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Cheap flights from South Dakota to Portland from $274

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 1/14. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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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.
United Airlines Logo
9:00 am - 11:30 pmFSD-PWM
13h 30m2 stops
United Airlines Logo
4:10 pm - 9:50 pmPWM-FSD
6h 40m1 stop
$274United Airlines
Find Deal
Wed, Jan 14 - Sat, Jan 17
United Airlines Logo
9:00 am - 11:30 pmFSD-PWM
13h 30m2 stops
United Airlines Logo
8:40 am - 9:50 pmPWM-FSD
14h 10m2 stops
$279United Airlines
Find Deal
Wed, Jan 14 - Sat, Jan 17
Delta Logo
5:14 am - 4:07 pmFSD-PWM
9h 53m2 stops
Delta Logo
4:45 pm - 11:12 pmPWM-FSD
7h 27m2 stops
$339Delta
Find Deal
Wed, Dec 10 - Sat, Dec 13
United Airlines Logo
7:30 am - 2:39 pmFSD-PWM
6h 09m1 stop
United Airlines Logo
4:10 pm - 9:50 pmPWM-FSD
6h 40m1 stop
$377United Airlines
Find Deal
Wed, Jan 14 - Sat, Jan 17
United Airlines Logo
8:00 am - 2:12 pmFSD-PWM
5h 12m1 stop
United Airlines Logo
4:25 pm - 9:50 pmPWM-FSD
6h 25m1 stop
$389United Airlines
Find Deal
Fri, Nov 28 - Tue, Dec 2
United Airlines Logo
7:40 am - 3:14 pmFSD-PWM
6h 34m1 stop
United Airlines Logo
6:00 am - 5:34 pmPWM-FSD
12h 34m2 stops
$419United Airlines
Find Deal
Tue, Mar 3 - Sat, Mar 7
United Airlines Logo
9:00 am - 11:20 pmFSD-PWM
13h 20m2 stops
United Airlines Logo
6:00 am - 5:34 pmPWM-FSD
12h 34m2 stops
$424United Airlines
Find Deal
Tue, Mar 3 - Sat, Mar 7
United Airlines Logo
8:00 am - 2:22 pmFSD-PWM
5h 22m1 stop
United Airlines Logo
10:15 am - 9:51 pmPWM-FSD
12h 36m2 stops
$449United Airlines
Find Deal
Wed, Dec 10 - Sat, Dec 13
United Airlines Logo
9:00 am - 11:09 pmFSD-PWM
13h 09m2 stops
United Airlines Logo
3:20 pm - 12:51 pmPWM-FSD
22h 31m2 stops
$478United Airlines
Find Deal
Wed, Dec 3 - Fri, Dec 5
United Airlines Logo
9:00 am - 11:09 pmFSD-PWM
13h 09m2 stops
United Airlines Logo
4:25 pm - 10:45 amPWM-FSD
19h 20m1 stop
$483United Airlines
Find Deal
Wed, Dec 3 - Fri, Dec 5

United Airlines flights from South Dakota to Portland, Maine

Our best United Airlines deals on South Dakota to Portland, Maine flight tickets
United Airlines
Jan 14
FSD9:00 amSioux Falls Joe Foss Field
13h 30m
2 stops
PWM11:30 pmPortland
Jan 17
PWM4:10 pmPortland
6h 40m
1 stop
FSD9:50 pmSioux Falls Joe Foss Field
$274
Find similar
United Airlines
Jan 14
FSD9:00 amSioux Falls Joe Foss Field
13h 30m
2 stops
PWM11:30 pmPortland
Jan 17
PWM8:40 amPortland
14h 10m
2 stops
FSD9:50 pmSioux Falls Joe Foss Field
$279
Find similar
United Airlines
Jan 14
FSD7:30 amSioux Falls Joe Foss Field
6h 09m
1 stop
PWM2:39 pmPortland
Jan 17
PWM4:10 pmPortland
6h 40m
1 stop
FSD9:50 pmSioux Falls Joe Foss Field
$377
Find similar

American Airlines flights from South Dakota to Portland, Maine

Our best American Airlines deals on South Dakota to Portland, Maine flight tickets
American Airlines
Dec 4
FSD1:09 pmSioux Falls Joe Foss Field
9h 28m
2 stops
PWM11:37 pmPortland
Dec 11
PWM7:11 amPortland
14h 52m
2 stops
FSD9:03 pmSioux Falls Joe Foss Field
$406
Find similar
American Airlines
Nov 28
FSD6:30 amSioux Falls Joe Foss Field
10h 40m
2 stops
PWM6:10 pmPortland
Dec 2
PWM5:37 pmPortland
7h 22m
1 stop
FSD11:59 pmSioux Falls Joe Foss Field
$534
Find similar
American Airlines
Nov 14
FSD10:59 amSioux Falls Joe Foss Field
5h 06m
1 stop
PWM5:05 pmPortland
Nov 16
PWM5:37 pmPortland
7h 22m
1 stop
FSD11:59 pmSioux Falls Joe Foss Field
$563
Find similar

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 November 13, 2025.
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

Sioux FallsPortland

FSD - PWM

FSDPWM

Sioux Falls Joe Foss Field

Wed 1/14

9:00 am-11:30 pm

2 stops13h 30m

Portland

Sat 1/17

4:10 pm-9:50 pm

1 stop6h 40m

$274

Sioux FallsPortland

FSD - PWM

FSDPWM

Sioux Falls Joe Foss Field

Wed 1/14

9:00 am-11:30 pm

2 stops13h 30m

Portland

Sat 1/17

8:40 am-9:50 pm

2 stops14h 10m

$279

Sioux FallsPortland

FSD - PWM

FSDPWM

Sioux Falls Joe Foss Field

Wed 12/10

5:14 am-4:07 pm

2 stops9h 53m

Portland

Sat 12/13

4:45 pm-11:12 pm

2 stops7h 27m

$339

Sioux FallsPortland

FSD - PWM

FSDPWM

Sioux Falls Joe Foss Field

Wed 1/14

7:30 am-2:39 pm

1 stop6h 09m

Portland

Sat 1/17

4:10 pm-9:50 pm

1 stop6h 40m

$377

Sioux FallsPortland

FSD - PWM

FSDPWM

Sioux Falls Joe Foss Field

Fri 11/28

8:00 am-2:12 pm

1 stop5h 12m

Portland

Tue 12/2

4:25 pm-9:50 pm

1 stop6h 25m

$389

Sioux FallsPortland

FSD - PWM

FSDPWM

Sioux Falls Joe Foss Field

Tue 3/3

7:40 am-3:14 pm

1 stop6h 34m

Portland

Sat 3/7

6:00 am-5:34 pm

2 stops12h 34m

$419

Sioux FallsPortland

FSD - PWM

FSDPWM

Sioux Falls Joe Foss Field

Tue 3/3

9:00 am-11:20 pm

2 stops13h 20m

Portland

Sat 3/7

6:00 am-5:34 pm

2 stops12h 34m

$424

Sioux FallsPortland

FSD - PWM

FSDPWM

Sioux Falls Joe Foss Field

Wed 12/10

8:00 am-2:22 pm

1 stop5h 22m

Portland

Sat 12/13

10:15 am-9:51 pm

2 stops12h 36m

$449

Sioux FallsPortland

FSD - PWM

FSDPWM

Sioux Falls Joe Foss Field

Wed 12/3

9:00 am-11:09 pm

2 stops13h 09m

Portland

Fri 12/5

3:20 pm-12:51 pm

2 stops22h 31m

$478

Sioux FallsPortland

FSD - PWM

FSDPWM

Sioux Falls Joe Foss Field

Wed 12/3

9:00 am-11:09 pm

2 stops13h 09m

Portland

Fri 12/5

4:25 pm-10:45 am

1 stop19h 20m

$483

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 is the cheapest day to depart on your flight to Portland, Maine?

On average, the least expensive day to fly to Portland, Maine from South Dakota is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $449. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Thursday is the most expensive day to depart from South Dakota because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $737.

What is the cheapest time of day to depart on your flight to Portland, Maine?

At noon is the cheapest time of day to fly from South Dakota to Portland, Maine when you can find flight prices for as low as $450. Flying to Portland, Maine at noon is an ideal time because this is during off-peak travel hours. Try not to purchase tickets in the morning because they tend to be around $553. Of course, these prices can vary depending on the time of year and what airport you fly to.

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

Direct flights

None
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

  • 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 $188Free CancellationRating
7.9
8,007 reviews
Search Delta flights
American AirlinesPriceFrom $268Free CancellationRating
7.2
11,051 reviews
Search American Airlines flights
United AirlinesPriceFrom $306Free CancellationRating
7.4
9,017 reviews
Search United 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
Lewiston
Freeport
Brunswick
Bartlett
Auburn
Gorham
Windham
Intervale
Oxford
Bath
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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