Transfer from the airport
The shuttle service is available at Budapest Airport by the name Airport Minibusz. Operating 24 hours a day and 7 days a week, with a boarding capacity of 8 to 10 passengers, our minibuses handle transfers from the airport to the passenger's home back and forth. The drivers speak many foreign languages and have an outmost experience in finding the shortest route in the city. Passengers onboard Airport Minibus can get in touch with the airport to gather all necessary information regarding their flight from the moment of starting their journey.
More information (reservation and fees) about the airport shuttle service is available on the http://www.bud.hu/english/passengers/transport_and_parking/by_minibus website.
If You would like to take a Taxi, we would suggest the Zóna Taxi. The fare from the airport to the Kempinski Hotel is approx. 5000 HUF.
More information about the Zóna Taxi service is available on the http://www.bud.hu/english/passengers/transport_and_parking/by_taxi website.
Below is a list of websites you may find useful.
– National Tourist Organization of Hungary 
– Tourist Organization of Budapest
– Budapest adventure