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South Dakota

$166+ 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 1/6. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — FSD
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
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 December 18, 2025.

This United Airlines deal was found by Cheapflights users on 12/16. 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.
Mon 12/2910:44 amBWI - FSD
1 stop7h 46mUnited Airlines
Tue 1/67:30 amFSD - BWI
1 stop5h 41mUnited Airlines
Deal found 12/16$339
This United Airlines deal was found by Cheapflights users on 12/17. 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.
Fri 12/196:15 amBWI - FSD
1 stop5h 37mUnited Airlines
Wed 1/213:11 pmFSD - BWI
1 stop5h 10mUnited Airlines
Deal found 12/17$345
This United Airlines deal was found by Cheapflights users on 12/17. 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.
Fri 12/199:55 amBWI - FSD
1 stop7h 36mUnited Airlines
Wed 12/313:08 pmFSD - BWI
1 stop5h 18mUnited Airlines
Deal found 12/17$401
This Delta deal was found by Cheapflights users on 12/16. 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 12/283:00 pmBWI - FSD
1 stop6h 34mDelta
Tue 1/64:17 pmFSD - BWI
1 stop6h 09mDelta
Deal found 12/16$439
This United Airlines deal was found by Cheapflights users on 12/16. 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 12/286:15 amBWI - FSD
1 stop5h 37mUnited Airlines
Tue 1/67:30 amFSD - BWI
1 stop5h 41mUnited Airlines
Deal found 12/16$463
This Delta deal was found by Cheapflights users on 12/15. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/306:59 pmBWI - FSD
1 stop5h 41mDelta
Thu 1/15:16 amFSD - BWI
1 stop6h 39mDelta
Deal found 12/15$519
This Kiwi.com deal was found by Cheapflights users on 12/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/283:26 pmBWI - FSD
1 stop18h 45mMultiple Airlines
Tue 1/63:36 pmFSD - BWI
2 stops43h 13mMultiple Airlines
Deal found 12/16$521
This United Airlines deal was found by Cheapflights users on 12/17. 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.
Fri 12/194:05 pmBWI - FSD
1 stop8h 50mUnited Airlines
Tue 12/303:08 pmFSD - BWI
1 stop5h 18mUnited Airlines
Deal found 12/17$545
This Delta deal was found by Cheapflights users on 12/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/1911:42 amBWI - RAP
1 stop6h 03mDelta
Mon 12/226:19 amRAP - BWI
2 stops11h 52mDelta
Deal found 12/17$624
This United Airlines deal was found by Cheapflights users on 12/17. 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 12/216:15 amBWI - RAP
1 stop6h 15mUnited Airlines
Tue 12/233:35 pmRAP - BWI
1 stop5h 41mUnited Airlines
Deal found 12/17$731
This United Airlines deal was found by Cheapflights users on 12/17. 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.
Fri 12/266:15 amBWI - RAP
2 stops8h 31mUnited Airlines
Sun 12/283:35 pmRAP - BWI
1 stop5h 41mUnited Airlines
Deal found 12/17$899
This American Airlines deal was found by Cheapflights users on 12/17. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/211:55 pmBWI - RAP
2 stops9h 36mAmerican Airlines
Tue 12/235:30 amRAP - BWI
2 stops9h 32mAmerican Airlines
Deal found 12/17$1,111

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 December 18, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$275
(United Airlines)

One-way from

$166
(Kiwi.com)

Popular in

April

Cheapest in

February

Average price

$354
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. 10% potential increase in price ($41 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($17 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
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 December 18, 2025.
Use the filters below to find and compare flights from Baltimore to South Dakota that are best for you.

Fly from

Baltimore

Fly to

South Dakota

Route

Depart

Return

Price

BaltimoreSioux Falls

BWI - FSD

BWIFSD

Baltimore/Washington

Wed 1/14

4:10 pm-11:44 pm

1 stop8h 34m

Sioux Falls Joe Foss Field

Wed 1/21

3:11 pm-9:21 pm

1 stop5h 10m

$275

BaltimoreRapid City

BWI - RAP

BWIRAP

Baltimore/Washington

Thu 1/22

6:05 am-10:13 am

1 stop6h 08m

Rapid City

Tue 1/27

6:00 am-1:53 pm

1 stop5h 53m

$289

BaltimoreRapid City

BWI - RAP

BWIRAP

Baltimore/Washington

Thu 1/8

6:05 am-10:13 am

1 stop6h 08m

Rapid City

Wed 1/14

4:10 pm-11:26 pm

1 stop5h 16m

$289

BaltimoreRapid City

BWI - RAP

BWIRAP

Baltimore/Washington

Fri 1/9

6:05 am-10:13 am

1 stop6h 08m

Rapid City

Sun 1/11

4:10 pm-11:26 pm

1 stop5h 16m

$289

BaltimoreSioux Falls

BWI - FSD

BWIFSD

Baltimore/Washington

Thu 1/1

6:00 am-12:28 pm

1 stop7h 28m

Sioux Falls Joe Foss Field

Mon 1/5

6:00 am-2:21 pm

1 stop7h 21m

$290

BaltimoreSioux Falls

BWI - FSD

BWIFSD

Baltimore/Washington

Thu 1/15

6:00 am-11:51 am

1 stop6h 51m

Sioux Falls Joe Foss Field

Wed 1/21

12:26 pm-5:52 pm

1 stop4h 26m

$291

BaltimoreSioux Falls

BWI - FSD

BWIFSD

Baltimore/Washington

Fri 1/2

4:05 pm-11:55 pm

1 stop8h 50m

Sioux Falls Joe Foss Field

Tue 1/6

7:30 am-2:11 pm

1 stop5h 41m

$294

BaltimoreRapid City

BWI - RAP

BWIRAP

Baltimore/Washington

Thu 1/22

10:05 am-8:32 pm

2 stops12h 27m

Rapid City

Tue 1/27

10:45 am-9:21 pm

2 stops8h 36m

$299

BaltimoreSioux Falls

BWI - FSD

BWIFSD

Baltimore/Washington

Thu 2/12

11:59 am-7:06 pm

1 stop8h 07m

Sioux Falls Joe Foss Field

Mon 2/16

1:12 pm-11:01 pm

1 stop8h 49m

$309

BaltimoreSioux Falls

BWI - FSD

BWIFSD

Baltimore/Washington

Fri 1/2

11:45 am-6:59 pm

1 stop8h 14m

Sioux Falls Joe Foss Field

Mon 1/5

1:16 pm-10:58 pm

1 stop8h 42m

$309

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/17

Showing 1-10 of 25 results
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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

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

Currently, January is the cheapest month in which you can book a flight from Baltimore to South Dakota (average of $138). Flying from Baltimore to South Dakota in April is currently the most expensive (average of $270). 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.

What is the cheapest time of day to fly from BWI to SD?

Find hourly flight availability from Baltimore to South Dakota. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 18, 2025.

It’s typically best to fly out from Baltimore to South Dakota in the evening. Doing so could potentially save you 29% on the flight price compared to flying in the afternoon, which is usually more expensive.

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 December 18, 2025.
Get a feel of what it's like to fly with Delta, United Airlines, and American 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
8,005 reviews

Entertainment

7.9

Food

7.3

Crew

8.5

Boarding

8.1

Overall

7.9

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,005 reviews
Delta
7.9
Good
8,005 reviews

Entertainment

7.9

Food

7.3

Crew

8.5

Boarding

8.1

Overall

7.9

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,091 reviews
Delta
7.9
Good
8,005 reviews

Entertainment

7.9

Food

7.3

Crew

8.5

Boarding

8.1

Overall

7.9

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.2
Good
11,054 reviews
Delta
7.9
Good
8,005 reviews

Entertainment

7.9

Food

7.3

Crew

8.5

Boarding

8.1

Overall

7.9

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

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?

    United Airlines, Delta, and American Airlines can get you from Baltimore to South Dakota in just under 6h 08m. Your travel time can differ by up to 2h 26m. The distance from Baltimore to South Dakota is about 1397 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Baltimore to South Dakota one-way?

    One-way options have recently been found by users for as low as $118 on Delta. Other airlines that offer cheap prices include United Airlines from $175 and American Airlines from $179 one-way.

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

    While some choose either Baltimore/Washington - Rapid City or Baltimore/Washington - Pierre, Baltimore/Washington - Sioux Falls Joe Foss Field 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, January is the cheapest month in which you can book a flight from Baltimore to South Dakota (average of $138). Flying from Baltimore to South Dakota in April is currently the most expensive (average of $270). 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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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 December 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$258Average$381FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$264Average$465FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$268Average$479FlexibilityNo cancel feeOn-time69%

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