Southwest has reduced fares to/from Baltimore for late summer/fall travel.
Domestic fares are valid for travel from August 23 through November 2, with international travel valid from August 23 through November 2. Travel to/from San Juan is valid from September 7 through November 2.
Tickets must be booked by May 5.
Fares are nonstop and include:
Atlanta to Baltimore $118 round-trip
Charlotte to Baltimore $177 round-trip
Cleveland to Baltimore $158 round-trip
Grand Rapids to Baltimore $138 round-trip
Hartford to Baltimore $198 round-trip
Indianapolis to Baltimore $98 round-trip
Raleigh-Durham to Baltimore $138 round-trip
Austin to Baltimore $338 round-trip
Houston to Baltimore $178 round-trip
Milwaukee to Baltimore $178 round-trip
Minneapolis to Baltimore $98 round-trip
St Louis to Baltimore $238 round-trip
Charleston to Baltimore $198 round-trip
Jacksonville to Baltimore $218 round-trip
Louisville to Baltimore $178 round-trip
Memphis to Baltimore $178 round-trip
Birmingham to Baltimore $258 round-trip
Dallas to Baltimore $252 round-trip
New Orleans to Baltimore $198 round-trip
Oklahoma City to Baltimore $278 round-trip
San Antonio to Baltimore $258 round-trip