Cheap Flights from San Antonio (SAT) to Baltimore (BWI)

The lowest price advertised for a round-trip flight from San Antonio Airport to BWI is . But you better get moving. This figure is taken from fares quoted within the last 7 days on Expedia for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

The majority of flights can be conveniently cancelled online, but whether you incur a fee differs between airlines. If you do have to cancel your getaway, follow the instructions in the Customer Service Portal.

Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for San Antonio Airport to BWI Airport flights, you'll see a "no change fees" filter for you to select.

Expect to be cruising at altitude for a while, as the flight distance from San Antonio to Baltimore is 2,300 kilometres. Create a playlist of your favourite songs before leaving home to stay entertained during the journey.

Operating 56 flights each month, Southwest Airlines (WN) is a popular choice when flying directly from San Antonio Airport to BWI.

Late planners can occasionally nab a bargain, with some super cheap fares from SAT to BWI Marshall emerging a few weeks prior to the departure date. If you'd rather plan ahead, Expedia compares and updates the best flight deals regularly — as early as 12 months in advance in some cases. It does depend on the carrier though, as not every airline releases prices so far in advance.