Round Trip Boston - Baltimore from $117 nonstop

Delta Air Lines, Southwest Airlines, and Expedia have round trip nonstop fares between Boston (BOS) and Baltimore MD (BWI) for $117. These are basic economy fares that include a personal item and a carry-on bag, with no seat selection or change options. The deal covers a wide range of travel dates from October 2026 through March 2027, making it flexible for planning. Booking on Expedia, Delta, or Southwest directly is recommended to secure this fare. This fare represents a significant price drop compared to typical round-trip prices on this route, which usually range much higher, especially for nonstop flights. The availability across multiple airlines and dates makes this a compelling deal for travelers with flexible schedules.