$131+ 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 10/22. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — FSD
Sep 6 — Sep 131
Round-trip
1 adult, Economy
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Find cheap flights from Portland to Sioux Falls with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Portland to Sioux Falls
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Cheapest flights from Portland to Sioux FallsExplore 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 August 7, 2026.
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 August 7, 2026.
This CheapOair deal was found by Cheapflights users on 8/2. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/212:38 pm -
1 stop5h 29m
Sat 10/177:31 pm -
1 stop23h 04m
Deal found 8/2![Frontier logo]()
$231
This CheapOair deal was found by Cheapflights users on 8/6. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/412:20 pm -
1 stop5h 41m
Mon 9/78:56 pm -
1 stop22h 15m
Deal found 8/6![Frontier logo]()
$275
This CheapOair deal was found by Cheapflights users on 8/3. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/212:38 pm -
1 stop5h 29m
Sat 10/107:31 pm -
1 stop23h 04m
Deal found 8/3![Frontier logo]()
$298
This United Airlines deal was found by Cheapflights users on 8/4. 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 9/52:27 pm -
1 stop6h 55m
Tue 9/86:00 am -
1 stop5h 32m
Deal found 8/4![United Airlines logo]()
$301
This United Airlines deal was found by Cheapflights users on 8/5. 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 9/54:07 pm -
1 stop5h 37m
Sat 9/126:00 am -
2 stops10h 41m
Deal found 8/5![United Airlines logo]()
$306
This United Airlines deal was found by Cheapflights users on 8/4. 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 10/310:43 am -
1 stop7h 37m
Sat 10/101:46 pm -
1 stop6h 00m
Deal found 8/4![United Airlines logo]()
$309
This Delta deal was found by Cheapflights users on 8/6. 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 9/13:00 pm -
1 stop5h 51m
Sat 9/54:28 pm -
1 stop5h 49m
Deal found 8/6![Delta logo]()
$320
This United Airlines deal was found by Cheapflights users on 8/7. 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 9/18:40 am -
1 stop5h 43m
Wed 9/96:00 am -
2 stops8h 00m
Deal found 8/7![United Airlines logo]()
$325
This American Airlines deal was found by Cheapflights users on 8/2. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/233:00 pm -
1 stop6h 53m
Mon 9/285:59 pm -
1 stop7h 24m
Deal found 8/2![American Airlines logo]()
$330
Best flights from Portland to Sioux FallsDiscover carefully curated flight deals from Portland to Sioux Falls that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 7, 2026.
Discover carefully curated flight deals from Portland to Sioux Falls that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 7, 2026.
This CheapOair deal was found by Cheapflights users on 8/2. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/212:38 pm -
1 stop5h 29m
Sat 10/177:31 pm -
1 stop23h 04m
Deal found 8/2![Frontier logo]()
$231
This United Airlines deal was found by Cheapflights users on 8/4. 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 9/52:27 pm -
1 stop6h 55m
Tue 9/86:00 am -
1 stop5h 32m
Deal found 8/4![United Airlines logo]()
$301
This Delta deal was found by Cheapflights users on 8/5. 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 10/36:00 am -
1 stop7h 46m
Sat 10/105:00 pm -
1 stop8h 44m
Deal found 8/5![Delta logo]()
$301
This United Airlines deal was found by Cheapflights users on 8/2. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/232:27 pm -
1 stop6h 45m
Sun 9/276:00 am -
1 stop5h 36m
Deal found 8/2![United Airlines logo]()
$320
This Delta deal was found by Cheapflights users on 8/6. 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 9/312:35 am -
1 stop7h 45m
Mon 9/71:26 pm -
1 stop8h 51m
Deal found 8/6![Delta logo]()
$339
This United Airlines deal was found by Cheapflights users on 8/2. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/19:00 am -
2 stops9h 07m
Mon 9/76:00 am -
1 stop5h 32m
Deal found 8/2![United Airlines logo]()
$325
This Delta deal was found by Cheapflights users on 8/6. 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 8/213:00 pm -
1 stop5h 51m
Thu 8/278:22 am -
1 stop7h 16m
Deal found 8/6![Delta logo]()
$374
This United Airlines deal was found by Cheapflights users on 8/6. 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 12/38:45 am -
2 stops10h 58m
Sun 12/66:00 am -
1 stop5h 40m
Deal found 8/6![United Airlines logo]()
$369
This United Airlines deal was found by Cheapflights users on 8/2. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/224:07 pm -
1 stop5h 37m
Sat 8/291:33 pm -
1 stop6h 17m
Deal found 8/2![United Airlines logo]()
$370
This United Airlines deal was found by Cheapflights users on 8/6. 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.
Wed 9/911:15 am -
2 stops10h 29m
Tue 9/226:00 am -
2 stops10h 46m
Deal found 8/6![United Airlines logo]()
$401
Last-minute flights from Portland to Sioux FallsDiscover last-minute flight deals from Portland to Sioux Falls. Data last updated August 7, 2026 and is based on user searches.
Discover last-minute flight deals from Portland to Sioux Falls. Data last updated August 7, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 8/4. 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 8/2612:35 am -
1 stop7h 45m
Mon 8/311:26 pm -
1 stop6h 08m
Deal found 8/4![Delta logo]()
$339
This Kiwi.com deal was found by Cheapflights users on 8/3. 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 8/271:47 pm -
2 stops28h 14m
Mon 8/318:56 pm -
1 stop22h 15m
Deal found 8/3![Frontier logo]()
$341
This United Airlines deal was found by Cheapflights users on 8/4. 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 8/2712:45 pm -
1 stop5h 22m
Mon 8/311:33 pm -
2 stops9h 26m
Deal found 8/4![United Airlines logo]()
$344
This Delta deal was found by Cheapflights users on 8/6. 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 9/13:00 pm -
1 stop5h 51m
Sat 9/54:28 pm -
1 stop5h 49m
Deal found 8/6![Delta logo]()
$320
This United Airlines deal was found by Cheapflights users on 8/7. 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 9/18:40 am -
1 stop5h 43m
Wed 9/96:00 am -
2 stops8h 00m
Deal found 8/7![United Airlines logo]()
$325
This CheapOair deal was found by Cheapflights users on 8/6. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/412:20 pm -
1 stop5h 41m
Mon 9/78:56 pm -
1 stop22h 15m
Deal found 8/6![Frontier logo]()
$275
This United Airlines deal was found by Cheapflights users on 8/4. 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 9/52:27 pm -
1 stop6h 55m
Tue 9/86:00 am -
1 stop5h 32m
Deal found 8/4![United Airlines logo]()
$301
This United Airlines deal was found by Cheapflights users on 8/4. 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 9/54:07 pm -
1 stop5h 37m
Sat 9/129:35 am -
2 stops10h 50m
Deal found 8/4![United Airlines logo]()
$306
This United Airlines deal was found by Cheapflights users on 8/6. 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 9/811:02 pm -
1 stop9h 35m
Sat 9/196:00 am -
1 stop5h 32m
Deal found 8/6![United Airlines logo]()
$345
This American Airlines deal was found by Cheapflights users on 8/2. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/233:00 pm -
1 stop6h 53m
Mon 9/285:59 pm -
1 stop7h 24m
Deal found 8/2![American Airlines logo]()
$330
One-way flights from Portland to Sioux FallsSearch for one-way flight options from Portland to Sioux Falls. Find affordable one-way fares based on user searches. Data last updated August 7, 2026.
Search for one-way flight options from Portland to Sioux Falls. Find affordable one-way fares based on user searches. Data last updated August 7, 2026.
This CheapOair deal was found by Cheapflights users on 8/5. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2212:34 pm -
1 stop28h 02m
Deal found 8/5![Frontier logo]()
$131
This Priceline deal was found by Cheapflights users on 8/6. 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.
Fri 8/2112:20 pm -
1 stop5h 41m
Deal found 8/6![Frontier logo]()
$135
This Kiwi.com deal was found by Cheapflights users on 8/5. 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 9/1312:38 pm -
1 stop29h 29m
Deal found 8/5![Frontier logo]()
$219
This Kiwi.com deal was found by Cheapflights users on 8/3. 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 8/2012:20 pm -
1 stop29h 41m
Deal found 8/3![Frontier logo]()
$239
This Kiwi.com deal was found by Cheapflights users on 8/5. 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 10/229:34 pm -
3 stops36h 34m
Deal found 8/5![Multiple Airlines logo]()
$287
Find 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 August 7, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $231 (CheapOair) |
One-way from | $131 (CheapOair) |
Popular in | December |
Cheapest in | February |
Average price | $438 |
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 August 7, 2026.
Use the filters below to find and compare flights from Portland to Sioux Falls that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
PortlandSioux Falls
PDX Portland - FSD Sioux Falls Joe Foss Field
PDXFSD
Portland
Fri 10/2
12:38 pm-8:07 pm
1 stop5h 29m
Sioux Falls Joe Foss Field
Sat 10/17
7:31 pm-4:35 pm
1 stop23h 04m
$231
PortlandSioux Falls
PDX Portland - FSD Sioux Falls Joe Foss Field
PDXFSD
Portland
Sat 9/5
2:27 pm-11:22 pm
1 stop6h 55m
Sioux Falls Joe Foss Field
Tue 9/8
6:00 am-9:32 am
1 stop5h 32m
$301
PortlandSioux Falls
PDX Portland - FSD Sioux Falls Joe Foss Field
PDXFSD
Portland
Sat 10/3
6:00 am-3:46 pm
1 stop7h 46m
Sioux Falls Joe Foss Field
Sat 10/10
5:00 pm-11:44 pm
1 stop8h 44m
$301
PortlandSioux Falls
PDX Portland - FSD Sioux Falls Joe Foss Field
PDXFSD
Portland
Wed 9/23
2:27 pm-11:12 pm
1 stop6h 45m
Sioux Falls Joe Foss Field
Sun 9/27
6:00 am-9:36 am
1 stop5h 36m
$320
PortlandSioux Falls
PDX Portland - FSD Sioux Falls Joe Foss Field
PDXFSD
Portland
Tue 9/1
9:00 am-8:07 pm
2 stops9h 07m
Sioux Falls Joe Foss Field
Mon 9/7
6:00 am-9:32 am
1 stop5h 32m
$325
PortlandSioux Falls
PDX Portland - FSD Sioux Falls Joe Foss Field
PDXFSD
Portland
Thu 9/3
12:35 am-10:20 am
1 stop7h 45m
Sioux Falls Joe Foss Field
Mon 9/7
1:26 pm-8:17 pm
1 stop8h 51m
$339
PortlandSioux Falls
PDX Portland - FSD Sioux Falls Joe Foss Field
PDXFSD
Portland
Thu 12/3
8:45 am-9:43 pm
2 stops10h 58m
Sioux Falls Joe Foss Field
Sun 12/6
6:00 am-9:40 am
1 stop5h 40m
$369
Quickest round-trip
PortlandSioux Falls
PDX Portland - FSD Sioux Falls Joe Foss Field
PDXFSD
Portland
Sat 8/22
4:07 pm-11:44 pm
1 stop5h 37m
Sioux Falls Joe Foss Field
Sat 8/29
1:33 pm-5:50 pm
1 stop6h 17m
$370
PortlandSioux Falls
PDX Portland - FSD Sioux Falls Joe Foss Field
PDXFSD
Portland
Fri 8/21
3:00 pm-10:51 pm
1 stop5h 51m
Sioux Falls Joe Foss Field
Thu 8/27
8:22 am-1:38 pm
1 stop7h 16m
$374
PortlandSioux Falls
PDX Portland - FSD Sioux Falls Joe Foss Field
PDXFSD
Portland
Wed 9/9
11:15 am-11:44 pm
2 stops10h 29m
Sioux Falls Joe Foss Field
Tue 9/22
6:00 am-2:46 pm
2 stops10h 46m
$401
Showing 1-10 of 17 resultsSorted by cheapest first
Compare providers for flights from Portland to Sioux Falls
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Portland to Sioux Falls in August.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Portland-Sioux Falls flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Portland-Sioux Falls flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Portland-Sioux Falls flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Portland-Sioux Falls flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Portland-Sioux Falls flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
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.
PDX-FSD
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?
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 38 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, February is the cheapest month in which you can book a flight from Portland to Sioux Falls (average of $325). Flying from Portland to Sioux Falls in December is currently the most expensive (average of $564). 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.
How much does it cost to fly round-trip from Portland to Sioux Falls?
Airfare is below average for this route at the moment.
Portland to Sioux Falls flights typically cost between $328 and $574 in October.The cheapest round-trip price found within the last 5 days was $231 on Frontier (Oct 2-Oct 17).
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 August 7, 2026.
Read through reviews of airlines operating flights from Portland to Sioux Falls, such as Delta,United Airlines, andAmerican Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.5
Food
7.2
Entertainment
7.8
Comfort
7.8
Boarding
8.1
Overall
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Crew
8.5
Food
7.2
Entertainment
7.8
Comfort
7.8
Boarding
8.1
Overall
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Crew
8.5
Food
7.2
Entertainment
7.8
Comfort
7.8
Boarding
8.1
Overall
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Crew
8.5
Food
7.2
Entertainment
7.8
Comfort
7.8
Boarding
8.1
Overall
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
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.
Traveling to a place near Sioux Falls?
Book flights to Sioux Falls if you plan to visit one of these locationsMarshall
Yankton
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Portland and Sioux Falls flights
Browse other Portland and Sioux Falls flight options. Last updated on August 7, 2026.
Other flights from Portland
Browse through other flights departing from Portland. Flights are based on user searches made on Cheapflights and were last updated on August 7, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Other flights to Sioux Falls
Explore flights to Sioux Falls departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on August 7, 2026.
Top 3 airlines flying from Portland to Sioux Falls
Discover the top 3 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 August 7, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$250 | Average$420 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$250 | Average$408 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$285 | Average$439 | FlexibilityNo cancel fee | On-time69% |