CEICO

In general, Google Maps is aware of the public transportation links and schedules and can find you the most efficient path in Prague.

The address of the main entrance of the Institute is Pod Vodárenskou věží 1, Praha 8

From the airport by public transportation (takes approx. 1 hour)

At the airport, buy a 90-minute public transport ticket (32 CZK) in a booth to the left after exiting from baggage claim.
Take bus 119 from outside of the terminal to Nádraží Veleslavín.
Change to Metro line A (green) direction Depo Hostivař. Exit train at Muzeum.
Change to Metro line C (red) direction Letňany. Exit train at Ládví.
Follow walking directions below.

From the Prague main train station by public transport (takes approx. 25 minutes)

Walking directions from Ládví metro station.

Exit Ládví station through underground passage with murals of pandas on the wall, under Střelničná street. Then turn left.
Turn right on Davidková street and right again on Pod Vodárenskou věží, once you pass the old tower on your left. The institute will be on your right when you reach it.
There are some shortcuts possible, but one can get lost. See Google Maps below.
The address of the main entrance is Pod Vodárenskou věží 1. Enter the door which looks like the photo below and announce yourself to the doorman, asking for your host.
We are located on the 2nd floor of the FZU, mostly to the right from the staircase. Get the office number from the Team pages.

From the airport by taxi (takes approx. 30 minutes)

Taxis in Prague do have a bad reputation for cheating tourists. If you decide to take one, make sure that the displayed fare is the fixed CZK 28 per km as set by the city and that the driver turns on the meter. The total fare to CEICO should be around CZK 700. You do not need to tip.
Uber operates in Prague, picking up passengers from the arrivals floor of the airport terminal, upstairs, instead of departures. The fare should be around CZK 400.
Give Pod Vodárenskou věží 1, Praha 8 as the address.