Your concern is the Passport Control/Immigration line, which, depending on what time you arrive and how many other non-EU passengers arrive at the same time, can take 15 minutes or 50. Then there's luggage. Are you checking a suitcase or anything else? That could take another 45 minutes or so.
How long does it take to get out of Frankfurt Airport?
It depends on whether you need to pick up checked in luggage and get through ID control. I would plan for 90 to 120 min. The train station (Ubahn) is literally in the airport so once you have your luggage the only variable is how slow/fast you can carry it to your platform.
How long is customs in Frankfurt Germany?
What is customs like in Frankfurt?
You check your bags through to Dusseldorf which is where you go through customs, although customs in Europe is seamless. Simply go through the nothing to declare line and you're done. You'll go through immigration in Frankfurt where your passport is stamped and will most likely have to go through security as well.
Is 2 hours enough for a connecting flight in Frankfurt?
Typically, an hour is already enough in Frankfurt. However, there can always be an uncommonly long line or some other issue, and then two hours are better.
How long does it take to get luggage and leave airport?
How early after my landing time should I schedule my airport pick up service? Typically, it is recommended to schedule your pick up 30-40 minutes after your domestic flight landing time if you have check-in luggage, while 20 minutes after would be enough if you only have a carry-on.