I have a flight from Vienna to Chicago with connection in Amsterdam, is 1h 25 min layover enough?

If your incoming flight is on time, it will not be a problem.

You will be checked in already and go through a 'transfer only' passport and security check which is not as likely to have extreme queues.

On the other hand, it is the minimum with which I would be comfortable and I would not mind to spend three hours in Schiphol, Amsterdam airport.

Amsterdam only has one airport, so you do not need to cross town, and the two terminal buildings are connected in the center. It can mean a 30 minute walk if you need to go from one end to the other, but that is about it.

Yes, that should be enough.

Amsterdam Airport is easy to navigate: all gates are connected in a single terminal building. The only possible delay is the queue through immigration as you pass from the Schengen zone (where you flight from Vienna arrives) to the non-Schengen zone (where your flight to Chicago leaves from).

Note that KLM flights to the US have extra security checks at the gate, but that again should be no problem.

Remember also that airlines sell connections that are reasonably doable. It is not in their interest to sell connections that are impossible to make, since that would disturb their schedules and possibly cost them in additional compensations.

Vienna is a city with a quite high quality of life, a characteristic that is highly valued by the countless readers who arrived at the Austrian capital and you also can be one at least for a few times, find out how with hotelbye . A few of the areas must-see from Vienna are: the St. Stephen's Cathedral, the Chapels of St. Eligius, St Tirna, and St. Catherine and South Tower or Schönbrunn Palace. Schönbrunn Palace is just a place worth visiting not just for its wonderful structure, but additionally for the beautiful park-like setting. This Baroque palace includes significantly more than 1,441 areas and apartments, including those when used by Empress Maria Theresa. Schönbrunn Park and Gardens is a UNESCO World Heritage Site.

In Amsterdam is a wide spectral range of attractions for recreational and cultural sightseeing. They range from intriguing old buildings, just like the Oude Kerk, to oddities including the Hash

if its in the same airport shouldnt be a problem .. if you got to get a ride to another airport i would want more time ..