Getting from Cologne / Bonn Airport to your destination:  The taxi stand is in front of the passenger terminals. Estimated distances & travel time is: to central Cologne – 17 km, 15 mins; to central Bonn – 22 km, 18 mins.
For car sharing there are 10 separate parking spaces available at P32, arrivals level, (past Terminal 2, immediately at the right side) for free pickup. For more car-sharing information visit car2go.com or DriveNow.com

By Bus:
The new Long-distance Bus Terminal at the Airport is open 24/7. 

Shuttle buses to Cologne take about 20 minutes, to Bonn about 35 minutes, while a bus to Dusseldorf's central station takes about 60 minutes and leaves from Terminal 2 (tel. (018) 0350 4030).
    To Cologne: Line 161 stops at T1, lower level (Arrivals) - it runs to Cologne's Porz Markt, where you can pick up line 7 into the city center.
    To Bonn:  SB 60 runs between the Airport & Bonn's main Train Terminal.

By Train: 
The Airport railway station
is located between Terminals 1 & 2, connecting the Airport:   For train departures/arrivals open:   http://reiseauskunft.bahn.de/bin/bhftafel.exe/dn?input=K%F6ln/Bonn%20Flughafen&boardType=arr&time=actual&productsDefault=1111101&start=yes
   by S-Bahn (subway) with Cologne's Hauptbahnhof (central station) and to the cities of Horrem, Monchengladbach, Bonn, Troisdorf & Koblenz;  and
    to Bonn’s main railway station via Line SB 69 (Express). 

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