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$135+ 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 12/25. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — FSD
Nov 21 — Nov 281
Fri 11/21
Fri 11/28
1 adult, Economy
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Cheapflights Tip: The best prices from Portland to Sioux Falls Joe Foss Field are usually found in January or August, booked 47 days in advance, depart on a Tuesday or Saturday and return on a Friday

Cheap 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 October 22, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$251
(Delta)

One-way from

$135
(United Airlines)

Popular in

December

Cheapest in

January

Average price

$413
Provider with most accurate pricing for Portland-Sioux Falls Joe Foss Field flight deals.
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Provider most trusted by Cheapflights users for Portland-Sioux Falls Joe Foss Field flights.
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From Portland to Sioux Falls Joe Foss Field
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One-way flight from Portland to Sioux Falls Joe Foss Field
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Highest demand for flights based on searches. 11% potential increase in price ($52 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($18 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Find 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 October 22, 2025.

This American Airlines deal was found by Cheapflights users on 10/21. 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.
Wed 11/1911:43 amPDX - FSD
1 stop8h 44mAmerican Airlines
Sun 11/235:11 pmFSD - PDX
1 stop9h 39mAmerican Airlines
Deal found 10/21$260
This Delta deal was found by Cheapflights users on 10/22. 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.
Sun 12/712:32 amPDX - FSD
1 stop7h 48mDelta
Mon 12/1511:00 amFSD - PDX
1 stop8h 43mDelta
Deal found 10/22$269
This Kiwi.com deal was found by Cheapflights users on 10/20. 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 12/2112:47 pmPDX - FSD
1 stop29h 08mFrontier
Fri 1/28:50 pmFSD - PDX
1 stop17h 02mFrontier
Deal found 10/20$316
This United Airlines deal was found by Cheapflights users on 10/21. 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 11/191:00 pmPDX - FSD
2 stops8h 44mUnited Airlines
Sun 11/236:00 amFSD - PDX
1 stop5h 38mUnited Airlines
Deal found 10/21$318
This Delta deal was found by Cheapflights users on 10/22. 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.
Thu 11/61:55 pmPDX - FSD
1 stop7h 02mDelta
Mon 11/105:18 amFSD - PDX
1 stop7h 56mDelta
Deal found 10/22$349
This Kiwi.com deal was found by Cheapflights users on 10/20. 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 12/2112:47 pmPDX - FSD
1 stop29h 08mMultiple Airlines
Fri 1/210:40 pmFSD - PDX
2 stops39h 03mMultiple Airlines
Deal found 10/20$350
This Delta deal was found by Cheapflights users on 10/20. 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.
Mon 11/2412:35 amPDX - FSD
1 stop7h 43mDelta
Thu 11/2710:58 amFSD - PDX
2 stops9h 50mDelta
Deal found 10/20$354
This Delta deal was found by Cheapflights users on 10/21. 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.
Thu 12/412:32 amPDX - FSD
1 stop7h 45mDelta
Sun 12/75:14 amFSD - PDX
2 stops12h 19mDelta
Deal found 10/21$364
This Kiwi.com deal was found by Cheapflights users on 10/20. 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.
Mon 12/228:45 pmPDX - FSD
1 stop12h 31mMultiple Airlines
Fri 1/28:50 pmFSD - PDX
1 stop17h 02mMultiple Airlines
Deal found 10/20$387

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 October 22, 2025.
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

Sat 2/21

6:15 am-3:33 pm

1 stop7h 18m

Sioux Falls Joe Foss Field

Tue 2/24

1:20 pm-8:30 pm

1 stop9h 10m

$251

PortlandSioux Falls

PDX - FSD

PDXFSD

Portland

Wed 11/19

11:43 am-10:27 pm

1 stop8h 44m

Sioux Falls Joe Foss Field

Sun 11/23

5:11 pm-12:50 am

1 stop9h 39m

$260

PortlandSioux Falls

PDX - FSD

PDXFSD

Portland

Sun 12/7

12:32 am-10:20 am

1 stop7h 48m

Sioux Falls Joe Foss Field

Mon 12/15

4:25 pm-8:52 pm

1 stop6h 27m

$269

PortlandSioux Falls

PDX - FSD

PDXFSD

Portland

Fri 12/5

7:30 pm-10:20 am

2 stops12h 50m

Sioux Falls Joe Foss Field

Sun 12/7

4:25 pm-8:52 pm

1 stop6h 27m

$274

PortlandSioux Falls

PDX - FSD

PDXFSD

Portland

Wed 2/4

12:55 am-10:07 am

1 stop7h 12m

Sioux Falls Joe Foss Field

Mon 2/9

1:20 pm-8:30 pm

1 stop9h 10m

$294

PortlandSioux Falls

PDX - FSD

PDXFSD

Portland

Thu 2/5

8:30 am-9:50 pm

2 stops11h 20m

Sioux Falls Joe Foss Field

Mon 2/9

5:18 pm-9:12 pm

1 stop5h 54m

$299

PortlandSioux Falls

PDX - FSD

PDXFSD

Portland

Thu 12/25

2:45 pm-11:55 pm

1 stop7h 10m

$135

PortlandSioux Falls

PDX - FSD

PDXFSD

Portland

Sat 12/20

5:33 am-4:46 pm

1 stop9h 13m

$350

PortlandSioux Falls

PDX - FSD

PDXFSD

Portland

Fri 12/19

12:32 am-10:26 am

1 stop7h 54m

$375

PortlandSioux Falls

PDX - FSD

PDXFSD

Portland

Wed 10/29

7:10 pm-8:31 pm

1 stop23h 21m

$382

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/21

Showing 1-10 of 11 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 October.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice 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 October 17, 2025.

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 47 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, May is the cheapest month in which you can book a flight from Portland to Sioux Falls (average of $132). Flying from Portland to Sioux Falls in February is currently the most expensive (average of $269). 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.

What is the cheapest time of day to fly from PDX to FSD?

Find hourly flight availability from Portland to Sioux Falls. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 22, 2025.

It’s typically best to fly out from Portland to Sioux Falls in the evening. Doing so could potentially save you 25% on the flight price compared to flying in the morning, which is usually more expensive.

What is the cheapest day to fly from Portland to Sioux Falls?

Use this chart to determine the cheapest time to fly round-trip from Portland to Sioux Falls. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Portland to Sioux Falls flight should consider departing on Saturday evenings when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

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 October 22, 2025.
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
7,981 reviews

Crew

8.5

Food

7.3

Overall

7.9

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Delta
7.9
Good
7,981 reviews
Delta
7.9
Good
7,981 reviews

Crew

8.5

Food

7.3

Overall

7.9

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
United Airlines
7.4
Good
8,990 reviews
Delta
7.9
Good
7,981 reviews

Crew

8.5

Food

7.3

Overall

7.9

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
American Airlines
7.2
Good
11,028 reviews
Delta
7.9
Good
7,981 reviews

Crew

8.5

Food

7.3

Overall

7.9

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Frontier
5.8
Fair
3,129 reviews
Delta
7.9
Good
7,981 reviews

Crew

8.5

Food

7.3

Overall

7.9

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.

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?

    Delta and American Airlines can get you from Portland to Sioux Falls in just under 7h 18m. Your travel time can differ by up to 1h 26m. 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 $130, 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 $238 and $259, respectively. You may be able to fly from Portland to Sioux Falls for 67% less than the average price by searching for these airlines.

  • 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, May is the cheapest month in which you can book a flight from Portland to Sioux Falls (average of $132). Flying from Portland to Sioux Falls in February is currently the most expensive (average of $269). 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 October 22, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$130Average$248FlexibilityNo cancel feeOn-time62%
DeltaCheapest$238Average$372FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$259Average$418FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$293Average$493FlexibilityNo cancel feeOn-time69%

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