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Sioux Falls

$116+ Cheap flights from Portland to Sioux Falls (PDX - FSD)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/27. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — FSD
Mar 12 — Mar 191
Thu 3/12
Thu 3/19
1 adult, Economy
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Cheap flight deals from Portland to Sioux Falls

Cheapest flights from Portland to Sioux Falls
Explore the most affordable flight options available from Portland to Sioux Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 10, 2026.

This United Airlines deal was found by Cheapflights users on 2/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/711:59 pm
PDX
-
FSD
1 stop8h 43m
United Airlines
Sat 4/116:00 am
FSD
-
PDX
1 stop5h 48m
United Airlines
Deal found 2/9$270
This Kiwi.com deal was found by Cheapflights users on 2/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/141:48 pm
PDX
-
FSD
2 stops21h 57m
Multiple Airlines
Fri 4/178:30 pm
FSD
-
PDX
1 stop17h 12m
Multiple Airlines
Deal found 2/9$274
This United Airlines deal was found by Cheapflights users on 2/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/117:00 am
PDX
-
FSD
1 stop8h 44m
United Airlines
Sat 4/184:57 pm
FSD
-
PDX
1 stop6h 17m
United Airlines
Deal found 2/9$289
This Kiwi.com deal was found by Cheapflights users on 2/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/1511:48 am
PDX
-
FSD
1 stop5h 48m
Frontier
Mon 5/188:30 pm
FSD
-
PDX
1 stop18h 32m
Frontier
Deal found 2/9$301
This United Airlines deal was found by Cheapflights users on 2/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/84:10 pm
PDX
-
FSD
1 stop5h 39m
United Airlines
Sat 7/116:51 pm
FSD
-
PDX
1 stop6h 04m
United Airlines
Deal found 2/9$302
This Delta deal was found by Cheapflights users on 2/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/2912:30 am
PDX
-
FSD
1 stop7h 42m
Delta
Sat 5/24:17 pm
FSD
-
PDX
1 stop5h 48m
Delta
Deal found 2/9$305
This Kiwi.com deal was found by Cheapflights users on 2/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/317:17 pm
PDX
-
FSD
1 stop22h 46m
Allegiant Air
Wed 6/108:47 pm
FSD
-
PDX
1 stop23h 40m
Allegiant Air
Deal found 2/8$309
This American Airlines deal was found by Cheapflights users on 2/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/155:05 am
PDX
-
FSD
1 stop7h 00m
American Airlines
Sat 8/226:07 pm
FSD
-
PDX
1 stop7h 15m
American Airlines
Deal found 2/7$314
This Delta deal was found by Cheapflights users on 2/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/251:53 pm
PDX
-
FSD
1 stop7h 02m
Delta
Sat 2/284:19 pm
FSD
-
PDX
1 stop6h 11m
Delta
Deal found 2/7$329
This Kiwi.com deal was found by Cheapflights users on 2/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/1511:48 am
PDX
-
FSD
1 stop5h 48m
Multiple Airlines
Mon 5/188:53 pm
FSD
-
PDX
2 stops18h 09m
Multiple Airlines
Deal found 2/9$362

Find flight deals from Portland to Sioux Falls

Discover tips and strategies to find the most affordable flight options for your journey from Portland (PDX) to Sioux Falls (FSD). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated February 10, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$270
(United Airlines)

One-way from

$116
(Priceline)

Popular in

December

Cheapest in

August

Average price

$346
Provider with most accurate pricing for Portland-Sioux Falls Joe Foss Field flight deals.
Search Deals
Provider most trusted by Cheapflights users for Portland-Sioux Falls Joe Foss Field flights.
Search Deals
From Portland to Sioux Falls Joe Foss Field
Search Deals
One-way flight from Portland to Sioux Falls Joe Foss Field
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($54 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($16 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Portland to Sioux Falls 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, Cheapflights users made 2,558,603 searches. Data last updated February 10, 2026.
Use the filters below to find and compare flights from Portland to Sioux Falls that are best for you.

Fly from

Portland

Fly to

Sioux Falls

Route

Depart

Return

Price

PortlandSioux Falls

PDX - FSD

PDXFSD

Portland

Tue 4/7

11:59 pm-10:42 am

1 stop8h 43m

Sioux Falls Joe Foss Field

Sat 4/11

6:00 am-9:48 am

1 stop5h 48m

$270

PortlandSioux Falls

PDX - FSD

PDXFSD

Portland

Sat 4/11

7:00 am-5:44 pm

1 stop8h 44m

Sioux Falls Joe Foss Field

Sat 4/18

4:57 pm-9:14 pm

1 stop6h 17m

$289

PortlandSioux Falls

PDX - FSD

PDXFSD

Portland

Wed 4/29

12:30 am-10:12 am

1 stop7h 42m

Sioux Falls Joe Foss Field

Sat 5/2

4:17 pm-8:05 pm

1 stop5h 48m

$305

PortlandSioux Falls

PDX - FSD

PDXFSD

Portland

Wed 2/25

1:53 pm-10:55 pm

1 stop7h 02m

Sioux Falls Joe Foss Field

Sat 2/28

4:19 pm-8:30 pm

1 stop6h 11m

$329

PortlandSioux Falls

PDX - FSD

PDXFSD

Portland

Sun 5/31

3:00 pm-10:57 pm

1 stop5h 57m

Sioux Falls Joe Foss Field

Wed 6/10

8:15 am-3:06 pm

2 stops8h 51m

$394

PortlandSioux Falls

PDX - FSD

PDXFSD

Portland

Mon 3/9

12:04 pm-7:59 pm

1 stop5h 55m

Sioux Falls Joe Foss Field

Fri 3/13

8:54 pm-11:52 am

2 stops40h 58m

$419

PortlandSioux Falls

PDX - FSD

PDXFSD

Portland

Thu 8/6

10:51 am-9:38 pm

1 stop8h 47m

Sioux Falls Joe Foss Field

Thu 8/13

6:00 am-9:40 am

1 stop5h 40m

$429

PortlandSioux Falls

PDX - FSD

PDXFSD

Portland

Tue 5/5

7:15 am-8:20 pm

2 stops11h 05m

Sioux Falls Joe Foss Field

Thu 5/7

6:31 pm-11:50 pm

1 stop7h 19m

$435

PortlandSioux Falls

PDX - FSD

PDXFSD

Portland

Mon 4/27

11:48 am-7:36 pm

1 stop5h 48m

$116

PortlandSioux Falls

PDX - FSD

PDXFSD

Portland

Mon 3/2

11:35 pm-1:36 pm

1 stop12h 01m

$247

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/8

Showing 1-10 of 15 results
1
2

Compare providers for flights from Portland to Sioux Falls

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Portland to Sioux Falls in February.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Portland-Sioux Falls flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Portland-Sioux Falls flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Portland-Sioux Falls flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Portland-Sioux Falls flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Portland-Sioux Falls flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Portland to Sioux Falls

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

How far ahead should I book a flight from Portland to Sioux Falls?

Use this chart to determine the optimal time to book a round-trip flight from Portland to Sioux Falls. Price data was last updated on February 6, 2026.

The price you pay for your flight from Portland to Sioux Falls may vary depending on when you book. For the best chance of a lower fare, look to book 34 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, June is the cheapest month in which you can book a flight from Portland to Sioux Falls (average of $170). Flying from Portland to Sioux Falls in December is currently the most expensive (average of $418). 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.

How much does it cost to fly round-trip from Portland to Sioux Falls?

Reviews of airlines servicing Sioux Falls

Get insights into the airlines that provide service to Sioux Falls. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Sioux Falls. Reviews last updated February 10, 2026.
Read through reviews of airlines operating flights from Portland to Sioux Falls, such as Delta, United Airlines, and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,178 reviews

Comfort

7.9

Crew

8.5

Boarding

8.1

Entertainment

7.8

Food

7.2

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,178 reviews
Delta
7.9
Good
8,178 reviews

Comfort

7.9

Crew

8.5

Boarding

8.1

Entertainment

7.8

Food

7.2

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,267 reviews
Delta
7.9
Good
8,178 reviews

Comfort

7.9

Crew

8.5

Boarding

8.1

Entertainment

7.8

Food

7.2

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.2
Good
11,259 reviews
Delta
7.9
Good
8,178 reviews

Comfort

7.9

Crew

8.5

Boarding

8.1

Entertainment

7.8

Food

7.2

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Frontier
5.7
Fair
3,052 reviews
Delta
7.9
Good
8,178 reviews

Comfort

7.9

Crew

8.5

Boarding

8.1

Entertainment

7.8

Food

7.2

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from Portland to Sioux Falls. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Portland to Sioux Falls?

    United Airlines and Delta can get you from Portland to Sioux Falls in just under 7h 42m. Your travel time can differ by up to 1h 01m. Airlines will cover a distance of 1273 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines flying from Portland to Sioux Falls round-trip?

    Currently priced at $170, Frontier will fly you from Portland to Sioux Falls and back. In addition to Frontier, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Delta and American Airlines - these airlines can fly you to your destination from $244 and $259, respectively. You may be able to fly from Portland to Sioux Falls for 57% less than the average price by searching for these airlines.

  • What are the cheapest airlines to fly from Portland to Sioux Falls one-way?

    To fly one-way, consider booking your trip with Frontier, which is currently one of the cheapest options available, starting at $107. American Airlines flights start at $125 while deals on United Airlines start at $125 one-way.

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

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

  • How can I find direct flights from Portland to Sioux Falls?

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

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

    Yes. Cheapflights offers flight deals from Portland to Sioux Falls 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 Portland to Sioux Falls?

    Currently, June is the cheapest month in which you can book a flight from Portland to Sioux Falls (average of $170). Flying from Portland to Sioux Falls in December is currently the most expensive (average of $418). 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.

See more FAQs

Traveling to a place near Sioux Falls?

Book flights to Sioux Falls if you plan to visit one of these locations
Marshall

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Top 4 airlines flying from Portland to Sioux Falls

Discover the top 4 airlines that operate flights from Portland to Sioux Falls. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 10, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$170Average$248FlexibilityNo cancel feeOn-time62%
DeltaCheapest$244Average$388FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$259Average$426FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$263Average$472FlexibilityNo cancel feeOn-time69%

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