実質3時間強でしょう

Schiphol, Amsterdam Airport Transit Tours
//www.amsterdamcitytours.com/

Take a tour of Amsterdam and see Holland during your transit in Amstedam, if you have more then 3 hours during your connecting flights, you are able to do a tour leaving from the airport.

City Tour from Schiphol/AmsterdamAirport
Duration : ~2.5 hours
Starting from: €40.00

City Tour from Schiphol Amsterdam Airport including a Canal Cruise
Duration : ~3.5 hours
Starting from: €50.00
行きます？？安全を金で買うと割り切れば、決して高くはない。

//www.amsterdamlogue.com
Amsterdam Airport Layover Guide
Get out of Schiphol Airport
Be realistic with the timing
If you ARE trapped at the airport
If you’ve got even more time to kill
Prefabricated tours leaving directly from the airport
これらを人通り読めば、感じが掴めると思います。