$349+ Cheap flights from South Dakota to Portland, ME (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 5/4. Fares are subject to change and may not be available on all flights or dates of travel.
FSD — PWM
Dec 10 — Dec 171
Round-trip
1 adult, Economy
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Find cheap flights from South Dakota to Portland 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 South Dakota to Portland
Cheapest
Best
Last-minute
One-way
Cheapest flights from South Dakota to PortlandExplore the most affordable flight options available from South Dakota to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 10, 2026.
Explore the most affordable flight options available from South Dakota to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 10, 2026.
This American Airlines deal was found by Cheapflights users on 11/6. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/412:14 pm -
2 stops10h 35m
Fri 12/1112:44 pm -
1 stop7h 20m
Deal found 11/6![American Airlines logo]()
$374
This United Airlines deal was found by Cheapflights users on 11/10. 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 11/146:00 am -
1 stop7h 16m
Fri 11/278:29 am -
1 stop6h 54m
Deal found 11/10![United Airlines logo]()
$464
This United Airlines deal was found by Cheapflights users on 11/6. 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.
Fri 12/47:40 am -
1 stop6h 58m
Fri 12/114:47 pm -
1 stop7h 43m
Deal found 11/6![United Airlines logo]()
$468
This United Airlines deal was found by Cheapflights users on 11/8. 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.
Sat 12/129:45 am -
2 stops12h 39m
Mon 12/144:47 pm -
1 stop6h 25m
Deal found 11/8![United Airlines logo]()
$484
This United Airlines deal was found by Cheapflights users on 11/10. 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 11/127:48 am -
1 stop5h 28m
Thu 11/268:08 am -
1 stop7h 24m
Deal found 11/10![United Airlines logo]()
$504
This Delta deal was found by Cheapflights users on 11/10. 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.
Thu 11/125:25 am -
2 stops9h 45m
Thu 11/266:00 am -
2 stops10h 58m
Deal found 11/10![Delta logo]()
$514
This United Airlines deal was found by Cheapflights users on 11/8. 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.
Mon 11/2311:14 am -
2 stops11h 07m
Fri 11/278:29 am -
1 stop6h 54m
Deal found 11/8![United Airlines logo]()
$554
This United Airlines deal was found by Cheapflights users on 11/9. 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 11/1311:22 am -
2 stops9h 30m
Tue 12/14:47 pm -
1 stop7h 43m
Deal found 11/9![United Airlines logo]()
$589
This United Airlines deal was found by Cheapflights users on 11/6. 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 12/235:50 pm -
2 stops14h 56m
Mon 12/287:44 pm -
2 stops16h 48m
Deal found 11/6![United Airlines logo]()
$1,071
This American Airlines deal was found by Cheapflights users on 11/6. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/231:12 pm -
2 stops19h 16m
Mon 12/286:00 am -
3 stops16h 51m
Deal found 11/6![American Airlines logo]()
$1,391
Best flights from South Dakota to PortlandDiscover carefully curated flight deals from South Dakota to Portland that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 10, 2026.
Discover carefully curated flight deals from South Dakota to Portland that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 10, 2026.
This United Airlines deal was found by Cheapflights users on 11/6. 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 2/37:30 am -
1 stop6h 14m
Sun 2/77:30 am -
2 stops12h 08m
Deal found 11/6![United Airlines logo]()
$385
This Delta deal was found by Cheapflights users on 11/9. 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.
Thu 2/412:51 pm -
2 stops9h 19m
Sun 2/77:05 am -
2 stops13h 42m
Deal found 11/9![Delta logo]()
$414
This United Airlines deal was found by Cheapflights users on 11/6. 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.
Fri 12/47:40 am -
1 stop6h 58m
Fri 12/114:47 pm -
1 stop7h 43m
Deal found 11/6![United Airlines logo]()
$468
This United Airlines deal was found by Cheapflights users on 11/6. 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.
Sat 1/237:30 am -
1 stop6h 21m
Wed 1/274:25 pm -
1 stop6h 56m
Deal found 11/6![United Airlines logo]()
$479
This American Airlines deal was found by Cheapflights users on 11/6. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/236:00 am -
3 stops14h 59m
Mon 12/286:00 am -
3 stops16h 51m
Deal found 11/6![American Airlines logo]()
$1,476
This United Airlines deal was found by Cheapflights users on 11/6. 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 12/235:50 pm -
2 stops14h 56m
Mon 12/287:44 pm -
2 stops16h 48m
Deal found 11/6![United Airlines logo]()
$1,071
Last-minute flights from South Dakota to PortlandDiscover last-minute flight deals from South Dakota to Portland. Data last updated November 10, 2026 and is based on user searches.
Discover last-minute flight deals from South Dakota to Portland. Data last updated November 10, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 11/10. 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 11/127:48 am -
1 stop5h 28m
Thu 11/268:08 am -
1 stop7h 24m
Deal found 11/10![United Airlines logo]()
$504
This Delta deal was found by Cheapflights users on 11/10. 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.
Thu 11/125:25 am -
2 stops9h 45m
Thu 11/266:00 am -
2 stops10h 58m
Deal found 11/10![Delta logo]()
$514
This United Airlines deal was found by Cheapflights users on 11/9. 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 11/1311:22 am -
2 stops9h 30m
Tue 12/14:47 pm -
1 stop7h 43m
Deal found 11/9![United Airlines logo]()
$589
This United Airlines deal was found by Cheapflights users on 11/10. 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 11/146:00 am -
1 stop7h 16m
Fri 11/278:29 am -
1 stop6h 54m
Deal found 11/10![United Airlines logo]()
$464
This United Airlines deal was found by Cheapflights users on 11/8. 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.
Mon 11/2311:14 am -
2 stops11h 07m
Fri 11/278:29 am -
1 stop6h 54m
Deal found 11/8![United Airlines logo]()
$554
This American Airlines deal was found by Cheapflights users on 11/6. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/412:14 pm -
2 stops10h 35m
Fri 12/1112:44 pm -
1 stop7h 20m
Deal found 11/6![American Airlines logo]()
$374
This United Airlines deal was found by Cheapflights users on 11/6. 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.
Fri 12/47:40 am -
1 stop6h 58m
Fri 12/114:47 pm -
1 stop7h 43m
Deal found 11/6![United Airlines logo]()
$468
This United Airlines deal was found by Cheapflights users on 11/8. 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.
Sat 12/129:45 am -
2 stops12h 39m
Mon 12/144:47 pm -
1 stop6h 25m
Deal found 11/8![United Airlines logo]()
$484
This United Airlines deal was found by Cheapflights users on 11/6. 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 12/235:50 pm -
2 stops14h 56m
Mon 12/287:44 pm -
2 stops16h 48m
Deal found 11/6![United Airlines logo]()
$1,071
This American Airlines deal was found by Cheapflights users on 11/6. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/231:12 pm -
2 stops19h 16m
Mon 12/286:00 am -
3 stops16h 51m
Deal found 11/6![American Airlines logo]()
$1,391
One-way flights from South Dakota to PortlandSearch for one-way flight options from South Dakota to Portland. Find affordable one-way fares based on user searches. Data last updated November 10, 2026.
Search for one-way flight options from South Dakota to Portland. Find affordable one-way fares based on user searches. Data last updated November 10, 2026.
This Delta deal was found by Cheapflights users on 11/10. 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.
Tue 5/45:15 am -
2 stops7h 38m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/10![Delta logo]()
$349
This United Airlines deal was found by Cheapflights users on 11/10. 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.
Tue 5/46:00 am -
1 stop6h 52m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/10![United Airlines logo]()
$399
Find flight deals from South Dakota to Portland
Keep the following information in mind while searching for South Dakota to Portland flight deals. Data was last updated November 10, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $374 (American Airlines) |
One-way from | $349 (Delta) |
Popular in | October |
Cheapest in | February |
Average price | $894 |
Cheapflights Fare Finder
Customize your flight search to find flights from South Dakota 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 November 10, 2026.
Use the filters below to find and compare flights from South Dakota to Portland that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Sioux FallsPortland
FSD Sioux Falls Joe Foss Field - PWM Portland
FSDPWM
Sioux Falls Joe Foss Field
Tue 5/4
5:15 am-1:53 pm
2 stops7h 38m
Portland
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$349
Sioux FallsPortland
FSD Sioux Falls Joe Foss Field - PWM Portland
FSDPWM
Sioux Falls Joe Foss Field
Wed 2/3
7:30 am-2:44 pm
1 stop6h 14m
Portland
Sun 2/7
7:30 am-6:38 pm
2 stops12h 08m
$385
Quickest round-trip
Sioux FallsPortland
FSD Sioux Falls Joe Foss Field - PWM Portland
FSDPWM
Sioux Falls Joe Foss Field
Tue 5/4
6:00 am-1:52 pm
1 stop6h 52m
Portland
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$399
Sioux FallsPortland
FSD Sioux Falls Joe Foss Field - PWM Portland
FSDPWM
Sioux Falls Joe Foss Field
Thu 2/4
12:51 pm-11:10 pm
2 stops9h 19m
Portland
Sun 2/7
7:05 am-7:47 pm
2 stops13h 42m
$414
Sioux FallsPortland
FSD Sioux Falls Joe Foss Field - PWM Portland
FSDPWM
Sioux Falls Joe Foss Field
Fri 12/4
7:40 am-3:38 pm
1 stop6h 58m
Portland
Fri 12/11
4:47 pm-11:30 pm
1 stop7h 43m
$468
Sioux FallsPortland
FSD Sioux Falls Joe Foss Field - PWM Portland
FSDPWM
Sioux Falls Joe Foss Field
Sat 1/23
7:30 am-2:51 pm
1 stop6h 21m
Portland
Wed 1/27
4:25 pm-10:21 pm
1 stop6h 56m
$479
Rapid CityPortland
RAP Rapid City - PWM Portland
RAPPWM
Rapid City
Wed 12/23
5:50 pm-10:46 am
2 stops14h 56m
Portland
Mon 12/28
7:44 pm-10:32 am
2 stops16h 48m
$1,071
Rapid CityPortland
RAP Rapid City - PWM Portland
RAPPWM
Rapid City
Wed 12/23
6:00 am-10:59 pm
3 stops14h 59m
Portland
Mon 12/28
6:00 am-8:51 pm
3 stops16h 51m
$1,476
Sorted by cheapest first
Best time to book a flight from South Dakota to Portland
Have a flexible travel schedule? Discover the best time to fly to Portland from South Dakota with our price prediction graph.
FSD-PWM
RAP-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.
Cheapflights Insights
Everything you need to know about your flight from South Dakota to Portland
USSD-PWM
FSD-PWM
RAP-PWM
No data available for this route at this time. Please check back soon.
Related info for your journey
Find useful and relevant information for your journey from South Dakota 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 locationsLewiston
North Conway
Brunswick
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Alternative routes for South Dakota to Portland
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Complete your trip
Complete your trip to Portland by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from South Dakota to Portland by cabin class
Find flights from South Dakota to Portland, based on your preferred cabin class, be it economy, premium economy, business, or first class.
South Dakota and Portland flights
Browse other South Dakota and Portland flight options. Last updated on November 10, 2026.
Popular flight searches
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Other flights to Portland
Explore flights to Portland departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on November 10, 2026.
South Dakota to Portland flights
Consider these flights traveling from South Dakota to Portland.
Top 2 airlines flying from South Dakota to Portland
Discover the top 2 airlines that operate flights from South Dakota 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 November 10, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$322 | Average$515 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$348 | Average$608 | FlexibilityNo cancel fee | On-time71% |