Easton, MD is located a little over an hour from BWI airport. If you fly into BWI you may either rent a car or take a shuttle from BWI to the Easton airport. You can find more details at the following link: https://bayrunnershuttle.com/locations/easton/

Easton, MD is located roughly 1.5 hours from the Dulles airport. Your best option for travel from the airport to either Easton or St. Michaels is to rent a car.