A Southwest Airlines pilot suspected of being drunk was removed from the cockpit and arrested just before takeoff Wednesday at a Georgia airport, according to airline officials and authorities in the state.

A Southwest Airlines pilot was removed from the cockpit ahead of a Wednesday flight from Georgia to Chicago and was booked on a charge of driving under the influence, a source familiar with the incident told CBS News.

Authorities say an airline pilot who seemed to smell like alcohol was making pre-flight checks in the cockpit when police arrested him on a DUI charge.

A pilot on a Southwest Airlines flight was walked off the flight by police officers and arrested for allegedly showing up for the flight intoxicated. David Paul Allsop, 52, was arrested by airport police in Savannah just before he was supposed to pilot a Southwest flight from Savannah/Hilton Head Airport in Georgia to Chicago-Midway on Wednesday morning.

A TSA officer flagged local authorities after noticing the pilot appeared intoxicated before he boarded a Southwest plane in Savannah, Georgia.

David Allsop, 52, is charged with driving under the influence, according to Chatham County Sheriff's office jail records.

A Southwest Airlines pilot was arrested this week for allegedly reporting to work at a Georgia airport intoxicated, causing his Chicago-bound flight to be delayed for hours. The pilot, identified as 52-year-old David Allsop,

A Southwest flight was delayed for five hours Wednesday morning due to a pilot being arrested and charged with DUI, officials said.