Reaching Philadelphia from Orange Beach involves a flight from Pensacola (PNS) to Philadelphia International Airport (PHL). You will likely connect through Charlotte or Atlanta. The total travel time is approximately 5 hours. Alternatively, driving takes roughly 18 hours via I-65 N and I-81 N.
Total Distance: Driving distance 1,850 km, straight-line air distance 1,520 km.
Check for flights into PHL as it is very close to the city center.
Spring and autumn offer the most comfortable temperatures for walking the historic district.