Cheap flights from Sioux City (SUX) from $168

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Fly to

Route

Depart

Return

Price

Cheapest one-way

Quickest one-way

Sioux CityDenver

SUX Sioux City Sioux Gateway - DEN Denver Intl

SUXDEN

Sioux City Sioux Gateway

Fri 9/18

6:35 pm-7:29 pm

Nonstop1h 54m

$168

Sioux CityDenver

SUX Sioux City Sioux Gateway - DEN Denver Intl

SUXDEN

Sioux City Sioux Gateway

Tue 10/6

6:58 pm-7:52 pm

Nonstop1h 54m

$168

Sioux CityDenver

SUX Sioux City Sioux Gateway - DEN Denver Intl

SUXDEN

Sioux City Sioux Gateway

Mon 9/7

11:30 am-12:24 pm

Nonstop1h 54m

$168

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

$168

Sioux CityChicago

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

SUXORD

Sioux City Sioux Gateway

Mon 9/21

8:05 am-9:59 am

Nonstop1h 54m

$176

Sioux CityLas Vegas

SUX Sioux City Sioux Gateway - LAS Las Vegas Harry Reid Intl

SUXLAS

Sioux City Sioux Gateway

Mon 10/5

6:58 pm-9:59 pm

1 stop5h 01m

$178

Sioux CityDenver

SUX Sioux City Sioux Gateway - DEN Denver Intl

SUXDEN

Sioux City Sioux Gateway

Mon 8/31

6:43 pm-7:37 pm

Nonstop1h 54m

$218

Sioux CityDenver

SUX Sioux City Sioux Gateway - DEN Denver Intl

SUXDEN

Sioux City Sioux Gateway

Sun 10/4

6:58 pm-7:52 pm

Nonstop1h 54m

$268

Sioux CityPhoenix

SUX Sioux City Sioux Gateway - PHX Phoenix Sky Harbor Intl

SUXPHX

Sioux City Sioux Gateway

Sat 12/19

6:46 pm-10:45 pm

1 stop4h 59m

$271

Sioux CityDenver

SUX Sioux City Sioux Gateway - DEN Denver Intl

SUXDEN

Sioux City Sioux Gateway

Tue 10/6

8:35 am-10:30 am

2 stops26h 55m

$282

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

Where can I directly fly to from Sioux City?

Currently, destinations can be reached directly via flights from Sioux City.

Find the cheapest flights from Sioux City

One-way

Last minute

International

Domestic

Cheap one-way flights from Sioux City

Enter your travel dates to find the best prices.

6:35 pm - 7:29 pmSUX Sioux City Sioux Gateway-DEN Denver Intl

1h 54mnonstop

$168United Airlines

Fri, Sep 18

6:58 pm - 7:52 pmSUX Sioux City Sioux Gateway-DEN Denver Intl

1h 54mnonstop

$168United Airlines

Tue, Oct 6

11:30 am - 12:24 pmSUX Sioux City Sioux Gateway-DEN Denver Intl

1h 54mnonstop

$168United Airlines

Mon, Sep 7

6:58 pm - 7:52 pmSUX Sioux City Sioux Gateway-DEN Denver Intl

1h 54mnonstop

$168United Airlines

Mon, Oct 5

8:05 am - 9:59 amSUX Sioux City Sioux Gateway-ORD Chicago O'Hare Intl

1h 54mnonstop

$176United Airlines

Mon, Sep 21

6:58 pm - 9:59 pmSUX Sioux City Sioux Gateway-LAS Las Vegas Harry Reid Intl

5h 01m1 stop Denver Intl

$178United Airlines

Mon, Oct 5

6:43 pm - 7:37 pmSUX Sioux City Sioux Gateway-DEN Denver Intl

1h 54mnonstop

$218United Airlines

Mon, Aug 31

6:58 pm - 7:52 pmSUX Sioux City Sioux Gateway-DEN Denver Intl

1h 54mnonstop

$268United Airlines

Sun, Oct 4

6:46 pm - 10:45 pmSUX Sioux City Sioux Gateway-PHX Phoenix Sky Harbor Intl

4h 59m1 stop Denver Intl

$271United Airlines

Sat, Dec 19

8:35 am - 10:30 amSUX Sioux City Sioux Gateway-DEN Denver Intl

26h 55m2 stops Chicago O'Hare Intl Lambert-St Louis

$282United Airlines

Tue, Oct 6

Last-minute flight deals from Sioux City

Enter your travel dates to find the best prices.

11:30 am - 9:38 pmSUX Sioux City Sioux Gateway-DFW Dallas/Fort Worth

10h 08m2 stops Denver Intl Houston George Bush Intcntl

11:50 am - 5:53 pmDFW Dallas/Fort Worth-SUX Sioux City Sioux Gateway

6h 03m1 stop Chicago O'Hare Intl

$399United Airlines

Wed, Aug 26 - Sat, Aug 29

8:10 am - 7:57 pmSUX Sioux City Sioux Gateway-DFW Dallas/Fort Worth

11h 47m2 stops Chicago O'Hare Intl Houston George Bush Intcntl

10:24 am - 5:53 pmDFW Dallas/Fort Worth-SUX Sioux City Sioux Gateway

7h 29m1 stop Chicago O'Hare Intl

$399United Airlines

Thu, Aug 27 - Sat, Aug 29

11:30 am - 9:38 pmSUX Sioux City Sioux Gateway-DFW Dallas/Fort Worth

10h 08m2 stops Denver Intl Houston George Bush Intcntl

7:00 am - 5:53 pmDFW Dallas/Fort Worth-SUX Sioux City Sioux Gateway

10h 53m2 stops Houston George Bush Intcntl Chicago O'Hare Intl

$409United Airlines

Wed, Aug 26 - Sat, Aug 29

8:10 am - 5:51 pmSUX Sioux City Sioux Gateway-DFW Dallas/Fort Worth

9h 41m2 stops Chicago O'Hare Intl Houston George Bush Intcntl

7:00 am - 5:53 pmDFW Dallas/Fort Worth-SUX Sioux City Sioux Gateway

10h 53m2 stops Houston George Bush Intcntl Chicago O'Hare Intl

$409United Airlines

Thu, Aug 27 - Sat, Aug 29

11:30 am - 12:24 pmSUX Sioux City Sioux Gateway-DEN Denver Intl

1h 54mnonstop

9:05 pm - 11:43 pmDEN Denver Intl-SUX Sioux City Sioux Gateway

1h 38mnonstop

$480United Airlines

Wed, Aug 26 - Sun, Aug 30

11:30 am - 12:24 pmSUX Sioux City Sioux Gateway-DEN Denver Intl

1h 54mnonstop

8:15 am - 10:55 amDEN Denver Intl-SUX Sioux City Sioux Gateway

1h 40mnonstop

$530United Airlines

Tue, Aug 25 - Thu, Aug 27

9:05 am - 10:59 amSUX Sioux City Sioux Gateway-ORD Chicago O'Hare Intl

1h 54mnonstop

4:00 pm - 5:53 pmORD Chicago O'Hare Intl-SUX Sioux City Sioux Gateway

1h 53mnonstop

$610United Airlines

Tue, Aug 25 - Thu, Aug 27

8:10 am - 10:04 amSUX Sioux City Sioux Gateway-ORD Chicago O'Hare Intl

1h 54mnonstop

7:59 pm - 10:55 amORD Chicago O'Hare Intl-SUX Sioux City Sioux Gateway

14h 56m2 stops Cedar Rapids Denver Intl

$686United Airlines

Wed, Aug 26 - Fri, Aug 28

8:10 am - 3:15 pmSUX Sioux City Sioux Gateway-DFW Dallas/Fort Worth

7h 05m1 stop Chicago O'Hare Intl

8:53 am - 10:55 amDFW Dallas/Fort Worth-SUX Sioux City Sioux Gateway

26h 02m1 stop Denver Intl

$706United Airlines

Thu, Aug 27 - Sat, Aug 29

8:10 am - 3:15 pmSUX Sioux City Sioux Gateway-DFW Dallas/Fort Worth

7h 05m1 stop Chicago O'Hare Intl

5:09 pm - 10:55 amDFW Dallas/Fort Worth-SUX Sioux City Sioux Gateway

17h 46m1 stop Denver Intl

$706United Airlines

Wed, Aug 26 - Sat, Aug 29

Cheapest international flights from Sioux City

Enter your travel dates to find the best prices.

6:58 pm - 2:40 pmSUX Sioux City Sioux Gateway-CUN Cancun

19h 42m1 stop Denver Intl

3:43 pm - 11:43 pmCUN Cancun-SUX Sioux City Sioux Gateway

8h 00m1 stop Denver Intl

$592United Airlines

Sat, Oct 3 - Sat, Oct 10

6:58 pm - 12:02 pmSUX Sioux City Sioux Gateway-CUN Cancun

17h 04m2 stops Denver Intl Houston George Bush Intcntl

3:43 pm - 11:43 pmCUN Cancun-SUX Sioux City Sioux Gateway

8h 00m1 stop Denver Intl

$593United Airlines

Sat, Oct 3 - Sat, Oct 10

6:00 am - 2:42 pmSUX Sioux City Sioux Gateway-SJD San José del Cabo Los Cabos

9h 42m1 stop Denver Intl

3:46 pm - 11:42 pmSJD San José del Cabo Los Cabos-SUX Sioux City Sioux Gateway

6h 56m1 stop Denver Intl

$611United Airlines

Sun, Jan 10 - Wed, Jan 13

9:03 am - 11:43 amSUX Sioux City Sioux Gateway-SJD San José del Cabo Los Cabos

27h 40m2 stops Chicago O'Hare Intl Houston George Bush Intcntl

2:22 pm - 11:42 pmSJD San José del Cabo Los Cabos-SUX Sioux City Sioux Gateway

8h 20m1 stop Denver Intl

$615United Airlines

Sun, Jan 10 - Wed, Jan 13

6:00 am - 2:32 pmSUX Sioux City Sioux Gateway-SJD San José del Cabo Los Cabos

9h 32m2 stops Denver Intl Houston George Bush Intcntl

12:49 pm - 10:56 amSJD San José del Cabo Los Cabos-SUX Sioux City Sioux Gateway

21h 07m2 stops Houston George Bush Intcntl Denver Intl

$620United Airlines

Sun, Jan 10 - Wed, Jan 13

9:03 am - 11:43 amSUX Sioux City Sioux Gateway-SJD San José del Cabo Los Cabos

27h 40m2 stops Chicago O'Hare Intl Houston George Bush Intcntl

2:11 pm - 5:54 pmSJD San José del Cabo Los Cabos-SUX Sioux City Sioux Gateway

50h 43m2 stops Houston George Bush Intcntl Chicago O'Hare Intl

$633United Airlines

Mon, Jan 11 - Thu, Jan 14

9:03 am - 1:50 pmSUX Sioux City Sioux Gateway-SXM Simpson Bay Princess Juliana

26h 47m2 stops Chicago O'Hare Intl Newark

2:52 pm - 5:54 pmSXM Simpson Bay Princess Juliana-SUX Sioux City Sioux Gateway

53h 02m2 stops Newark Chicago O'Hare Intl

$659United Airlines

Mon, Jan 11 - Thu, Jan 14

6:00 am - 3:45 pmSUX Sioux City Sioux Gateway-CUN Cancun

8h 45m1 stop Denver Intl

1:35 pm - 11:42 pmCUN Cancun-SUX Sioux City Sioux Gateway

11h 07m1 stop Denver Intl

$682United Airlines

Mon, Jan 18 - Thu, Jan 21

6:00 am - 3:45 pmSUX Sioux City Sioux Gateway-CUN Cancun

8h 45m1 stop Denver Intl

1:35 pm - 11:42 pmCUN Cancun-SUX Sioux City Sioux Gateway

11h 07m1 stop Denver Intl

$684United Airlines

Mon, Jan 18 - Thu, Jan 21

6:00 am - 3:45 pmSUX Sioux City Sioux Gateway-CUN Cancun

8h 45m1 stop Denver Intl

2:44 pm - 10:56 amCUN Cancun-SUX Sioux City Sioux Gateway

21h 12m2 stops Houston George Bush Intcntl Denver Intl

$686United Airlines

Mon, Jan 18 - Thu, Jan 21

Cheapest domestic flights from Sioux City

Enter your travel dates to find the best prices.

8:35 am - 10:29 amSUX Sioux City Sioux Gateway-ORD Chicago O'Hare Intl

1h 54mnonstop

4:00 pm - 5:53 pmORD Chicago O'Hare Intl-SUX Sioux City Sioux Gateway

1h 53mnonstop

$224United Airlines

Fri, Oct 2 - Sun, Oct 4

6:35 pm - 7:29 pmSUX Sioux City Sioux Gateway-DEN Denver Intl

1h 54mnonstop

9:05 pm - 11:43 pmDEN Denver Intl-SUX Sioux City Sioux Gateway

1h 38mnonstop

$234United Airlines

Fri, Sep 11 - Sun, Sep 13

8:05 am - 3:16 pmSUX Sioux City Sioux Gateway-LGA New York LaGuardia

6h 11m1 stop Chicago O'Hare Intl

4:49 pm - 11:43 pmLGA New York LaGuardia-SUX Sioux City Sioux Gateway

7h 54m1 stop Denver Intl

$262United Airlines

Wed, Sep 9 - Tue, Sep 15

9:03 am - 10:55 amSUX Sioux City Sioux Gateway-ORD Chicago O'Hare Intl

1h 52mnonstop

4:00 pm - 5:54 pmORD Chicago O'Hare Intl-SUX Sioux City Sioux Gateway

1h 54mnonstop

$264United Airlines

Sat, Jan 30 - Wed, Feb 3

8:35 am - 10:29 amSUX Sioux City Sioux Gateway-ORD Chicago O'Hare Intl

1h 54mnonstop

4:00 pm - 5:53 pmORD Chicago O'Hare Intl-SUX Sioux City Sioux Gateway

1h 53mnonstop

$265United Airlines

Fri, Sep 25 - Mon, Sep 28

8:05 am - 4:19 pmSUX Sioux City Sioux Gateway-LGA New York LaGuardia

7h 14m1 stop Chicago O'Hare Intl

11:20 am - 11:43 pmLGA New York LaGuardia-SUX Sioux City Sioux Gateway

13h 23m2 stops Chicago O'Hare Intl Denver Intl

$272United Airlines

Wed, Sep 9 - Tue, Sep 15

6:58 pm - 7:52 pmSUX Sioux City Sioux Gateway-DEN Denver Intl

1h 54mnonstop

9:05 pm - 11:43 pmDEN Denver Intl-SUX Sioux City Sioux Gateway

1h 38mnonstop

$274United Airlines

Thu, Oct 1 - Mon, Oct 5

6:46 pm - 7:37 pmSUX Sioux City Sioux Gateway-DEN Denver Intl

1h 51mnonstop

3:35 pm - 6:11 pmDEN Denver Intl-SUX Sioux City Sioux Gateway

1h 36mnonstop

$282United Airlines

Wed, Dec 9 - Sun, Dec 13

6:58 pm - 11:59 pmSUX Sioux City Sioux Gateway-DFW Dallas/Fort Worth

5h 01m1 stop Denver Intl

5:00 pm - 11:43 pmDFW Dallas/Fort Worth-SUX Sioux City Sioux Gateway

6h 43m1 stop Denver Intl

$282United Airlines

Wed, Oct 21 - Sat, Oct 24

6:58 pm - 11:59 pmSUX Sioux City Sioux Gateway-DFW Dallas/Fort Worth

5h 01m1 stop Denver Intl

3:57 pm - 11:43 pmDFW Dallas/Fort Worth-SUX Sioux City Sioux Gateway

7h 46m2 stops Houston George Bush Intcntl Denver Intl

$292United Airlines

Wed, Oct 21 - Sat, Oct 24

Flights from Sioux City - Travel Insights & Trends

Get data-powered insights and trends into flights from Sioux City to help you craft the best travel plan.

Prices

Other information

Frequently asked questions regarding flights from Sioux City

Which airlines are currently offering the cheapest flights from Sioux City?

Our data suggests that currently, the cheapest flights from Sioux City are being offered by United Airlines and ANA. For example, United Airlines flights from Sioux City to Chicago currently start at $204, and ANA flights from Sioux City to Ho Chi Minh City are around $922.

What is the cheapest flight available from Sioux City?

Currently, the cheapest flight from Sioux City found by our users is for $162 to Denver. Prices will vary according to several factors such as the departure date and time, but on average you can expect to pay around $2,526 to travel from Sioux City to Denver.

Which destinations have the most frequent flights from Sioux City?

Denver is currently the destination served most frequently from Sioux City, with 1 flights per day on average.

Which airlines can you fly with from Sioux City?

Airlines including United Airlines and ANA frequently fly from Sioux City. You can view other airlines by performing a quick search in the form above.

When did momondo last update prices for flights from Sioux City Sioux Gateway Airport?

Prices for flights from Sioux City Sioux Gateway Airport were last updated today.

How many operators does momondo search for flights from Sioux City Sioux Gateway Airport?

As of August 2026, there are 2 operators available to choose from for flights from Sioux City Sioux Gateway Airport.

How old do you have to be to fly from Sioux City Sioux Gateway Airport?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Sioux City Sioux Gateway Airport.

What documentation or ID do you need to fly to Sioux City Sioux Gateway Airport?

The travel and health documents required for your trip to Sioux City Sioux Gateway Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Sioux City Sioux Gateway Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.