UAL Corp.

Major airlines are scrounging for every dollar now that fewer people are flying amid the economic downturn, yet the carriers have been slow to install in-flight wireless Internet access across their fleets that could generate millions in fees.

Cost, technology and passengers' willingness to pay for the service are issues some of the carriers are dealing with. Others say it simply takes time to install the necessary equipment to allow fliers to surf the Internet and send e-mail from their laptops and PDAs from the comfort of their seats.

Delta Air Lines Inc. no longer is outsourcing reservation calls to India after years of complaints from customers who preferred to speak to someone in the United States.

Chief Executive Richard Anderson told employees in a recorded message late Thursday night that the world's biggest airline operator is in the process of bringing all customer calls back in-house in the U.S.