The distance of Geneva city center from Geneva airport is 6-7 Km and with private airport transfer, it takes 18-20 minutes. To get the Geneva city center in around 20 minutes, you can take the bus 5, 10, 28, 57, V, 5+, 23, 56 or 66 while with the taxi, the average cost will be 35-45 CHF for the trip. The train is also a good option for quick and frequent journey in Geneva on a cost of 3.00 CHF approx.