Delta Air Lines will launch in-flight Wi-Fi on Dec 16. The new service will appear on five MD-88 jets flying on the Delta Shuttle and on one Boeing 757 flying through the route system. Service will cost $9.95 on flights of 3 hours or less and $12.95 on flights over three hours. Access will be free until Dec 31.

According to the release, "Delta expects 10 aircraft to be in service by the end of this year. Throughout 2009, Delta will continue to add Inflight Internet across its domestic fleet, first on MD-88, MD-90, Boeing 757 and Boeing 737 aircraft, expanding to the remaining domestic fleet of Boeing 767-300 aircraft by late 2009."