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South Dakota

$117+ 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 8/13. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — FSD
Aug 7 — Aug 141
Thu 8/7
Thu 8/14
1 adult, Economy
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Cheap 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 August 2, 2025.

Round-trip from

$195
(Mytrip)

One-way from

$119
(Mytrip)

Popular in

July

Cheapest in

February

Average price

$409
From Baltimore/Washington to South Dakota
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One-way flight from Baltimore/Washington to South Dakota
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Highest demand for flights based on searches. 26% potential increase in price ($150 potential increase over avg. RT price).
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Cheapest flight prices on average. 8% potential price decrease ($33 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find 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 August 2, 2025.

This Mytrip deal was found by Cheapflights users on 7/31. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/287:37 pmBWI - FSD
1 stop14h 01mMultiple Airlines
Mon 9/85:02 pmFSD - BWI
2 stops20h 45mMultiple Airlines
Deal found 7/31$195
This FlightHub deal was found by Cheapflights users on 8/1. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/135:26 pmBWI - FSD
1 stop21h 36mFrontier
Wed 8/203:07 pmFSD - BWI
1 stop25h 37mFrontier
Deal found 8/1$225
This Delta deal was found by Cheapflights users on 7/30. 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 9/176:15 amBWI - FSD
1 stop6h 56mDelta
Sun 9/215:00 amFSD - BWI
1 stop4h 36mDelta
Deal found 7/30$259
This American Airlines deal was found by Cheapflights users on 8/1. 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 11/56:02 amBWI - RAP
1 stop9h 48mAmerican Airlines
Tue 11/112:20 pmRAP - BWI
1 stop6h 42mAmerican Airlines
Deal found 8/1$269
This American Airlines deal was found by Cheapflights users on 7/31. 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 9/31:32 pmBWI - FSD
1 stop8h 51mAmerican Airlines
Mon 9/81:19 pmFSD - BWI
1 stop9h 03mAmerican Airlines
Deal found 7/31$274
This Delta deal was found by Cheapflights users on 7/31. 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 9/131:50 pmBWI - RAP
2 stops10h 40mDelta
Wed 9/174:24 pmRAP - BWI
1 stop5h 25mDelta
Deal found 7/31$274
This Mytrip deal was found by Cheapflights users on 7/31. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/18:11 amBWI - RAP
1 stop10h 17mMultiple Airlines
Sun 9/75:39 pmRAP - BWI
1 stop8h 51mMultiple Airlines
Deal found 7/31$284
This United Airlines deal was found by Cheapflights users on 7/31. 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.
Wed 9/104:20 pmBWI - PIR
1 stop7h 39mUnited Airlines
Tue 9/166:22 amPIR - BWI
1 stop7h 52mUnited Airlines
Deal found 7/31$297
This United Airlines deal was found by Cheapflights users on 7/31. 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 8/1610:05 amBWI - RAP
1 stop7h 57mUnited Airlines
Wed 8/205:30 amRAP - BWI
1 stop7h 44mUnited Airlines
Deal found 7/31$319
This United Airlines deal was found by Cheapflights users on 8/1. 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 8/166:15 amBWI - FSD
1 stop5h 35mUnited Airlines
Wed 8/208:00 amFSD - BWI
1 stop4h 48mUnited Airlines
Deal found 8/1$369

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 August 2, 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

Thu 8/28

7:37 pm-8:38 am

1 stop14h 01m

Sioux Falls Joe Foss Field

Mon 9/8

5:02 pm-2:47 pm

2 stops20h 45m

$195

BaltimoreSioux Falls

BWI - FSD

BWIFSD

Baltimore/Washington

Wed 8/13

5:26 pm-2:02 pm

1 stop21h 36m

Sioux Falls Joe Foss Field

Wed 8/20

3:07 pm-5:44 pm

1 stop25h 37m

$225

BaltimoreSioux Falls

BWI - FSD

BWIFSD

Baltimore/Washington

Wed 9/17

6:15 am-12:11 pm

1 stop6h 56m

Sioux Falls Joe Foss Field

Sun 9/21

5:00 am-10:36 am

1 stop4h 36m

$259

BaltimoreRapid City

BWI - RAP

BWIRAP

Baltimore/Washington

Wed 11/5

6:02 am-1:50 pm

1 stop9h 48m

Rapid City

Tue 11/11

2:20 pm-11:02 pm

1 stop6h 42m

$269

BaltimoreSioux Falls

BWI - FSD

BWIFSD

Baltimore/Washington

Wed 9/3

1:32 pm-9:23 pm

1 stop8h 51m

Sioux Falls Joe Foss Field

Mon 9/8

1:19 pm-11:22 pm

1 stop9h 03m

$274

BaltimoreRapid City

BWI - RAP

BWIRAP

Baltimore/Washington

Sat 9/13

1:50 pm-10:30 pm

2 stops10h 40m

Rapid City

Wed 9/17

4:24 pm-11:49 pm

1 stop5h 25m

$274

BaltimoreRapid City

BWI - RAP

BWIRAP

Baltimore/Washington

Mon 9/1

8:11 am-4:28 pm

1 stop10h 17m

Rapid City

Sun 9/7

5:39 pm-4:30 am

1 stop8h 51m

$284

BaltimorePierre

BWI - PIR

BWIPIR

Baltimore/Washington

Wed 9/10

4:20 pm-10:59 pm

1 stop7h 39m

Pierre

Tue 9/16

6:22 am-3:14 pm

1 stop7h 52m

$297

BaltimoreRapid City

BWI - RAP

BWIRAP

Baltimore/Washington

Sat 8/16

10:05 am-4:02 pm

1 stop7h 57m

Rapid City

Wed 8/20

5:30 am-3:14 pm

1 stop7h 44m

$319

BaltimoreSioux Falls

BWI - FSD

BWIFSD

Baltimore/Washington

Sat 8/16

6:15 am-10:50 am

1 stop5h 35m

Sioux Falls Joe Foss Field

Wed 8/20

8:00 am-1:48 pm

1 stop4h 48m

$369

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/30

Showing 1-10 of 19 results
1
2

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, September is the cheapest month in which you can book a flight from Baltimore to South Dakota (average of $334). Flying from Baltimore to South Dakota in December is currently the most expensive (average of $446). 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 August 2, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Baltimore to South Dakota as you normally would.

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 August 2, 2025.
Get a feel of what it's like to fly with Alaska Airlines, Delta, and United 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.
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Food

7.1

Entertainment

7.1

Boarding

8.1

Overall

8.0

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Food

7.1

Entertainment

7.1

Boarding

8.1

Overall

8.0

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Delta
8.0
Very good
7,983 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Food

7.1

Entertainment

7.1

Boarding

8.1

Overall

8.0

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
United Airlines
7.4
Good
8,904 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Food

7.1

Entertainment

7.1

Boarding

8.1

Overall

8.0

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Food

7.1

Entertainment

7.1

Boarding

8.1

Overall

8.0

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Sun Country Air
6.9
Okay
334 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Food

7.1

Entertainment

7.1

Boarding

8.1

Overall

8.0

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.

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.

  • 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 $127 on Frontier. Other airlines that offer cheap prices include Delta from $136 and American Airlines from $180 one-way.

  • 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, September is the cheapest month in which you can book a flight from Baltimore to South Dakota (average of $334). Flying from Baltimore to South Dakota in December is currently the most expensive (average of $446). 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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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 August 2, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$258Average$376FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$264Average$421FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$268Average$471FlexibilityNo cancel feeOn-time69%

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