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South Dakota

$146+ Cheap flights from Maine to South Dakota

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 4/22. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — FSD
Apr 21 — Apr 281
Tue 4/21
Tue 4/28
1 adult, Economy
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Cheap flight deals from Maine to South Dakota

Cheapest flights from Maine to South Dakota
Explore the most affordable flight options available from Maine to South Dakota. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 22, 2026.

This American Airlines deal was found by Cheapflights users on 3/21. 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 5/122:02 pm
BOS
-
FSD
1 stop8h 52m
American Airlines
Tue 5/191:41 pm
FSD
-
BOS
1 stop9h 23m
American Airlines
Deal found 3/21$291
This American Airlines deal was found by Cheapflights users on 3/18. 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 5/165:35 pm
BOS
-
FSD
1 stop6h 31m
American Airlines
Sat 5/234:48 pm
FSD
-
BOS
1 stop6h 27m
American Airlines
Deal found 3/18$320
This American Airlines deal was found by Cheapflights users on 3/22. 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 4/298:26 am
BOS
-
FSD
1 stop9h 32m
American Airlines
Sun 5/36:00 am
FSD
-
BOS
1 stop7h 23m
American Airlines
Deal found 3/22$345
This American Airlines deal was found by Cheapflights users on 3/18. 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 7/155:00 am
BOS
-
FSD
1 stop7h 39m
American Airlines
Wed 7/224:49 pm
FSD
-
BOS
1 stop6h 10m
American Airlines
Deal found 3/18$349
This Delta deal was found by Cheapflights users on 3/21. 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 10/208:15 am
BOS
-
RAP
1 stop7h 37m
Delta
Mon 11/22:25 pm
RAP
-
BOS
1 stop5h 59m
Delta
Deal found 3/21$349
This Delta deal was found by Cheapflights users on 3/21. 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 10/2411:05 am
BOS
-
RAP
2 stops13h 04m
Delta
Fri 10/302:25 pm
RAP
-
BOS
1 stop5h 59m
Delta
Deal found 3/21$354
This Delta deal was found by Cheapflights users on 3/21. 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 10/2411:05 am
BOS
-
RAP
2 stops13h 04m
Delta
Wed 10/286:20 am
RAP
-
BOS
2 stops11h 41m
Delta
Deal found 3/21$359
This United Airlines deal was found by Cheapflights users on 3/17. 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 8/306:00 am
BOS
-
RAP
1 stop6h 12m
United Airlines
Sun 9/61:33 pm
RAP
-
BOS
1 stop6h 22m
United Airlines
Deal found 3/17$369
This Delta deal was found by Cheapflights users on 3/20. 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 4/95:50 am
BOS
-
RAP
1 stop6h 30m
Delta
Wed 4/153:55 pm
RAP
-
BOS
1 stop5h 40m
Delta
Deal found 3/20$374
This Delta deal was found by Cheapflights users on 3/18. 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.
Fri 6/125:40 am
BOS
-
FSD
1 stop7h 48m
Delta
Sat 6/204:09 pm
FSD
-
BOS
1 stop6h 43m
Delta
Deal found 3/18$377
This Delta deal was found by Cheapflights users on 3/21. 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 8/2210:30 am
BOS
-
RAP
2 stops13h 28m
Delta
Wed 8/262:25 pm
RAP
-
BOS
1 stop7h 27m
Delta
Deal found 3/21$379
This United Airlines deal was found by Cheapflights users on 3/19. 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 4/412:00 pm
BOS
-
RAP
1 stop9h 02m
United Airlines
Sat 4/117:00 am
RAP
-
BOS
1 stop6h 37m
United Airlines
Deal found 3/19$384

Find flight deals from Maine to South Dakota

Keep the following information in mind while searching for Maine to South Dakota flight deals. Data was last updated March 22, 2026.

Round-trip from

$291
(American Airlines)

One-way from

$146
(United Airlines)

Popular in

April

Cheapest in

August
From Maine to South Dakota
Search Deals
One-way flight from Maine to South Dakota
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($56 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($28 potential savings vs. average RT price).
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Maine to South Dakota 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 March 22, 2026.
Use the filters below to find and compare flights from Maine to South Dakota that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BostonRapid City

BOS - RAP

BOSRAP

Boston Logan Intl

Wed 4/22

4:50 pm-10:28 pm

1 stop7h 38m

Rapid City

Tue 5/12

1:00 pm-11:59 pm

1 stop8h 59m

$349

BostonRapid City

BOS - RAP

BOSRAP

Boston Logan Intl

Sun 8/30

6:00 am-10:12 am

1 stop6h 12m

Rapid City

Sun 9/6

1:33 pm-9:55 pm

1 stop6h 22m

$369

BostonRapid City

BOS - RAP

BOSRAP

Boston Logan Intl

Fri 4/3

5:50 am-10:20 am

1 stop6h 30m

Rapid City

Sat 4/11

4:00 pm-11:49 pm

1 stop5h 49m

$374

BostonRapid City

BOS - RAP

BOSRAP

Boston Logan Intl

Sat 8/22

10:30 am-9:58 pm

2 stops13h 28m

Rapid City

Wed 8/26

2:25 pm-11:52 pm

1 stop7h 27m

$379
Quickest round-trip

BostonRapid City

BOS - RAP

BOSRAP

Boston Logan Intl

Thu 4/2

5:50 am-10:20 am

1 stop6h 30m

Rapid City

Tue 4/7

4:01 pm-11:49 pm

1 stop5h 48m

$399

BostonRapid City

BOS - RAP

BOSRAP

Boston Logan Intl

Fri 7/24

8:15 am-3:10 pm

1 stop8h 55m

Rapid City

Mon 7/27

2:25 pm-11:52 pm

1 stop7h 27m

$404

BostonRapid City

BOS - RAP

BOSRAP

Boston Logan Intl

Sat 8/29

6:00 am-10:12 am

1 stop6h 12m

Rapid City

Sat 9/5

11:08 am-9:58 pm

1 stop8h 50m

$416

BostonSioux Falls

BOS - FSD

BOSFSD

Boston Logan Intl

Wed 4/8

4:28 pm-9:54 pm

1 stop6h 26m

Sioux Falls Joe Foss Field

Sat 4/11

6:00 am-1:47 pm

1 stop6h 47m

$429

PortlandRapid City

PWM - RAP

PWMRAP

Portland

Sat 5/2

4:50 pm-9:46 pm

1 stop6h 56m

Rapid City

Tue 5/5

8:25 am-11:29 pm

2 stops13h 04m

$454

BostonRapid City

BOS - RAP

BOSRAP

Boston Logan Intl

Tue 4/14

9:30 am-8:44 pm

2 stops13h 14m

Rapid City

Sat 4/18

2:47 pm-11:59 pm

1 stop7h 12m

$454

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/20

Showing 1-10 of 33 resultsSorted by cheapest first
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Best time to book a flight from Maine to South Dakota

Have a flexible travel schedule? Discover the best time to fly to South Dakota from Maine 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 Maine to South Dakota
No data available for this route at this time. Please check back soon.

Reviews of airlines servicing South Dakota

Get insights into the airlines that provide service to South Dakota. 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 South Dakota. Reviews last updated March 22, 2026.
Peruse reviews from past customers who have flown with United Airlines and American Airlines from Maine to South Dakota to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,455 reviews

Crew

8.1

Entertainment

7.1

Boarding

7.7

Comfort

7.3

Food

6.6

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
United Airlines
7.4
Good
9,455 reviews
United Airlines
7.4
Good
9,455 reviews

Crew

8.1

Entertainment

7.1

Boarding

7.7

Comfort

7.3

Food

6.6

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
American Airlines
7.1
Good
11,489 reviews
United Airlines
7.4
Good
9,455 reviews

Crew

8.1

Entertainment

7.1

Boarding

7.7

Comfort

7.3

Food

6.6

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

Related info for your journey

Find useful and relevant information for your journey from Maine to South Dakota. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Maine to South Dakota?

    A quick flight from Maine to South Dakota can take about 6h 30m. United Airlines provides one of the quickest options available for as low as $374. There are 1607 mi between Maine and South Dakota. This flight may include one or multiple stops.

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

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

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

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

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

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

See more FAQs

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Alternative routes for Maine to South Dakota

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Top 2 airlines flying from Maine to South Dakota

Discover the top 2 airlines that operate flights from Maine to South Dakota. 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 March 22, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$313Average$526FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$341Average$638FlexibilityNo cancel feeOn-time69%

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