A waterfall, a river, and ruins of an old structure.

$183 Cheap Flights from Baltimore (BWI) to Sioux Falls (FSD)

View $183 flight on Sun, Sep 6, 2026Opens in a new window

Popular airlines from Baltimore Washington Intl. Airport (BWI) to Sioux Falls Regional Airport (FSD)

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Cheap Flights from Baltimore to Sioux Falls (BWI-FSD)

Prices were available within the past 7 days and start at $183 for one-way flights and $319 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Mon, Aug 24 - Sat, Aug 29
BWI
Baltimore
FSD
Sioux Falls
$319 Roundtrip, found 3 days ago
$319
Roundtrip
found 3 days ago
Select American Airlines flight, departing Mon, Aug 24 from Baltimore to Sioux Falls, returning Sat, Aug 29, priced at $319 found 3 days ago
United
Sat, Oct 31 - Wed, Nov 4
BWI
Baltimore
FSD
Sioux Falls
$324 Roundtrip, found 4 days ago
$324
Roundtrip
found 4 days ago
Select United flight, departing Sat, Oct 31 from Baltimore to Sioux Falls, returning Wed, Nov 4, priced at $324 found 4 days ago
Delta
Thu, Mar 25 - Tue, Mar 30
BWI
Baltimore
FSD
Sioux Falls
$329 Roundtrip, found 5 hours ago
$329
Roundtrip
found 5 hours ago
Select Delta flight, departing Thu, Mar 25 from Baltimore to Sioux Falls, returning Tue, Mar 30, priced at $329 found 5 hours ago
United
Sat, Aug 22 - Wed, Aug 26
BWI
Baltimore
FSD
Sioux Falls
$334 Roundtrip, found 1 day ago
$334
Roundtrip
found 1 day ago
Select United flight, departing Sat, Aug 22 from Baltimore to Sioux Falls, returning Wed, Aug 26, priced at $334 found 1 day ago
American Airlines
Mon, Aug 24 - Sat, Aug 29
BWI
Baltimore
FSD
Sioux Falls
$342 Roundtrip, found 3 days ago
$342
Roundtrip
found 3 days ago
Select American Airlines flight, departing Mon, Aug 24 from Baltimore to Sioux Falls, returning Sat, Aug 29, priced at $342 found 3 days ago
American Airlines
Mon, Aug 24 - Sat, Aug 29
BWI
Baltimore
FSD
Sioux Falls
$344 Roundtrip, found 3 days ago
$344
Roundtrip
found 3 days ago
Select American Airlines flight, departing Mon, Aug 24 from Baltimore to Sioux Falls, returning Sat, Aug 29, priced at $344 found 3 days ago
United
Sat, Oct 31 - Wed, Nov 4
BWI
Baltimore
FSD
Sioux Falls
$347 Roundtrip, found 4 days ago
$347
Roundtrip
found 4 days ago
Select United flight, departing Sat, Oct 31 from Baltimore to Sioux Falls, returning Wed, Nov 4, priced at $347 found 4 days ago
United
Sat, Aug 22 - Wed, Aug 26
BWI
Baltimore
FSD
Sioux Falls
$349 Roundtrip, found 1 day ago
$349
Roundtrip
found 1 day ago
Select United flight, departing Sat, Aug 22 from Baltimore to Sioux Falls, returning Wed, Aug 26, priced at $349 found 1 day ago
United
Tue, Aug 11 - Tue, Aug 18
BWI
Baltimore
FSD
Sioux Falls
$354 Roundtrip, found 1 hour ago
$354
Roundtrip
found 1 hour ago
Select United flight, departing Tue, Aug 11 from Baltimore to Sioux Falls, returning Tue, Aug 18, priced at $354 found 1 hour ago
United
Thu, Mar 25 - Tue, Mar 30
BWI
Baltimore
FSD
Sioux Falls
$358 Roundtrip, found 5 hours ago
$358
Roundtrip
found 5 hours ago
Select United flight, departing Thu, Mar 25 from Baltimore to Sioux Falls, returning Tue, Mar 30, priced at $358 found 5 hours ago

Alternative airports near Sioux Falls

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Sioux Falls Regional FSD. Cheapest and Closest option available. Average driving time to city center is 6 minutes. Flights from $412
FSD
Sioux Falls Regional
CheapestClosest
Average driving time to city center6 min
Flights from $412

Find the cheapest month to fly from Baltimore (BWI) to Sioux Falls (FSD)

February is typically the cheapest month to fly

From $258 - $540 per traveler.

What you need to know for your flight from Baltimore Washington Intl. Thurgood Marshall to Sioux Falls Regional

Baltimore (BWI) to Sioux Falls (FSD) at a glance

Travel from Baltimore Washington International Thurgood Marshall Airport (BWI) to Sioux Falls Regional Airport (FSD) with a range of airlines offering convenient routes. Discover options for BWI to FSD flights that suit your budget and schedule while you plan your visit to Sioux Falls and its renowned attractions. Whether you're after cheap flights from Maryland or simply looking for the best itinerary, you'll find various choices to make your journey enjoyable and stress-free.

  • Fastest flight duration: around 4 hours in-flight, plus roughly 1h 30m layover with one stop
  • Route distance: roughly 1,100 miles (1,770 km)
  • Flights per week: around 9 departures on average
  • Typical fares (one-way): economy tickets often range from $120–$440, depending on seasonality and how far ahead you book

Flights from Baltimore Washington International Thurgood Marshall Airport (BWI) to Sioux Falls Regional Airport (FSD)

Based on recent traveler bookings, here are the most favored airlines for one-stop flights from Baltimore to Sioux Falls, with common layovers at O'Hare International Airport (ORD, approximately 1 hour and 30 minutes), Minneapolis - St. Paul International Airport (MSP, around 1 hour and 15 minutes), and Hartsfield-Jackson Atlanta International Airport (ATL, about 1 hour and 30 minutes). This allows you to easily compare prices, total travel times, and cabin classes to tailor the best itinerary for your journey.

  • Delta: As a full-service airline, Delta provides one-stop flights with one-way prices usually falling between $120 and $415. It operates around 46% of departures on this route, featuring an in-flight duration of 4 hours and a total travel time of approximately 5 hours and 30 minutes, including layover time.
  • United: United Airlines, another full-service carrier, offers one-stop service with one-way fares generally ranging from $130 to $490. This airline accounts for about 31% of departures on this route, with an in-flight time of 4 hours and a total journey duration of around 5 hours and 30 minutes, factoring in the layover.
  • American Airlines: A full-service option, American Airlines features one-stop flights with one-way fares typically between $120 and $495. This airline represents roughly 23% of departures on the route, with a flight time of 4 hours and a total travel duration of approximately 5 hours and 30 minutes, including layover time.

Travelers flying from Baltimore to Sioux Falls can enhance their journey by upgrading to first-class service offered by United on this route.

Alternative route from Baltimore (BWI) to Sioux Falls (FSD)

  • Washington to Sioux Falls (DCA-FSD): Ronald Reagan Washington National Airport (DCA) is located roughly 30 miles from Baltimore Washington International Thurgood Marshall Airport (BWI). One-way economy ticket prices on this route generally vary from $110 to $450, influenced by the time of year and how far in advance you book. Typically, this journey is offered as a one-stop flight, with common layover points at O'Hare International Airport (ORD) and Minneapolis - St. Paul International Airport (MSP). Major airlines servicing this route include American Airlines and Delta, with both business and first class service options also available.

How to find the best prices for flights from Baltimore (BWI) to Sioux Falls (FSD)

Getting some of the best deals on flights from Baltimore to Sioux Falls is all about timing and flexibility. Here are some key tips to help you save:

  1. Best times to book and fly: cheaper fares are usually found when booking 2 to 8 weeks in advance, which is also when most travelers make their reservations. Morning departures, specifically between 5 a.m. and 12 p.m., tend to offer lower prices and are popular flight times. Additionally, flying on Wednesday generally provides cheaper rates, while Friday remains the most favored travel day.
  2. Set up price alerts: stay updated on price changes by using Expedia's Price Tracker. Receive alerts when fares drop for your selected route.
  3. Bundle and save: bundle your flight and hotel to save on Expedia, or unlock a hotel deal after booking your flight.* Find Sioux Falls hotel and flight deals.
  4. Compare flight options: use Expedia's search tool to compare airlines, routes, direct vs. non-direct flights, and flight times. You can also sort by price to find the most affordable options.
  5. Stay flexible with dates: being open to different travel days can sometimes help you find better prices on flights and hotels.
  6. Think about luggage: nowadays, it's important to check the airline's baggage policies to find the best value. That may be paying for an additional carry-on bag or booking a ticket with checked luggage included. Either way, double-check your allowance before confirming your booking to avoid excess baggage fees at the airport.

*Members only. Savings vary and are not available on all bundles. Select hotels.

Arriving at Sioux Falls Regional Airport from Baltimore Washington International Thurgood Marshall Airport

Sioux Falls welcomes travelers from Baltimore with a range of transport options based on price, convenience, and proximity. Here's how to reach Sioux Falls efficiently:

  • Hotel transfer: Transfers offer a convenient way to reach your hotel in Sioux Falls, with options including free hotel shuttles and private rides, which can be arranged in advance with your hotel.
  • Car rental: Renting a car from Sioux Falls Regional Airport is a great option if you plan to explore and sightsee beyond the city. Browse cheap car rentals at Sioux Falls Regional Airport on Expedia.
  • Taxi/ride-hailing: Taxis and ride-hailing services may be available from designated pickup areas outside the terminal, check locally on arrival.

Frequently asked questions

How much does a flight from Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) to Sioux Falls, SD (FSD-Sioux Falls Regional) cost?
You can find cheap one-way flights from $183 and cheap return flights from $319 Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) to Sioux Falls, SD (FSD-Sioux Falls Regional) with Expedia. One-way flights usually range from $167 to $666, and return flights typically cost between $394 and $1366. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) to Sioux Falls, SD (FSD-Sioux Falls Regional) ticket fares go up or down.*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.
What is the cheapest month to fly from Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) to Sioux Falls, SD (FSD-Sioux Falls Regional)?
March is generally the cheapest month to fly from Baltimore, MD (BWI) to Sioux Falls, SD (FSD), with average round-trip fares around $346. This price is about 21% lower than the average fare for the year, likely due to lower demand after the winter months. Other budget-friendly months for this route include January and September.*Averages based on flights available on Expedia in the last year.
Which airlines fly direct from Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) to Sioux Falls, SD (FSD-Sioux Falls Regional)?
Enter BWI to FSD and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) to Sioux Falls, SD (FSD-Sioux Falls Regional)?
American Airlines is one of the cheapest airlines offering connecting flights from Baltimore (BWI) to Sioux Falls (FSD) with a layover in Charlotte-Douglas Intl. (CLT), starting from around $258. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.*Prices based on flights available on Expedia in the last year.
How do I find cheap flights from Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) to Sioux Falls, SD (FSD-Sioux Falls Regional)?
To find a cheap flight from Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) to Sioux Falls, SD (FSD-Sioux Falls Regional), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) to Sioux Falls, SD (FSD-Sioux Falls Regional)?
The best time to fly from Baltimore (BWI) to Sioux Falls (FSD) is in March or January. Return flights average around $346, making these months a great value. March is particularly nice as it marks the beginning of spring, offering a refreshing change in scenery.*Prices based on flights available on Expedia in the last year.
What is the earliest flight from Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) to Sioux Falls, SD (FSD-Sioux Falls Regional)?
The earliest flight from Baltimore (BWI) to Sioux Falls (FSD) usually departs at around 5:00 AM, operated by American Airlines. This seasonal service is available in July, giving you a head start on your travels. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What are the most popular departure times for flights from Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) to Sioux Falls, SD (FSD-Sioux Falls Regional)?
The most popular departure times for flights from Baltimore (BWI) to Sioux Falls (FSD) are in the early morning, from 6am to 9am. About 45% of passengers choose this time window, with Delta Airlines, American Airlines, and United Airlines providing flights during this period. This timing is popular as it allows travelers to arrive in Sioux Falls with ample time to explore.
How long does it take to fly from Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) to Sioux Falls, SD (FSD-Sioux Falls Regional)?
Flying from BWI to FSD with a connection usually takes about 5 hours 30 minutes, traveling roughly 1,081 miles. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) to Sioux Falls, SD (FSD-Sioux Falls Regional)?
First class is available on flights from BWI to FSD. First class cabins are available on:

  • Delta Air Lines
  • American Airlines
  • United Airlines

How do I earn miles on a Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) to Sioux Falls, SD (FSD-Sioux Falls Regional) flight with Expedia?
It's easy to earn miles on a Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) to Sioux Falls, SD (FSD-Sioux Falls Regional) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Sioux Falls from Baltimore Washington Intl. Thurgood Marshall (BWI)?
If you're planning to travel to Sioux Falls from Baltimore Washington Intl. Thurgood Marshall (BWI), you can fly into Sioux Falls Regional (FSD) Some flights may connect through major hubs like Charlotte-Douglas Intl. (CLT), O'Hare Intl. (ORD), George Bush Intercontinental (IAH) before reaching Sioux Falls. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) to Sioux Falls, SD (FSD-Sioux Falls Regional) at the last minute?
Typically, booking a last minute flight from Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) to Sioux Falls, SD (FSD-Sioux Falls Regional) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) to Sioux Falls, SD (FSD-Sioux Falls Regional) flight and hotel package?
Securing a Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) to Sioux Falls, SD (FSD-Sioux Falls Regional) Sioux Falls Vacation Packages is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) to Sioux Falls, SD (FSD-Sioux Falls Regional)?
If you booked your Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) to Sioux Falls, SD (FSD-Sioux Falls Regional) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Baltimore Washington Intl. Thurgood Marshall
Destination airport
Sioux Falls Regional
Airlines serving
American Airlines, Delta, United
Roundtrip price
$318
Distance
1080 mi

Book with confidence

Baltimore to Sioux Falls Flights

The cheapest times to fly from Baltimore to Sioux Falls

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Baltimore to Sioux Falls are during the month of August. You can find some of the cheapest flights from Baltimore to Sioux Falls with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Baltimore to Sioux Falls

Sunday is one of the best days to book for cheap flights from Baltimore to Sioux Falls: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Baltimore to Sioux Falls

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Baltimore to Sioux Falls in 2026. You can also book with separate airlines for your outbound and return journeys, from $183 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Baltimore to Sioux Falls flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Baltimore to Sioux Falls airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Baltimore to Sioux Falls Flights

*Flight schedules are subject to change.

*Available to One Key members.

 

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