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Cheap flights from South Dakota to Portland from $323

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from South Dakota to Portland departing on 9/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from South Dakota to Portland

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
6:00 pm - 12:13 am
FSD
-
PWM
5h 13m
1 stop
American Airlines Logo
4:03 pm - 11:51 pm
PWM
-
FSD
8h 48m
1 stop
$323American Airlines
Tue, Sep 15 - Tue, Sep 22
United Airlines Logo
6:00 am - 2:35 pm
FSD
-
PWM
7h 35m
2 stops
United Airlines Logo
5:05 pm - 11:37 pm
PWM
-
FSD
7h 32m
1 stop
$328United Airlines
Tue, Sep 15 - Tue, Sep 22
American Airlines Logo
7:30 am - 8:23 pm
FSD
-
PWM
11h 53m
2 stops
American Airlines Logo
9:01 am - 5:22 pm
PWM
-
FSD
9h 21m
2 stops
$333American Airlines
Tue, Sep 15 - Tue, Sep 22
American Airlines Logo
3:17 pm - 11:27 pm
FSD
-
PWM
7h 10m
1 stop
American Airlines Logo
6:01 pm - 11:11 pm
PWM
-
FSD
6h 10m
1 stop
$369American Airlines
Sat, May 2 - Tue, May 5
American Airlines Logo
3:17 pm - 11:27 pm
FSD
-
PWM
7h 10m
1 stop
American Airlines Logo
6:00 am - 4:58 pm
PWM
-
FSD
11h 58m
2 stops
$374American Airlines
Sat, May 2 - Tue, May 5
Delta Logo
1:44 pm - 11:23 pm
FSD
-
PWM
8h 39m
2 stops
Delta Logo
11:35 am - 11:02 pm
PWM
-
FSD
12h 27m
2 stops
$379Delta
Sat, May 2 - Tue, May 5
American Airlines Logo
3:17 pm - 11:27 pm
FSD
-
PWM
7h 10m
1 stop
American Airlines Logo
7:07 am - 11:59 am
PWM
-
FSD
5h 52m
1 stop
$389American Airlines
Sat, May 2 - Tue, May 5
American Airlines Logo
3:17 pm - 11:27 pm
FSD
-
PWM
7h 10m
1 stop
American Airlines Logo
7:07 am - 4:58 pm
PWM
-
FSD
10h 51m
2 stops
$394American Airlines
Sat, May 2 - Tue, May 5
Delta Logo
1:44 pm - 11:23 pm
FSD
-
PWM
8h 39m
2 stops
Delta Logo
2:51 pm - 11:40 pm
PWM
-
FSD
9h 49m
2 stops
$434Delta
Sat, May 2 - Tue, May 5
United Airlines Logo
5:00 am - 2:14 pm
FSD
-
PWM
8h 14m
1 stop
United Airlines Logo
4:50 pm - 9:52 pm
PWM
-
FSD
6h 02m
1 stop
$459United Airlines
Fri, May 1 - Sun, May 3

Delta flights from South Dakota to Portland, Maine

Our best Delta deals on South Dakota to Portland, Maine flight tickets
Delta
May 2
FSD1:44 pmSioux Falls Joe Foss Field
8h 39m
2 stops
PWM11:23 pmPortland
May 5
PWM11:35 amPortland
12h 27m
2 stops
FSD11:02 pmSioux Falls Joe Foss Field
$379
Delta
May 2
FSD1:44 pmSioux Falls Joe Foss Field
8h 39m
2 stops
PWM11:23 pmPortland
May 5
PWM2:51 pmPortland
9h 49m
2 stops
FSD11:40 pmSioux Falls Joe Foss Field
$434
Delta
Apr 11
FSD9:50 amSioux Falls Joe Foss Field
12h 32m
2 stops
PWM11:22 pmPortland
Apr 13
PWM2:51 pmPortland
9h 11m
2 stops
FSD11:02 pmSioux Falls Joe Foss Field
$470

American Airlines flights from South Dakota to Portland, Maine

Our best American Airlines deals on South Dakota to Portland, Maine flight tickets
American Airlines
Sep 15
FSD6:00 pmSioux Falls Joe Foss Field
5h 13m
1 stop
PWM12:13 amPortland
Sep 22
PWM4:03 pmPortland
8h 48m
1 stop
FSD11:51 pmSioux Falls Joe Foss Field
$323
American Airlines
Sep 15
FSD7:30 amSioux Falls Joe Foss Field
11h 53m
2 stops
PWM8:23 pmPortland
Sep 22
PWM9:01 amPortland
9h 21m
2 stops
FSD5:22 pmSioux Falls Joe Foss Field
$333
American Airlines
May 2
FSD3:17 pmSioux Falls Joe Foss Field
7h 10m
1 stop
PWM11:27 pmPortland
May 5
PWM6:01 pmPortland
6h 10m
1 stop
FSD11:11 pmSioux Falls Joe Foss Field
$369

momondo Fare Finder

 
Customize your flight search to find flights from South Dakota to Portland, Maine 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, momondo users made 832,500 searches. Data last updated April 10, 2026.
Use the filters below to find and compare flights from South Dakota to Portland, Maine that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Sioux FallsPortland

FSD - PWM

FSDPWM

Sioux Falls Joe Foss Field

Tue 9/15

6:00 pm-12:13 am

1 stop5h 13m

Portland

Tue 9/22

4:03 pm-11:51 pm

1 stop8h 48m

$323

Sioux FallsPortland

FSD - PWM

FSDPWM

Sioux Falls Joe Foss Field

Tue 9/15

6:00 am-2:35 pm

2 stops7h 35m

Portland

Tue 9/22

5:05 pm-11:37 pm

1 stop7h 32m

$328

Sioux FallsPortland

FSD - PWM

FSDPWM

Sioux Falls Joe Foss Field

Tue 9/15

7:30 am-8:23 pm

2 stops11h 53m

Portland

Tue 9/22

9:01 am-5:22 pm

2 stops9h 21m

$333

Sioux FallsPortland

FSD - PWM

FSDPWM

Sioux Falls Joe Foss Field

Sat 5/2

3:17 pm-11:27 pm

1 stop7h 10m

Portland

Tue 5/5

6:01 pm-11:11 pm

1 stop6h 10m

$369

Sioux FallsPortland

FSD - PWM

FSDPWM

Sioux Falls Joe Foss Field

Sat 5/2

3:17 pm-11:27 pm

1 stop7h 10m

Portland

Tue 5/5

6:00 am-4:58 pm

2 stops11h 58m

$374

Sioux FallsPortland

FSD - PWM

FSDPWM

Sioux Falls Joe Foss Field

Sat 5/2

1:44 pm-11:23 pm

2 stops8h 39m

Portland

Tue 5/5

11:35 am-11:02 pm

2 stops12h 27m

$379
Quickest round-trip

Sioux FallsPortland

FSD - PWM

FSDPWM

Sioux Falls Joe Foss Field

Sat 5/2

3:17 pm-11:27 pm

1 stop7h 10m

Portland

Tue 5/5

7:07 am-11:59 am

1 stop5h 52m

$389

Sioux FallsPortland

FSD - PWM

FSDPWM

Sioux Falls Joe Foss Field

Sat 5/2

3:17 pm-11:27 pm

1 stop7h 10m

Portland

Tue 5/5

7:07 am-4:58 pm

2 stops10h 51m

$394

Sioux FallsPortland

FSD - PWM

FSDPWM

Sioux Falls Joe Foss Field

Sat 5/2

1:44 pm-11:23 pm

2 stops8h 39m

Portland

Tue 5/5

2:51 pm-11:40 pm

2 stops9h 49m

$434

Sioux FallsPortland

FSD - PWM

FSDPWM

Sioux Falls Joe Foss Field

Fri 5/1

5:00 am-2:14 pm

1 stop8h 14m

Portland

Sun 5/3

4:50 pm-9:52 pm

1 stop6h 02m

$459

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Portland from

How to get the cheapest flight ticket from South Dakota to Portland, Maine

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What airlines fly to Portland, Maine?

American Airlines, United Airlines and Delta are the top three most popular airlines that fly to Portland, Maine from South Dakota according to our data. American Airlines is the first choice among our users, with 40% of people opting to fly with this airline when traveling to Portland, Maine. Keep in mind that there are 3 different airlines that fly to Portland, Maine on a routine basis, so you have a few additional options to choose from.

Cheap South Dakota to Portland, Maine flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from South Dakota to Portland, Maine

Fastest flight time

4h 34m

Direct flights

None
The fastest flight from South Dakota to Portland, Maine takes 4h 34m
There are no direct flights from South Dakota to Portland, Maine. There are no popular flight routes from South Dakota to Portland, Maine.
Search flight deals

Frequently asked questions about flying from South Dakota to Portland, Maine

  • When did momondo last update prices for flights from South Dakota to Portland Airport?

    Prices for flights from South Dakota to Portland Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from South Dakota to Portland Airport?

  • How old do you have to be to fly from South Dakota to Portland Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from South Dakota to Portland Airport.

  • What documentation or ID do you need to fly to Portland Airport?

    The travel and health documents you'll need for your trip to Portland Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Portland Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from South Dakota to Portland, Maine

Compare and see reviews for airlines that fly from South Dakota to Portland, Maine with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $164Free CancellationRating
7.9
8,398 reviews
Search Delta flights
United AirlinesPriceFrom $220Free CancellationRating
7.4
9,562 reviews
Search United Airlines flights
American AirlinesPriceFrom $268Free CancellationRating
7.1
11,564 reviews
Search American Airlines flights

Traveling to a place near Portland?

Book flights to Portland if you plan to visit one of these locations
North Conway
Boothbay Harbor
Jackson
Conway
Freeport
Lewiston
Brunswick
Bartlett
Gorham
Auburn
Windham
Intervale
Bath
Oxford
Georgetown
Falmouth
Tamworth

Why use momondo?

Why should I use momondo to find a flight deal from South Dakota to Portland?

Finding the right flight to Portland from South Dakota is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Portland quick and easy, saving you time and money.

Can I find flights from South Dakota to Portland with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for South Dakota to Portland flights to just show those with flexible booking policies.

How can momondo help me find flights from South Dakota to Portland?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Portland from South Dakota.

I’m not ready to book a flight from South Dakota to Portland right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of South Dakota to Portland flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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