How long is the flight from Portland to Sioux City?

For as low as $484, United Airlines can have you in Sioux City from Portland in 5h 37m. Airlines will cover a distance of 1314 mi.

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 time of day to fly from PDX to SUX?

When flying from Portland to Sioux City, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Most accurate provider : When it comes to deals on Portland-Sioux City flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Portland-Sioux City flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Portland-Sioux City flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Portland-Sioux City flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Portland-Sioux City flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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

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

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

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

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

Yes. Cheapflights offers flight deals from Portland 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.

$445+ Cheap Flights from Portland to Sioux City

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Cheap flight deals from Portland to Sioux City

Cheapest

Best

Last-minute

One-way

Cheapest flights from Portland to Sioux City
Explore the most affordable flight options available from Portland to Sioux City. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 11, 2026.

Tue 12/2211:42 pm -

2 stops16h 29m

Mon 12/286:46 pm -

1 stop6h 40m

Deal found 11/10

$757

Best flights from Portland to Sioux City
Discover carefully curated flight deals from Portland to Sioux City that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 11, 2026.

Thu 4/84:05 pm -

1 stop5h 37m

Sun 4/116:46 pm -

1 stop5h 52m

Deal found 11/9

$484

Tue 1/267:10 am -

1 stop9h 01m

Sat 1/305:04 am -

1 stop8h 27m

Deal found 11/10

$484

Wed 4/74:05 pm -

1 stop5h 37m

Mon 4/126:46 pm -

1 stop5h 52m

Deal found 11/10

$484

Fri 2/194:25 pm -

1 stop5h 19m

Tue 2/236:48 pm -

1 stop28h 11m

Deal found 11/6

$607

Find flight deals from Portland to Sioux City

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$484 (United Airlines)
One-way from	$445 (United Airlines)

Provider with most accurate pricing for Portland-Sioux City Sioux Gateway flight deals.

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Provider most trusted by Cheapflights users for Portland-Sioux City Sioux Gateway flights.

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From Portland to Sioux City Sioux Gateway

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One-way flight from Portland to Sioux City Sioux Gateway

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Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortlandSioux City

PDX Portland - SUX Sioux City Sioux Gateway

PDXSUX

Portland

Tue 12/22

11:50 pm-6:11 pm

1 stop16h 21m

Sioux City Sioux Gateway

Wed 12/31

12:00 am-10:00 pm

Nonstop0h 00m

$445

Quickest round-trip

PortlandSioux City

PDX Portland - SUX Sioux City Sioux Gateway

PDXSUX

Portland

Thu 4/8

4:05 pm-11:42 pm

1 stop5h 37m

Sioux City Sioux Gateway

Sun 4/11

6:46 pm-10:38 pm

1 stop5h 52m

$484

PortlandSioux City

PDX Portland - SUX Sioux City Sioux Gateway

PDXSUX

Portland

Tue 1/26

7:10 am-6:11 pm

1 stop9h 01m

Sioux City Sioux Gateway

Sat 1/30

5:04 am-11:31 am

1 stop8h 27m

$484

PortlandSioux City

PDX Portland - SUX Sioux City Sioux Gateway

PDXSUX

Portland

Wed 4/7

4:05 pm-11:42 pm

1 stop5h 37m

Sioux City Sioux Gateway

Mon 4/12

6:46 pm-10:38 pm

1 stop5h 52m

$484

PortlandSioux City

PDX Portland - SUX Sioux City Sioux Gateway

PDXSUX

Portland

Fri 2/19

4:25 pm-11:44 pm

1 stop5h 19m

Sioux City Sioux Gateway

Tue 2/23

6:48 pm-8:59 pm

1 stop28h 11m

$607

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/7

Sorted by cheapest first

Compare providers for flights from Portland to Sioux City

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Portland to Sioux City in November.

Provider	Price Accuracy	Trust Score*
FlightHub	Price Accuracy3 stars	Trust Score*3 stars
eDreams	Price Accuracy2 stars	Trust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

Most accurate provider: When it comes to deals on Portland-Sioux City flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Portland-Sioux City flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Portland-Sioux City flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Portland-Sioux City flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Portland-Sioux City flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Portland to Sioux City

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

PDX-SUX

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.

Related info for your journey

How long is the flight from Portland to Sioux City?
For as low as $484, United Airlines can have you in Sioux City from Portland in 5h 37m. Airlines will cover a distance of 1314 mi.
Can I find deals for flights from Portland to Sioux City that include hotel bookings?
Yes. In addition to deals on Portland to Sioux City flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Portland to Sioux City?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Portland to Sioux City.
Can I find deals for business class flights from Portland to Sioux City?
Yes. Cheapflights offers flight deals from Portland 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.

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$445+ Cheap flights from Portland to Sioux City (PDX - 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 12/22. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Portland 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 Portland to Sioux City

Cheapest flights from Portland to Sioux CityExplore the most affordable flight options available from Portland to Sioux City. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 11, 2026.

Explore the most affordable flight options available from Portland to Sioux City. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 11, 2026.

Best flights from Portland to Sioux CityDiscover carefully curated flight deals from Portland to Sioux City that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 11, 2026.

Discover carefully curated flight deals from Portland to Sioux City that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 11, 2026.

Last-minute flights from Portland to Sioux CityDiscover last-minute flight deals from Portland to Sioux City. Data last updated November 11, 2026 and is based on user searches.

Discover last-minute flight deals from Portland to Sioux City. Data last updated November 11, 2026 and is based on user searches.

One-way flights from Portland to Sioux CitySearch for one-way flight options from Portland to Sioux City. Find affordable one-way fares based on user searches. Data last updated November 11, 2026.

Search for one-way flight options from Portland to Sioux City. Find affordable one-way fares based on user searches. Data last updated November 11, 2026.

Find flight deals from Portland to Sioux City

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Most trusted provider

Round-trip from

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

Compare providers for flights from Portland to Sioux City

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Portland to Sioux City in November.

Best time to book a flight from Portland to Sioux City

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

Related info for your journey

How long is the flight from Portland to Sioux City?

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

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

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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Portland to Sioux City

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Complete your trip

Complete your trip to Sioux City by adding a car rental and/or hotel reservation to your travel itinerary.

Search flights from Portland to Sioux City by cabin class

Find flights from Portland to Sioux City, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Portland and Sioux City flights

Browse other Portland and Sioux City flight options. Last updated on November 11, 2026.

Other flights from Portland

Browse through other flights departing from Portland. Flights are based on user searches made on Cheapflights and were last updated on November 11, 2026.

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Check out other popular destinations found by fellow travelers in 2026

Other flights to Sioux City

Explore flights to Sioux City departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on November 11, 2026.

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Cheapest flights from Portland to Sioux City
Explore the most affordable flight options available from Portland to Sioux City. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 11, 2026.

Best flights from Portland to Sioux City
Discover carefully curated flight deals from Portland to Sioux City that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 11, 2026.

Last-minute flights from Portland to Sioux City
Discover last-minute flight deals from Portland to Sioux City. Data last updated November 11, 2026 and is based on user searches.

One-way flights from Portland to Sioux City
Search for one-way flight options from Portland to Sioux City. Find affordable one-way fares based on user searches. Data last updated November 11, 2026.