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$120+ 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 7/11. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — FSD
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
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 86 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 June 12, 2025.

Round-trip from

$251
(Delta)

One-way from

$120
(Mytrip)

Popular in

December

Cheapest in

January

Average price

$408
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. 3% potential increase in price ($13 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($13 potential savings vs. average RT price).
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Average for round-trip flights in June 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 June 12, 2025.

This Delta deal was found by Cheapflights users on 6/11. 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.
Tue 8/125:00 pmPDX - FSD
1 stop4h 44mDelta
Tue 8/195:00 amFSD - PDX
1 stop7h 40mDelta
Deal found 6/11$251
This Frontier deal was found by Cheapflights users on 6/10. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/66:35 amPDX - FSD
1 stop10h 19mFrontier
Sun 8/102:57 pmFSD - PDX
1 stop11h 19mFrontier
Deal found 6/10$271
This United Airlines deal was found by Cheapflights users on 6/10. 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.
Fri 7/1112:55 pmPDX - FSD
1 stop5h 25mUnited Airlines
Mon 7/218:00 amFSD - PDX
1 stop9h 14mUnited Airlines
Deal found 6/10$284
This Mytrip deal was found by Cheapflights users on 6/10. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/1110:23 amPDX - FSD
1 stop27h 24mMultiple Airlines
Mon 7/219:39 pmFSD - PDX
2 stops18h 36mMultiple Airlines
Deal found 6/10$308
This American Airlines deal was found by Cheapflights users on 6/10. 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.
Mon 8/412:59 amPDX - FSD
1 stop9h 47mAmerican Airlines
Tue 8/125:15 pmFSD - PDX
1 stop7h 44mAmerican Airlines
Deal found 6/10$331
This Mytrip deal was found by Cheapflights users on 6/11. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/273:34 pmPDX - FSD
2 stops20h 01mAllegiant Air
Tue 7/89:58 amFSD - PDX
2 stops31h 38mAllegiant Air
Deal found 6/11$547

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 June 12, 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

Tue 8/12

5:00 pm-11:44 pm

1 stop4h 44m

Sioux Falls Joe Foss Field

Tue 8/19

5:00 am-10:40 am

1 stop7h 40m

$251

PortlandSioux Falls

PDX - FSD

PDXFSD

Portland

Wed 8/6

6:35 am-6:54 pm

1 stop10h 19m

Sioux Falls Joe Foss Field

Sun 8/10

2:57 pm-12:16 am

1 stop11h 19m

$271

PortlandSioux Falls

PDX - FSD

PDXFSD

Portland

Fri 7/11

12:55 pm-8:20 pm

1 stop5h 25m

Sioux Falls Joe Foss Field

Mon 7/21

8:00 am-3:14 pm

1 stop9h 14m

$284

PortlandSioux Falls

PDX - FSD

PDXFSD

Portland

Fri 7/11

10:23 am-3:47 pm

1 stop27h 24m

Sioux Falls Joe Foss Field

Mon 7/21

9:39 pm-2:15 pm

2 stops18h 36m

$308

PortlandSioux Falls

PDX - FSD

PDXFSD

Portland

Mon 8/4

12:59 am-12:46 pm

1 stop9h 47m

Sioux Falls Joe Foss Field

Tue 8/12

5:15 pm-10:59 pm

1 stop7h 44m

$331

PortlandSioux Falls

PDX - FSD

PDXFSD

Portland

Fri 6/27

3:34 pm-1:35 pm

2 stops20h 01m

Sioux Falls Joe Foss Field

Tue 7/8

9:58 am-3:36 pm

2 stops31h 38m

$547

PortlandSioux Falls

PDX - FSD

PDXFSD

Portland

Fri 7/11

3:10 pm-3:47 pm

1 stop22h 37m

$120

PortlandSioux Falls

PDX - FSD

PDXFSD

Portland

Tue 8/12

5:00 pm-11:44 pm

1 stop4h 44m

$126

PortlandSioux Falls

PDX - FSD

PDXFSD

Portland

Tue 8/12

9:47 am-11:36 pm

2 stops11h 49m

$157

PortlandSioux Falls

PDX - FSD

PDXFSD

Portland

Wed 6/18

6:35 am-6:53 pm

1 stop10h 18m

$193

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

Showing 1-10 of 12 results
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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 June 9, 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 85 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, September is the cheapest month in which you can book a flight from Portland to Sioux Falls (average of $334). Flying from Portland to Sioux Falls in December is currently the most expensive (average of $446). 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 June 12, 2025.

It’s typically best to fly out from Portland to Sioux Falls in the evening. Doing so could potentially save you 26% 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. Monday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in Sioux Falls by month

Plan your trip to Sioux Falls by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Sioux Falls ranges from 0.6 - 3.9 inches per month. June is typically the wettest month, when rainfall can reach 3.9 in. January is typically the driest time to visit Sioux Falls when rainfall is around 0.6 in.

Temperature in Sioux Falls by month

Plan your trip to Sioux Falls by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Sioux Falls, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 15.8 F).

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 June 12, 2025.
Peruse reviews from past customers who have flown with Delta, United Airlines and Allegiant Air from Portland to Sioux Falls to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,950 reviews

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,950 reviews
Delta
8.0
Very good
7,950 reviews

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,790 reviews
Delta
8.0
Very good
7,950 reviews

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Allegiant Air
7.3
Good
725 reviews
Delta
8.0
Very good
7,950 reviews

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,950 reviews

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Frontier
5.9
Fair
3,295 reviews
Delta
8.0
Very good
7,950 reviews

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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.

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

    Currently priced at $251, Delta will fly you from Portland to Sioux Falls and back. In addition to Delta, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Frontier and United Airlines - these airlines can fly you to your destination from $271 and $284, respectively. You may be able to fly from Portland to Sioux Falls for 38% 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 Delta, which is currently one of the cheapest options available, starting at $126. United Airlines flights start at $157 while deals on Frontier start at $193 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, September is the cheapest month in which you can book a flight from Portland to Sioux Falls (average of $334). Flying from Portland to Sioux Falls in December is currently the most expensive (average of $446). 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

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Top 5 airlines flying from Portland to Sioux Falls

Discover the top 5 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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$130Average$260FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$228Average$405FlexibilityNo cancel feeOn-time71%
DeltaCheapest$238Average$373FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$257Average$533FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$289Average$513FlexibilityNo cancel feeOn-time69%

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