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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 12/9. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — FSD
Nov 28 — Dec 51
Fri 11/28
Fri 12/5
1 adult, Economy
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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 October 29, 2025.

This Mytrip deal was found by Cheapflights users on 10/28. 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.
Thu 11/1312:52 pmPDX - FSD
1 stop22h 50mFrontier
Mon 11/172:32 pmFSD - PDX
1 stop23h 24mFrontier
Deal found 10/28$159
This Delta deal was found by Cheapflights users on 10/28. 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 12/55:35 amBOI - RAP
1 stop8h 34mDelta
Mon 12/84:25 pmRAP - BOI
1 stop7h 44mDelta
Deal found 10/28$249
This United Airlines deal was found by Cheapflights users on 10/28. 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 11/112:31 pmBOI - RAP
1 stop4h 12mUnited Airlines
Tue 11/185:15 amRAP - BOI
1 stop4h 43mUnited Airlines
Deal found 10/28$254
This Delta deal was found by Cheapflights users on 10/28. 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 - RAP
1 stop8h 50mDelta
Wed 12/102:51 pmRAP - PDX
1 stop7h 01mDelta
Deal found 10/28$259
This Delta deal was found by Cheapflights users on 10/26. 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 12/1111:54 amPDX - FSD
1 stop9h 20mDelta
Sat 12/138:01 amFSD - PDX
1 stop6h 53mDelta
Deal found 10/26$260
This American Airlines deal was found by Cheapflights users on 10/27. 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.
Fri 12/53:25 pmEUG - FSD
1 stop6h 07mAmerican Airlines
Sun 12/78:05 amFSD - EUG
1 stop7h 41mAmerican Airlines
Deal found 10/27$269
This Delta deal was found by Cheapflights users on 10/28. 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.
Wed 12/312:32 amPDX - FSD
1 stop7h 48mDelta
Mon 12/84:25 pmFSD - PDX
1 stop6h 27mDelta
Deal found 10/28$269
This Delta deal was found by Cheapflights users on 10/28. 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 12/612:25 pmRDM - FSD
2 stops8h 47mDelta
Fri 12/125:14 amFSD - RDM
2 stops8h 27mDelta
Deal found 10/28$270
This Delta deal was found by Cheapflights users on 10/28. 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 12/81:45 pmPDX - FSD
2 stops7h 27mDelta
Mon 12/1511:00 amFSD - PDX
1 stop8h 43mDelta
Deal found 10/28$274
This Delta deal was found by Cheapflights users on 10/27. 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 12/512:35 pmEUG - FSD
2 stops8h 37mDelta
Sun 12/75:14 amFSD - EUG
2 stops12h 35mDelta
Deal found 10/27$279
This Delta deal was found by Cheapflights users on 10/28. 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 11/135:35 amBOI - RAP
1 stop8h 36mDelta
Mon 11/174:25 pmRAP - BOI
1 stop7h 44mDelta
Deal found 10/28$279
This Delta deal was found by Cheapflights users on 10/29. 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 12/74:25 pmFSD - PDX
1 stop6h 27mDelta
Deal found 10/29$294

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 October 29, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$159
(Mytrip)

One-way from

$126
(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.
Search Deals
Provider most trusted by Cheapflights users for Portland-Sioux Falls Joe Foss Field flights.
Search Deals
From Oregon to South Dakota
Search Deals
One-way flight from Oregon to South Dakota
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($47 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($19 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

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 October 29, 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

Thu 11/13

12:52 pm-1:42 pm

1 stop22h 50m

Sioux Falls Joe Foss Field

Mon 11/17

2:32 pm-11:56 am

1 stop23h 24m

$159

BoiseRapid City

BOI - RAP

BOIRAP

Boise Air Term. Gowen Fld

Fri 12/5

3:13 pm-10:46 pm

1 stop7h 33m

Rapid City

Mon 12/8

4:25 pm-12:09 am

1 stop7h 44m

$249

BoiseSioux Falls

BOI - FSD

BOIFSD

Boise Air Term. Gowen Fld

Tue 2/10

5:16 pm-11:44 pm

1 stop5h 28m

Sioux Falls Joe Foss Field

Wed 2/18

9:00 am-8:55 pm

2 stops12h 55m

$256

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

10:58 am-6:18 pm

2 stops9h 20m

$256

PortlandRapid City

PDX - RAP

PDXRAP

Portland

Thu 12/4

12:32 am-10:22 am

1 stop8h 50m

Rapid City

Wed 12/10

2:51 pm-8:52 pm

1 stop7h 01m

$259

PortlandRapid City

PDX - RAP

PDXRAP

Portland

Fri 3/6

12:55 am-10:05 am

1 stop8h 10m

Rapid City

Wed 3/11

10:40 am-4:51 pm

1 stop7h 11m

$259

PortlandSioux Falls

PDX - FSD

PDXFSD

Portland

Thu 12/11

11:54 am-11:14 pm

1 stop9h 20m

Sioux Falls Joe Foss Field

Sat 12/13

8:01 am-12:54 pm

1 stop6h 53m

$260

PortlandRapid City

PDX - RAP

PDXRAP

Portland

Thu 12/4

12:32 am-10:22 am

1 stop8h 50m

Rapid City

Thu 12/11

2:51 pm-12:15 am

2 stops10h 24m

$264

BoiseSioux Falls

BOI - FSD

BOIFSD

Boise Air Term. Gowen Fld

Sat 2/7

2:37 pm-8:39 pm

1 stop5h 02m

Sioux Falls Joe Foss Field

Sat 2/14

5:50 am-10:12 am

1 stop5h 22m

$268

PortlandSioux Falls

PDX - FSD

PDXFSD

Portland

Fri 12/5

1:28 pm-11:59 pm

1 stop8h 31m

Sioux Falls Joe Foss Field

Sun 12/7

6:00 am-12:54 pm

1 stop8h 54m

$269

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/28

Showing 1-10 of 49 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, May is the cheapest month in which you can book a flight from Oregon to South Dakota (average of $132). Flying from Oregon to South Dakota 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 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 October 29, 2025.

When flying from Oregon to South Dakota, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 39% versus a flight in the morning.

What is the cheapest day to fly from Oregon to South Dakota?

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

Travelers seeking maximum savings on their Oregon to South Dakota flight should consider departing on Saturday evenings when fares are most often at their lowest. Monday 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 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 October 29, 2025.
Read reviews from past customers who have flown Delta, United Airlines, and American 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.
Delta
7.9
Good
7,992 reviews

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Overall

7.9

Crew

8.5

Food

7.3

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
7,992 reviews
Delta
7.9
Good
7,992 reviews

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Overall

7.9

Crew

8.5

Food

7.3

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
8,999 reviews
Delta
7.9
Good
7,992 reviews

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Overall

7.9

Crew

8.5

Food

7.3

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
11,032 reviews
Delta
7.9
Good
7,992 reviews

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Overall

7.9

Crew

8.5

Food

7.3

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
3,124 reviews
Delta
7.9
Good
7,992 reviews

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Overall

7.9

Crew

8.5

Food

7.3

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 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?

    Frontier, Delta, and United Airlines can get you from Oregon to South Dakota in just under 5h 28m. Your travel time can differ by up to 17h 22m. The distance between Oregon and South Dakota is about 972 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 $126. Delta flights start at $126 while deals on Frontier start at $175 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, May is the cheapest month in which you can book a flight from Oregon to South Dakota (average of $132). Flying from Oregon to South Dakota 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

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Alternative routes for Oregon to South Dakota

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Top 4 airlines flying from Oregon to South Dakota

Discover the top 4 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 October 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$130Average$248FlexibilityNo cancel feeOn-time62%
DeltaCheapest$238Average$372FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$248Average$448FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$259Average$413FlexibilityNo cancel feeOn-time71%

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