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 $274.

What is the cheapest day to fly from Phoenix to Sioux City?

Travelers seeking maximum savings on their Phoenix 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 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 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 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?

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.

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.

$274+ Flights from Phoenix to Sioux City

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Cheap flight deals from Phoenix to Sioux City

Round-trip from	$274 (United Airlines)

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 julio 3, 2025.

vie. 7/1812:35 pmPHX - SUX

1 stop8h 05mUnited Airlines

mar. 7/226:53 pmSUX - PHX

1 stop5h 07mUnited Airlines

Deal found 7/3

$274

Best flights from Phoenix to Sioux City
Discover carefully curated flight deals from Phoenix to Sioux City that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated julio 3, 2025.

vie. 7/1812:35 pmPHX - SUX

1 stop8h 05mUnited Airlines

mar. 7/226:53 pmSUX - PHX

1 stop5h 07mUnited Airlines

Deal found 7/3

$274

Last-minute flights from Phoenix to Sioux City
Discover last-minute flight deals from Phoenix to Sioux City. Data last updated julio 3, 2025 and is based on user searches.

vie. 7/1812:35 pmPHX - SUX

1 stop8h 05mUnited Airlines

mar. 7/226:53 pmSUX - PHX

1 stop5h 07mUnited Airlines

Deal found 7/3

$274

Cheapflights Fare Finder

Use the filters below to find and compare flights from Phoenix 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. 7/18

12:35 pm-10:40 pm

1 stop8h 05m

Sioux City Sioux Gateway

mar. 7/22

6:53 pm-10:00 pm

1 stop5h 07m

$274

PhoenixSioux City

PHX - SUX

PHXSUX

Phoenix Sky Harbor Intl

sáb. 8/16

1:35 pm-6:18 pm

1 stop26h 43m

$297

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/3

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

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

8,861 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

8,861 reviews

United Airlines

7.4

Good

8,861 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?
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.
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 $274.
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

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

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$274+ Cheap flights from Phoenix 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 7/18. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Phoenix to Sioux City with Cheapflights

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2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Phoenix to Sioux City

Round-trip from

Find flight deals from Phoenix to Sioux City

Cheapest flights from Phoenix to Sioux CityExplore 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 julio 3, 2025.

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 julio 3, 2025.

Cheapflights Fare Finder

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

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.

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?

Reviews of airlines servicing Sioux City

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.

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?

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

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

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

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

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

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Top airline flying from Phoenix to Sioux City

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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 julio 3, 2025.