Miami (MIA) to Baltimore (BWI): 948 miles (1,526 km) great-circle, about 2h 25m nonstop by our estimate. Cheapest fare observed: $87 round-trip on Frontier, nonstop, departing May 22, 2026.
$87 round-trip, Frontier F92940, departing 2026-05-22 at 15:45, returning 2026-05-24. The recorded itinerary left on a Friday, returning on a Sunday 2 nights later; the fare was observed 27 days before departure. "Book this flight" opens Kiwi.com with the same airline and dates.
At $87, it was the cheapest of the 30 round-trip fares we recorded from MIA (median $480). That is 9.2 cents per great-circle mile (round-trip price over one-way distance), below the MIA median of 18.9 cents across 30 round-trip routes.
Routes from MIA of similar length: Punta Cana (911 mi) at $284 and Managua (1,018 mi) at $404.
Frontier had the cheapest fare on 7 of 30 MIA routes. It is the 25th longest of the 30 routes we track from MIA.
Of 10 departure airports with a fare to Baltimore, Miami (MIA) ranked 2nd at $87. Lowest: $83 from Fort Lauderdale (FLL); highest: $1376 from Lagos (LOS); 6 nonstop. Cheapest-fare airlines (routes): Frontier (6), JetSMART (1), Qatar (1), Southwest (1) and Spirit (1).
Travelpayouts fares (cheapest per route, observed April 25, 2026); OurAirports coordinates and elevations; IANA zones America/New_York, America/New_York; flight time is our estimate.