The PHX Sky Train, which is free to ride, connects Sky Harbor's Terminal 3 and Terminal 4 with the Valley Metro light rail, economy parking lots and the Rental Car Center. Start the day smarter.

The PHX Sky Train, which is free to ride, connects Sky Harbor's Terminal 3 and Terminal 4 with the Valley Metro light rail, economy parking lots and the Rental Car Center.

Another unique feature at Sky Harbor you might not know about is the Phoenix Sky Harbor Fitness trail. The mile-long walkway in Terminal 4 is part of the City's FitPHX initiative, a comprehensive ...