheapest flights?

  • When are flight tickets from Denver (DEN) to Sioux City (SUX) the cheapest?

    Airlines adjust prices for flights from Denver to Sioux City based on the departure date and time of your selection. By analyzing data from all airlines, we've discovered that on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.

  • How much do flights from Denver (DEN) to Sioux City (SUX) cost?

    According to Trip.com's data, the lowest price is around NZD 456.

  • How long does it take to fly from Denver (DEN) to Sioux City (SUX) and what is the distance?

    It takes around 1 hour 34 minutes to fly from Denver (DEN) to Sioux City (SUX).

  • What is the transportation method from the main airport to downtown in Sioux City?

    • The distance from Sioux Gateway Airport to downtown is about 11km. It takes about 30 minutes by taxi.

  • What are the most popular airlines that fly from Denver (DEN) to Sioux City (SUX)?

    Airlines with flights from Denver (DEN) to Sioux City (SUX): United Airlines.

How to find a cheap flight from Denver to Sioux City

Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from Denver to Sioux City. Book your flights at the right time and save more.
1
Book Early
Once prices are gone, they're gone. Lock in deals while you can!
2
Compare Flight Prices
Compare prices on travel agency and airline websites.
3
Look Out for Deals
Check airline and travel agency websites for latest flight deals
4
Check One-way Fares
Buying two cheap one-way flights can sometimes be a better deal than a round-trip.
5
Try Different Dates
Flying during the week, early in the morning, or late at night can help save money.
6
Use the Trip.com App
Save up to £10 per person when booking your flights on Trip.com
Flight Information from Denver to Sioux City

Cheapest nonstop flight price

NZD 168

Cheapest round-trip ticket price

NZD 339

Off-season for travel

April

Peak season for travel

November

Flight distance

748.46km

Average flight time

1 hour 34 minutes

Popular airline

United Airlines

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