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.

$278 Cheap Flights from Sioux City to Portland in 2025/26

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Find the cheapest flights from Sioux City to Portland

Round-trip

One-way

Cheap round-trip flights

6:00 am - 9:42 amSUX-PDX

5h 42m1 stop

7:11 am - 5:32 pmPDX-SUX

8h 21m1 stop

$334United Airlines

Find Deal

Tue, Mar 3 - Sat, Mar 7

12:45 pm - 10:59 pmSUX-PDX

12h 14m2 stops

7:11 am - 5:32 pmPDX-SUX

8h 21m1 stop

$344United Airlines

Find Deal

Tue, Mar 3 - Sat, Mar 7

7:50 am - 5:21 pmSUX-PDX

11h 31m2 stops

10:50 am - 6:14 pmPDX-SUX

5h 24m1 stop

$403United Airlines

Find Deal

Tue, Oct 7 - Sat, Oct 11

7:50 am - 5:21 pmSUX-PDX

11h 31m2 stops

5:30 am - 6:14 pmPDX-SUX

10h 44m2 stops

$413United Airlines

Find Deal

Tue, Oct 7 - Sat, Oct 11

7:50 am - 3:30 pmSUX-PDX

9h 40m1 stop

8:35 am - 6:14 pmPDX-SUX

7h 39m1 stop

$420United Airlines

Find Deal

Tue, Oct 7 - Sat, Oct 11

12:45 pm - 10:59 pmSUX-PDX

12h 14m2 stops

10:25 am - 11:34 pmPDX-SUX

11h 09m2 stops

$429United Airlines

Find Deal

Tue, Mar 3 - Sat, Mar 7

7:50 am - 8:20 pmSUX-PDX

14h 30m2 stops

5:30 am - 11:00 pmPDX-SUX

15h 30m3 stops

$1,249United Airlines

Find Deal

Tue, Oct 7 - Sat, Oct 11

United Airlines flights from Sioux City to Portland

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

United Airlines

Mar 3

SUX6:00 amSioux City Sioux Gateway

5h 42m

1 stop

PDX9:42 amPortland

Mar 7

PDX7:11 amPortland

8h 21m

1 stop

SUX5:32 pmSioux City Sioux Gateway

$334

Find similar

United Airlines

Mar 3

SUX12:45 pmSioux City Sioux Gateway

12h 14m

2 stops

PDX10:59 pmPortland

Mar 7

PDX7:11 amPortland

8h 21m

1 stop

SUX5:32 pmSioux City Sioux Gateway

$344

Find similar

United Airlines

Oct 7

SUX7:50 amSioux City Sioux Gateway

11h 31m

2 stops

PDX5:21 pmPortland

Oct 11

PDX10:50 amPortland

5h 24m

1 stop

SUX6:14 pmSioux City Sioux Gateway

$403

Find similar

Fly from

Fly to

Route

Depart

Return

Price

Sioux CityPortland

SUX - PDX

SUXPDX

Sioux City Sioux Gateway

Tue 3/3

6:00 am-9:42 am

1 stop5h 42m

Portland

Sat 3/7

7:11 am-5:32 pm

1 stop8h 21m

$334

Sioux CityPortland

SUX - PDX

SUXPDX

Sioux City Sioux Gateway

Tue 3/3

12:45 pm-10:59 pm

2 stops12h 14m

Portland

Sat 3/7

7:11 am-5:32 pm

1 stop8h 21m

$344

Sioux CityPortland

SUX - PDX

SUXPDX

Sioux City Sioux Gateway

Tue 10/7

7:50 am-5:21 pm

2 stops11h 31m

Portland

Sat 10/11

10:50 am-6:14 pm

1 stop5h 24m

$403

Sioux CityPortland

SUX - PDX

SUXPDX

Sioux City Sioux Gateway

Tue 10/7

7:50 am-5:21 pm

2 stops11h 31m

Portland

Sat 10/11

5:30 am-6:14 pm

2 stops10h 44m

$413

Sioux CityPortland

SUX - PDX

SUXPDX

Sioux City Sioux Gateway

Tue 10/7

7:50 am-3:30 pm

1 stop9h 40m

Portland

Sat 10/11

8:35 am-6:14 pm

1 stop7h 39m

$420

Sioux CityPortland

SUX - PDX

SUXPDX

Sioux City Sioux Gateway

Tue 3/3

12:45 pm-10:59 pm

2 stops12h 14m

Portland

Sat 3/7

10:25 am-11:34 pm

2 stops11h 09m

$429

Sioux CityPortland

SUX - PDX

SUXPDX

Sioux City Sioux Gateway

Tue 10/7

7:50 am-8:20 pm

2 stops14h 30m

Portland

Sat 10/11

5:30 am-11:00 pm

3 stops15h 30m

$1,249

Sioux CityPortland

SUX - PDX

SUXPDX

Sioux City Sioux Gateway

Wed 12/10

6:52 pm-11:03 am

2 stops18h 11m

$278

Sioux CityPortland

SUX - PDX

SUXPDX

Sioux City Sioux Gateway

Wed 12/10

6:52 pm-9:15 pm

1 stop28h 23m

$311

Sioux CityPortland

SUX - PDX

SUXPDX

Sioux City Sioux Gateway

Wed 12/10

6:52 pm-10:52 pm

3 stops30h 00m

$368

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

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

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 47% 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

Direct flights	None

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 42m.
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.