$241 Cheap Flights from Baltimore (BWI) to Bismarck (BIS)

View $241 flight on Tue, Feb 24, 2026Opens in a new window

Popular airlines from Baltimore Washington Intl. Airport (BWI) to Bismarck, ND (BIS-Bismarck Municipal)

Cheap Flights from Baltimore to Bismarck (BWI-BIS)

Prices were available within the past 7 days and start at $241 for one-way flights and $269 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Tue, Aug 25 - Sat, Aug 29
BWI
Baltimore
BIS
Bismarck
$269 Roundtrip, found 1 day ago
$269
Roundtrip
found 1 day ago
Select Delta flight, departing Tue, Aug 25 from Baltimore to Bismarck, returning Sat, Aug 29, priced at $269 found 1 day ago
United
Thu, Jan 8 - Sat, Jan 10
BWI
Baltimore
BIS
Bismarck
$269 Roundtrip, found 1 day ago
$269
Roundtrip
found 1 day ago
Select United flight, departing Thu, Jan 8 from Baltimore to Bismarck, returning Sat, Jan 10, priced at $269 found 1 day ago
Delta
Wed, Jan 7 - Tue, Jan 20
BWI
Baltimore
BIS
Bismarck
$274 Roundtrip, found 4 days ago
$274
Roundtrip
found 4 days ago
Select Delta flight, departing Wed, Jan 7 from Baltimore to Bismarck, returning Tue, Jan 20, priced at $274 found 4 days ago
Delta
Wed, Jan 7 - Sun, Jan 18
BWI
Baltimore
BIS
Bismarck
$279 Roundtrip, found 4 days ago
$279
Roundtrip
found 4 days ago
Select Delta flight, departing Wed, Jan 7 from Baltimore to Bismarck, returning Sun, Jan 18, priced at $279 found 4 days ago
United
Thu, Jan 8 - Sat, Jan 10
BWI
Baltimore
BIS
Bismarck
$288 Roundtrip, found 1 day ago
$288
Roundtrip
found 1 day ago
Select United flight, departing Thu, Jan 8 from Baltimore to Bismarck, returning Sat, Jan 10, priced at $288 found 1 day ago
United
Thu, Dec 11 - Sat, Dec 13
BWI
Baltimore
BIS
Bismarck
$290 Roundtrip, found 1 day ago
$290
Roundtrip
found 1 day ago
Select United flight, departing Thu, Dec 11 from Baltimore to Bismarck, returning Sat, Dec 13, priced at $290 found 1 day ago
Delta
Thu, Jan 8 - Tue, Jan 20
BWI
Baltimore
BIS
Bismarck
$294 Roundtrip, found 4 days ago
$294
Roundtrip
found 4 days ago
Select Delta flight, departing Thu, Jan 8 from Baltimore to Bismarck, returning Tue, Jan 20, priced at $294 found 4 days ago
Delta
Mon, Nov 24 - Mon, Dec 1
BWI
Baltimore
BIS
Bismarck
$295 Roundtrip, found 5 days ago
$295
Roundtrip
found 5 days ago
Select Delta flight, departing Mon, Nov 24 from Baltimore to Bismarck, returning Mon, Dec 1, priced at $295 found 5 days ago
Delta
Fri, Jan 2 - Fri, Jan 16
BWI
Baltimore
BIS
Bismarck
$299 Roundtrip, found 18 hours ago
$299
Roundtrip
found 18 hours ago
Select Delta flight, departing Fri, Jan 2 from Baltimore to Bismarck, returning Fri, Jan 16, priced at $299 found 18 hours ago
American Airlines
Sat, Dec 13 - Sat, Jan 3
BWI
Baltimore
BIS
Bismarck
$363 Roundtrip, found 1 day ago
$363
Roundtrip
found 1 day ago
Select American Airlines flight, departing Sat, Dec 13 from Baltimore to Bismarck, returning Sat, Jan 3, priced at $363 found 1 day ago

Find the cheapest month to fly from Baltimore (BWI) to Bismarck (BIS)

January is typically the cheapest month to fly

From $232 - $588 per traveler.

Alternative airports near Bismarck

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

Select flight to Bismarck Municipal BIS. Cheapest and Closest option available. Average driving time to city center is 6 minutes. Flights from $335
BIS
Bismarck Municipal
CheapestClosest
Average driving time to city center6 min
Flights from $335

Frequently asked questions

How much does a flight from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Bismarck Municipal Airport (BIS) cost?
Secure a cheap one-way flight from $241 or cheap return flight from $269 from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Bismarck Municipal Airport (BIS) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Bismarck Municipal Airport (BIS)?
August is the cheapest month to fly from BWI to BIS. Traveling during an off-peak travel window is often the key to finding a great deal.
What is the cheapest airline that flies from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Bismarck Municipal Airport (BIS)?
Use the filters on Expedia to compare different airlines and find the most affordable carrier that'll take you from BWI to BIS. Then, sort your results by "Price (lowest to highest)" to score a great deal.
How many flights per day from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Bismarck Municipal Airport (BIS)?
Nonstop flights from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Bismarck Municipal Airport (BIS) aren't available daily, so you'll need to take a flight with a layover. Explore your options with our filter tool. Enter your travel dates and choose either "1 Stop" or "2+ Stops."
What day of the week has the most flights from BWI to BIS?
Typically you'll find the greatest selection of flight options on a Friday. Tuesdays tend to be the quietest.* However, this can change based on the airline, time of year and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Bismarck Municipal Airport (BIS)?
To land at Bismarck Municipal Airport (BIS) without delays, opt for a flight that leaves from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this hour.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Bismarck Municipal Airport (BIS) last-minute?
Booking your plane ticket from BWI to BIS shortly before your trip is generally more expensive. However, if there's some wiggle room with your departure times and dates, you could snag a cheap last-minute fare.
Is it cheaper to book a BWI to BIS flight and hotel package?
You'll generally save money by booking a BWI to BIS flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's simple to manage everything in one convenient place. Once you've selected your preferred accommodations and flights, you can add extras such as car rentals, activities and tours.
Can I cancel or change the date of my flight from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Bismarck Municipal Airport (BIS)?
If you reserved your BWI to BIS flight within the last 24 hours, you may be able to cancel or modify it at no cost. Depending on the airline and the type of fare you have, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal if you want more information.

Travel information

Origin airport
Baltimore Washington Intl. Thurgood Marshall
Destination airport
Bismarck Municipal
Airlines serving
American Airlines, Delta, United
Roundtrip price
$268
Distance
1319 mi

Book with confidence

Baltimore to Bismarck Flights

The cheapest times to fly from Baltimore to Bismarck

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 Bismarck are during the month of August. You can find some of the cheapest flights from Baltimore to Bismarck with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Baltimore to Bismarck

Sunday is one of the best days to book for cheap flights from Baltimore to Bismarck: 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 Bismarck

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 Bismarck in 2025. You can also book with separate airlines for your outbound and return journeys, from $241 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 Bismarck 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 Bismarck 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 Bismarck Flights

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*Available to One Key members.