How Crowded Is Flight 93 in September?
September is a very busy month at Flight 93 National Memorial, running about 2.0× the park's average month — roughly 16% of the year's visitors come in September. It is in fact the busiest month of the year here, so expect full parking lots, busy trails and booked-out campgrounds. If crowds bother you, January (the quietest month) or the recommended February are easier. You'll get about 12.2 hours of daylight to explore.
Frequently Asked Questions
September is very busy at Flight 93 National Memorial (about 2.0× the average month). Our best-time score rates it "Poor". The single best month overall is February.
The busiest month is September and the quietest is January. September sits at about 2.0× the park's average, or 16% of annual visitation.
Source: National Park Service Visitor Use Statistics (2007–2025). Updated 2026-06-20.