Starting early Wednesday, United customers won't be able to book flights and access other services as the airline upgrades its reservation system.

As a result of the widespread use of the Internet, airplane tickets can now be quickly booked from a PC or smartphone screen. Although it is a modern technology that people often think of as 'net ...

Frustrated travellers endured long lineups and short tempers Friday as a glitch with Air Canada’s computer reservation system delayed flights and played havoc with the travel plans of roughly 1,000 ...