Yes, there's an app called FlightBoard for the iPhone or iPad that let's you see all the live flight Departure and Arrival statuses of flights in real-time for any airport in the world. Here's a couple of the neat features of the FlightBoard app that will surely come in handy for any busy traveller:
• Covers over 4000 airports and 1400 airlines worldwide
• Updated every 5 minutes
• Beautiful interface that mimics Charles de Gaulle Airport in Paris
• See the real-time status for any flight
• Instantly narrow results via search
• Quickly switch between Departures and Arrivals boards
The FlightBoard app is currently only $3.99 on iTunes.