Here the directions as given on the hotel web page:
"In Bregenz...
...as from April 2013, the only way to reach the hotel by car or motor-bike is via the roundabout by Bregenz Harbour.
By rail
Bregenz international station is a mere 5 minutes' walk from the hotel
By plane
The nearest airports are : Altenrhein (24 km / Transfer), Friedrichshafen (32 km / Transfer), Memmingen ( 72 km / Transfer). The nearest international airports are Zürich (120 km) and Munich (180km).
By car
From Lindau:
Follow the main (non-motorway) road from Germany into Bregenz until you reach the first roundabout.
Take the second exit here, and after approximately 300 metres you will see the hotel on your left.
From Germany on the motorway:
Take the Bregenz exit and drive through the city tunnel. After the tunnel fork off left and join the main road towards Lindau.
Continue through Bregenz until you reach a roundabout. At this roundabout take the first exit.
After approximately 300 metres you will see the hotel on your left.
From Switzerland:
Follow the main (non-motorway) road through Bregenz towards Lindau until you reach the roundabout.
At this roundabout take the first exit.
After approximately 300 metres you will see the hotel on your left.
Information for coaches
Since our hotel is situated in a one-way street, there isn't much room to turn around! It is therefore advisable to approach the hotel using the following routes.
From Lindau:
At the roundabout take the first exit and continjue to the next set of traffic lights.
Keep in the left lane and turn left here.
A few metres later turn left again into the Kornmarktstrasse.
The Hotel Messmer**** is situated approx. 200 m down on the righthand side.
From Switzerland / from the motorway:
Pass the station (on your left), then continue straight ahead past the next two sets of traffic lights. At the third set of lights turn right (on your left you will see the railway bridge to the lake).
A few metres later turn left into the Kornmarktstrasse.
The Hotel Messmer**** is situated approx. 200 m down on the righthand side.
Route planner
This should help you find your way to Bregenz!"