$166+ Cheap flights from Sioux Falls to Portland (FSD - PDX)
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 7/10. Fares are subject to change and may not be available on all flights or dates of travel.
FSD — PDX
Jul 14 — Jul 211
Round-trip
1 adult, Economy
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Find cheap flights from Sioux Falls to Portland with Cheapflights
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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
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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 Sioux Falls to Portland
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Best
Last-minute
One-way
Cheapest flights from Sioux Falls to PortlandExplore the most affordable flight options available from Sioux Falls to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 14, 2026.
Explore the most affordable flight options available from Sioux Falls to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 14, 2026.
This Delta deal was found by Cheapflights users on 6/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/21:26 pm
FSD
- PDX
1 stop8h 51m
Delta
Sat 9/1211:39 am
PDX
- FSD
1 stop5h 27m
Delta
Deal found 6/10![Delta logo]()
$291
This United Airlines deal was found by Cheapflights users on 6/9. 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 8/226:00 am
FSD
- PDX
1 stop5h 32m
United Airlines
Sat 8/2910:50 am
PDX
- FSD
2 stops10h 32m
United Airlines
Deal found 6/9![United Airlines logo]()
$296
This American Airlines deal was found by Cheapflights users on 6/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/95:59 pm
FSD
- PDX
1 stop7h 24m
American Airlines
Fri 9/183:00 pm
PDX
- FSD
1 stop6h 48m
American Airlines
Deal found 6/10![American Airlines logo]()
$310
This Kiwi.com deal was found by Cheapflights users on 6/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/52:47 pm
FSD
- PDX
1 stop29h 21m
Multiple Airlines
Tue 8/115:16 pm
PDX
- FSD
2 stops19h 33m
Multiple Airlines
Deal found 6/10![Multiple Airlines logo]()
$323
This Delta deal was found by Cheapflights users on 6/11. 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.
Sat 7/1810:53 am
FSD
- PDX
1 stop8h 42m
Delta
Wed 7/223:00 pm
PDX
- FSD
1 stop6h 06m
Delta
Deal found 6/11![Delta logo]()
$329
This American Airlines deal was found by Cheapflights users on 6/13. 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 7/145:34 pm
FSD
- PDX
1 stop9h 21m
American Airlines
Tue 7/215:07 am
PDX
- FSD
1 stop9h 47m
American Airlines
Deal found 6/13![American Airlines logo]()
$341
This American Airlines deal was found by Cheapflights users on 6/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/135:34 pm
FSD
- PDX
1 stop9h 21m
American Airlines
Sat 7/185:07 am
PDX
- FSD
1 stop9h 47m
American Airlines
Deal found 6/11![American Airlines logo]()
$360
This American Airlines deal was found by Cheapflights users on 6/13. 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 7/35:34 pm
FSD
- PDX
1 stop7h 21m
American Airlines
Sun 7/55:20 am
PDX
- FSD
1 stop6h 23m
American Airlines
Deal found 6/13![American Airlines logo]()
$364
This Delta deal was found by Cheapflights users on 6/9. 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.
Mon 6/298:23 am
FSD
- PDX
1 stop6h 17m
Delta
Sat 7/43:00 pm
PDX
- FSD
1 stop5h 54m
Delta
Deal found 6/9![Delta logo]()
$374
This United Airlines deal was found by Cheapflights users on 6/12. 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 10/36:00 am
FSD
- PDX
1 stop5h 27m
United Airlines
Wed 10/710:43 am
PDX
- FSD
2 stops10h 28m
United Airlines
Deal found 6/12![United Airlines logo]()
$380
This United Airlines deal was found by Cheapflights users on 6/9. 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 8/299:35 am
FSD
- PDX
1 stop7h 30m
United Airlines
Tue 9/12:27 pm
PDX
- FSD
1 stop6h 55m
United Airlines
Deal found 6/9![United Airlines logo]()
$381
Best flights from Sioux Falls to PortlandDiscover carefully curated flight deals from Sioux Falls to Portland that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 14, 2026.
Discover carefully curated flight deals from Sioux Falls to Portland that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 14, 2026.
This American Airlines deal was found by Cheapflights users on 6/14. 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 7/185:34 pm
FSD
- PDX
1 stop9h 21m
American Airlines
Wed 7/223:31 pm
PDX
- FSD
1 stop6h 26m
American Airlines
Deal found 6/14![American Airlines logo]()
$291
This Delta deal was found by Cheapflights users on 6/11. 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.
Wed 9/211:05 am
FSD
- PDX
1 stop8h 29m
Delta
Sat 9/126:15 am
PDX
- FSD
1 stop7h 13m
Delta
Deal found 6/11![Delta logo]()
$291
This United Airlines deal was found by Cheapflights users on 6/9. 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 8/226:00 am
FSD
- PDX
1 stop5h 32m
United Airlines
Sat 8/2910:50 am
PDX
- FSD
2 stops10h 32m
United Airlines
Deal found 6/9![United Airlines logo]()
$296
This American Airlines deal was found by Cheapflights users on 6/9. 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 8/228:30 am
FSD
- PDX
1 stop7h 22m
American Airlines
Sat 8/295:15 am
PDX
- FSD
1 stop6h 25m
American Airlines
Deal found 6/9![American Airlines logo]()
$291
This United Airlines deal was found by Cheapflights users on 6/9. 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 8/299:35 am
FSD
- PDX
1 stop7h 30m
United Airlines
Tue 9/12:27 pm
PDX
- FSD
1 stop6h 55m
United Airlines
Deal found 6/9![United Airlines logo]()
$381
This American Airlines deal was found by Cheapflights users on 6/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/135:34 pm
FSD
- PDX
1 stop9h 21m
American Airlines
Sat 7/185:20 am
PDX
- FSD
1 stop6h 23m
American Airlines
Deal found 6/10![American Airlines logo]()
$361
Last-minute flights from Sioux Falls to PortlandDiscover last-minute flight deals from Sioux Falls to Portland. Data last updated June 14, 2026 and is based on user searches.
Discover last-minute flight deals from Sioux Falls to Portland. Data last updated June 14, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 6/9. 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.
Mon 6/298:23 am
FSD
- PDX
1 stop6h 17m
Delta
Sat 7/43:00 pm
PDX
- FSD
1 stop5h 54m
Delta
Deal found 6/9![Delta logo]()
$374
This American Airlines deal was found by Cheapflights users on 6/13. 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 7/35:34 pm
FSD
- PDX
1 stop7h 21m
American Airlines
Sun 7/55:20 am
PDX
- FSD
1 stop6h 23m
American Airlines
Deal found 6/13![American Airlines logo]()
$364
This American Airlines deal was found by Cheapflights users on 6/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/135:34 pm
FSD
- PDX
1 stop9h 21m
American Airlines
Sat 7/185:07 am
PDX
- FSD
1 stop9h 47m
American Airlines
Deal found 6/11![American Airlines logo]()
$360
This American Airlines deal was found by Cheapflights users on 6/13. 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 7/145:34 pm
FSD
- PDX
1 stop9h 21m
American Airlines
Tue 7/215:07 am
PDX
- FSD
1 stop9h 47m
American Airlines
Deal found 6/13![American Airlines logo]()
$341
This American Airlines deal was found by Cheapflights users on 6/13. 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 7/185:34 pm
FSD
- PDX
1 stop9h 21m
American Airlines
Wed 7/223:31 pm
PDX
- FSD
1 stop6h 26m
American Airlines
Deal found 6/13![American Airlines logo]()
$291
This Delta deal was found by Cheapflights users on 6/11. 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.
Sat 7/1810:53 am
FSD
- PDX
1 stop8h 42m
Delta
Wed 7/223:00 pm
PDX
- FSD
1 stop6h 06m
Delta
Deal found 6/11![Delta logo]()
$329
This American Airlines deal was found by Cheapflights users on 6/12. 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 7/185:34 pm
FSD
- PDX
1 stop7h 18m
American Airlines
Thu 7/233:31 pm
PDX
- FSD
1 stop6h 26m
American Airlines
Deal found 6/12![American Airlines logo]()
$407
This United Airlines deal was found by Cheapflights users on 6/13. 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 7/236:51 pm
FSD
- PDX
1 stop6h 22m
United Airlines
Tue 7/2811:40 pm
PDX
- FSD
1 stop9h 01m
United Airlines
Deal found 6/13![United Airlines logo]()
$414
This CheapOair deal was found by Cheapflights users on 6/10. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/248:08 pm
FSD
- PDX
1 stop22h 43m
Frontier
Tue 7/285:16 pm
PDX
- FSD
1 stop24h 07m
Frontier
Deal found 6/10![Frontier logo]()
$410
This Kiwi.com deal was found by Cheapflights users on 6/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/298:53 pm
FSD
- PDX
1 stop22h 55m
Allegiant Air
Sun 8/26:38 pm
PDX
- FSD
1 stop23h 12m
Allegiant Air
Deal found 6/10![Allegiant Air logo]()
$396
One-way flights from Sioux Falls to PortlandSearch for one-way flight options from Sioux Falls to Portland. Find affordable one-way fares based on user searches. Data last updated June 14, 2026.
Search for one-way flight options from Sioux Falls to Portland. Find affordable one-way fares based on user searches. Data last updated June 14, 2026.
This CheapOair deal was found by Cheapflights users on 6/11. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/108:08 pm
FSD
- PDX
1 stop22h 43m
Frontier
Deal found 6/11![Frontier logo]()
$166
This CheapOair deal was found by Cheapflights users on 6/10. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/298:08 pm
FSD
- PDX
1 stop22h 43m
Frontier
Deal found 6/10![Frontier logo]()
$186
This CheapOair deal was found by Cheapflights users on 6/13. 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 6/268:14 pm
FSD
- PDX
1 stop22h 43m
Frontier
Deal found 6/13![Frontier logo]()
$236
This CheapOair deal was found by Cheapflights users on 6/10. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/64:40 pm
FSD
- PDX
1 stop25h 51m
Frontier
Deal found 6/10![Frontier logo]()
$256
This CheapOair deal was found by Cheapflights users on 6/13. 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.
Wed 7/18:14 pm
FSD
- PDX
1 stop22h 43m
Frontier
Deal found 6/13![Frontier logo]()
$261
This Kiwi.com deal was found by Cheapflights users on 6/14. 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.
Fri 8/288:14 pm
FSD
- PDX
2 stops41h 27m
Frontier
Deal found 6/14![Frontier logo]()
$307
This Kiwi.com deal was found by Cheapflights users on 6/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/1011:46 am
FSD
- PDX
2 stops49h 49m
Multiple Airlines
Deal found 6/11![Multiple Airlines logo]()
$320
This United Airlines deal was found by Cheapflights users on 6/10. 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.
Sat 8/19:30 am
FSD
- PDX
1 stop7h 43m
United Airlines
Deal found 6/10![United Airlines logo]()
$324
This United Airlines deal was found by Cheapflights users on 6/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/1412:56 pm
FSD
- PDX
2 stops12h 19m
United Airlines
Deal found 6/11![United Airlines logo]()
$329
This Kiwi.com deal was found by Cheapflights users on 6/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/99:39 pm
FSD
- PDX
2 stops20h 47m
Allegiant Air
Deal found 6/11![Allegiant Air logo]()
$342
Find flight deals from Sioux Falls to Portland
Discover tips and strategies to find the most affordable flight options for your journey from Sioux Falls (FSD) to Portland (PDX). 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 June 14, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $291 (Delta) |
One-way from | $166 (CheapOair) |
Popular in | March |
Cheapest in | February |
Average price | $512 |
Cheapflights Fare Finder
Customize your flight search to find flights from Sioux Falls to Portland 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 June 14, 2026.
Use the filters below to find and compare flights from Sioux Falls to Portland that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Sioux FallsPortland
FSD - PDX
FSDPDX
Sioux Falls Joe Foss Field
Sat 7/18
5:34 pm-12:55 am
1 stop9h 21m
Portland
Wed 7/22
3:31 pm-11:57 pm
1 stop6h 26m
$291
Sioux FallsPortland
FSD - PDX
FSDPDX
Sioux Falls Joe Foss Field
Wed 9/2
11:05 am-5:34 pm
1 stop8h 29m
Portland
Sat 9/12
6:15 am-3:28 pm
1 stop7h 13m
$291
Quickest round-trip
Sioux FallsPortland
FSD - PDX
FSDPDX
Sioux Falls Joe Foss Field
Sat 8/22
8:30 am-1:52 pm
1 stop7h 22m
Portland
Sat 8/29
5:15 am-1:40 pm
1 stop6h 25m
$291
Sioux FallsPortland
FSD - PDX
FSDPDX
Sioux Falls Joe Foss Field
Sat 8/22
6:00 am-9:32 am
1 stop5h 32m
Portland
Sat 8/29
10:50 am-11:22 pm
2 stops10h 32m
$296
Sioux FallsPortland
FSD - PDX
FSDPDX
Sioux Falls Joe Foss Field
Mon 7/13
5:34 pm-12:55 am
1 stop9h 21m
Portland
Sat 7/18
5:20 am-1:43 pm
1 stop6h 23m
$361
Sioux FallsPortland
FSD - PDX
FSDPDX
Sioux Falls Joe Foss Field
Sat 8/29
9:35 am-3:05 pm
1 stop7h 30m
Portland
Tue 9/1
2:27 pm-11:22 pm
1 stop6h 55m
$381
Cheapest one-way
Sioux FallsPortland
FSD - PDX
FSDPDX
Sioux Falls Joe Foss Field
Fri 6/26
8:14 pm-4:57 pm
1 stop22h 43m
$236
Sioux FallsPortland
FSD - PDX
FSDPDX
Sioux Falls Joe Foss Field
Mon 7/6
4:40 pm-4:31 pm
1 stop25h 51m
$256
Sioux FallsPortland
FSD - PDX
FSDPDX
Sioux Falls Joe Foss Field
Fri 8/28
8:14 pm-11:41 am
2 stops41h 27m
$307
Sioux FallsPortland
FSD - PDX
FSDPDX
Sioux Falls Joe Foss Field
Thu 7/9
5:34 pm-12:55 am
1 stop9h 21m
$324
Showing 1-10 of 16 resultsSorted by cheapest first
Compare providers for flights from Sioux Falls to Portland
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 Sioux Falls to Portland in June.
| 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 Sioux Falls-Portland flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Sioux Falls-Portland flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Sioux Falls-Portland flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Sioux Falls-Portland 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 Sioux Falls-Portland 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 Sioux Falls to Portland
Have a flexible travel schedule? Discover the best time to fly to Portland from Sioux Falls with our price prediction graph.
FSD-PDX
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 Sioux Falls to Portland
How far ahead should I book a flight from Sioux Falls to Portland?
Booking 22 days in advance of your planned departure date is, on average, the best time to get cheap flights from Sioux Falls to Portland. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
What is the cheapest month to book a flight from Sioux Falls to Portland?
Currently, February is the cheapest month in which you can book a flight from Sioux Falls to Portland (average of $284). Flying from Sioux Falls to Portland in March is currently the most expensive (average of $528). 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 Sioux Falls to Portland?
Reviews of airlines servicing Portland
Get insights into the airlines that provide service to Portland. 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 Portland. Reviews last updated June 14, 2026.
Peruse reviews from past customers who have flown with Delta,United Airlines, andAmerican Airlines from Sioux Falls to Portland to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.1
Comfort
7.8
Food
7.2
Overall
7.9
Crew
8.5
Entertainment
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Boarding
8.1
Comfort
7.8
Food
7.2
Overall
7.9
Crew
8.5
Entertainment
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Boarding
8.1
Comfort
7.8
Food
7.2
Overall
7.9
Crew
8.5
Entertainment
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Boarding
8.1
Comfort
7.8
Food
7.2
Overall
7.9
Crew
8.5
Entertainment
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 Sioux Falls to Portland. 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 Portland?
Book flights to Portland if you plan to visit one of these locationsBeaverton
Seaside
Vancouver
Lincoln City
Longview
Lake Oswego
Hillsboro
Clackamas
Troutdale
Cannon Beach
Long Beach
McMinnville
Tigard
The Dalles
Wilsonville
Depoe Bay
Stevenson
Tillamook
Astoria
Gresham
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Top 3 airlines flying from Sioux Falls to Portland
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| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$250 | Average$387 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$250 | Average$360 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$269 | Average$434 | FlexibilityNo cancel fee | On-time69% |