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Cheap flights from Oregon to Sioux City from $265

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Oregon to Sioux City departing on 1/27. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Oregon to Sioux City

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
3:45 pm - 11:47 pm
PDX
-
SUX
6h 02m
1 stop
United Airlines Logo
6:00 am - 9:42 am
SUX
-
PDX
5h 42m
1 stop
$274United Airlines
Fri, Feb 6 - Fri, Feb 13
United Airlines Logo
1:35 pm - 11:47 pm
PDX
-
SUX
8h 12m
2 stops
United Airlines Logo
6:00 am - 9:42 am
SUX
-
PDX
5h 42m
1 stop
$284United Airlines
Fri, Feb 6 - Fri, Feb 13
United Airlines Logo
1:35 pm - 11:47 pm
PDX
-
SUX
8h 12m
2 stops
United Airlines Logo
1:00 pm - 11:14 pm
SUX
-
PDX
12h 14m
2 stops
$421United Airlines
Fri, Feb 6 - Fri, Feb 13

United Airlines flights from Oregon to Sioux City

Our best United Airlines deals on Oregon to Sioux City flight tickets
United Airlines
Feb 6
PDX3:45 pmPortland
6h 02m
1 stop
SUX11:47 pmSioux City Sioux Gateway
Feb 13
SUX6:00 amSioux City Sioux Gateway
5h 42m
1 stop
PDX9:42 amPortland
$274
United Airlines
Feb 6
PDX1:35 pmPortland
8h 12m
2 stops
SUX11:47 pmSioux City Sioux Gateway
Feb 13
SUX6:00 amSioux City Sioux Gateway
5h 42m
1 stop
PDX9:42 amPortland
$284
United Airlines
Jan 27
PDX7:00 amPortland
8h 28m
1 stop
SUX5:28 pmSioux City Sioux Gateway
Jan 31
SUX6:00 amSioux City Sioux Gateway
8h 33m
2 stops
PDX12:33 pmPortland
$329

momondo Fare Finder

 
Customize your flight search to find flights from Oregon to Sioux City 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, momondo users made 832,500 searches. Data last updated January 12, 2026.
Use the filters below to find and compare flights from Oregon to Sioux City that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PortlandSioux City

PDX - SUX

PDXSUX

Portland

Fri 2/6

3:45 pm-11:47 pm

1 stop6h 02m

Sioux City Sioux Gateway

Fri 2/13

6:00 am-9:42 am

1 stop5h 42m

$274

PortlandSioux City

PDX - SUX

PDXSUX

Portland

Fri 2/6

1:35 pm-11:47 pm

2 stops8h 12m

Sioux City Sioux Gateway

Fri 2/13

6:00 am-9:42 am

1 stop5h 42m

$284

PortlandSioux City

PDX - SUX

PDXSUX

Portland

Fri 2/6

1:35 pm-11:47 pm

2 stops8h 12m

Sioux City Sioux Gateway

Fri 2/13

1:00 pm-11:14 pm

2 stops12h 14m

$421

PortlandSioux City

PDX - SUX

PDXSUX

Portland

Tue 1/27

3:45 pm-11:47 pm

1 stop6h 02m

$265

PortlandSioux City

PDX - SUX

PDXSUX

Portland

Tue 1/27

5:00 am-5:28 pm

2 stops10h 28m

$275

PortlandSioux City

PDX - SUX

PDXSUX

Portland

Sun 1/25

7:00 am-5:28 pm

1 stop8h 28m

$305

PortlandSioux City

PDX - SUX

PDXSUX

Portland

Mon 1/26

1:35 pm-11:47 pm

2 stops8h 12m

$315

PortlandSioux City

PDX - SUX

PDXSUX

Portland

Sun 1/25

5:00 am-5:28 pm

2 stops10h 28m

$365

PortlandSioux City

PDX - SUX

PDXSUX

Portland

Mon 1/26

3:50 pm-11:47 pm

3 stops29h 57m

$406

PortlandSioux City

PDX - SUX

PDXSUX

Portland

Tue 1/27

7:45 am-5:28 pm

3 stops31h 43m

$414

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 12 resultsSorted by cheapest first
1
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See travel insights to Sioux City from

How to get the cheapest flight ticket from Oregon to Sioux City

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Oregon to Sioux City Sioux Gateway?

United Airlines is the most popular carrier operating from Oregon to Sioux City Sioux Gateway

What airlines fly to Sioux City?

United Airlines, Southwest and Delta are the top three most popular airlines that fly to Sioux City from Oregon according to our data. United Airlines is the first choice among our users, with 55% of people opting to fly with this airline when traveling to Sioux City. Keep in mind that there are 6 different airlines that fly to Sioux City on a routine basis, so you have a few additional options to choose from.

Cheap Oregon to Sioux City flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Oregon to Sioux City

Fastest flight time

6h 02m

Direct flights

None
The fastest flight from Oregon to Sioux City takes 6h 02m
There are no direct flights from Oregon to Sioux City. There are no popular flight routes from Oregon to Sioux City.
Search flight deals

  • When did momondo last update prices for flights from Oregon to Sioux City Sioux Gateway Airport?

    Prices for flights from Oregon to Sioux City Sioux Gateway Airport refresh daily.

  • How many operators does momondo search for flights from Oregon to Sioux City Sioux Gateway Airport?

  • How old do you have to be to fly from Oregon to Sioux City Sioux Gateway Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Oregon to Sioux City Sioux Gateway Airport.

  • What documentation or ID do you need to fly to Sioux City Sioux Gateway Airport?

    The travel and health documents you'll need for your trip to Sioux City Sioux Gateway Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Sioux City Sioux Gateway Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Oregon to Sioux City

Compare and see reviews for airlines that fly from Oregon to Sioux City with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $268Free CancellationRating
7.4
9,149 reviews
Search United Airlines flights

Traveling to a place near Sioux City?

Book flights to Sioux City if you plan to visit one of these locations
Norfolk

Why use momondo?

Why should I use momondo to find a flight deal from Oregon to Sioux City?

Finding the right flight to Sioux City from Oregon is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Sioux City quick and easy, saving you time and money.

Can I find flights from Oregon to Sioux City with flexible booking policies on momondo?

momondo does allow users to show only those flights to Sioux City from Oregon which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Oregon to Sioux City?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Sioux City from Oregon.

I’m not ready to book a flight from Oregon to Sioux City right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Oregon to Sioux City flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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