$100 Cheap Flights from Baton Rouge (BTR) to Baltimore (BWI)

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Find available prices by choosing your travel dates.

Cheap Flights from Baton Rouge to Baltimore (BTR-BWI)

Prices were available within the past 7 days and start at $100 for one-way flights and $229 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
American Airlines
Delta
American Airlines
Delta
Delta
Delta
United
United
Delta
Flights from Baton Rouge (BTR) to Baltimore (BWI)
Origin airport
Baton Rouge Metropolitan
Destination airport
Baltimore Washington Intl. Thurgood Marshall
Airlines serving
American Airlines, Delta, United
Roundtrip price
$228
Distance
1013 mi

Baton Rouge to Baltimore Flights

The cheapest times to fly from Baton Rouge 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 Baton Rouge to Baltimore are during the month of July. You can find some of the cheapest flights from Baton Rouge to Baltimore with Expedia's search tool and vast selection of airlines.

The best time to book a flight from Baton Rouge to Baltimore

Sunday is one of the best days to book for cheap flights from Baton Rouge 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 Baton Rouge 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 Baton Rouge to Baltimore in 2025. You can also book with separate airlines for your outbound and return journeys, from $100 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 Baton Rouge 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 Baton Rouge 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

Is it cheaper to buy a plane ticket from BTR to BWI last minute?
When it’s time to book your flights, it’s better to be prepared. While it’s possible to pick up a deal on a Baton Rouge Metropolitan Airport to BWI flight at the last minute, prices usually don’t get cheaper as the departure date nears. Based on flight pricing and demand studies in 2022, we have found that the sweet spot to book a domestic flight is between 28 – 35 days ahead. For international travel it’s between three and four months.
What airports do you fly into for Baltimore from Baton Rouge?
With Baltimore Washington Intl. Thurgood Marshall Airport (BWI), Ronald Reagan Washington National Airport (DCA) and Washington Dulles Intl. Airport (IAD) to choose from, journeying from Baton Rouge to Baltimore is a piece of cake. The city’s major gateway, Baltimore Washington Intl. Thurgood Marshall Airport (BWI), is about 8 mi southwest of the downtown area. Apart from ticket costs, consider things like public transportation options from the airport and the distance to your hotel before making your decision. Get your Baltimore vacation off to an exciting start by exploring Oriole Park at Camden Yards and M&T Bank Stadium.
Can I change the date of my flight from BTR to BWI Marshall?
We know plans can get upended, so Expedia is here to help make things as simple as possible. To start, find your BTR to Baltimore Washington Intl. Thurgood Marshall Airport (BWI) itinerary through the Expedia Trips portal and browse the ticket conditions and rules about what changes can be made. If you purchased your airfare in the last 24 hours, some airlines will allow you to cancel for free and book new flights. If you bought your fare more than 24 hours ago, get in touch with us via our Customer Service portal so we can help you further.

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*Available to One Key members.