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Sioux City

$261+ Cheap flights from Phoenix to Sioux City (SUX)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/15. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — SUX
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheap flight deals from Phoenix to Sioux City

Discover tips and strategies to find the most affordable flight options for your journey from Phoenix (PH1) to Sioux City (SUX). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 11, 2025.

Round-trip from

$277
(United Airlines)

One-way from

$261
(United Airlines)
From Phoenix to Sioux City Sioux Gateway
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One-way flight from Phoenix to Sioux City Sioux Gateway
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Find flight deals from Phoenix to Sioux City

Cheapest flights from Phoenix to Sioux City
Explore the most affordable flight options available from Phoenix to Sioux City. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

This United Airlines deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/1311:45 amPHX - SUX
1 stop4h 28mUnited Airlines
Sun 9/146:48 pmSUX - PHX
1 stop5h 13mUnited Airlines
Deal found 9/10$374
This United Airlines deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/1912:43 pmPHX - SUX
1 stop8h 14mUnited Airlines
Sun 9/216:48 pmSUX - PHX
1 stop5h 13mUnited Airlines
Deal found 9/9$391
This United Airlines deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/711:42 amPHX - SUX
1 stop4h 32mUnited Airlines
Tue 10/146:51 pmSUX - PHX
2 stops16h 08mUnited Airlines
Deal found 9/8$417
This United Airlines deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/127:00 amPHX - SUX
1 stop14h 00mUnited Airlines
Tue 10/146:51 pmSUX - PHX
1 stop15h 52mUnited Airlines
Deal found 9/9$643
This United Airlines deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/196:00 amPHX - SUX
1 stop10h 14mUnited Airlines
Mon 10/206:51 pmSUX - PHX
1 stop17h 42mUnited Airlines
Deal found 9/8$707

Cheapflights Fare Finder

 
Customize your flight search to find flights from Phoenix to Sioux City that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 11, 2025.
Use the filters below to find and compare flights from Phoenix to Sioux City that are best for you.

Fly from

Phoenix

Fly to

Sioux City

Route

Depart

Return

Price

PhoenixSioux City

PHX - SUX

PHXSUX

Phoenix Sky Harbor Intl

Fri 2/27

5:30 pm-11:34 pm

1 stop5h 04m

Sioux City Sioux Gateway

Tue 3/3

6:00 am-9:51 am

1 stop4h 51m

$324

PhoenixSioux City

PHX - SUX

PHXSUX

Phoenix Sky Harbor Intl

Tue 10/7

11:42 am-6:14 pm

1 stop4h 32m

Sioux City Sioux Gateway

Tue 10/14

6:51 pm-8:59 am

2 stops16h 08m

$417

PhoenixSioux City

PHX - SUX

PHXSUX

Phoenix Sky Harbor Intl

Wed 10/15

9:49 am-6:14 pm

1 stop6h 25m

$261

PhoenixSioux City

PHX - SUX

PHXSUX

Phoenix Sky Harbor Intl

Wed 9/24

6:27 pm-6:14 pm

1 stop21h 47m

$377

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/10

Best time to book a flight from Phoenix to Sioux City

Have a flexible travel schedule? Discover the best time to fly to Sioux City from Phoenix with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Phoenix to Sioux City

What is the cheapest month to book a flight from Phoenix to Sioux City?

Currently, October is the cheapest month in which you can book a flight from Phoenix to Sioux City (average of $318). Flying from Phoenix to Sioux City in March is currently the most expensive (average of $446). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing Sioux City

Get insights into the airlines that provide service to Sioux City. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Sioux City. Reviews last updated September 11, 2025.
Read reviews from past customers who have flown United Airlines from Phoenix to Sioux City. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,937 reviews

Boarding

7.7

Overall

7.4

Entertainment

7.1

Food

6.6

Crew

8.1

Comfort

7.3

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!
United Airlines
7.4
Good
8,937 reviews
United Airlines
7.4
Good
8,937 reviews

Boarding

7.7

Overall

7.4

Entertainment

7.1

Food

6.6

Crew

8.1

Comfort

7.3

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

Related info for your journey

Find useful and relevant information for your journey from Phoenix to Sioux City. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Sioux City from Phoenix?

    Sioux City Sioux Gateway (SUX) is the airport you will fly into if you book a flight from Phoenix to Sioux City. You should not have trouble finding flights to Sioux Gateway from Phoenix; the airport handles an average of 0 inbound flights from Phoenix per day. You should also have plenty of airline options to choose from since 1 airline has flights to the Sioux City airport from Phoenix. It is only a 7.0 mi journey from Sioux Gateway (SUX) to Sioux City’s city center.

  • How long is the flight from Phoenix to Sioux City?

    For as low as $324, United Airlines can have you in Sioux City from Phoenix in 5h 04m. The distance from Phoenix to Sioux City is about 1049 mi.

  • What is the cheapest airline to fly from Phoenix to Sioux City round-trip?

    Flying on United Airlines is currently your cheapest option to Sioux City, with prices starting at $243.

  • Can I find deals for flights from Phoenix to Sioux City that include hotel bookings?

    Yes. In addition to deals on Phoenix to Sioux City flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Phoenix to Sioux City?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Phoenix to Sioux City.

  • Can I find deals for business class flights from Phoenix to Sioux City?

    Yes. Cheapflights offers flight deals from Phoenix to Sioux City by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Phoenix to Sioux City?

    Currently, October is the cheapest month in which you can book a flight from Phoenix to Sioux City (average of $318). Flying from Phoenix to Sioux City in March is currently the most expensive (average of $446). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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Top airline flying from Phoenix to Sioux City

Discover the top airline that operate flights from Phoenix to Sioux City. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$243Average$479FlexibilityNo cancel feeOn-time69%

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