$339+ Cheap flights from Sioux Falls to Portland, ME (FSD - PWM)
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 11/4. Fares are subject to change and may not be available on all flights or dates of travel.
FSD — PWM
Nov 4 — Nov 111
Round-trip
1 adult, Economy
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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
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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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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 October 5, 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 October 5, 2026.
This United Airlines deal was found by Cheapflights users on 10/4. 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.
Wed 10/285:55 am -
1 stop9h 07m
Sat 10/315:08 pm -
1 stop7h 21m
Deal found 10/4![United Airlines logo]()
$359
This Delta deal was found by Cheapflights users on 10/3. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/288:30 am -
2 stops7h 17m
Sat 10/314:47 pm -
2 stops7h 16m
Deal found 10/3![Delta logo]()
$369
This United Airlines deal was found by Cheapflights users on 10/3. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/176:00 am -
1 stop7h 16m
Wed 11/255:08 pm -
1 stop5h 29m
Deal found 10/3![United Airlines logo]()
$378
This United Airlines deal was found by Cheapflights users on 10/3. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/217:50 am -
1 stop5h 48m
Sat 10/247:58 am -
2 stops9h 25m
Deal found 10/3![United Airlines logo]()
$399
This American Airlines deal was found by Cheapflights users on 10/2. 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 10/2112:07 pm -
2 stops10h 29m
Sat 10/245:30 am -
2 stops9h 48m
Deal found 10/2![American Airlines logo]()
$404
This American Airlines deal was found by Cheapflights users on 10/3. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/202:48 pm -
1 stop7h 52m
Wed 10/285:45 pm -
1 stop7h 56m
Deal found 10/3![American Airlines logo]()
$429
This American Airlines deal was found by Cheapflights users on 10/4. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/177:00 am -
2 stops7h 33m
Wed 11/254:06 pm -
2 stops9h 38m
Deal found 10/4![American Airlines logo]()
$469
This American Airlines deal was found by Cheapflights users on 10/1. 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 10/1612:07 pm -
2 stops10h 29m
Tue 10/205:37 pm -
2 stops8h 04m
Deal found 10/1![American Airlines logo]()
$474
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 October 5, 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 October 5, 2026.
This United Airlines deal was found by Cheapflights users on 10/5. 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 2/67:30 am -
1 stop6h 14m
Tue 2/94:25 pm -
1 stop6h 56m
Deal found 10/5![United Airlines logo]()
$377
This American Airlines deal was found by Cheapflights users on 10/2. 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 10/2112:07 pm -
2 stops10h 29m
Sat 10/245:30 am -
2 stops9h 48m
Deal found 10/2![American Airlines logo]()
$404
This United Airlines deal was found by Cheapflights users on 10/3. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/176:00 am -
1 stop7h 16m
Wed 11/255:08 pm -
1 stop5h 29m
Deal found 10/3![United Airlines logo]()
$378
This United Airlines deal was found by Cheapflights users on 10/4. 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.
Wed 10/217:50 am -
1 stop5h 48m
Sat 10/243:41 pm -
2 stops8h 30m
Deal found 10/4![United Airlines logo]()
$434
This United Airlines deal was found by Cheapflights users on 10/3. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/257:48 am -
1 stop5h 28m
Sat 10/316:00 am -
2 stops9h 34m
Deal found 10/3![United Airlines logo]()
$434
This United Airlines deal was found by Cheapflights users on 10/5. 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 1/97:30 am -
2 stops10h 23m
Wed 1/134:25 pm -
1 stop6h 56m
Deal found 10/5![United Airlines logo]()
$468
Last-minute flights from Sioux Falls to PortlandDiscover last-minute flight deals from Sioux Falls to Portland. Data last updated October 5, 2026 and is based on user searches.
Discover last-minute flight deals from Sioux Falls to Portland. Data last updated October 5, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 10/1. 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 10/1612:07 pm -
2 stops10h 29m
Tue 10/205:37 pm -
2 stops8h 04m
Deal found 10/1![American Airlines logo]()
$474
This American Airlines deal was found by Cheapflights users on 10/3. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/202:48 pm -
1 stop7h 52m
Wed 10/285:45 pm -
1 stop7h 56m
Deal found 10/3![American Airlines logo]()
$429
This United Airlines deal was found by Cheapflights users on 10/3. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/217:50 am -
1 stop5h 48m
Sat 10/247:58 am -
2 stops9h 25m
Deal found 10/3![United Airlines logo]()
$399
This American Airlines deal was found by Cheapflights users on 10/2. 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 10/2112:07 pm -
2 stops10h 29m
Sat 10/245:30 am -
2 stops9h 48m
Deal found 10/2![American Airlines logo]()
$404
This United Airlines deal was found by Cheapflights users on 10/4. 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.
Wed 10/285:55 am -
1 stop9h 07m
Sat 10/315:08 pm -
1 stop7h 21m
Deal found 10/4![United Airlines logo]()
$359
This Delta deal was found by Cheapflights users on 10/3. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/288:30 am -
2 stops7h 17m
Sat 10/314:47 pm -
2 stops7h 16m
Deal found 10/3![Delta logo]()
$369
This United Airlines deal was found by Cheapflights users on 10/3. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/176:00 am -
1 stop7h 16m
Wed 11/255:08 pm -
1 stop5h 29m
Deal found 10/3![United Airlines logo]()
$378
This American Airlines deal was found by Cheapflights users on 10/4. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/177:00 am -
2 stops7h 33m
Wed 11/254:06 pm -
2 stops9h 38m
Deal found 10/4![American Airlines logo]()
$469
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 October 5, 2026.
Search for one-way flight options from Sioux Falls to Portland. Find affordable one-way fares based on user searches. Data last updated October 5, 2026.
This Delta deal was found by Cheapflights users on 10/1. 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 11/45:30 am -
1 stop6h 32m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/1![Delta logo]()
$339
This American Airlines deal was found by Cheapflights users on 10/1. 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 11/412:14 pm -
2 stops9h 43m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/1![American Airlines logo]()
$344
This Kiwi.com deal was found by Cheapflights users on 10/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/412:50 pm -
3 stops43h 18m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/2![Multiple Airlines logo]()
$456
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 (PWM). 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 5, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $358 (United Airlines) |
One-way from | $339 (Delta) |
Popular in | November |
Cheapest in | April |
Average price | $948 |
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 7,457,451 searches. Data last updated October 5, 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
Quickest round-trip
Sioux FallsPortland
FSD Sioux Falls Joe Foss Field - PWM Portland
FSDPWM
Sioux Falls Joe Foss Field
Wed 11/4
5:30 am-1:02 pm
1 stop6h 32m
Portland
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$339
Sioux FallsPortland
FSD Sioux Falls Joe Foss Field - PWM Portland
FSDPWM
Sioux Falls Joe Foss Field
Wed 11/4
12:14 pm-10:57 pm
2 stops9h 43m
Portland
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$344
Sioux FallsPortland
FSD Sioux Falls Joe Foss Field - PWM Portland
FSDPWM
Sioux Falls Joe Foss Field
Sat 2/6
7:30 am-2:44 pm
1 stop6h 14m
Portland
Tue 2/9
4:25 pm-10:21 pm
1 stop6h 56m
$377
Sioux FallsPortland
FSD Sioux Falls Joe Foss Field - PWM Portland
FSDPWM
Sioux Falls Joe Foss Field
Tue 11/17
6:00 am-2:16 pm
1 stop7h 16m
Portland
Wed 11/25
5:08 pm-9:37 pm
1 stop5h 29m
$378
Sioux FallsPortland
FSD Sioux Falls Joe Foss Field - PWM Portland
FSDPWM
Sioux Falls Joe Foss Field
Wed 10/21
12:07 pm-11:36 pm
2 stops10h 29m
Portland
Sat 10/24
5:30 am-2:18 pm
2 stops9h 48m
$404
Sioux FallsPortland
FSD Sioux Falls Joe Foss Field - PWM Portland
FSDPWM
Sioux Falls Joe Foss Field
Wed 10/21
7:50 am-2:38 pm
1 stop5h 48m
Portland
Sat 10/24
3:41 pm-11:11 pm
2 stops8h 30m
$434
Sioux FallsPortland
FSD Sioux Falls Joe Foss Field - PWM Portland
FSDPWM
Sioux Falls Joe Foss Field
Sun 10/25
7:48 am-2:16 pm
1 stop5h 28m
Portland
Sat 10/31
6:00 am-2:34 pm
2 stops9h 34m
$434
Sioux FallsPortland
FSD Sioux Falls Joe Foss Field - PWM Portland
FSDPWM
Sioux Falls Joe Foss Field
Sat 1/9
7:30 am-6:53 pm
2 stops10h 23m
Portland
Wed 1/13
4:25 pm-10:21 pm
1 stop6h 56m
$468
Sorted 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 October.
| 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, Maine 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, Maine flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Sioux Falls-Portland, Maine flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Sioux Falls-Portland, Maine 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, Maine 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-PWM
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.
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 October 5, 2026.
See what other customers who have flown with United Airlines from Sioux Falls to Portland have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.1
Entertainment
7.1
Overall
7.4
Comfort
7.3
Boarding
7.7
Food
6.7
Reviews
1 / 20
8.0
ExcellentAsha,Sep 2026
LGA - IAH
Crew
8.1
Entertainment
7.1
Overall
7.4
Comfort
7.3
Boarding
7.7
Food
6.7
Reviews
1 / 20
8.0
ExcellentAsha,Sep 2026
LGA - IAH
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 locationsNorth Conway
Lewiston
Brunswick
Conway
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Sioux Falls and Portland flights
Browse other Sioux Falls and Portland flight options. Last updated on October 5, 2026.
Other flights from Sioux Falls
Browse through other flights departing from Sioux Falls. Flights are based on user searches made on Cheapflights and were last updated on October 5, 2026.
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Check out other popular destinations found by fellow travelers in 2026
Other flights to Portland
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Top airline flying from Sioux Falls to Portland
Discover the top airline that operate flights from Sioux Falls to Portland. 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 5, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$308 | Average$439 | FlexibilityNo cancel fee | On-time69% |