$85 Cheap Flights from Buffalo (BUF) to Baltimore (BWI)

View $85 flight on Sat, May 17, 2025Opens in a new window

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Find available prices by choosing your travel dates.

Cheap Flights from Buffalo to Baltimore (BUF-BWI)

Prices were available within the past 7 days and start at $85 for one-way flights and $170 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Thu, May 15 - Sat, May 17
BUF
Buffalo
BWI
Baltimore
$170 Roundtrip, found 2 hours ago
$170
Roundtrip
found 2 hours ago
Select Frontier Airlines flight, departing Thu, May 15 from Buffalo to Baltimore, returning Sat, May 17, priced at $170 found 2 hours ago
Frontier Airlines
Sat, May 10 - Sat, May 17
BUF
Buffalo
BWI
Baltimore
$171 Roundtrip, found 2 hours ago
$171
Roundtrip
found 2 hours ago
Select Frontier Airlines flight, departing Sat, May 10 from Buffalo to Baltimore, returning Sat, May 17, priced at $171 found 2 hours ago
Frontier Airlines
Sat, May 3 - Sat, May 10
BUF
Buffalo
BWI
Baltimore
$172 Roundtrip, found 6 hours ago
$172
Roundtrip
found 6 hours ago
Select Frontier Airlines flight, departing Sat, May 3 from Buffalo to Baltimore, returning Sat, May 10, priced at $172 found 6 hours ago
Frontier Airlines
Thu, May 8 - Thu, May 15
BUF
Buffalo
BWI
Baltimore
$180 Roundtrip, found 2 hours ago
$180
Roundtrip
found 2 hours ago
Select Frontier Airlines flight, departing Thu, May 8 from Buffalo to Baltimore, returning Thu, May 15, priced at $180 found 2 hours ago
Frontier Airlines
Sat, May 3 - Mon, May 12
BUF
Buffalo
BWI
Baltimore
$181 Roundtrip, found 6 hours ago
$181
Roundtrip
found 6 hours ago
Select Frontier Airlines flight, departing Sat, May 3 from Buffalo to Baltimore, returning Mon, May 12, priced at $181 found 6 hours ago
Frontier Airlines
Fri, May 16 - Tue, May 20
BUF
Buffalo
BWI
Baltimore
$184 Roundtrip, found 23 hours ago
$184
Roundtrip
found 23 hours ago
Select Frontier Airlines flight, departing Fri, May 16 from Buffalo to Baltimore, returning Tue, May 20, priced at $184 found 23 hours ago
Delta
Tue, May 13 - Fri, May 16
BUF
Buffalo
BWI
Baltimore
$194 Roundtrip, found 1 day ago
$194
Roundtrip
found 1 day ago
Select Delta flight, departing Tue, May 13 from Buffalo to Baltimore, returning Fri, May 16, priced at $194 found 1 day ago
Southwest Airlines
Thu, May 22 - Mon, May 26
BUF
Buffalo
BWI
Baltimore
$197 Roundtrip, found 1 day ago
$197
Roundtrip
found 1 day ago
Select Southwest Airlines flight, departing Thu, May 22 from Buffalo to Baltimore, returning Mon, May 26, priced at $197 found 1 day ago
American Airlines
Sat, Jun 7 - Sat, Jun 14
BUF
Buffalo
BWI
Baltimore
$209 Roundtrip, found 7 hours ago
$209
Roundtrip
found 7 hours ago
Select American Airlines flight, departing Sat, Jun 7 from Buffalo to Baltimore, returning Sat, Jun 14, priced at $209 found 7 hours ago
United
Thu, Jun 12 - Sat, Jun 14
BUF
Buffalo
BWI
Baltimore
$487 Roundtrip, found 10 hours ago
$487
Roundtrip
found 10 hours ago
Select United flight, departing Thu, Jun 12 from Buffalo to Baltimore, returning Sat, Jun 14, priced at $487 found 10 hours ago
Flights from Buffalo (BUF) to Baltimore (BWI)
Origin airport
Buffalo Niagara Intl.
Destination airport
Baltimore Washington Intl. Thurgood Marshall
Airlines serving
American Airlines, Delta, Frontier Airlines, Southwest Airlines, United
Roundtrip price
$170
Distance
280 mi

Buffalo to Baltimore Flights

The cheapest times to fly from Buffalo to Baltimore

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

The best time to book a flight from Buffalo to Baltimore

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

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 Buffalo to Baltimore in 2025. You can also book with separate airlines for your outbound and return journeys, from $85 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 Buffalo to Baltimore 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 Buffalo to Baltimore 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.

Frequently asked questions

How much does a flight from Buffalo Niagara Intl. Airport (BUF) to Baltimore Washington Intl. Thurgood Marshall Airport (BWI) cost?
You can find cheap return tickets from Buffalo Niagara Intl. Airport (BUF) to Baltimore Washington Intl. Thurgood Marshall Airport (BWI) starting from $193. Book your seat and get ready to go. This information is based on the cheapest price found on Expedia for this return journey departing within the next three months. This airfare is for a Southwest Airlines and American Airlines flight leaving BUF on May 20 2025 and touching down at BWI. The price was last updated on April 23 2025 and has not changed since.
What is the cheapest month to fly from BUF to BWI?
The cheapest flights from BUF to BWI are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
Which airlines fly direct from Buffalo Niagara Intl. Airport (BUF) to Baltimore Washington Intl. Thurgood Marshall Airport (BWI)?
When heading out of Buffalo Niagara Intl. Airport (BUF), you can jump on a direct flight to Baltimore Washington Intl. Thurgood Marshall Airport (BWI) with Southwest Airlines.
What is the cheapest airline that flies from BUF to BWI?
Currently, the cheapest airline offering one-way flights from BUF to BWI is Southwest Airlines. You can book a seat on this route from $99. This fare is based on the lowest price found on Expedia departing within the next three months. The flight takes off from BUF on June 3 2025. Prices were last updated on April 23 2025 and have not changed since.
How many flights per day from Buffalo Niagara Intl. Airport (BUF) to Baltimore Washington Intl. Thurgood Marshall Airport (BWI)?
With an average of 3 nonstop flights departing from Buffalo Niagara Intl. Airport (BUF) to Baltimore Washington Intl. Thurgood Marshall Airport (BWI) every day, you’ll be cruising above the clouds before you know it.
What are the most popular departure times for flights from Buffalo Niagara Intl. Airport (BUF) to Baltimore Washington Intl. Thurgood Marshall Airport (BWI)?
More travelers fly between BUF and BWI at 6 AM than at any other point in the day. Looking for a quieter experience? Pick a flight outside the busiest times and you’re likely to save on your fare as well.
What day of the week has the most flights from BUF to BWI?
If you depart on a Friday, you’ll get the widest range of choices for flights from Buffalo Niagara Intl. Airport (BUF) to Baltimore Washington Intl. Thurgood Marshall Airport (BWI).
What is the earliest flight from Buffalo Niagara Intl. Airport (BUF) to Baltimore Washington Intl. Thurgood Marshall Airport (BWI)?
The first flight of the day out of Buffalo Niagara Intl. Airport (BUF) is at around 5:35AM UTC-5. Catch this flight and you’ll reach Baltimore Washington Intl. Thurgood Marshall Airport (BWI) at approximately 7:00AM UTC-5. The total time in the air is 1h 25m.
How long does it take to fly from Buffalo Niagara Intl. Airport (BUF) to Baltimore Washington Intl. Thurgood Marshall Airport (BWI)?
The average flight time from BUF to BWI is 1 hour and 20 minutes, covering a total distance of 280 mi.
What is the best time to fly from Buffalo Niagara Intl. Airport (BUF) to Baltimore Washington Intl. Thurgood Marshall Airport (BWI)?
To avoid possible delays on the Buffalo Niagara Intl. Airport (BUF) to Baltimore Washington Intl. Thurgood Marshall Airport (BWI) route, fly before 3 PM. Departures after this time are 22% more likely to be canceled.**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.
What airports do you fly into for Baltimore from Buffalo Niagara Intl. Airport (BUF)?
Buffalo Niagara Intl. Airport (BUF) has direct flights to Baltimore. Here are a few of the airports you can fly to without detours:

  • Ronald Reagan Washington National Airport (DCA)
  • Washington Dulles Intl. Airport (IAD)
  • Baltimore Washington Intl. Thurgood Marshall Airport (BWI)

Is it cheaper to buy a plane ticket from Buffalo Niagara Intl. Airport (BUF) to Baltimore Washington Intl. Thurgood Marshall Airport (BWI) last-minute?
Last-minute fares from BUF to BWI are typically more expensive. To lock in the lowest prices, start looking for flights early. That being said, if you can play around with your travel dates, you may score a cheap ticket right before your trip.
Is it cheaper to book a BUF to BWI flight and hotel package?
Compared with arranging hotels and flights separately, booking a BUF to BWI flight and hotel package with Expedia could lead to significant savings. Better still, having everything in one easy place takes the hassle out of planning your trip. Just secure your flights and select from our wide range of stays, then customize your trip with other add-ons like activities, tours and car rentals.
Can I cancel or change the date of my flight from Buffalo Niagara Intl. Airport (BUF) to Baltimore Washington Intl. Thurgood Marshall Airport (BWI)?
Typically, it’s possible to cancel or reschedule your BUF to BWI flight. However, if it’s been more than 24 hours since booking, additional fees may apply. Check your airline’s policies in your itinerary to see what changes are allowed and whether any costs are involved. You’ll also find more details on our Customer Service portal.

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*Available to One Key members.