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South Dakota

$126+ 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 11/18. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — FSD
Oct 17 — Oct 241
Fri 10/17
Fri 10/24
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 September 17, 2025.

Round-trip from

$167
(Booking.com)

One-way from

$126
(American Airlines)

Popular in

December

Cheapest in

January

Average price

$373
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. 5% potential increase in price ($25 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($10 potential savings vs. average RT price).
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Average for round-trip flights in September 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 September 17, 2025.

This Booking.com deal was found by Cheapflights users on 9/16. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/1512:52 pmPDX - FSD
1 stop22h 46mFrontier
Mon 11/172:32 pmFSD - PDX
1 stop23h 24mFrontier
Deal found 9/16$167
This Flightnetwork deal was found by Cheapflights users on 9/16. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2212:43 pmPDX - FSD
1 stop23h 41mFrontier
Fri 10/247:28 pmFSD - PDX
1 stop18h 20mFrontier
Deal found 9/16$228
This Delta deal was found by Cheapflights users on 9/17. 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 10/2412:40 amPDX - FSD
1 stop7h 33mDelta
Fri 10/311:35 pmFSD - PDX
1 stop5h 52mDelta
Deal found 9/17$230
This Delta deal was found by Cheapflights users on 9/16. 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.
Sat 11/13:00 pmBOI - RAP
1 stop7h 36mDelta
Wed 11/56:05 amRAP - BOI
1 stop7h 57mDelta
Deal found 9/16$249
This United Airlines deal was found by Cheapflights users on 9/16. 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 11/14:02 pmPDX - FSD
1 stop5h 42mUnited Airlines
Sat 11/85:14 pmFSD - PDX
1 stop6h 12mUnited Airlines
Deal found 9/16$251
This Delta deal was found by Cheapflights users on 9/15. 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.
Sat 10/185:42 amBOI - FSD
1 stop6h 13mDelta
Sat 10/258:01 amFSD - BOI
1 stop7h 01mDelta
Deal found 9/15$251
This Kiwi.com deal was found by Cheapflights users on 9/16. 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.
Thu 10/2312:43 pmPDX - FSD
1 stop27h 50mFrontier
Thu 10/302:23 pmFSD - PDX
1 stop23h 33mFrontier
Deal found 9/16$256
This Kiwi.com deal was found by Cheapflights users on 9/16. 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.
Thu 10/2312:43 pmPDX - FSD
2 stops29h 18mMultiple Airlines
Thu 10/302:23 pmFSD - PDX
1 stop23h 33mMultiple Airlines
Deal found 9/16$259
This United Airlines deal was found by Cheapflights users on 9/15. 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 9/305:00 amBOI - RAP
1 stop4h 10mUnited Airlines
Sat 10/47:00 amRAP - BOI
1 stop6h 33mUnited Airlines
Deal found 9/15$259
This Delta deal was found by Cheapflights users on 9/15. 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.
Sat 10/256:20 amPDX - RAP
1 stop6h 25mDelta
Wed 10/296:05 amRAP - PDX
1 stop7h 45mDelta
Deal found 9/15$259
This United Airlines deal was found by Cheapflights users on 9/17. 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 10/2510:46 amPDX - FSD
1 stop9h 36mUnited Airlines
Fri 10/315:14 pmFSD - PDX
1 stop6h 12mUnited Airlines
Deal found 9/17$261
This United Airlines deal was found by Cheapflights users on 9/17. 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 12/54:02 pmPDX - FSD
1 stop5h 41mUnited Airlines
Sun 12/76:00 amFSD - PDX
1 stop5h 38mUnited Airlines
Deal found 9/17$269

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 September 17, 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 10/25

5:40 am-7:19 pm

2 stops11h 39m

Sioux Falls Joe Foss Field

Fri 10/31

5:20 am-11:01 am

1 stop7h 41m

$235

BoiseRapid City

BOI - RAP

BOIRAP

Boise Air Term. Gowen Fld

Sat 11/1

3:00 pm-10:36 pm

1 stop7h 36m

Rapid City

Wed 11/5

6:05 am-2:02 pm

1 stop7h 57m

$249

PortlandSioux Falls

PDX - FSD

PDXFSD

Portland

Sat 11/1

4:02 pm-11:44 pm

1 stop5h 42m

Sioux Falls Joe Foss Field

Sat 11/8

5:14 pm-9:26 pm

1 stop6h 12m

$251

PortlandSioux Falls

PDX - FSD

PDXFSD

Portland

Sat 10/25

10:46 am-10:22 pm

1 stop9h 36m

Sioux Falls Joe Foss Field

Tue 10/28

6:00 am-9:38 am

1 stop5h 38m

$251

PortlandSioux Falls

PDX - FSD

PDXFSD

Portland

Fri 10/24

12:40 am-10:13 am

1 stop7h 33m

Sioux Falls Joe Foss Field

Tue 10/28

5:20 am-11:01 am

1 stop7h 41m

$251

BoiseSioux Falls

BOI - FSD

BOIFSD

Boise Air Term. Gowen Fld

Sat 10/18

5:42 am-12:55 pm

1 stop6h 13m

Sioux Falls Joe Foss Field

Sat 10/25

8:01 am-2:02 pm

1 stop7h 01m

$251

PortlandSioux Falls

PDX - FSD

PDXFSD

Portland

Sat 11/1

5:40 am-7:19 pm

2 stops11h 39m

Sioux Falls Joe Foss Field

Sat 11/8

8:01 am-12:50 pm

1 stop6h 49m

$256

BoiseRapid City

BOI - RAP

BOIRAP

Boise Air Term. Gowen Fld

Tue 9/30

5:00 am-9:10 am

1 stop4h 10m

Rapid City

Sat 10/4

7:00 am-1:33 pm

1 stop6h 33m

$259

PortlandRapid City

PDX - RAP

PDXRAP

Portland

Sat 10/25

10:50 am-5:00 pm

1 stop5h 10m

Rapid City

Wed 10/29

5:15 am-9:38 am

1 stop5h 23m

$259

PortlandRapid City

PDX - RAP

PDXRAP

Portland

Tue 12/2

5:00 am-1:11 pm

1 stop7h 11m

Rapid City

Sat 12/6

2:55 pm-9:15 pm

1 stop7h 20m

$259

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/17

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 September 17, 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 September 17, 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

Entertainment

7.1

Food

7.1

Boarding

8.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Entertainment

7.1

Food

7.1

Boarding

8.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
Delta
8.0
Very good
7,961 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Entertainment

7.1

Food

7.1

Boarding

8.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
United Airlines
7.4
Good
8,926 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Entertainment

7.1

Food

7.1

Boarding

8.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Entertainment

7.1

Food

7.1

Boarding

8.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
Frontier
5.8
Fair
3,173 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Entertainment

7.1

Food

7.1

Boarding

8.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.

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?

    Delta, United Airlines, and American Airlines can get you from Oregon to South Dakota in just under 5h 42m. Your travel time can differ by up to 5h 57m. 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 United Airlines, which is currently one of the cheapest options available, starting at $131. Allegiant Air flights start at $156 while deals on Frontier start at $158 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 September 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$130Average$250FlexibilityNo cancel feeOn-time62%
DeltaCheapest$238Average$520FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$257Average$533FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$258Average$407FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$258Average$455FlexibilityNo cancel feeOn-time69%

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