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Cheap flights from Oregon to Sioux City from $324

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Oregon to Sioux City departing on 3/14. 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
4:07 pm - 11:41 pm
PDX
-
SUX
5h 34m
1 stop
United Airlines Logo
6:30 pm - 11:00 pm
SUX
-
PDX
6h 30m
1 stop
$324United Airlines
Sat, Mar 14 - Wed, Mar 18
United Airlines Logo
5:00 am - 10:46 am
BOI
-
SUX
4h 46m
1 stop
United Airlines Logo
6:00 am - 9:54 am
SUX
-
BOI
4h 54m
1 stop
$344United Airlines
Tue, Apr 28 - Sat, May 2
United Airlines Logo
5:00 am - 10:46 am
BOI
-
SUX
4h 46m
1 stop
United Airlines Logo
6:00 am - 4:48 pm
SUX
-
BOI
11h 48m
2 stops
$354United Airlines
Tue, Apr 28 - Sat, May 2
United Airlines Logo
4:07 pm - 11:41 pm
PDX
-
SUX
5h 34m
1 stop
United Airlines Logo
12:53 pm - 11:04 pm
SUX
-
PDX
12h 11m
2 stops
$364United Airlines
Sat, Mar 14 - Wed, Mar 18
United Airlines Logo
4:15 pm - 11:44 pm
PDX
-
SUX
5h 29m
1 stop
United Airlines Logo
6:30 pm - 10:55 pm
SUX
-
PDX
6h 25m
1 stop
$404United Airlines
Thu, Jun 4 - Mon, Jun 8
United Airlines Logo
1:39 pm - 11:41 pm
PDX
-
SUX
8h 02m
2 stops
United Airlines Logo
6:10 am - 12:33 pm
SUX
-
PDX
8h 23m
2 stops
$409United Airlines
Sat, Mar 14 - Wed, Mar 18
United Airlines Logo
5:00 am - 10:57 am
PDX
-
SUX
27h 57m
1 stop
United Airlines Logo
11:32 am - 3:13 pm
SUX
-
PDX
5h 41m
1 stop
$476United Airlines
Tue, Jul 7 - Wed, Jul 15
United Airlines Logo
5:29 pm - 10:46 am
BOI
-
SUX
16h 17m
1 stop
United Airlines Logo
12:55 pm - 7:33 pm
SUX
-
BOI
7h 38m
1 stop
$478United Airlines
Tue, Apr 28 - Sat, May 2
United Airlines Logo
5:00 am - 10:57 am
PDX
-
SUX
27h 57m
1 stop
United Airlines Logo
11:32 am - 10:48 pm
SUX
-
PDX
13h 16m
2 stops
$486United Airlines
Tue, Jul 7 - Wed, Jul 15
United Airlines Logo
5:29 pm - 10:46 am
BOI
-
SUX
16h 17m
1 stop
United Airlines Logo
6:00 am - 3:26 pm
SUX
-
BOI
10h 26m
2 stops
$488United Airlines
Tue, Apr 28 - Sat, May 2

United Airlines flights from Oregon to Sioux City

Our best United Airlines deals on Oregon to Sioux City flight tickets
United Airlines
Mar 14
PDX4:07 pmPortland
5h 34m
1 stop
SUX11:41 pmSioux City Sioux Gateway
Mar 18
SUX6:30 pmSioux City Sioux Gateway
6h 30m
1 stop
PDX11:00 pmPortland
$324
United Airlines
Apr 28
BOI5:00 amBoise Air Term. Gowen Fld
4h 46m
1 stop
SUX10:46 amSioux City Sioux Gateway
May 2
SUX6:00 amSioux City Sioux Gateway
4h 54m
1 stop
BOI9:54 amBoise Air Term. Gowen Fld
$344
United Airlines
Apr 28
BOI5:00 amBoise Air Term. Gowen Fld
4h 46m
1 stop
SUX10:46 amSioux City Sioux Gateway
May 2
SUX6:00 amSioux City Sioux Gateway
11h 48m
2 stops
BOI4:48 pmBoise Air Term. Gowen Fld
$354

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 March 3, 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

Sat 3/14

4:07 pm-11:41 pm

1 stop5h 34m

Sioux City Sioux Gateway

Wed 3/18

6:30 pm-11:00 pm

1 stop6h 30m

$324

BoiseSioux City

BOI - SUX

BOISUX

Boise Air Term. Gowen Fld

Tue 4/28

5:00 am-10:46 am

1 stop4h 46m

Sioux City Sioux Gateway

Sat 5/2

6:00 am-9:54 am

1 stop4h 54m

$344

BoiseSioux City

BOI - SUX

BOISUX

Boise Air Term. Gowen Fld

Tue 4/28

5:00 am-10:46 am

1 stop4h 46m

Sioux City Sioux Gateway

Sat 5/2

6:00 am-4:48 pm

2 stops11h 48m

$354

PortlandSioux City

PDX - SUX

PDXSUX

Portland

Sat 3/14

4:07 pm-11:41 pm

1 stop5h 34m

Sioux City Sioux Gateway

Wed 3/18

12:53 pm-11:04 pm

2 stops12h 11m

$364

PortlandSioux City

PDX - SUX

PDXSUX

Portland

Thu 6/4

4:15 pm-11:44 pm

1 stop5h 29m

Sioux City Sioux Gateway

Mon 6/8

6:30 pm-10:55 pm

1 stop6h 25m

$404

PortlandSioux City

PDX - SUX

PDXSUX

Portland

Sat 3/14

1:39 pm-11:41 pm

2 stops8h 02m

Sioux City Sioux Gateway

Wed 3/18

6:10 am-12:33 pm

2 stops8h 23m

$409

PortlandSioux City

PDX - SUX

PDXSUX

Portland

Tue 7/7

5:00 am-10:57 am

1 stop27h 57m

Sioux City Sioux Gateway

Wed 7/15

11:32 am-3:13 pm

1 stop5h 41m

$476

BoiseSioux City

BOI - SUX

BOISUX

Boise Air Term. Gowen Fld

Tue 4/28

5:29 pm-10:46 am

1 stop16h 17m

Sioux City Sioux Gateway

Sat 5/2

12:55 pm-7:33 pm

1 stop7h 38m

$478

PortlandSioux City

PDX - SUX

PDXSUX

Portland

Tue 7/7

5:00 am-10:57 am

1 stop27h 57m

Sioux City Sioux Gateway

Wed 7/15

11:32 am-10:48 pm

2 stops13h 16m

$486

BoiseSioux City

BOI - SUX

BOISUX

Boise Air Term. Gowen Fld

Tue 4/28

5:29 pm-10:46 am

1 stop16h 17m

Sioux City Sioux Gateway

Sat 5/2

6:00 am-3:26 pm

2 stops10h 26m

$488

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

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 airlines fly to Sioux City?

United Airlines, Southwest and American Airlines 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 54% 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

4h 46m

Direct flights

None
The fastest flight from Oregon to Sioux City takes 4h 46m
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
9,382 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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