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$195+ Cheap flights from Sioux City (SUX) to Phoenix

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 1/14. Fares are subject to change and may not be available on all flights or dates of travel.
SUX — PHX
Dec 20 — Dec 271
Sat 12/20
Sat 12/27
1 adult, Economy
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Cheap flight deals from Sioux City to Phoenix

Discover tips and strategies to find the most affordable flight options for your journey from Sioux City (SUX) to Phoenix (PH1). 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 November 20, 2025.

Round-trip from

$294
(United Airlines)

One-way from

$195
(United Airlines)
From Sioux City Sioux Gateway to Phoenix
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One-way flight from Sioux City Sioux Gateway to Phoenix
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Find flight deals from Sioux City to Phoenix

Cheapest flights from Sioux City to Phoenix
Explore the most affordable flight options available from Sioux City to Phoenix. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 20, 2025.

This United Airlines deal was found by Cheapflights users on 11/20. 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.
Thu 12/46:52 pmSUX - PHX
1 stop4h 59mUnited Airlines
Mon 12/812:57 pmPHX - SUX
1 stop4h 13mUnited Airlines
Deal found 11/20$294
This United Airlines deal was found by Cheapflights users on 11/19. 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 12/67:50 amSUX - PHX
1 stop8h 58mUnited Airlines
Tue 12/96:20 amPHX - SUX
2 stops10h 50mUnited Airlines
Deal found 11/19$327
This United Airlines deal was found by Cheapflights users on 11/19. 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.
Mon 12/296:54 pmSUX - PHX
1 stop4h 55mUnited Airlines
Sat 1/35:10 pmPHX - SUX
2 stops29h 05mUnited Airlines
Deal found 11/19$477
This United Airlines deal was found by Cheapflights users on 11/20. 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 11/217:45 amSUX - PHX
2 stops13h 04mUnited Airlines
Sun 11/231:55 pmPHX - SUX
1 stop8h 04mUnited Airlines
Deal found 11/20$505
This United Airlines deal was found by Cheapflights users on 11/18. 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.
Mon 12/296:54 pmSUX - PHX
1 stop4h 55mUnited Airlines
Mon 1/51:51 pmPHX - SUX
1 stop8h 24mUnited Airlines
Deal found 11/18$594

Cheapflights Fare Finder

 
Customize your flight search to find flights from Sioux City to Phoenix 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 November 20, 2025.
Use the filters below to find and compare flights from Sioux City to Phoenix that are best for you.

Fly from

Sioux City

Fly to

Phoenix

Route

Depart

Return

Price

Sioux CityPhoenix

SUX - PHX

SUXPHX

Sioux City Sioux Gateway

Thu 12/4

6:52 pm-10:51 pm

1 stop4h 59m

Phoenix Sky Harbor Intl

Mon 12/8

12:57 pm-6:10 pm

1 stop4h 13m

$294

Sioux CityPhoenix

SUX - PHX

SUXPHX

Sioux City Sioux Gateway

Sat 1/10

6:00 am-9:54 am

1 stop4h 54m

Phoenix Sky Harbor Intl

Wed 1/14

5:34 pm-11:47 pm

1 stop5h 13m

$324

Sioux CityPhoenix

SUX - PHX

SUXPHX

Sioux City Sioux Gateway

Sat 12/6

7:50 am-3:48 pm

1 stop8h 58m

Phoenix Sky Harbor Intl

Tue 12/9

6:20 am-6:10 pm

2 stops10h 50m

$327

Sioux CityPhoenix

SUX - PHX

SUXPHX

Sioux City Sioux Gateway

Wed 1/14

6:00 am-9:54 am

1 stop4h 54m

$195

Sioux CityPhoenix

SUX - PHX

SUXPHX

Sioux City Sioux Gateway

Tue 1/13

6:00 am-11:46 am

1 stop6h 46m

$195

Sioux CityPhoenix

SUX - PHX

SUXPHX

Sioux City Sioux Gateway

Sat 12/27

6:54 pm-9:54 am

1 stop16h 00m

$396

Sioux CityPhoenix

SUX - PHX

SUXPHX

Sioux City Sioux Gateway

Sun 12/28

6:54 pm-7:53 pm

1 stop25h 59m

$510

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/20

Best time to book a flight from Sioux City to Phoenix

Have a flexible travel schedule? Discover the best time to fly to Phoenix from Sioux City 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 Sioux City to Phoenix

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

Currently, January is the cheapest month in which you can book a flight from Sioux City to Phoenix (average of $83). Flying from Sioux City to Phoenix in February is currently the most expensive (average of $153). 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 Phoenix

Get insights into the airlines that provide service to Phoenix. 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 Phoenix. Reviews last updated November 20, 2025.
Read reviews from past customers who have flown United Airlines from Sioux City to Phoenix. 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
9,029 reviews

Food

6.6

Comfort

7.3

Entertainment

7.1

Boarding

7.7

Overall

7.4

Crew

8.1

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
United Airlines
7.4
Good
9,029 reviews
United Airlines
7.4
Good
9,029 reviews

Food

6.6

Comfort

7.3

Entertainment

7.1

Boarding

7.7

Overall

7.4

Crew

8.1

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000

Related info for your journey

Find useful and relevant information for your journey from Sioux City to Phoenix. 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 from for flights from Sioux City to Phoenix?

    If you book a flight to Phoenix from Sioux City, you will be flying from Sioux Gateway, which is the city’s only airport. Sioux City Sioux Gateway (SUX) is located 7.0 mi from the center of Sioux City. There are 0 flights from Sioux Gateway to Phoenix per day from 1 airline.

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

    Departing from Sioux City to Phoenix will take you 4h 59m. Airlines will cover a distance of 1049 mi.

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

    According to our current data, United Airlines ($243), offers the cheapest pricing from Sioux City to Phoenix.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Sioux City to Phoenix 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 Sioux City to Phoenix?

    Currently, January is the cheapest month in which you can book a flight from Sioux City to Phoenix (average of $83). Flying from Sioux City to Phoenix in February is currently the most expensive (average of $153). 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 Sioux City to Phoenix

Discover the top airline that operate flights from Sioux City to Phoenix. 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 November 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$243Average$359FlexibilityNo cancel feeOn-time69%

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