$34 Cheap Frontier Airlines flights Miami (MIA) to Baltimore (BWI)

Make use of the “Price (lowest to highest)” filter on Expedia to search for cheap Frontier Airlines round-trip flights from $68 from MIA to BWI. Affordable one-way options from $34 are available as well.**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.

Search for one-way or return flights to Baltimore in January or February. You could find a cheap fare with Frontier Airlines during these off-peak times.

Search for affordable Frontier Airlines flights from Miami Intl. Airport (MIA) to Baltimore Washington Intl. Thurgood Marshall Airport (BWI) one to three months ahead of your departure day. Travelers who book domestic flights 34 to 86 days in advance can save 25% compared to those who book just 6 to 12 days ahead. Regardless of fare class and itinerary, the ideal day to book a domestic flight is usually Sunday and the most expensive tends to be Monday. Passengers who book on a Sunday can save 6% on average compared to those who book on a Monday.**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.

Depart on one of Frontier Airlines’s 5 direct weekly flights from Miami Intl. Airport (MIA) to Baltimore Washington Intl. Thurgood Marshall Airport (BWI). To see your choices, enter your dates, destination and origin and hit search. Then apply the “Nonstop” and “Airline” filters.

From takeoff to arrival, a nonstop Frontier Airlines flight from Miami Intl. Airport (MIA) to Baltimore Washington Intl. Thurgood Marshall Airport (BWI) takes approximately 2h 45m.

The first Frontier Airlines flight from MIA to BWI takes off at 6:05AM UTC-5, arriving at 8:52AM UTC-5. If you’d like to set off later, the last Frontier Airlines flight leaves MIA at 1:48PM UTC-5 and lands at BWI at 4:33PM UTC-5. Flying before noon is often a smart option as morning flights are 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.

Baltimore Washington Intl. Thurgood Marshall Airport (BWI) is the main Baltimore hub for Frontier Airlines flights from Miami Intl. Airport (MIA). Ronald Reagan Washington National Airport (DCA) and Washington Dulles Intl. Airport (IAD) are two other possibilities. When organizing your trip with Expedia, check the “All Airports” option for your destination to see everything that’s available.

With a rewarding loyalty program, Frontier Airlines is a top pick for many passengers departing from MIA to BWI. Plus, as a Frontier Miles and One Key™ member booking through Expedia, you can earn OneKeyCash™* on eligible flights on top of your airline miles.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.

Frontier Airlines usually flies Airbus A321neo planes for flights from Miami Intl. Airport (MIA) to Baltimore Washington Intl. Thurgood Marshall Airport (BWI). This carrier also operates the Airbus A320neo on this route. Keep in mind that aircraft type can vary due to operational needs, so the plane you catch might be different on the day.

Depending on your ticket type, a fee will generally apply if you cancel or change your booking more than 24 hours after it’s been confirmed. To secure plane tickets with more flexibility, select our “Changes included” and “No cancel fee” boxes when you look for flights. To learn more about modifying or canceling your reservation, head to “Trips,” select your flight and tick “Manage Booking.”