1.2 Km.
At Hannover Airport each terminal has its own security checkpoint, even though they are all on the same floor. Terminal A is on the same side as terminals A and B. It has 6 departure gates, an arrivals area and a departures area.
TA has the following private lounges:
Lufthansa Business Lounge: open from 04:45 to 21:00. It has the following services: food, snacks, Wi-Fi, TV, newspapers and magazines.
Lufthansa Senator Lounge: open from 05:15 to 20:15. Services: food, Wi-Fi, snacks, drinks, TV and phones.
Karl-Jatho Lounge: open from 05:00 to 21:00. Services: snacks, Wi-Fi, TV, drinks, newspapers and magazines.