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Sioux City

$168+ Cheap flights from Sioux City

SUX — ORD
Oct 5 — Oct 121
Mon 10/5
Mon 10/12
1 adult, Economy
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Find flights from Sioux City within your budget

 

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

Sioux CityDenver

SUX Sioux City Sioux Gateway - DEN Denver Intl

SUXDEN

Sioux City Sioux Gateway

Tue 9/29

6:58 pm-7:52 pm

Nonstop1h 54m

Denver Intl

Wed 12/31

12:00 am-1:00 am

Nonstop0h 00m

$168

Sioux CityChicago

SUX Sioux City Sioux Gateway - ORD Chicago O'Hare Intl

SUXORD

Sioux City Sioux Gateway

Thu 11/5

6:00 am-7:59 am

Nonstop1h 59m

Chicago O'Hare Intl

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$176

Sioux CityChicago

SUX Sioux City Sioux Gateway - ORD Chicago O'Hare Intl

SUXORD

Sioux City Sioux Gateway

Sun 9/20

8:05 am-9:59 am

Nonstop1h 54m

Chicago O'Hare Intl

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$176

Sioux CityDenver

SUX Sioux City Sioux Gateway - DEN Denver Intl

SUXDEN

Sioux City Sioux Gateway

Sun 10/11

6:58 pm-7:52 pm

Nonstop1h 54m

Denver Intl

Wed 12/31

12:00 am-1:00 am

Nonstop0h 00m

$188

Sioux CityDenver

SUX Sioux City Sioux Gateway - DEN Denver Intl

SUXDEN

Sioux City Sioux Gateway

Tue 9/15

6:35 pm-7:29 pm

Nonstop1h 54m

Denver Intl

Wed 12/31

12:00 am-1:00 am

Nonstop0h 00m

$218

Sioux CityDenver

SUX Sioux City Sioux Gateway - DEN Denver Intl

SUXDEN

Sioux City Sioux Gateway

Mon 10/5

6:58 pm-7:52 pm

Nonstop1h 54m

Denver Intl

Mon 10/12

9:05 pm-11:43 pm

Nonstop1h 38m

$234

Sioux CitySanta Ana

SUX Sioux City Sioux Gateway - SNA Santa Ana J. Wayne/Orange Cnty

SUXSNA

Sioux City Sioux Gateway

Mon 9/14

6:35 pm-10:17 pm

1 stop5h 42m

Santa Ana J. Wayne/Orange Cnty

Wed 12/31

12:00 am-2:00 am

Nonstop0h 00m

$255

Sioux CityChicago

SUX Sioux City Sioux Gateway - ORD Chicago O'Hare Intl

SUXORD

Sioux City Sioux Gateway

Sat 1/30

9:03 am-10:55 am

Nonstop1h 52m

Chicago O'Hare Intl

Wed 2/3

4:00 pm-5:54 pm

Nonstop1h 54m

$264

Sioux CityChicago

SUX Sioux City Sioux Gateway - ORD Chicago O'Hare Intl

SUXORD

Sioux City Sioux Gateway

Sat 9/12

9:05 am-10:59 am

Nonstop1h 54m

Chicago O'Hare Intl

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$266

Sioux CityChicago

SUX Sioux City Sioux Gateway - ORD Chicago O'Hare Intl

SUXORD

Sioux City Sioux Gateway

Sat 10/10

8:35 am-10:29 am

Nonstop1h 54m

Chicago O'Hare Intl

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$266

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/1

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Compare providers for flights from Sioux City

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Sioux City in September
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: Among all the travel providers offering deals on flights from Sioux City, FlightHub has been found to have the most accurate pricing. Users can find the same prices on deals on Cheapflights as FlightHub about >95% of the time. This is based on searches for flights from Sioux City made on Cheapflights over the past month and is updated monthly.
  • Most trusted provider: In terms of trustworthiness, Cheapflights users rate FlightHub the highest out of those offering flight deals from Sioux City. FlightHub has a user feedback rating of 3 out of 3 stars (3 being the best) and has received the most positive sentiment from Cheapflights users searching for flights from Sioux City. This info is gathered from Cheapflights searches over the past month.

Best time to book a flight from Sioux City

Have a flexible travel schedule? Discover the best time to fly from Sioux City with our price prediction graph.
Estimated round-trip price

Travel insights for flights from Sioux City

Get recent, data-driven insights about flights from Sioux City including ideal travel times, pricing trends, and more.

Which airlines fly from Sioux City?

For flights departing from Sioux City check dates and pricing for the following: United Airlines. This airline departs to the following popular destinations: Chicago.

United Airlines
United Airlines
From $204
ANA
ANA
From $1,497

What are popular destinations to fly to from Sioux City?

Some of the most frequent flights departing from Sioux City everyday are: Chicago (10 flights per day), Dodge City (5 flights per day), and Denver (5 flights per day).

Denver Intl
Denver Intl
From $162
Chicago
Chicago
From $283

What is the cheapest place to fly to from Sioux City?

The cheapest city to fly to from Sioux City is Denver Intl, with prices starting at $162. Explore other affordable destinations below.

Denver Intl
Denver Intl
From $162
Chicago
Chicago
From $283

Airline reviews for flights from Sioux City

Peruse reviews from past customers who have flown United Airlines from Sioux City to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
10,171 reviews

Food

6.6

Comfort

7.3

Entertainment

7.1

Overall

7.4

Boarding

7.7

Crew

8.1

Reviews

1 / 20
4.0
Okay

Chris,Aug 2026

MIA - ORD

Had to go through TSA again, already purchased bottle drink. TSA would not let through, United changed gates last minute. This experience bad for everyone. Staff rude, not our fault. Staff from Chicago to Wichita excellent!
United Airlines
7.4
Good
10,171 reviews
United Airlines
7.4
Good
10,171 reviews

Food

6.6

Comfort

7.3

Entertainment

7.1

Overall

7.4

Boarding

7.7

Crew

8.1

Reviews

1 / 20
4.0
Okay

Chris,Aug 2026

MIA - ORD

Had to go through TSA again, already purchased bottle drink. TSA would not let through, United changed gates last minute. This experience bad for everyone. Staff rude, not our fault. Staff from Chicago to Wichita excellent!

Browse thousands of different options on Cheapflights for your next trip

Related info for your journey

  • What is the cheapest flight from Sioux City to anywhere?

    Users have flown out of Sioux City for as low as $162 to Denver (prices may vary depending on the airline and departure time). On average, users have booked flights for $1,537 to fly from Sioux City.

  • What is the cheapest premium economy flight from Sioux City?

    Options for some of the cheapest premium economy flights from Sioux City we have found on Cheapflights are as follows:
    Fly from Sioux City Sioux Gateway to Chicago O'Hare Intl Airport starting at $2,671

  • What is the cheapest first class flight from Sioux City?

    If you’re looking for a cheap first-class flight from Sioux City, consider Denver. Prices start at $773 so you can fly first-class even on a budget.

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