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South Dakota

$100+ Cheap flights from Oregon to South Dakota

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 9/5. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — FSD
Aug 31 — Sep 71
Sun 8/31
Sun 9/7
1 adult, Economy
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Cheap flight deals from Oregon to South Dakota

Keep the following information in mind while searching for Oregon to South Dakota flight deals. Data was last updated August 26, 2025.

Round-trip from

$251
(United Airlines)

One-way from

$100
(American Airlines)

Popular in

December

Cheapest in

January

Average price

$328
From Oregon to South Dakota
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One-way flight from Oregon to South Dakota
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Highest demand for flights based on searches. 4% potential increase in price ($18 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 August 2025
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Find flight deals from Oregon to South Dakota

Cheapest flights from Oregon to South Dakota
Explore the most affordable flight options available from Oregon to South Dakota. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 26, 2025.

This United Airlines deal was found by Cheapflights users on 8/26. 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 9/208:30 amPDX - FSD
1 stop6h 59mUnited Airlines
Sat 9/275:14 pmFSD - PDX
1 stop5h 52mUnited Airlines
Deal found 8/26$251
This American Airlines deal was found by Cheapflights users on 8/24. 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 10/221:26 pmBOI - FSD
1 stop8h 16mAmerican Airlines
Wed 10/296:00 amFSD - BOI
1 stop7h 46mAmerican Airlines
Deal found 8/24$251
This United Airlines deal was found by Cheapflights users on 8/24. 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 10/255:00 amPDX - RAP
1 stop6h 37mUnited Airlines
Wed 10/295:15 amRAP - PDX
1 stop5h 23mUnited Airlines
Deal found 8/24$259
This American Airlines deal was found by Cheapflights users on 8/25. 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.
Sun 10/55:13 amPDX - FSD
1 stop7h 02mAmerican Airlines
Sat 10/115:05 pmFSD - PDX
1 stop8h 24mAmerican Airlines
Deal found 8/25$260
This Delta deal was found by Cheapflights users on 8/25. 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.
Fri 9/54:58 pmPDX - FSD
1 stop4h 48mDelta
Mon 9/82:30 pmFSD - PDX
1 stop8h 29mDelta
Deal found 8/25$264
This Frontier deal was found by Cheapflights users on 8/25. 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.
Mon 9/156:05 amPDX - FSD
1 stop6h 04mFrontier
Mon 9/222:54 pmFSD - PDX
1 stop11h 18mFrontier
Deal found 8/25$265
This American Airlines deal was found by Cheapflights users on 8/24. 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.
Tue 9/236:00 amEUG - FSD
1 stop6h 15mAmerican Airlines
Tue 9/302:45 pmFSD - EUG
1 stop6h 46mAmerican Airlines
Deal found 8/24$269
This Delta deal was found by Cheapflights users on 8/24. 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.
Fri 9/263:20 pmBOI - FSD
1 stop6h 24mDelta
Tue 9/305:46 pmFSD - BOI
1 stop7h 13mDelta
Deal found 8/24$270
This Kiwi.com deal was found by Cheapflights users on 8/24. 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 8/3111:27 amPDX - RAP
1 stop7h 13mMultiple Airlines
Sun 9/75:39 pmRAP - PDX
1 stop25h 48mMultiple Airlines
Deal found 8/24$272
This United Airlines deal was found by Cheapflights users on 8/24. 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 9/235:00 amPDX - RAP
1 stop5h 32mUnited Airlines
Tue 9/308:30 amRAP - PDX
1 stop7h 35mUnited Airlines
Deal found 8/24$281
This United Airlines deal was found by Cheapflights users on 8/24. 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.
Thu 10/25:00 amRDM - FSD
1 stop5h 51mUnited Airlines
Sun 10/59:30 amFSD - RDM
1 stop5h 23mUnited Airlines
Deal found 8/24$282
This Delta deal was found by Cheapflights users on 8/26. 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 9/43:06 pmBOI - FSD
1 stop7h 40mDelta
Thu 9/115:46 pmFSD - BOI
1 stop7h 13mDelta
Deal found 8/26$284

Cheapflights Fare Finder

 
Customize your flight search to find flights from Oregon to South Dakota 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 August 26, 2025.
Use the filters below to find and compare flights from Oregon to South Dakota that are best for you.

Fly from

Oregon

Fly to

South Dakota

Route

Depart

Return

Price

PortlandSioux Falls

PDX - FSD

PDXFSD

Portland

Sat 9/20

8:30 am-5:29 pm

1 stop6h 59m

Sioux Falls Joe Foss Field

Sat 9/27

5:14 pm-9:06 pm

1 stop5h 52m

$251

PortlandSioux Falls

PDX - FSD

PDXFSD

Portland

Sat 10/11

5:34 am-4:35 pm

1 stop9h 01m

Sioux Falls Joe Foss Field

Tue 10/14

1:33 pm-9:49 pm

1 stop10h 16m

$251

BoiseSioux Falls

BOI - FSD

BOIFSD

Boise Air Term. Gowen Fld

Wed 10/22

1:26 pm-10:42 pm

1 stop8h 16m

Sioux Falls Joe Foss Field

Wed 10/29

6:00 am-12:46 pm

1 stop7h 46m

$251

PortlandRapid City

PDX - RAP

PDXRAP

Portland

Fri 10/24

12:40 am-9:53 am

1 stop8h 13m

Rapid City

Wed 10/29

6:05 am-12:50 pm

1 stop7h 45m

$259

PortlandRapid City

PDX - RAP

PDXRAP

Portland

Sat 10/25

5:00 am-12:37 pm

1 stop6h 37m

Rapid City

Wed 10/29

5:15 am-9:38 am

1 stop5h 23m

$259

PortlandRapid City

PDX - RAP

PDXRAP

Portland

Sun 9/21

5:00 am-12:38 pm

1 stop6h 38m

Rapid City

Sun 9/28

5:30 am-9:29 am

1 stop4h 59m

$259

PortlandRapid City

PDX - RAP

PDXRAP

Portland

Sat 10/25

7:44 am-4:03 pm

1 stop7h 19m

Rapid City

Wed 10/29

4:58 pm-11:29 pm

1 stop7h 31m

$259

PortlandRapid City

PDX - RAP

PDXRAP

Portland

Wed 9/24

4:07 pm-9:59 pm

1 stop4h 52m

Rapid City

Wed 10/1

5:30 am-9:29 am

1 stop4h 59m

$259

PortlandRapid City

PDX - RAP

PDXRAP

Portland

Mon 9/22

5:00 am-12:38 pm

1 stop6h 38m

Rapid City

Sun 9/28

5:30 am-9:29 am

1 stop4h 59m

$259

PortlandSioux Falls

PDX - FSD

PDXFSD

Portland

Sun 10/5

5:13 am-2:15 pm

1 stop7h 02m

Sioux Falls Joe Foss Field

Sat 10/11

5:05 pm-11:29 pm

1 stop8h 24m

$260

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/26

Showing 1-10 of 60 results
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Best time to book a flight from Oregon to South Dakota

Have a flexible travel schedule? Discover the best time to fly to South Dakota from Oregon 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 Oregon to South Dakota

What is the cheapest month to book a flight from Oregon to South Dakota?

Currently, September is the cheapest month in which you can book a flight from Oregon to South Dakota (average of $334). Flying from Oregon to South Dakota 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 OR to SD?

Find hourly flight availability from Oregon to South Dakota. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 26, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Oregon to South Dakota as you normally would.

How much does it cost to fly round-trip from Oregon to South Dakota?

Reviews of airlines servicing South Dakota

Get insights into the airlines that provide service to South Dakota. 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 South Dakota. Reviews last updated August 26, 2025.
Read reviews from past customers who have flown Alaska Airlines, Delta, and United Airlines from Oregon to South Dakota. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Crew

8.5

Entertainment

7.0

Food

7.1

Boarding

8.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

PDX - SJC

They had no snacks and had to pay for the Wifi.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Crew

8.5

Entertainment

7.0

Food

7.1

Boarding

8.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

PDX - SJC

They had no snacks and had to pay for the Wifi.
Delta
8.0
Very good
7,979 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Crew

8.5

Entertainment

7.0

Food

7.1

Boarding

8.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

PDX - SJC

They had no snacks and had to pay for the Wifi.
United Airlines
7.4
Good
8,943 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Crew

8.5

Entertainment

7.0

Food

7.1

Boarding

8.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

PDX - SJC

They had no snacks and had to pay for the Wifi.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Crew

8.5

Entertainment

7.0

Food

7.1

Boarding

8.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

PDX - SJC

They had no snacks and had to pay for the Wifi.
Frontier
5.8
Fair
3,200 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Crew

8.5

Entertainment

7.0

Food

7.1

Boarding

8.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

PDX - SJC

They had no snacks and had to pay for the Wifi.

Related info for your journey

Find useful and relevant information for your journey from Oregon to South Dakota. 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 Oregon to South Dakota?

    United Airlines, American Airlines, and Delta can get you from Oregon to South Dakota in just under 6h 59m. Your travel time can differ by up to 2h 02m. The distance between Oregon and South Dakota is about 1273 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines to fly from Oregon to South Dakota one-way?

    To fly one-way, consider booking your trip with American Airlines, which is currently one of the cheapest options available, starting at $100. Delta flights start at $131 while deals on United Airlines start at $181 one-way.

  • Can I find deals for flights from Oregon to South Dakota that include hotel bookings?

    Yes. In addition to deals on Oregon to South Dakota flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Oregon to South Dakota?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Oregon to South Dakota.

  • Can I find deals for business class flights from Oregon to South Dakota?

    Yes. Cheapflights offers flight deals from Oregon to South Dakota 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 Oregon to South Dakota?

    Currently, September is the cheapest month in which you can book a flight from Oregon to South Dakota (average of $334). Flying from Oregon to South Dakota 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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Alternative routes for Oregon to South Dakota

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from Oregon to South Dakota

Discover the top 5 airlines that operate flights from Oregon to South Dakota. 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 August 26, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$130Average$249FlexibilityNo cancel feeOn-time62%
DeltaCheapest$238Average$541FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$257Average$533FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$258Average$473FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$259Average$447FlexibilityNo cancel feeOn-time71%

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