$213+ Cheap flights from Sioux City (SUX) to Phoenix
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/16. Fares are subject to change and may not be available on all flights or dates of travel.
SUX — PHX
Oct 14 — Oct 211
Round-trip
1 adult, Economy
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1. Tell us where you want to go
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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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Sioux City to Phoenix
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Best
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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 September 14, 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 September 14, 2026.
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.
Wed 9/236:35 pm -
1 stop5h 34m
Mon 9/283:30 pm -
1 stop6h 13m
Deal found 9/9![United Airlines logo]()
$364
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 9/268:35 am -
2 stops14h 14m
Wed 9/304:29 pm -
1 stop5h 14m
Deal found 9/10![United Airlines logo]()
$369
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.
Tue 12/155:00 am -
1 stop10h 00m
Thu 12/174:29 pm -
1 stop6h 15m
Deal found 9/9![United Airlines logo]()
$402
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.
Thu 9/246:58 pm -
1 stop5h 01m
Mon 9/283:30 pm -
1 stop6h 13m
Deal found 9/9![United Airlines logo]()
$403
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.
Tue 10/206:58 pm -
1 stop5h 01m
Sat 10/244:29 pm -
1 stop5h 14m
Deal found 9/10![United Airlines logo]()
$404
This United Airlines deal was found by Cheapflights users on 9/11. 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 11/206:45 pm -
1 stop5h 08m
Sun 11/225:41 pm -
1 stop5h 02m
Deal found 9/11![United Airlines logo]()
$435
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 9/256:58 pm -
1 stop5h 01m
Sun 9/277:10 am -
1 stop8h 43m
Deal found 9/9![United Airlines logo]()
$454
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 September 14, 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 September 14, 2026.
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 10/206:58 pm -
1 stop5h 01m
Sat 10/244:29 pm -
1 stop5h 14m
Deal found 9/8![United Airlines logo]()
$404
This United Airlines deal was found by Cheapflights users on 9/11. 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 11/206:45 pm -
1 stop5h 08m
Sun 11/225:41 pm -
1 stop5h 02m
Deal found 9/11![United Airlines logo]()
$435
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 9/256:58 pm -
1 stop5h 01m
Sun 9/277:10 am -
1 stop8h 43m
Deal found 9/9![United Airlines logo]()
$454
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.
Tue 12/155:00 am -
2 stops11h 27m
Thu 12/1711:25 am -
2 stops11h 19m
Deal found 9/9![United Airlines logo]()
$507
This United Airlines deal was found by Cheapflights users on 9/11. 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 10/46:58 pm -
1 stop5h 01m
Wed 10/78:49 am -
2 stops12h 54m
Deal found 9/11![United Airlines logo]()
$522
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 9/268:35 am -
1 stop9h 08m
Wed 9/306:43 pm -
1 stop27h 00m
Deal found 9/10![United Airlines logo]()
$654
Last-minute flights from Sioux City to PhoenixDiscover last-minute flight deals from Sioux City to Phoenix. Data last updated September 14, 2026 and is based on user searches.
Discover last-minute flight deals from Sioux City to Phoenix. Data last updated September 14, 2026 and is based on user searches.
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.
Wed 9/236:35 pm -
1 stop5h 34m
Mon 9/283:30 pm -
1 stop6h 13m
Deal found 9/9![United Airlines logo]()
$364
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.
Thu 9/246:58 pm -
1 stop5h 01m
Mon 9/283:30 pm -
1 stop6h 13m
Deal found 9/9![United Airlines logo]()
$403
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 9/256:58 pm -
1 stop5h 01m
Sun 9/277:10 am -
1 stop8h 43m
Deal found 9/9![United Airlines logo]()
$454
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 9/268:35 am -
2 stops14h 14m
Wed 9/304:29 pm -
1 stop5h 14m
Deal found 9/10![United Airlines logo]()
$369
This United Airlines deal was found by Cheapflights users on 9/11. 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 10/46:58 pm -
1 stop5h 01m
Wed 10/78:49 am -
2 stops12h 54m
Deal found 9/11![United Airlines logo]()
$522
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.
Tue 10/206:58 pm -
1 stop5h 01m
Sat 10/244:29 pm -
1 stop5h 14m
Deal found 9/10![United Airlines logo]()
$404
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 September 14, 2026.
Search for one-way flight options from Sioux City to Phoenix. Find affordable one-way fares based on user searches. Data last updated September 14, 2026.
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.
Fri 10/166:58 pm -
1 stop5h 01m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![United Airlines logo]()
$213
This United Airlines deal was found by Cheapflights users on 9/12. 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 9/296:58 pm -
1 stop5h 01m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/12![United Airlines logo]()
$291
This United Airlines deal was found by Cheapflights users on 9/12. 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 9/268:35 am -
2 stops13h 39m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/12![United Airlines logo]()
$297
This United Airlines deal was found by Cheapflights users on 9/12. 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 9/199:05 am -
2 stops16h 12m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/12![United Airlines logo]()
$342
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 September 14, 2026.
Round-trip from | $364 (United Airlines) |
|---|---|
One-way from | $213 (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 September 14, 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
Quickest round-trip
Sioux CityPhoenix
SUX Sioux City Sioux Gateway - PHX Phoenix Sky Harbor Intl
SUXPHX
Sioux City Sioux Gateway
Fri 10/16
6:58 pm-9:59 pm
1 stop5h 01m
Phoenix Sky Harbor Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$213
Sioux CityPhoenix
SUX Sioux City Sioux Gateway - PHX Phoenix Sky Harbor Intl
SUXPHX
Sioux City Sioux Gateway
Tue 9/29
6:58 pm-9:59 pm
1 stop5h 01m
Phoenix Sky Harbor Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$291
Sioux CityPhoenix
SUX Sioux City Sioux Gateway - PHX Phoenix Sky Harbor Intl
SUXPHX
Sioux City Sioux Gateway
Sat 9/19
9:05 am-11:17 pm
2 stops16h 12m
Phoenix Sky Harbor Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$342
Sioux CityPhoenix
SUX Sioux City Sioux Gateway - PHX Phoenix Sky Harbor Intl
SUXPHX
Sioux City Sioux Gateway
Sat 9/26
6:58 pm-9:07 am
1 stop16h 09m
Phoenix Sky Harbor Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$386
Sioux CityPhoenix
SUX Sioux City Sioux Gateway - PHX Phoenix Sky Harbor Intl
SUXPHX
Sioux City Sioux Gateway
Tue 10/20
6:58 pm-9:59 pm
1 stop5h 01m
Phoenix Sky Harbor Intl
Sat 10/24
4:29 pm-11:43 pm
1 stop5h 14m
$404
Sioux CityPhoenix
SUX Sioux City Sioux Gateway - PHX Phoenix Sky Harbor Intl
SUXPHX
Sioux City Sioux Gateway
Fri 11/20
6:45 pm-10:53 pm
1 stop5h 08m
Phoenix Sky Harbor Intl
Sun 11/22
5:41 pm-11:43 pm
1 stop5h 02m
$435
Sioux CityPhoenix
SUX Sioux City Sioux Gateway - PHX Phoenix Sky Harbor Intl
SUXPHX
Sioux City Sioux Gateway
Fri 9/25
6:58 pm-9:59 pm
1 stop5h 01m
Phoenix Sky Harbor Intl
Sun 9/27
7:10 am-5:53 pm
1 stop8h 43m
$454
Sioux CityPhoenix
SUX Sioux City Sioux Gateway - PHX Phoenix Sky Harbor Intl
SUXPHX
Sioux City Sioux Gateway
Tue 12/15
5:00 am-3:27 pm
2 stops11h 27m
Phoenix Sky Harbor Intl
Thu 12/17
11:25 am-11:44 pm
2 stops11h 19m
$507
Sioux CityPhoenix
SUX Sioux City Sioux Gateway - PHX Phoenix Sky Harbor Intl
SUXPHX
Sioux City Sioux Gateway
Sun 10/4
6:58 pm-9:59 pm
1 stop5h 01m
Phoenix Sky Harbor Intl
Wed 10/7
8:49 am-11:43 pm
2 stops12h 54m
$522
Sioux CityPhoenix
SUX Sioux City Sioux Gateway - PHX Phoenix Sky Harbor Intl
SUXPHX
Sioux City Sioux Gateway
Sat 9/26
8:35 am-3:43 pm
1 stop9h 08m
Phoenix Sky Harbor Intl
Wed 9/30
6:43 pm-11:43 pm
1 stop27h 00m
$654
Sorted 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 September 14, 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.
Entertainment
7.1
Crew
8.1
Boarding
7.7
Food
6.7
Overall
7.4
Comfort
7.3
Reviews
1 / 20
8.0
ExcellentAsha,Sep 2026
LGA - IAH
Entertainment
7.1
Crew
8.1
Boarding
7.7
Food
6.7
Overall
7.4
Comfort
7.3
Reviews
1 / 20
8.0
ExcellentAsha,Sep 2026
LGA - IAH
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 September 14, 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 September 14, 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 September 14, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$263 | Average$374 | FlexibilityNo cancel fee | On-time69% |