Originally Posted by
chevvron
DC8 fastest subsonic airliner; I thought that accolade went to the Trident.
The 747 is the fastest airliner in production, about 0.85 Mach. The Coronado 990 was flying at 0.91 Mach with the Trident a close second about 0.90 Mach. The Tu. 154 was a runner up at 0.84 Mach.
In an experimental flight, a DC-8 flew at 1.012 Mach in a shallow dive.