HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Sioux Falls

$206+ Cheap flights from Baltimore to Sioux Falls (BWI - FSD)

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 8/26. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — FSD
Aug 6 — Aug 131
Thu 8/6
Thu 8/13
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Baltimore to Sioux Falls with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Baltimore to Sioux Falls

Cheapest flights from Baltimore to Sioux Falls
Explore the most affordable flight options available from Baltimore to Sioux Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 7, 2026.

This United Airlines deal was found by Cheapflights users on 7/4. 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 7/256:38 pm
BWI
-
FSD
1 stop5h 53m
United Airlines
Sat 8/16:28 pm
FSD
-
BWI
1 stop5h 00m
United Airlines
Deal found 7/4$319
This United Airlines deal was found by Cheapflights users on 7/5. 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 9/54:22 pm
BWI
-
FSD
1 stop8h 22m
United Airlines
Sat 9/126:00 am
FSD
-
BWI
2 stops11h 22m
United Airlines
Deal found 7/5$324
This Delta deal was found by Cheapflights users on 7/6. 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 7/252:16 pm
BWI
-
FSD
1 stop6h 40m
Delta
Wed 8/511:05 am
FSD
-
BWI
1 stop6h 17m
Delta
Deal found 7/6$344
This Delta deal was found by Cheapflights users on 7/2. 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 7/252:16 pm
BWI
-
FSD
1 stop6h 40m
Delta
Sun 8/25:00 am
FSD
-
BWI
1 stop4h 42m
Delta
Deal found 7/2$349
This United Airlines deal was found by Cheapflights users on 7/2. 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.
Thu 7/166:38 pm
BWI
-
FSD
1 stop5h 53m
United Airlines
Sun 7/196:28 pm
FSD
-
BWI
1 stop5h 00m
United Airlines
Deal found 7/2$369
This Delta deal was found by Cheapflights users on 7/4. 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 12/244:39 pm
BWI
-
FSD
1 stop6h 33m
Delta
Thu 12/315:25 am
FSD
-
BWI
1 stop6h 39m
Delta
Deal found 7/4$389
This Kiwi.com deal was found by Cheapflights users on 7/4. 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.
Wed 7/159:28 pm
BWI
-
FSD
1 stop21h 18m
Multiple Airlines
Wed 7/228:08 pm
FSD
-
BWI
2 stops16h 32m
Multiple Airlines
Deal found 7/4$396
This Delta deal was found by Cheapflights users on 7/4. 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 7/156:20 am
BWI
-
FSD
1 stop4h 55m
Delta
Wed 7/225:20 am
FSD
-
BWI
1 stop6h 41m
Delta
Deal found 7/4$400
This American Airlines deal was found by Cheapflights users on 7/3. 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 7/253:50 pm
BWI
-
FSD
1 stop7h 08m
American Airlines
Wed 8/512:57 pm
FSD
-
BWI
2 stops7h 55m
American Airlines
Deal found 7/3$402
This Delta deal was found by Cheapflights users on 7/2. 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 7/266:20 am
BWI
-
FSD
1 stop7h 29m
Delta
Mon 8/31:26 pm
FSD
-
BWI
1 stop8h 52m
Delta
Deal found 7/2$407

Find flight deals from Baltimore to Sioux Falls

Discover tips and strategies to find the most affordable flight options for your journey from Baltimore (BWI) to Sioux Falls (FSD). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 7, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$319
(United Airlines)

One-way from

$206
(Kiwi.com)

Popular in

December

Cheapest in

April

Average price

$485
Provider with most accurate pricing for Baltimore/Washington-Sioux Falls Joe Foss Field flight deals.
Search Deals
Provider most trusted by Cheapflights users for Baltimore/Washington-Sioux Falls Joe Foss Field flights.
Search Deals
From Baltimore/Washington to Sioux Falls Joe Foss Field
Search Deals
One-way flight from Baltimore/Washington to Sioux Falls Joe Foss Field
Search Deals
Highest demand for flights based on searches. 33% potential increase in price ($252 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($33 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Baltimore to Sioux Falls 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 July 7, 2026.
Use the filters below to find and compare flights from Baltimore to Sioux Falls that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BaltimoreSioux Falls

BWI - FSD

BWIFSD

Baltimore/Washington

Sat 7/25

6:38 pm-11:31 pm

1 stop5h 53m

Sioux Falls Joe Foss Field

Sat 8/1

6:28 pm-12:28 am

1 stop5h 00m

$319

BaltimoreSioux Falls

BWI - FSD

BWIFSD

Baltimore/Washington

Wed 7/22

2:08 pm-7:56 pm

1 stop6h 48m

Sioux Falls Joe Foss Field

Sun 7/26

5:00 am-10:42 am

1 stop4h 42m

$369
Quickest round-trip

BaltimoreSioux Falls

BWI - FSD

BWIFSD

Baltimore/Washington

Fri 7/31

6:20 am-10:15 am

1 stop4h 55m

Sioux Falls Joe Foss Field

Sun 8/2

5:00 am-10:42 am

1 stop4h 42m

$389

BaltimoreSioux Falls

BWI - FSD

BWIFSD

Baltimore/Washington

Sat 7/11

6:38 pm-11:31 pm

1 stop5h 53m

Sioux Falls Joe Foss Field

Mon 7/20

6:28 pm-12:28 am

1 stop5h 00m

$400

BaltimoreSioux Falls

BWI - FSD

BWIFSD

Baltimore/Washington

Wed 7/15

6:20 am-10:15 am

1 stop4h 55m

Sioux Falls Joe Foss Field

Wed 7/22

5:20 am-1:01 pm

1 stop6h 41m

$400

BaltimoreSioux Falls

BWI - FSD

BWIFSD

Baltimore/Washington

Sat 8/22

5:40 pm-11:22 pm

1 stop6h 42m

Sioux Falls Joe Foss Field

Wed 8/26

7:47 am-1:58 pm

1 stop5h 11m

$409

BaltimoreSioux Falls

BWI - FSD

BWIFSD

Baltimore/Washington

Thu 10/1

6:15 am-12:19 pm

1 stop7h 04m

Sioux Falls Joe Foss Field

Mon 10/12

5:10 am-10:56 am

1 stop4h 46m

$419

BaltimoreSioux Falls

BWI - FSD

BWIFSD

Baltimore/Washington

Sun 7/26

6:20 am-12:49 pm

1 stop7h 29m

Sioux Falls Joe Foss Field

Thu 8/6

11:05 am-6:22 pm

1 stop6h 17m

$419

BaltimoreSioux Falls

BWI - FSD

BWIFSD

Baltimore/Washington

Sat 7/25

2:16 pm-7:56 pm

1 stop6h 40m

Sioux Falls Joe Foss Field

Thu 8/6

11:05 am-6:22 pm

1 stop6h 17m

$419

BaltimoreSioux Falls

BWI - FSD

BWIFSD

Baltimore/Washington

Tue 7/21

8:16 am-8:08 pm

2 stops12h 52m

Sioux Falls Joe Foss Field

Sat 7/25

6:28 pm-12:28 am

1 stop5h 00m

$426

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/3

Showing 1-10 of 14 resultsSorted by cheapest first
1
2

Compare providers for flights from Baltimore to Sioux Falls

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Baltimore to Sioux Falls in July.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Baltimore-Sioux Falls flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Baltimore-Sioux Falls flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Baltimore-Sioux Falls flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Baltimore-Sioux Falls flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Baltimore-Sioux Falls flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Baltimore to Sioux Falls

Have a flexible travel schedule? Discover the best time to fly to Sioux Falls 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 Sioux Falls

What is the cheapest month to book a flight from Baltimore to Sioux Falls?

Currently, April is the cheapest month in which you can book a flight from Baltimore to Sioux Falls (average of $310). Flying from Baltimore to Sioux Falls in December is currently the most expensive (average of $871). 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 Sioux Falls?

Reviews of airlines servicing Sioux Falls

Get insights into the airlines that provide service to Sioux Falls. 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 Sioux Falls. Reviews last updated July 7, 2026.
See what other customers who have flown with Delta,United Airlines, andAmerican Airlines from Baltimore to Sioux Falls have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.8
Good
8,450 reviews

Overall

7.8

Boarding

8.1

Comfort

7.8

Food

7.2

Crew

8.5

Entertainment

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
7.8
Good
8,450 reviews
Delta
7.8
Good
8,450 reviews

Overall

7.8

Boarding

8.1

Comfort

7.8

Food

7.2

Crew

8.5

Entertainment

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
9,944 reviews
Delta
7.8
Good
8,450 reviews

Overall

7.8

Boarding

8.1

Comfort

7.8

Food

7.2

Crew

8.5

Entertainment

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
11,782 reviews
Delta
7.8
Good
8,450 reviews

Overall

7.8

Boarding

8.1

Comfort

7.8

Food

7.2

Crew

8.5

Entertainment

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 Sioux Falls. 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 Baltimore to Sioux Falls?

    Departing from Baltimore to Sioux Falls will take you 5h 53m. The distance from Baltimore to Sioux Falls is about 1081 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines flying from Baltimore to Sioux Falls round-trip?

    According to our current data, American Airlines ($270), United Airlines ($279), and Delta ($295) offers the cheapest pricing from Baltimore to Sioux Falls. Users have found that American Airlines is 46% cheaper than the other options available to this destination.

  • Can I find deals for flights from Baltimore to Sioux Falls that include hotel bookings?

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

  • How can I find direct flights from Baltimore to Sioux Falls?

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

  • Can I find deals for business class flights from Baltimore to Sioux Falls?

    Yes. Cheapflights offers flight deals from Baltimore to Sioux Falls 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 Sioux Falls?

    Currently, April is the cheapest month in which you can book a flight from Baltimore to Sioux Falls (average of $310). Flying from Baltimore to Sioux Falls in December is currently the most expensive (average of $871). 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

Traveling to a place near Sioux Falls?

Book flights to Sioux Falls if you plan to visit one of these locations
Marshall
Yankton

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 3 airlines flying from Baltimore to Sioux Falls

Discover the top 3 airlines that operate flights from Baltimore to Sioux Falls. 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 July 7, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$270Average$413FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$279Average$449FlexibilityNo cancel feeOn-time69%
DeltaCheapest$295Average$444FlexibilityNo cancel feeOn-timeN/A

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.