What's the best way to track flights while people are meeting arrivals at busy airports?

[chrisdowney]

When picking someone up from an airport, timing is crucial. I recently used Flighys to prevent guessing and found it more beneficial than waiting for SMS updates. Do you use any other apps or tools to keep track of arrivals or changes outside of the airport's schedule board?

Flight radar, I live near an airport and use it just to be nosy, but it's very accurate