$340+ Cheap flights from Portland to Sioux Falls (PDX - FSD)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/29. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — FSD
Nov 11 — Nov 181
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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Best
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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 October 12, 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 October 12, 2026.
This American Airlines deal was found by Cheapflights users on 10/8. 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.
Thu 10/293:00 pm -
1 stop6h 56m
Sat 11/78:00 am -
1 stop7h 33m
Deal found 10/8![American Airlines logo]()
$340
This United Airlines deal was found by Cheapflights users on 10/8. 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 11/62:34 pm -
1 stop6h 55m
Sun 11/85:55 am -
1 stop5h 41m
Deal found 10/8![United Airlines logo]()
$359
This United Airlines deal was found by Cheapflights users on 10/9. 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 11/44:25 pm -
1 stop5h 19m
Sat 11/71:20 pm -
2 stops11h 53m
Deal found 10/9![United Airlines logo]()
$364
This American Airlines deal was found by Cheapflights users on 10/9. 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.
Sat 10/175:10 am -
1 stop6h 25m
Sat 10/3112:53 pm -
1 stop10h 22m
Deal found 10/9![American Airlines logo]()
$390
This United Airlines deal was found by Cheapflights users on 10/9. 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 10/294:25 pm -
1 stop5h 19m
Sun 11/15:55 am -
1 stop5h 41m
Deal found 10/9![United Airlines logo]()
$394
This American Airlines deal was found by Cheapflights users on 10/9. 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 12/2211:59 pm -
1 stop9h 25m
Tue 1/512:04 pm -
1 stop8h 04m
Deal found 10/9![American Airlines logo]()
$403
This United Airlines deal was found by Cheapflights users on 10/9. 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 10/2010:43 am -
1 stop7h 37m
Tue 10/276:00 am -
1 stop7h 52m
Deal found 10/9![United Airlines logo]()
$421
This United Airlines deal was found by Cheapflights users on 10/9. 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 10/2012:45 pm -
1 stop5h 35m
Mon 10/265:55 am -
1 stop5h 41m
Deal found 10/9![United Airlines logo]()
$425
This United Airlines deal was found by Cheapflights users on 10/9. 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 10/232:27 pm -
1 stop6h 44m
Mon 10/265:55 am -
1 stop5h 41m
Deal found 10/9![United Airlines logo]()
$429
This United Airlines deal was found by Cheapflights users on 10/8. 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 10/222:27 pm -
1 stop6h 44m
Tue 10/275:55 am -
2 stops8h 27m
Deal found 10/8![United Airlines logo]()
$430
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 October 12, 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 October 12, 2026.
This Delta deal was found by Cheapflights users on 10/11. 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 11/61:44 pm -
1 stop7h 38m
Sun 11/85:10 am -
1 stop7h 24m
Deal found 10/11![Delta logo]()
$359
This United Airlines deal was found by Cheapflights users on 10/8. 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 11/62:34 pm -
1 stop6h 55m
Sun 11/85:55 am -
1 stop5h 41m
Deal found 10/8![United Airlines logo]()
$359
This Delta deal was found by Cheapflights users on 10/6. 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 11/53:22 pm -
1 stop6h 00m
Thu 11/125:00 pm -
1 stop8h 46m
Deal found 10/6![Delta logo]()
$359
This United Airlines deal was found by Cheapflights users on 10/7. 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.
Thu 10/294:25 pm -
1 stop5h 19m
Sat 11/77:40 am -
3 stops12h 44m
Deal found 10/7![United Airlines logo]()
$460
This United Airlines deal was found by Cheapflights users on 10/10. 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 11/54:25 pm -
1 stop5h 19m
Sat 11/79:32 am -
2 stops10h 52m
Deal found 10/10![United Airlines logo]()
$494
This United Airlines deal was found by Cheapflights users on 10/9. 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 10/179:00 am -
2 stops12h 44m
Sat 10/311:20 pm -
1 stop6h 49m
Deal found 10/9![United Airlines logo]()
$505
Last-minute flights from Portland to Sioux FallsDiscover last-minute flight deals from Portland to Sioux Falls. Data last updated October 12, 2026 and is based on user searches.
Discover last-minute flight deals from Portland to Sioux Falls. Data last updated October 12, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 10/9. 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.
Sat 10/175:10 am -
1 stop6h 25m
Sat 10/3112:53 pm -
1 stop10h 22m
Deal found 10/9![American Airlines logo]()
$390
This United Airlines deal was found by Cheapflights users on 10/9. 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 10/2010:43 am -
1 stop7h 37m
Tue 10/276:00 am -
1 stop7h 52m
Deal found 10/9![United Airlines logo]()
$421
This United Airlines deal was found by Cheapflights users on 10/9. 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 10/2012:45 pm -
1 stop5h 35m
Mon 10/265:55 am -
1 stop5h 41m
Deal found 10/9![United Airlines logo]()
$425
This United Airlines deal was found by Cheapflights users on 10/8. 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 10/222:27 pm -
1 stop6h 44m
Tue 10/275:55 am -
2 stops8h 27m
Deal found 10/8![United Airlines logo]()
$430
This United Airlines deal was found by Cheapflights users on 10/9. 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 10/232:27 pm -
1 stop6h 44m
Mon 10/265:55 am -
1 stop5h 41m
Deal found 10/9![United Airlines logo]()
$429
This American Airlines deal was found by Cheapflights users on 10/8. 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.
Thu 10/293:00 pm -
1 stop6h 56m
Sat 11/78:00 am -
1 stop7h 33m
Deal found 10/8![American Airlines logo]()
$340
This United Airlines deal was found by Cheapflights users on 10/9. 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 10/294:25 pm -
1 stop5h 19m
Sun 11/15:55 am -
1 stop5h 41m
Deal found 10/9![United Airlines logo]()
$394
This Delta deal was found by Cheapflights users on 10/8. 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 10/298:44 pm -
2 stops11h 16m
Sat 11/75:00 pm -
1 stop8h 44m
Deal found 10/8![Delta logo]()
$438
This United Airlines deal was found by Cheapflights users on 10/9. 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 11/44:25 pm -
1 stop5h 19m
Sat 11/71:20 pm -
2 stops11h 53m
Deal found 10/9![United Airlines logo]()
$364
This Delta deal was found by Cheapflights users on 10/9. 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 11/61:44 pm -
1 stop7h 38m
Sun 11/85:10 am -
1 stop7h 24m
Deal found 10/9![Delta logo]()
$359
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 October 12, 2026.
Search for one-way flight options from Portland to Sioux Falls. Find affordable one-way fares based on user searches. Data last updated October 12, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/298:54 pm -
2 stops22h 01m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/7![Multiple Airlines logo]()
$363
This Delta deal was found by Cheapflights users on 10/7. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/2812:35 am -
1 stop7h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/7![Delta logo]()
$479
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 October 12, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $340 (American Airlines) |
Popular in | December |
Cheapest in | February |
Average price | $398 |
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 7,457,451 searches. Data last updated October 12, 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 11/6
1:44 pm-11:22 pm
1 stop7h 38m
Sioux Falls Joe Foss Field
Sun 11/8
5:10 am-10:34 am
1 stop7h 24m
$359
PortlandSioux Falls
PDX Portland - FSD Sioux Falls Joe Foss Field
PDXFSD
Portland
Fri 11/6
2:34 pm-11:29 pm
1 stop6h 55m
Sioux Falls Joe Foss Field
Sun 11/8
5:55 am-9:36 am
1 stop5h 41m
$359
PortlandSioux Falls
PDX Portland - FSD Sioux Falls Joe Foss Field
PDXFSD
Portland
Thu 11/5
3:22 pm-11:22 pm
1 stop6h 00m
Sioux Falls Joe Foss Field
Thu 11/12
5:00 pm-11:46 pm
1 stop8h 46m
$359
PortlandSioux Falls
PDX Portland - FSD Sioux Falls Joe Foss Field
PDXFSD
Portland
Sun 11/29
8:54 pm-8:55 pm
2 stops22h 01m
Sioux Falls Joe Foss Field
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$363
PortlandSioux Falls
PDX Portland - FSD Sioux Falls Joe Foss Field
PDXFSD
Portland
Thu 10/29
4:25 pm-11:44 pm
1 stop5h 19m
Sioux Falls Joe Foss Field
Sat 11/7
7:40 am-6:24 pm
3 stops12h 44m
$460
Quickest round-trip
PortlandSioux Falls
PDX Portland - FSD Sioux Falls Joe Foss Field
PDXFSD
Portland
Sat 11/28
12:35 am-10:20 am
1 stop7h 45m
Sioux Falls Joe Foss Field
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$479
PortlandSioux Falls
PDX Portland - FSD Sioux Falls Joe Foss Field
PDXFSD
Portland
Thu 11/5
4:25 pm-11:44 pm
1 stop5h 19m
Sioux Falls Joe Foss Field
Sat 11/7
9:32 am-6:24 pm
2 stops10h 52m
$494
PortlandSioux Falls
PDX Portland - FSD Sioux Falls Joe Foss Field
PDXFSD
Portland
Sat 10/17
9:00 am-11:44 pm
2 stops12h 44m
Sioux Falls Joe Foss Field
Sat 10/31
1:20 pm-6:09 pm
1 stop6h 49m
$505
Sorted 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 October.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star |
- 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 40 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 $550). 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 typical for this route at the moment.
Portland to Sioux Falls flights typically cost between $339 and $487 in October.The cheapest round-trip price found within the last 5 days was $340 on American Airlines (Oct 29-Nov 7).
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 October 12, 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.
Food
7.2
Comfort
7.8
Crew
8.5
Overall
7.8
Entertainment
7.8
Boarding
8.1
Reviews
1 / 20
6.0
GoodEllen,Oct 2026
GRR - ATL
Food
7.2
Comfort
7.8
Crew
8.5
Overall
7.8
Entertainment
7.8
Boarding
8.1
Reviews
1 / 20
6.0
GoodEllen,Oct 2026
GRR - ATL
Food
7.2
Comfort
7.8
Crew
8.5
Overall
7.8
Entertainment
7.8
Boarding
8.1
Reviews
1 / 20
6.0
GoodEllen,Oct 2026
GRR - ATL
Food
7.2
Comfort
7.8
Crew
8.5
Overall
7.8
Entertainment
7.8
Boarding
8.1
Reviews
1 / 20
6.0
GoodEllen,Oct 2026
GRR - ATL
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 locationsYankton
Marshall
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Portland and Sioux Falls flights
Browse other Portland and Sioux Falls flight options. Last updated on October 12, 2026.
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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 October 12, 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 7,457,451 searches. Data last updated October 12, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$270 | Average$418 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$285 | Average$441 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$309 | Average$459 | FlexibilityNo cancel fee | On-time71% |