A random search for flights from Amsterdam (AMS) to Osaka Kansai (KIX) shows:
OPTION 1: 11hr 10min Nonstop
AMS - KIX KLM Royal Dutch Airlines Flt 867 Dep 01:55pm 23Apr,Fri
Flight Duration: 11hr 10min
OPTION 2: 19hr 15min via Helsinki (HEL) & Hong Kong (HKG) [Cheaper Option]
AMS - HEL Finnair Flt 846 Dep 06:50pm 23Apr,Fri
HEL - HKG Finnair Flt 067 Dep 11:45pm 23Apr,Fri
HKG - KIX Cathay Pacific Airways Flt 502 Dep 04:20pm 24Apr,Sat
Flight Duration: 15hr 50min; Layover Time: 3hr 25min; Total Trip Time: 19hr 15min
The results of your search for Amsterdam (AMS) to Seoul (SEL)
Shortest Flight Duration 10 hours 10 mins
The flight duration would be around 11 hours, 14 minutes.
11.05 hours with KLM (the only non-stop flight I found).
About 6 hours up to 7 hours depending on weather and air traffic.
Approx. 11 hours
Approximate flight duration time from Tokyo to Amsterdam is:12 hrs
The flight from Boston, MA, USA to Amsterdam, Netherlands takes 7 hours.
Otopeni-Budapest-Amsterdam: 4 hours, with Malev.
A flight from Miami to Amsterdam would have a flying time of about 10 hours.
Approx. 3 hrs
long
Delta Airlines offers a nonstop flight from Osaka to Seattle with a flying time of 9 hours and 40 minutes.
Approximate flight duration time from Tokyo to Amsterdam is:12 hrs
A typical flight from Nigeria to Amsterdam, Netherlands takes about 5 to 6 hours.
It takes about an hour to fly from Iceland to Amsterdam.
10
The Flight takes about 3 Hours.
The flight time is 17 hours, 49 minutes.
Amsterdam (AMS) to Beijing (BJS)Flight Duration 9 hours 20 mins
The flight from Boston, MA, USA to Amsterdam, Netherlands takes 7 hours.
13h 50m duration, 1+ stops
Otopeni-Budapest-Amsterdam: 4 hours, with Malev.