FANDOM

Welcome to Halo Answers. What would you like to know?

They had called in some elites or humans and had them pick them up and drop them off at earth.

I don't believe any covenant ship would be that much faster than the forerunner dreadnought. It was even stated in Ghosts of Onyx that it took the dreadnought only a few hours to travel to earth.--Jugus 05:34, 15 May 2009 (UTC)
Slipspace, man, they used slipspace jump.