More information would be helpful ! It may be that the return flight is using a faster aircraft.
San Diego, CA (SAN) to Amsterdam (AMS) Shortest Flight Duration: 12 hours 45 mins via Minneapolis
The flight time from Perth Airport to Amsterdam, Netherlands is about 17 hours, 34 minutes.
The flight time from Amsterdam, Netherlands to Bahrain is about 5 hours, 57 minutes.
The average flight time from Los Angeles International Airport to Amsterdam Airport Schiphol is 11 hours, 9 minutes.
The flight duration is approximately 1 hour, 22 minutes.
The flight time from Belfast, United Kingdom to Corfu, Greece is about 3 hours, 10 minutes.
8 hours 15 minutes
The flight from Philadelphia to Amsterdam is approximately 7 hours and 35 minutes and the return flight is approximately 8 hours and 45 minutes.
The flight time is approximately 6 hours, 22 minutes.
The flight time is approximately 6 hours, 22 minutes.
The flight time is 17 hours, 33 minutes.
The flight time is 7 hours, 48 minutes.
The flight time is 9 hours, 7 minutes.
A Northwest Airlines flight from Detroit to Amsterdam takes 6 hours and 50 minutes.
11 hours 33 minutes
7 hours 35 minutes
7 hours 10 minutes