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

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

In terms of precipitation, rainfall in Portland ranges from 0.7 - 5.6 inches per month. November is typically the wettest month, when rainfall can reach 5.6 in. July is typically the driest time to visit Portland when rainfall is around 0.7 in.

If weather is an important factor for your trip to Portland, 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 69.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 41.0 F).

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

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

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

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

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

Yes. Cheapflights offers flight deals from Sioux City to Portland by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$334+ Flights from Sioux City to Portland

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Cheap flight deals from Sioux City to Portland

Round-trip from	$334 (United Airlines)

From Sioux City Sioux Gateway to Portland

Search Deals

Find flight deals from Sioux City to Portland

Cheapest flights from Sioux City to Portland
Explore the most affordable flight options available from Sioux City to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on julio 29, 2025.

lun. 9/86:48 pmSUX - PDX

1 stop5h 54mUnited Airlines

lun. 9/228:35 amPDX - SUX

1 stop7h 38mUnited Airlines

Deal found 7/28

$334

Best flights from Sioux City to Portland
Discover carefully curated flight deals from Sioux City to Portland that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated julio 29, 2025.

lun. 9/86:48 pmSUX - PDX

1 stop5h 54mUnited Airlines

lun. 9/228:35 amPDX - SUX

1 stop7h 38mUnited Airlines

Deal found 7/28

$334

Last-minute flights from Sioux City to Portland
Discover last-minute flight deals from Sioux City to Portland. Data last updated julio 29, 2025 and is based on user searches.

lun. 8/46:53 pmSUX - PDX

1 stop16h 39mUnited Airlines

jue. 8/74:16 pmPDX - SUX

1 stop24h 02mUnited Airlines

Deal found 7/28

$826

mar. 8/126:53 pmSUX - PDX

1 stop5h 23mUnited Airlines

sáb. 8/167:46 pmPDX - SUX

3 stops20h 32mUnited Airlines

Deal found 7/28

$499

Fly from

Fly to

Route

Depart

Return

Price

Sioux CityPortland

SUX - PDX

SUXPDX

Sioux City Sioux Gateway

lun. 9/8

6:48 pm-10:42 pm

1 stop5h 54m

Portland

lun. 9/22

8:35 am-6:13 pm

1 stop7h 38m

$334

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/28

Best time to book a flight from Sioux City to Portland

Have a flexible travel schedule? Discover the best time to fly to Portland from Sioux City 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 Sioux City to Portland

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

Currently, November is the cheapest month in which you can book a flight from Sioux City to Portland (average of $277). Flying from Sioux City to Portland in March is currently the most expensive (average of $368). 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.

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

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

Reviews of airlines servicing Portland

Read reviews from past customers who have flown United Airlines from Sioux City to Portland. 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

8,899 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

8,899 reviews

United Airlines

7.4

Good

8,899 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

Can I find deals for flights from Sioux City to Portland that include hotel bookings?
Yes. In addition to deals on Sioux City to Portland flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Sioux City to Portland?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Sioux City to Portland.
Can I find deals for business class flights from Sioux City to Portland?
Yes. Cheapflights offers flight deals from Sioux City to Portland 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 Sioux City to Portland?
Currently, November is the cheapest month in which you can book a flight from Sioux City to Portland (average of $277). Flying from Sioux City to Portland in March is currently the most expensive (average of $368). 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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$334+ Cheap flights from Sioux City to Portland (SUX - PDX)

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 9/8. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Sioux City to Portland with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Sioux City to Portland

Round-trip from

Find flight deals from Sioux City to Portland

Cheapest flights from Sioux City to PortlandExplore the most affordable flight options available from Sioux City to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on julio 29, 2025.

Explore the most affordable flight options available from Sioux City to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on julio 29, 2025.

Cheapflights Fare Finder

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

Best time to book a flight from Sioux City to Portland

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

Cheapflights Insights

Everything you need to know about your flight from Sioux City to Portland

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

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

Find hourly flight availability from Sioux City to Portland. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated julio 29, 2025.

Reviews of airlines servicing Portland

Read reviews from past customers who have flown United Airlines from Sioux City to Portland. 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 Sioux City to Portland. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

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

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

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

Traveling to a place near Portland?

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Cheapest flights from Sioux City to Portland
Explore the most affordable flight options available from Sioux City to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on julio 29, 2025.