An entrance pass is not required to access Flight 93 National Memorial.
Other National Park Service sites may require an entrance pass or fee. Depending on your trip plans, an interagency pass may save you money.
There is no entrance fee for Flight 93 National Memorial.
America the Beautiful Passes - Since there is no entrance fee, the memorial does not carry the America the Beautiful Passes - Annual Pass, Senior Pass, and Access Pass. You may acquire or purchase any of these passes at any National Park Service site that charges a fee.