This page displays the approximate flight duration time for a non-stop flight. The actual travel time may differ depending on the type and speed of the aircraft. Also note that the calculated distance between the two cities of Philadelphia and Prague is the direct air distance (distance as the crow flies). Traveling on land involves larger distances.
Time difference between Philadelphia and Prague
USA and Czech Republic air distance
Air distance from Philadelphia to cities near Prague:
latitude: 40° 00' North
longitude: 75° 09' West
latitude: 50° 05' North
longitude: 14° 25' East