$271+ 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 12/19. Fares are subject to change and may not be available on all flights or dates of travel.
SUX — PHX
Sep 22 — Sep 291
Round-trip
1 adult, Economy
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Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Cheapest flights from Sioux City to PhoenixExplore 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 August 23, 2026.
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 August 23, 2026.
This United Airlines deal was found by Cheapflights users on 8/18. 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.
Wed 9/98:05 am -
1 stop9h 15m
Sun 9/133:42 pm -
1 stop6h 01m
Deal found 8/18![United Airlines logo]()
$314
This United Airlines deal was found by Cheapflights users on 8/22. 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 11/266:00 am -
1 stop7h 22m
Thu 12/39:52 am -
1 stop7h 02m
Deal found 8/22![United Airlines logo]()
$344
This United Airlines deal was found by Cheapflights users on 8/20. 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 12/109:03 am -
2 stops13h 17m
Mon 12/149:50 am -
1 stop7h 21m
Deal found 8/20![United Airlines logo]()
$352
This United Airlines deal was found by Cheapflights users on 8/20. 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.
Wed 12/306:46 pm -
1 stop4h 59m
Mon 2/14:30 pm -
1 stop6h 12m
Deal found 8/20![United Airlines logo]()
$358
This United Airlines deal was found by Cheapflights users on 8/20. 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 12/109:03 am -
2 stops13h 17m
Sun 12/139:50 am -
1 stop7h 21m
Deal found 8/20![United Airlines logo]()
$370
This United Airlines deal was found by Cheapflights users on 8/18. 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.
Wed 9/28:10 am -
1 stop6h 46m
Sun 9/68:57 am -
2 stops12h 46m
Deal found 8/18![United Airlines logo]()
$374
This United Airlines deal was found by Cheapflights users on 8/18. 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.
Thu 10/86:58 pm -
1 stop5h 01m
Tue 10/133:30 pm -
1 stop6h 13m
Deal found 8/18![United Airlines logo]()
$421
Best flights from Sioux City to PhoenixDiscover carefully curated flight deals from Sioux City to Phoenix that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 23, 2026.
Discover carefully curated flight deals from Sioux City to Phoenix that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 23, 2026.
This United Airlines deal was found by Cheapflights users on 8/20. 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 12/109:03 am -
2 stops13h 17m
Mon 12/149:50 am -
1 stop7h 21m
Deal found 8/20![United Airlines logo]()
$352
This United Airlines deal was found by Cheapflights users on 8/18. 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.
Wed 9/28:10 am -
1 stop6h 46m
Sun 9/68:57 am -
2 stops12h 46m
Deal found 8/18![United Airlines logo]()
$374
This United Airlines deal was found by Cheapflights users on 8/22. 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 10/178:35 am -
2 stops14h 14m
Wed 10/213:30 pm -
1 stop6h 13m
Deal found 8/22![United Airlines logo]()
$409
This United Airlines deal was found by Cheapflights users on 8/20. 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 9/46:43 pm -
1 stop5h 26m
Tue 9/84:49 pm -
1 stop4h 54m
Deal found 8/20![United Airlines logo]()
$409
This United Airlines deal was found by Cheapflights users on 8/22. 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 11/266:00 am -
1 stop7h 22m
Thu 12/39:32 am -
2 stops13h 11m
Deal found 8/22![United Airlines logo]()
$421
This United Airlines deal was found by Cheapflights users on 8/18. 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.
Thu 10/86:58 pm -
1 stop5h 01m
Tue 10/133:30 pm -
1 stop6h 13m
Deal found 8/18![United Airlines logo]()
$421
This United Airlines deal was found by Cheapflights users on 8/18. 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.
Wed 9/98:05 am -
2 stops11h 03m
Sun 9/1310:46 am -
2 stops10h 57m
Deal found 8/18![United Airlines logo]()
$437
This United Airlines deal was found by Cheapflights users on 8/21. 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 9/129:05 am -
1 stop8h 16m
Wed 9/164:49 pm -
1 stop4h 54m
Deal found 8/21![United Airlines logo]()
$448
Last-minute flights from Sioux City to PhoenixDiscover last-minute flight deals from Sioux City to Phoenix. Data last updated August 23, 2026 and is based on user searches.
Discover last-minute flight deals from Sioux City to Phoenix. Data last updated August 23, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 8/18. 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.
Wed 9/28:10 am -
1 stop6h 46m
Sun 9/68:57 am -
2 stops12h 46m
Deal found 8/18![United Airlines logo]()
$374
This United Airlines deal was found by Cheapflights users on 8/18. 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.
Wed 9/98:05 am -
1 stop9h 15m
Sun 9/133:42 pm -
1 stop6h 01m
Deal found 8/18![United Airlines logo]()
$314
This United Airlines deal was found by Cheapflights users on 8/18. 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.
Sat 9/129:05 am -
1 stop8h 16m
Wed 9/163:42 pm -
1 stop6h 01m
Deal found 8/18![United Airlines logo]()
$448
This United Airlines deal was found by Cheapflights users on 8/18. 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.
Tue 9/156:35 pm -
1 stop18h 02m
Tue 9/227:10 am -
1 stop8h 43m
Deal found 8/18![United Airlines logo]()
$462
This United Airlines deal was found by Cheapflights users on 8/20. 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.
Wed 9/238:05 am -
1 stop6h 51m
Fri 9/253:30 pm -
1 stop6h 13m
Deal found 8/20![United Airlines logo]()
$424
One-way flights from Sioux City to PhoenixSearch for one-way flight options from Sioux City to Phoenix. Find affordable one-way fares based on user searches. Data last updated August 23, 2026.
Search for one-way flight options from Sioux City to Phoenix. Find affordable one-way fares based on user searches. Data last updated August 23, 2026.
This United Airlines deal was found by Cheapflights users on 8/18. 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.
Sat 12/196:46 pm -
1 stop4h 59m
Deal found 8/18![United Airlines logo]()
$271
This United Airlines deal was found by Cheapflights users on 8/18. 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.
Tue 9/156:35 pm -
1 stop19h 53m
Deal found 8/18![United Airlines logo]()
$316
This United Airlines deal was found by Cheapflights users on 8/18. 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.
Tue 9/226:35 pm -
1 stop24h 33m
Deal found 8/18![United Airlines logo]()
$378
This United Airlines deal was found by Cheapflights users on 8/20. 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 8/278:10 am -
2 stops14h 58m
Deal found 8/20![United Airlines logo]()
$484
Find 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 August 23, 2026.
Round-trip from | $344 (United Airlines) |
|---|---|
One-way from | $271 (United Airlines) |
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 7,457,451 searches. Data last updated August 23, 2026.
Use the filters below to find and compare flights from Sioux City to Phoenix that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Sioux CityPhoenix
SUX Sioux City Sioux Gateway - PHX Phoenix Sky Harbor Intl
SUXPHX
Sioux City Sioux Gateway
Thu 12/10
9:03 am-9:20 pm
2 stops13h 17m
Phoenix Sky Harbor Intl
Mon 12/14
9:50 am-6:11 pm
1 stop7h 21m
$352
Sioux CityPhoenix
SUX Sioux City Sioux Gateway - PHX Phoenix Sky Harbor Intl
SUXPHX
Sioux City Sioux Gateway
Wed 9/2
8:10 am-12:56 pm
1 stop6h 46m
Phoenix Sky Harbor Intl
Sun 9/6
8:57 am-11:43 pm
2 stops12h 46m
$374
Sioux CityPhoenix
SUX Sioux City Sioux Gateway - PHX Phoenix Sky Harbor Intl
SUXPHX
Sioux City Sioux Gateway
Sat 10/17
8:35 am-8:49 pm
2 stops14h 14m
Phoenix Sky Harbor Intl
Wed 10/21
3:30 pm-11:43 pm
1 stop6h 13m
$409
Quickest round-trip
Sioux CityPhoenix
SUX Sioux City Sioux Gateway - PHX Phoenix Sky Harbor Intl
SUXPHX
Sioux City Sioux Gateway
Fri 9/4
6:43 pm-10:09 pm
1 stop5h 26m
Phoenix Sky Harbor Intl
Tue 9/8
4:49 pm-11:43 pm
1 stop4h 54m
$409
Sioux CityPhoenix
SUX Sioux City Sioux Gateway - PHX Phoenix Sky Harbor Intl
SUXPHX
Sioux City Sioux Gateway
Thu 11/26
6:00 am-12:22 pm
1 stop7h 22m
Phoenix Sky Harbor Intl
Thu 12/3
9:32 am-11:43 pm
2 stops13h 11m
$421
Sioux CityPhoenix
SUX Sioux City Sioux Gateway - PHX Phoenix Sky Harbor Intl
SUXPHX
Sioux City Sioux Gateway
Thu 10/8
6:58 pm-9:59 pm
1 stop5h 01m
Phoenix Sky Harbor Intl
Tue 10/13
3:30 pm-11:43 pm
1 stop6h 13m
$421
Sioux CityPhoenix
SUX Sioux City Sioux Gateway - PHX Phoenix Sky Harbor Intl
SUXPHX
Sioux City Sioux Gateway
Wed 9/9
8:05 am-5:08 pm
2 stops11h 03m
Phoenix Sky Harbor Intl
Sun 9/13
10:46 am-11:43 pm
2 stops10h 57m
$437
Sioux CityPhoenix
SUX Sioux City Sioux Gateway - PHX Phoenix Sky Harbor Intl
SUXPHX
Sioux City Sioux Gateway
Sat 9/12
9:05 am-3:21 pm
1 stop8h 16m
Phoenix Sky Harbor Intl
Wed 9/16
4:49 pm-11:43 pm
1 stop4h 54m
$448
Cheapest one-way
Quickest one-way
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 CityPhoenix
SUX Sioux City Sioux Gateway - PHX Phoenix Sky Harbor Intl
SUXPHX
Sioux City Sioux Gateway
Tue 9/15
6:35 pm-12:28 pm
1 stop19h 53m
$316
Showing 1-10 of 11 resultsSorted by cheapest first
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.
SUX-PH1
SUX-PHX
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
SUX-PH1
SUX-PHX
No data available for this route at this time. Please check back soon.
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 August 23, 2026.
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.
Boarding
7.7
Comfort
7.3
Overall
7.4
Entertainment
7.1
Crew
8.1
Food
6.7
Reviews
1 / 20
4.0
OkayChris,Aug 2026
MIA - ORD
Boarding
7.7
Comfort
7.3
Overall
7.4
Entertainment
7.1
Crew
8.1
Food
6.7
Reviews
1 / 20
4.0
OkayChris,Aug 2026
MIA - ORD
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.
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Alternative routes for Sioux City to Phoenix
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Complete your trip
Complete your trip to Phoenix by adding a car rental and/or hotel reservation to your travel itinerary.
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Find flights from Sioux City to Phoenix, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Sioux City and Phoenix flights
Browse other Sioux City and Phoenix flight options. Last updated on August 23, 2026.
Other flights from Sioux City
Browse through other flights departing from Sioux City. Flights are based on user searches made on Cheapflights and were last updated on August 23, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
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 7,457,451 searches. Data last updated August 23, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$263 | Average$353 | FlexibilityNo cancel fee | On-time69% |