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

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

How old do you have to be to fly from Sioux City Sioux Gateway Airport to Portland 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 Sioux City Sioux Gateway Airport to Portland Airport.

What documentation or ID do you need to fly to Portland Airport?

The necessary travel and health documents for your Portland Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$316 Cheap Flights from Sioux City to Portland in 2026

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Find the cheapest flights from Sioux City to Portland

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1:00 pm - 10:59 pm

SUX

PDX

11h 59m2 stops

3:45 pm - 11:41 pm

PDX

SUX

5h 56m1 stop

$346United Airlines

Fri, Feb 27 - Mon, Mar 9

6:30 pm - 10:59 pm

SUX

PDX

6h 29m1 stop

3:45 pm - 11:41 pm

PDX

SUX

5h 56m1 stop

$354United Airlines

Thu, Mar 5 - Wed, Mar 11

6:00 am - 9:48 am

SUX

PDX

5h 48m1 stop

4:15 pm - 11:44 pm

PDX

SUX

5h 29m1 stop

$379United Airlines

Thu, Apr 23 - Wed, Apr 29

6:30 pm - 10:59 pm

SUX

PDX

6h 29m1 stop

5:05 am - 5:41 pm

PDX

SUX

10h 36m2 stops

$389United Airlines

Thu, Mar 5 - Wed, Mar 11

6:30 pm - 11:00 pm

SUX

PDX

6h 30m1 stop

6:57 pm - 10:45 am

PDX

SUX

13h 48m1 stop

$402United Airlines

Thu, Mar 19 - Wed, Mar 25

6:00 am - 9:45 am

SUX

PDX

5h 45m1 stop

7:00 am - 5:28 pm

PDX

SUX

8h 28m1 stop

$404United Airlines

Wed, Jan 21 - Sat, Jan 24

6:00 am - 9:45 am

SUX

PDX

5h 45m1 stop

1:35 pm - 11:47 pm

PDX

SUX

8h 12m2 stops

$414United Airlines

Wed, Jan 21 - Sat, Jan 24

6:54 pm - 10:38 pm

SUX

PDX

5h 44m1 stop

4:05 pm - 11:42 pm

PDX

SUX

5h 37m1 stop

$415United Airlines

Sun, May 17 - Sun, May 24

6:00 am - 12:33 pm

SUX

PDX

8h 33m2 stops

5:00 am - 5:28 pm

PDX

SUX

10h 28m2 stops

$419United Airlines

Wed, Jan 21 - Sat, Jan 24

6:54 pm - 10:38 pm

SUX

PDX

5h 44m1 stop

8:46 am - 11:42 pm

PDX

SUX

12h 56m2 stops

$420United Airlines

Sun, May 17 - Sun, May 24

United Airlines flights from Sioux City to Portland

Our best United Airlines deals on Sioux City to Portland flight tickets

United Airlines

Feb 27

SUX1:00 pmSioux City Sioux Gateway

11h 59m

2 stops

PDX10:59 pmPortland

Mar 9

PDX3:45 pmPortland

5h 56m

1 stop

SUX11:41 pmSioux City Sioux Gateway

$346

United Airlines

Mar 5

SUX6:30 pmSioux City Sioux Gateway

6h 29m

1 stop

PDX10:59 pmPortland

Mar 11

PDX3:45 pmPortland

5h 56m

1 stop

SUX11:41 pmSioux City Sioux Gateway

$354

United Airlines

Apr 23

SUX6:00 amSioux City Sioux Gateway

5h 48m

1 stop

PDX9:48 amPortland

Apr 29

PDX4:15 pmPortland

5h 29m

1 stop

SUX11:44 pmSioux City Sioux Gateway

$379

Fly from

Fly to

Route

Depart

Return

Price

Sioux CityPortland

SUX - PDX

SUXPDX

Sioux City Sioux Gateway

Fri 2/27

1:00 pm-10:59 pm

2 stops11h 59m

Portland

Mon 3/9

3:45 pm-11:41 pm

1 stop5h 56m

$346

Sioux CityPortland

SUX - PDX

SUXPDX

Sioux City Sioux Gateway

Thu 3/5

6:30 pm-10:59 pm

1 stop6h 29m

Portland

Wed 3/11

3:45 pm-11:41 pm

1 stop5h 56m

$354

Sioux CityPortland

SUX - PDX

SUXPDX

Sioux City Sioux Gateway

Thu 4/23

6:00 am-9:48 am

1 stop5h 48m

Portland

Wed 4/29

4:15 pm-11:44 pm

1 stop5h 29m

$379

Sioux CityPortland

SUX - PDX

SUXPDX

Sioux City Sioux Gateway

Thu 3/5

6:30 pm-10:59 pm

1 stop6h 29m

Portland

Wed 3/11

5:05 am-5:41 pm

2 stops10h 36m

$389

Sioux CityPortland

SUX - PDX

SUXPDX

Sioux City Sioux Gateway

Thu 3/19

6:30 pm-11:00 pm

1 stop6h 30m

Portland

Wed 3/25

6:57 pm-10:45 am

1 stop13h 48m

$402

Sioux CityPortland

SUX - PDX

SUXPDX

Sioux City Sioux Gateway

Wed 1/21

6:00 am-9:45 am

1 stop5h 45m

Portland

Sat 1/24

7:00 am-5:28 pm

1 stop8h 28m

$404

Sioux CityPortland

SUX - PDX

SUXPDX

Sioux City Sioux Gateway

Wed 1/21

6:00 am-9:45 am

1 stop5h 45m

Portland

Sat 1/24

1:35 pm-11:47 pm

2 stops8h 12m

$414

Sioux CityPortland

SUX - PDX

SUXPDX

Sioux City Sioux Gateway

Sun 5/17

6:54 pm-10:38 pm

1 stop5h 44m

Portland

Sun 5/24

4:05 pm-11:42 pm

1 stop5h 37m

$415

Sioux CityPortland

SUX - PDX

SUXPDX

Sioux City Sioux Gateway

Wed 1/21

6:00 am-12:33 pm

2 stops8h 33m

Portland

Sat 1/24

5:00 am-5:28 pm

2 stops10h 28m

$419

Sioux CityPortland

SUX - PDX

SUXPDX

Sioux City Sioux Gateway

Sun 5/17

6:54 pm-10:38 pm

1 stop5h 44m

Portland

Sun 5/24

8:46 am-11:42 pm

2 stops12h 56m

$420

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

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

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 Portland?

United Airlines, Delta and Southwest are the top three most popular airlines that fly to Portland from Sioux City according to our data. United Airlines is the first choice among our users, with 48% of people opting to fly with this airline when traveling to Portland. Keep in mind that there are 6 different airlines that fly to Portland on a routine basis, so you have a few additional options to choose from.

When to book flights from Sioux City to Portland

Are you open to changing your travel dates? Check out the ideal times to fly from Sioux City to Portland according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Sioux City to Portland (SUX to PDX) flight deals and tips

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

Fastest flight time	5h 44m
Direct flights	None

The fastest flight from Sioux City to Portland takes 5h 44m

There are no direct flights from Sioux City to Portland. There are no popular flight routes from Sioux City to Portland.

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How far is Sioux City Sioux Gateway to Portland by plane?
The straight-line distance from Sioux City Sioux Gateway to Portland is 1315.3 mi. By plane, this route typically takes 5h 44m.
When did momondo last update prices for flights from Sioux City Sioux Gateway Airport to Portland Airport?
Prices for flights from Sioux City Sioux Gateway Airport to Portland Airport refresh daily.
How old do you have to be to fly from Sioux City Sioux Gateway Airport to Portland 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 Sioux City Sioux Gateway Airport to Portland Airport.
What documentation or ID do you need to fly to Portland Airport?
The necessary travel and health documents for your Portland Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

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Why use momondo?

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

It is quick and easy to find Sioux City to Portland flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Portland that suits you.

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

Yes. momondo enables you to select and highlight flights to Portland from Sioux City with this policy.

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

Once you have performed a search for Sioux City to Portland flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

If you are not ready to book a flight from Sioux City to Portland now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Portland and let you know when they change.