$99 Cheap Delta flights Baltimore (BWI) to Miami (MIA)

Use the “Price (lowest to highest)” filter on Expedia to search for cheap Delta Air Lines round-trip flights from $191 from BWI to MIA. Affordable one-way fares from $99 are also on offer.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

September is one of the most affordable months to travel to Miami with Delta Air Lines. You could also find excellent prices on one-way and return fares in October.

Begin your search one to three months ahead of your travel date to score cheaper fares on Delta Air Lines flights from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Miami Intl. Airport (MIA). You can save 25% by booking your domestic flight 34 to 86 days in advance compared to last-minute reservations made 6 to 12 days out. You could also cut costs by buying your fare on a Sunday, as it’s 6% cheaper on average than a Monday, the most expensive day to book.* Time it well, and you can enjoy significant savings on domestic journeys.*Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC’s global airline sales database.

To find out if there’s a direct journey from BWI to MIA with Delta Air Lines or another airline, select the “Nonstop” filter when looking for tickets.

Filter your results by “Morning” and “Early Morning” to see the earliest departures from BWI to MIA. Heading off early means you’re 20% less likely to experience cancellations.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.

Delta Air Lines flights from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Miami land at Miami Intl. Airport (MIA). This is the main entry point to this destination.

Delta Air Lines makes flying from BWI to MIA more comfortable with an excellent in-flight experience and a rewarding loyalty program. You even have the chance to collect points with Delta SkyMiles. Be sure to join our free One Key™ rewards program to earn OneKeyCash™*, which can be redeemed on future travel.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.

Changes are generally free within 24 hours of making a booking, but your airline may charge a fee after that. For further details about modifying your reservation, go to your “Trips,” select your flight and click on “Manage Booking.” If you want the flexibility to update your itinerary without extra charges, tick the “Changes included” or “No cancel fee” filter when planning your next break.