Chicago - United Airlines (NASD: UALA) announced on Monday that it has added iPod and iPhone connectivity to its in-flight entertainment system, which will enable passengers to view video content stored on the players on a 15.4-inch personal TV. Technology for the connectivity was developed by Panasonic Avionics Corporation. The feature will be offered primarily on trans-Atlantic routes. United said its entire fleet of international, widebody aircraft are being reconfigured over the next two years with iPod connectivity, other on-demand entertainment and lie-flat seats in first and business class.