What is the cheapest airline to fly from Phoenix Sky Harbor Intl Airport to Sioux City round-trip?

Currently priced at $323, United Airlines will fly you from Phoenix Sky Harbor Intl Airport to Sioux City and back. In addition to United Airlines, many other airlines offer competitively priced options for your trip.

What is the cheapest day to fly from Phoenix Sky Harbor Intl Airport to Sioux City?

Travelers seeking maximum savings on their Phoenix Sky Harbor Intl Airport to Sioux City flight should consider departing on Friday mornings when fares are most often at their lowest. Sunday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

In terms of precipitation, rainfall in Sioux City ranges from 0.7 - 4.2 inches per month. June is typically the wettest month, when rainfall can reach 4.2 in. January is typically the driest time to visit Sioux City when rainfall is around 0.7 in.

If weather is an important factor for your trip to Sioux City, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 75.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 21.2 F).

What is the cheapest day to fly round-trip from Phoenix Sky Harbor Intl Airport to Sioux City?

Leaving on a Thursday is a viable option for saving on travel. Heavily demanded days of the week can typically drive up the prices you see. Booking your travel for a less competitive day can save up to 92% on the overall cost on flights from Phoenix Sky Harbor Intl Airport to Sioux City.

What is the cheapest time of day to fly from PHX to SUX?

It’s typically best to fly out from Phoenix Sky Harbor Intl Airport to Sioux City in the afternoon. Doing so could potentially save you 17% on the flight price compared to flying in the morning, which is usually more expensive.

What airport do you fly into for flights to Sioux City from Phoenix Sky Harbor Intl?

For a flight from Phoenix Sky Harbor Intl to Sioux City, you will be flying into Sioux Gateway. Sioux City Sioux Gateway (SUX) is just 7.0 mi from the center of the city. Sioux Gateway is the only Sioux City airport and it handles 0 inbound flights from Phoenix Sky Harbor Intl per day. 1 airline has flights to Sioux City Sioux Gateway from Phoenix Sky Harbor Intl on a regular basis.

Can I find deals for flights from Sky Harbor Intl to Sioux City that include hotel bookings?

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

How can I find direct flights from Sky Harbor Intl to Sioux City?

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

Can I find deals for business class flights from Sky Harbor Intl to Sioux City?

Yes. Cheapflights offers flight deals from Sky Harbor Intl 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.

$275+ Flights from Phoenix Sky Harbor Intl Airport to Sioux City

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Cheap flight deals from Sky Harbor Intl to Sioux City

Round-trip from	$428 (United Airlines)

From Phoenix Sky Harbor Intl to Sioux City Sioux Gateway

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Cheapest flights from Sky Harbor Intl to Sioux City
Explore the most affordable flight options available from Sky Harbor Intl to Sioux City. Find the lowest fares from popular airlines and budget airlines, with prices last updated on agosto 14, 2025.

vie. 9/1212:43 pmPHX - SUX

1 stop8h 14mUnited Airlines

mié. 9/176:48 pmSUX - PHX

1 stop5h 13mUnited Airlines

Deal found 8/12

$275

mié. 8/2711:45 amPHX - SUX

1 stop4h 28mUnited Airlines

dom. 8/317:49 amSUX - PHX

2 stops12h 11mUnited Airlines

Deal found 8/12

$279

vie. 9/1212:43 pmPHX - SUX

1 stop8h 14mUnited Airlines

mar. 9/166:48 pmSUX - PHX

1 stop22h 03mUnited Airlines

Deal found 8/12

$428

vie. 8/1512:35 pmPHX - SUX

1 stop8h 05mUnited Airlines

mié. 8/207:49 amSUX - PHX

1 stop8h 50mUnited Airlines

Deal found 8/12

$444

Best flights from Sky Harbor Intl to Sioux City
Discover carefully curated flight deals from Sky Harbor Intl to Sioux City that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated agosto 14, 2025.

vie. 9/1212:43 pmPHX - SUX

1 stop8h 14mUnited Airlines

mié. 9/176:48 pmSUX - PHX

1 stop5h 13mUnited Airlines

Deal found 8/12

$275

mié. 8/2711:45 amPHX - SUX

1 stop4h 28mUnited Airlines

dom. 8/317:49 amSUX - PHX

2 stops12h 11mUnited Airlines

Deal found 8/12

$279

vie. 9/1212:43 pmPHX - SUX

1 stop8h 14mUnited Airlines

mar. 9/166:48 pmSUX - PHX

1 stop16h 24mUnited Airlines

Deal found 8/12

$428

jue. 9/1812:43 pmPHX - SUX

1 stop8h 14mUnited Airlines

dom. 9/216:48 pmSUX - PHX

1 stop5h 13mUnited Airlines

Deal found 8/14

$428

Last-minute flights from Sky Harbor Intl to Sioux City
Discover last-minute flight deals from Sky Harbor Intl to Sioux City. Data last updated agosto 14, 2025 and is based on user searches.

vie. 8/1512:35 pmPHX - SUX

1 stop8h 05mUnited Airlines

mié. 8/207:49 amSUX - PHX

1 stop8h 50mUnited Airlines

Deal found 8/12

$444

sáb. 8/239:30 amPHX - SUX

1 stop6h 43mUnited Airlines

dom. 9/76:48 pmSUX - PHX

1 stop27h 29mUnited Airlines

Deal found 8/13

$560

mié. 8/2711:45 amPHX - SUX

1 stop4h 28mUnited Airlines

dom. 8/317:49 amSUX - PHX

2 stops12h 11mUnited Airlines

Deal found 8/12

$279

vie. 8/2912:40 pmPHX - SUX

1 stop8h 17mUnited Airlines

mar. 9/26:48 pmSUX - PHX

2 stops24h 53mUnited Airlines

Deal found 8/14

$478

vie. 9/1212:43 pmPHX - SUX

1 stop8h 14mUnited Airlines

mié. 9/176:48 pmSUX - PHX

1 stop5h 13mUnited Airlines

Deal found 8/12

$275

vie. 9/1212:43 pmPHX - SUX

1 stop8h 14mUnited Airlines

mar. 9/166:48 pmSUX - PHX

1 stop22h 03mUnited Airlines

Deal found 8/12

$428

Cheapflights Fare Finder

Use the filters below to find and compare flights from Phoenix Sky Harbor Intl Airport to Sioux City that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PhoenixSioux City

PHX - SUX

PHXSUX

Phoenix Sky Harbor Intl

vie. 9/12

12:43 pm-10:57 pm

1 stop8h 14m

Sioux City Sioux Gateway

mié. 9/17

6:48 pm-10:01 pm

1 stop5h 13m

$275

PhoenixSioux City

PHX - SUX

PHXSUX

Phoenix Sky Harbor Intl

mié. 8/27

11:45 am-6:13 pm

1 stop4h 28m

Sioux City Sioux Gateway

dom. 8/31

7:49 am-6:00 pm

2 stops12h 11m

$279

PhoenixSioux City

PHX - SUX

PHXSUX

Phoenix Sky Harbor Intl

vie. 9/12

12:43 pm-10:57 pm

1 stop8h 14m

Sioux City Sioux Gateway

mar. 9/16

6:48 pm-9:12 am

1 stop16h 24m

$428

PhoenixSioux City

PHX - SUX

PHXSUX

Phoenix Sky Harbor Intl

jue. 9/18

12:43 pm-10:57 pm

1 stop8h 14m

Sioux City Sioux Gateway

dom. 9/21

6:48 pm-10:01 pm

1 stop5h 13m

$428

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/12

Best time to book a flight from Sky Harbor Intl to Sioux City

Have a flexible travel schedule? Discover the best time to fly to Sioux City from Sky Harbor Intl 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 Sky Harbor Intl Airport to Sioux City

What is the cheapest month to book a flight from Phoenix Sky Harbor Intl Airport to Sioux City?

Currently, October is the cheapest month in which you can book a flight from Phoenix Sky Harbor Intl Airport to Sioux City (average of $318). Flying from Phoenix Sky Harbor Intl Airport 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

Read through reviews of airlines operating flights from Phoenix Sky Harbor Intl Airport to Sioux City, such as United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

United Airlines

7.4

Good

8,916 reviews

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

8,916 reviews

United Airlines

7.4

Good

8,916 reviews

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

What airport do you fly into for flights to Sioux City from Phoenix Sky Harbor Intl?
For a flight from Phoenix Sky Harbor Intl to Sioux City, you will be flying into Sioux Gateway. Sioux City Sioux Gateway (SUX) is just 7.0 mi from the center of the city. Sioux Gateway is the only Sioux City airport and it handles 0 inbound flights from Phoenix Sky Harbor Intl per day. 1 airline has flights to Sioux City Sioux Gateway from Phoenix Sky Harbor Intl on a regular basis.
What is the cheapest airline to fly from Phoenix Sky Harbor Intl Airport to Sioux City round-trip?
Currently priced at $323, United Airlines will fly you from Phoenix Sky Harbor Intl Airport to Sioux City and back. In addition to United Airlines, many other airlines offer competitively priced options for your trip.
Can I find deals for flights from Sky Harbor Intl to Sioux City that include hotel bookings?
Yes. In addition to deals on Sky Harbor Intl to Sioux City flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Sky Harbor Intl to Sioux City?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Sky Harbor Intl to Sioux City.
Can I find deals for business class flights from Sky Harbor Intl to Sioux City?
Yes. Cheapflights offers flight deals from Sky Harbor Intl 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 Sky Harbor Intl Airport to Sioux City?
Currently, October is the cheapest month in which you can book a flight from Phoenix Sky Harbor Intl Airport to Sioux City (average of $318). Flying from Phoenix Sky Harbor Intl Airport 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 Sky Harbor Intl to Sioux City

Airline	Cheapest	Average	Flexibility	On-time
United Airlines	Cheapest$323	Average$479	FlexibilityNo cancel fee	On-time69%

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$275+ Cheap flights from Sky Harbor Intl (PHX) to Sioux City (SUX)

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 9/12. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Sky Harbor Intl to Sioux City with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Sky Harbor Intl to Sioux City

Round-trip from

Find flight deals from Sky Harbor Intl to Sioux City

Cheapest flights from Sky Harbor Intl to Sioux CityExplore the most affordable flight options available from Sky Harbor Intl to Sioux City. Find the lowest fares from popular airlines and budget airlines, with prices last updated on agosto 14, 2025.

Explore the most affordable flight options available from Sky Harbor Intl to Sioux City. Find the lowest fares from popular airlines and budget airlines, with prices last updated on agosto 14, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Phoenix Sky Harbor Intl Airport to Sioux City that are best for you.

Best time to book a flight from Sky Harbor Intl to Sioux City

Have a flexible travel schedule? Discover the best time to fly to Sioux City from Sky Harbor Intl with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Phoenix Sky Harbor Intl Airport to Sioux City

What is the cheapest month to book a flight from Phoenix Sky Harbor Intl Airport to Sioux City?

Reviews of airlines servicing Sioux City

Read through reviews of airlines operating flights from Phoenix Sky Harbor Intl Airport to Sioux City, such as United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Sky Harbor Intl 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 Sky Harbor Intl?

What is the cheapest airline to fly from Phoenix Sky Harbor Intl Airport to Sioux City round-trip?

Can I find deals for flights from Sky Harbor Intl to Sioux City that include hotel bookings?

How can I find direct flights from Sky Harbor Intl to Sioux City?

Can I find deals for business class flights from Sky Harbor Intl to Sioux City?

What is the cheapest month to book a flight from Phoenix Sky Harbor Intl Airport to Sioux City?

Traveling to a place near Sioux City?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Sky Harbor Intl to Sioux City

See prices for flight routes from nearby airports that may be better suited for you.

Top airline flying from Sky Harbor Intl to Sioux City

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Travel Smart

Cheapest flights from Sky Harbor Intl to Sioux City
Explore the most affordable flight options available from Sky Harbor Intl to Sioux City. Find the lowest fares from popular airlines and budget airlines, with prices last updated on agosto 14, 2025.