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Sioux Falls

$129+ 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
jul. 8 — jul. 151
mar. 7/8
mar. 7/15
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 julio 3, 2025.

Round-trip from

$154
(Priceline)

One-way from

$129
(Priceline)

Popular in

December

Cheapest in

January

Average price

$443
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 ($15 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($12 potential savings vs. average RT price).
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Average for round-trip flights in July 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 julio 3, 2025.

This Priceline deal was found by Cheapflights users on 7/2. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 7/166:35 amPDX - FSD
1 stop10h 19mFrontier
mié. 7/237:48 pmFSD - PDX
1 stop5h 36mFrontier
Deal found 7/2$154
This American Airlines deal was found by Cheapflights users on 6/30. 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.
mar. 9/235:38 amPDX - FSD
1 stop9h 25mAmerican Airlines
mar. 10/71:33 pmFSD - PDX
1 stop10h 14mAmerican Airlines
Deal found 6/30$251
This United Airlines deal was found by Cheapflights users on 7/1. 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.
vie. 9/2610:50 amPDX - FSD
2 stops9h 32mUnited Airlines
lun. 9/295:14 pmFSD - PDX
1 stop5h 52mUnited Airlines
Deal found 7/1$274
This Delta deal was found by Cheapflights users on 6/30. 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.
mar. 9/237:31 pmPDX - FSD
2 stops12h 36mDelta
mar. 10/71:20 pmFSD - PDX
2 stops12h 28mDelta
Deal found 6/30$281
This Mytrip deal was found by Cheapflights users on 7/1. 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.
dom. 7/2710:34 amPDX - FSD
1 stop7h 42mAllegiant Air
dom. 8/36:38 pmFSD - PDX
2 stops23h 09mAllegiant Air
Deal found 7/1$368
This Mytrip deal was found by Cheapflights users on 7/1. 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.
dom. 7/2710:34 amPDX - FSD
1 stop7h 42mMultiple Airlines
dom. 8/36:38 pmFSD - PDX
3 stops40h 40mMultiple Airlines
Deal found 7/1$437

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 julio 3, 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

mié. 7/16

6:35 am-6:54 pm

1 stop10h 19m

Sioux Falls Joe Foss Field

mié. 7/23

7:48 pm-11:24 pm

1 stop5h 36m

$154

PortlandSioux Falls

PDX - FSD

PDXFSD

Portland

mar. 9/23

5:38 am-5:03 pm

1 stop9h 25m

Sioux Falls Joe Foss Field

mar. 10/7

1:33 pm-9:47 pm

1 stop10h 14m

$251

PortlandSioux Falls

PDX - FSD

PDXFSD

Portland

vie. 9/26

10:50 am-10:22 pm

2 stops9h 32m

Sioux Falls Joe Foss Field

lun. 9/29

5:14 pm-9:06 pm

1 stop5h 52m

$274

PortlandSioux Falls

PDX - FSD

PDXFSD

Portland

mar. 9/23

7:31 pm-10:07 am

2 stops12h 36m

Sioux Falls Joe Foss Field

mar. 10/7

1:20 pm-11:48 pm

2 stops12h 28m

$281

PortlandSioux Falls

PDX - FSD

PDXFSD

Portland

dom. 7/27

10:34 am-8:16 pm

1 stop7h 42m

Sioux Falls Joe Foss Field

dom. 8/3

6:38 pm-3:47 pm

2 stops23h 09m

$368

PortlandSioux Falls

PDX - FSD

PDXFSD

Portland

dom. 7/27

10:34 am-8:16 pm

1 stop7h 42m

Sioux Falls Joe Foss Field

dom. 8/3

6:38 pm-9:18 am

3 stops40h 40m

$437

PortlandSioux Falls

PDX - FSD

PDXFSD

Portland

vie. 7/11

6:35 am-6:37 pm

1 stop10h 02m

$129

PortlandSioux Falls

PDX - FSD

PDXFSD

Portland

mié. 10/1

1:20 pm-10:44 pm

2 stops7h 24m

$141

PortlandSioux Falls

PDX - FSD

PDXFSD

Portland

mié. 10/1

5:16 am-1:46 pm

1 stop6h 30m

$160

PortlandSioux Falls

PDX - FSD

PDXFSD

Portland

mié. 10/1

5:30 am-10:42 am

3 stops27h 12m

$398

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/1

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 27, 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 julio 3, 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.

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 julio 3, 2025.
Read through reviews of airlines operating flights from Portland to Sioux Falls, such as Delta, United Airlines, and Allegiant Air. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,982 reviews

Comfort

7.9

Food

7.3

Overall

8.0

Crew

8.5

Entertainment

7.9

Boarding

8.2

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
7,982 reviews
Delta
8.0
Very good
7,982 reviews

Comfort

7.9

Food

7.3

Overall

8.0

Crew

8.5

Entertainment

7.9

Boarding

8.2

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
8,861 reviews
Delta
8.0
Very good
7,982 reviews

Comfort

7.9

Food

7.3

Overall

8.0

Crew

8.5

Entertainment

7.9

Boarding

8.2

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
708 reviews
Delta
8.0
Very good
7,982 reviews

Comfort

7.9

Food

7.3

Overall

8.0

Crew

8.5

Entertainment

7.9

Boarding

8.2

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
7,982 reviews

Comfort

7.9

Food

7.3

Overall

8.0

Crew

8.5

Entertainment

7.9

Boarding

8.2

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
3,286 reviews
Delta
8.0
Very good
7,982 reviews

Comfort

7.9

Food

7.3

Overall

8.0

Crew

8.5

Entertainment

7.9

Boarding

8.2

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 $154, 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 American Airlines and United Airlines - these airlines can fly you to your destination from $251 and $274, respectively. You may be able to fly from Portland to Sioux Falls for 62% 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 $129. Delta flights start at $141 while deals on American Airlines start at $160 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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 julio 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$130Average$255FlexibilityNo cancel feeOn-time62%
DeltaCheapest$238Average$376FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$257Average$533FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$259Average$406FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$293Average$506FlexibilityNo cancel feeOn-time69%

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