Continental Airlines - September, 1986

Continental's focus in this timetable were its ski destinations.

https://en.wikipedia.org/wiki/Continental_Airlines

Bar Harbor Airlines - September, 1985

I made sure to include the schedule from Bar Harbor, Maine!

https://en.wikipedia.org/wiki/Bar_Harbor_Airlines

Air California - July, 1980

Air California - "We want everyone to fly."

https://en.wikipedia.org/wiki/Air_California

Delta Air Lines - June, 1961

Delta was flying the Convair 880 at this time.

https://en.wikipedia.org/wiki/Delta_Air_Lines

https://en.wikipedia.org/wiki/Convair_880

Ozark Air Lines - October, 1982

"Ozark's USA."

https://en.wikipedia.org/wiki/Ozark_Air_Lines

Northwest Airlines - February, 1967

Northwest Orient - The Fan-Jet Airline.

https://en.wikipedia.org/wiki/Northwest_Airlines

Eastern Air Lines - November, 1982

Eastern's November, 1992 timetable included the new routes to Central and South America acquired from Braniff.

https://en.wikipedia.org/wiki/Eastern_Air_Lines