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$245+ Cheap flights from South Dakota to Portland, ME (PWM)

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 8/29. Fares are subject to change and may not be available on all flights or dates of travel.
FSD — PWM
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheap 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 June 12, 2025.

Round-trip from

$269
(American Airlines)

One-way from

$245
(Booking.com)
From South Dakota to Portland
Search Deals
One-way flight from South Dakota to Portland
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Find flight deals from South Dakota to Portland

Cheapest flights from South Dakota to Portland
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 June 12, 2025.

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 9/136:00 amFSD - PWM
1 stop5h 54mDelta
Tue 9/161:50 pmPWM - FSD
1 stop6h 22mDelta
Deal found 6/11$269
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.
Sat 9/137:00 amFSD - PWM
2 stops8h 39mAmerican Airlines
Tue 9/161:02 pmPWM - FSD
2 stops9h 21mAmerican Airlines
Deal found 6/10$286
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.
Fri 7/49:15 amFSD - PWM
2 stops9h 12mUnited Airlines
Wed 7/94:56 pmPWM - FSD
1 stop6h 04mUnited Airlines
Deal found 6/10$354

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 2,558,603 searches. Data last updated June 12, 2025.
Use the filters below to find and compare flights from South Dakota to Portland that are best for you.

Fly from

South Dakota

Fly to

Portland

Route

Depart

Return

Price

Sioux FallsPortland

FSD - PWM

FSDPWM

Sioux Falls Joe Foss Field

Sat 8/16

7:01 am-3:59 pm

1 stop7h 58m

Portland

Wed 8/27

9:03 am-4:35 pm

1 stop8h 32m

$269

Sioux FallsPortland

FSD - PWM

FSDPWM

Sioux Falls Joe Foss Field

Sat 8/16

12:56 pm-12:03 am

2 stops10h 07m

Portland

Wed 8/27

1:39 pm-11:06 pm

2 stops10h 27m

$279

Sioux FallsPortland

FSD - PWM

FSDPWM

Sioux Falls Joe Foss Field

Fri 7/4

9:15 am-7:27 pm

2 stops9h 12m

Portland

Wed 7/9

4:56 pm-10:00 pm

1 stop6h 04m

$354

Sioux FallsPortland

FSD - PWM

FSDPWM

Sioux Falls Joe Foss Field

Fri 8/29

2:08 pm-12:46 pm

2 stops21h 38m

$245

Sioux FallsPortland

FSD - PWM

FSDPWM

Sioux Falls Joe Foss Field

Fri 8/29

7:01 am-5:46 pm

1 stop9h 45m

$295

Sioux FallsPortland

FSD - PWM

FSDPWM

Sioux Falls Joe Foss Field

Thu 7/17

2:00 pm-11:59 pm

2 stops8h 59m

$448

Sioux FallsPortland

FSD - PWM

FSDPWM

Sioux Falls Joe Foss Field

Thu 7/17

6:00 am-4:11 pm

2 stops9h 11m

$455

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

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.
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

What is the cheapest month to book a flight from South Dakota to Portland, Maine?

Currently, January is the cheapest month in which you can book a flight from South Dakota to Portland, Maine (average of $296). Flying from South Dakota to Portland, Maine in July is currently the most expensive (average of $394). 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.

Rainfall in Portland by month

Plan your trip to Portland by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Portland, Maine ranges from 2.9 - 4.5 inches per month. November is typically the wettest month, when rainfall can reach 4.5 in. August is typically the driest time to visit Portland, Maine when rainfall is around 2.9 in.

Temperature in Portland by month

Plan your trip to Portland by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Portland, Maine, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 68.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

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 12, 2025.
Delta
8.0
Very good
7,946 reviews

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,946 reviews
Delta
8.0
Very good
7,946 reviews

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,790 reviews
Delta
8.0
Very good
7,946 reviews

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,946 reviews

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Frontier
6.0
Okay
3,295 reviews
Delta
8.0
Very good
7,946 reviews

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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.

  • What airport do you fly into for flights to Portland from South Dakota?

    Portland (PWM), located 2.9 mi from the city center, is the airport you fly into when you book flights from South Dakota to Portland.

  • What are the cheapest airlines to fly from South Dakota to Portland, Maine one-way?

    To fly one-way, consider booking your trip with Frontier, which is currently one of the cheapest options available, starting at $245. American Airlines flights start at $295 while deals on United Airlines start at $448 one-way.

  • Can I find deals for flights from South Dakota to Portland that include hotel bookings?

    Yes. In addition to deals on South Dakota to Portland flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from South Dakota to Portland?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from South Dakota to Portland.

  • Can I find deals for business class flights from South Dakota to Portland?

    Yes. Cheapflights offers flight deals from South Dakota to Portland by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from South Dakota to Portland, Maine?

    Currently, January is the cheapest month in which you can book a flight from South Dakota to Portland, Maine (average of $296). Flying from South Dakota to Portland, Maine in July is currently the most expensive (average of $394). 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.

See more FAQs

Traveling to a place near South Dakota?

Book flights to South Dakota if you plan to visit one of these locations
North Conway
Bath
Brunswick
Auburn
Conway
Lewiston

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Alternative routes for South Dakota to Portland

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from South Dakota to Portland

Discover the top 3 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 2,558,603 searches. Data last updated June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$248Average$487FlexibilityNo cancel feeOn-time71%
DeltaCheapest$273Average$504FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$348Average$521FlexibilityNo cancel feeOn-time69%

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