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South Dakota

$154+ Cheap flights from Baltimore (BWI) 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 8/14. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — RAP
Jun 15 — Jun 221
Mon 6/15
Mon 6/22
1 adult, Economy
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Cheap flight deals from Baltimore to South Dakota

Cheapest flights from Baltimore to South Dakota
Explore the most affordable flight options available from Baltimore to South Dakota. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 16, 2026.

This Delta deal was found by Cheapflights users on 5/13. 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 10/16:19 am
BWI
-
FSD
1 stop4h 41m
Delta
Mon 10/124:09 pm
FSD
-
BWI
1 stop6h 37m
Delta
Deal found 5/13$319
This Delta deal was found by Cheapflights users on 5/11. 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.
Wed 9/24:39 pm
BWI
-
FSD
1 stop6h 30m
Delta
Tue 9/84:09 pm
FSD
-
BWI
1 stop6h 35m
Delta
Deal found 5/11$321
This United Airlines deal was found by Cheapflights users on 5/13. 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 9/1510:40 am
BWI
-
FSD
2 stops10h 24m
United Airlines
Tue 9/227:40 am
FSD
-
BWI
1 stop5h 17m
United Airlines
Deal found 5/13$324
This Delta deal was found by Cheapflights users on 5/14. 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.
Sun 10/117:30 am
BWI
-
RAP
1 stop5h 42m
Delta
Thu 10/222:25 pm
RAP
-
BWI
1 stop7h 21m
Delta
Deal found 5/14$329
This United Airlines deal was found by Cheapflights users on 5/15. 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 10/249:09 am
BWI
-
RAP
2 stops9h 57m
United Airlines
Sat 10/311:00 pm
RAP
-
BWI
1 stop5h 57m
United Airlines
Deal found 5/15$334
This Delta deal was found by Cheapflights users on 5/11. 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.
Tue 7/76:20 am
BWI
-
RAP
1 stop5h 58m
Delta
Sat 7/116:48 am
RAP
-
BWI
1 stop5h 15m
Delta
Deal found 5/11$339
This Delta deal was found by Cheapflights users on 5/11. 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 10/245:30 pm
BWI
-
RAP
2 stops7h 09m
Delta
Sat 10/314:00 pm
RAP
-
BWI
1 stop5h 46m
Delta
Deal found 5/11$344
This Delta deal was found by Cheapflights users on 5/14. 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 10/177:30 am
BWI
-
RAP
1 stop5h 42m
Delta
Sun 10/184:00 pm
RAP
-
BWI
1 stop5h 46m
Delta
Deal found 5/14$345
This Delta deal was found by Cheapflights users on 5/12. 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.
Sun 5/246:17 am
BWI
-
FSD
1 stop7h 32m
Delta
Tue 6/25:00 am
FSD
-
BWI
1 stop5h 05m
Delta
Deal found 5/12$357
This Delta deal was found by Cheapflights users on 5/14. 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 9/47:00 pm
BWI
-
FSD
1 stop4h 46m
Delta
Tue 9/84:09 pm
FSD
-
BWI
1 stop6h 35m
Delta
Deal found 5/14$359
This Delta deal was found by Cheapflights users on 5/12. 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 6/306:19 am
BWI
-
RAP
1 stop5h 56m
Delta
Sat 7/116:48 am
RAP
-
BWI
1 stop5h 15m
Delta
Deal found 5/12$361
This Delta deal was found by Cheapflights users on 5/13. 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.
Wed 5/276:59 pm
BWI
-
RAP
1 stop5h 25m
Delta
Wed 6/32:36 pm
RAP
-
BWI
1 stop7h 10m
Delta
Deal found 5/13$364

Find flight deals from Baltimore to South Dakota

Keep the following information in mind while searching for Baltimore to South Dakota flight deals. Data was last updated May 16, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$329
(Delta)

One-way from

$154
(Kiwi.com)

Popular in

June

Cheapest in

November

Average price

$392
Provider with most accurate pricing for Washington, D.C. (WAS)-Sioux Falls Joe Foss Field flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Sioux Falls Joe Foss Field flights.
Search Deals
From Baltimore/Washington to South Dakota
Search Deals
One-way flight from Baltimore/Washington to South Dakota
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($46 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($10 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Baltimore 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 May 16, 2026.
Use the filters below to find and compare flights from Baltimore to South Dakota that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BaltimoreRapid City

BWI - RAP

BWIRAP

Baltimore/Washington

Tue 7/7

6:20 am-10:18 am

1 stop5h 58m

Rapid City

Sat 7/11

6:48 am-2:03 pm

1 stop5h 15m

$339

BaltimoreSioux Falls

BWI - FSD

BWIFSD

Baltimore/Washington

Sun 5/24

6:17 am-12:49 pm

1 stop7h 32m

Sioux Falls Joe Foss Field

Tue 6/2

5:00 am-11:05 am

1 stop5h 05m

$357

BaltimoreSioux Falls

BWI - FSD

BWIFSD

Baltimore/Washington

Thu 5/28

5:37 pm-9:43 pm

1 stop5h 06m

Sioux Falls Joe Foss Field

Mon 6/1

1:18 pm-12:33 am

2 stops10h 15m

$372

BaltimorePierre

BWI - PIR

BWIPIR

Baltimore/Washington

Fri 5/29

4:23 pm-11:28 pm

1 stop8h 05m

Pierre

Tue 6/2

6:20 am-3:17 pm

1 stop7h 57m

$438

BaltimoreSioux Falls

BWI - FSD

BWIFSD

Baltimore/Washington

Fri 5/22

6:59 pm-11:11 pm

1 stop5h 12m

Sioux Falls Joe Foss Field

Sun 5/24

6:50 am-1:55 pm

1 stop6h 05m

$459

BaltimoreRapid City

BWI - RAP

BWIRAP

Baltimore/Washington

Mon 5/25

6:10 am-10:24 am

1 stop6h 14m

Rapid City

Wed 5/27

1:35 pm-9:26 pm

1 stop5h 51m

$460

BaltimoreRapid City

BWI - RAP

BWIRAP

Baltimore/Washington

Sun 8/2

6:38 pm-11:16 pm

1 stop6h 38m

Rapid City

Tue 8/11

8:55 am-7:34 pm

1 stop8h 39m

$460

BaltimoreRapid City

BWI - RAP

BWIRAP

Baltimore/Washington

Sat 7/4

6:15 am-10:24 am

1 stop6h 09m

Rapid City

Tue 7/7

11:20 am-12:28 am

2 stops11h 08m

$462

BaltimoreRapid City

BWI - RAP

BWIRAP

Baltimore/Washington

Sun 6/28

6:38 pm-11:16 pm

1 stop6h 38m

Rapid City

Fri 7/3

11:20 am-12:28 am

2 stops11h 08m

$465

BaltimoreSioux Falls

BWI - FSD

BWIFSD

Baltimore/Washington

Sat 6/13

5:32 pm-9:43 pm

1 stop5h 11m

Sioux Falls Joe Foss Field

Sat 6/20

12:56 pm-12:33 am

2 stops10h 37m

$468

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/12

Showing 1-10 of 46 resultsSorted by cheapest first
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5

Best time to book a flight from Baltimore to South Dakota

Have a flexible travel schedule? Discover the best time to fly to South Dakota from Baltimore 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 Baltimore to South Dakota

How far ahead should I book a flight from Baltimore to South Dakota?

The price you pay for your flight from Baltimore to South Dakota may vary depending on when you book. For the best chance of a lower fare, look to book 45 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Baltimore to South Dakota?

Currently, December is the cheapest month in which you can book a flight from Baltimore to South Dakota (average of $247). Flying from Baltimore to South Dakota in March is currently the most expensive (average of $450). 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.

How much does it cost to fly round-trip from Baltimore to South Dakota?

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 May 16, 2026.
Get a feel of what it's like to fly with Delta,United Airlines, andAmerican Airlines from Baltimore to South Dakota by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,455 reviews

Entertainment

7.8

Food

7.2

Crew

8.5

Boarding

8.1

Overall

7.9

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
Delta
7.9
Good
8,455 reviews
Delta
7.9
Good
8,455 reviews

Entertainment

7.8

Food

7.2

Crew

8.5

Boarding

8.1

Overall

7.9

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
United Airlines
7.4
Good
9,727 reviews
Delta
7.9
Good
8,455 reviews

Entertainment

7.8

Food

7.2

Crew

8.5

Boarding

8.1

Overall

7.9

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
American Airlines
7.1
Good
11,662 reviews
Delta
7.9
Good
8,455 reviews

Entertainment

7.8

Food

7.2

Crew

8.5

Boarding

8.1

Overall

7.9

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional

Related info for your journey

Find useful and relevant information for your journey from Baltimore to South Dakota. 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 from for flights from Baltimore to South Dakota?

    Baltimore/Washington (BWI) is the airport you will fly out of if you book a flight from Baltimore to South Dakota. It is only a 8.5 mi journey to Baltimore/Washington (BWI) from Baltimore’s city center.

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

    Delta and United Airlines can get you from Baltimore to South Dakota in just under 5h 06m. Your travel time can differ by up to 52m. The distance from Baltimore to South Dakota is about 1081 mi. This flight may include one or multiple stops.

  • What are the most popular routes from Baltimore to South Dakota?

    While some choose either Baltimore/Washington - Sioux Falls Joe Foss Field or Baltimore/Washington - Pierre, Baltimore/Washington - Rapid City is the most popular route from Baltimore to South Dakota.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Baltimore 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.

  • What is the cheapest month to book a flight from Baltimore to South Dakota?

    Currently, December is the cheapest month in which you can book a flight from Baltimore to South Dakota (average of $247). Flying from Baltimore to South Dakota in March is currently the most expensive (average of $450). 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

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Alternative routes for Baltimore to South Dakota

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

Discover the top 3 airlines that operate flights from Baltimore 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 May 16, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$258Average$452FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$264Average$447FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$279Average$464FlexibilityNo cancel feeOn-time69%

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