The team arrived at George Bush Intercontinental Airport just after 6 p.m. to a water cannon salute.
As the team caravan made its way from the airport to Minute Maid Park, several fans were spotted waving and chanting on the side of the highway.
City officials will honor the Astros with a parade Friday in celebration of the team's first MLB Championship victory.
The parade will begin at 2 p.m., with city workers set to shut down the parade route beginning at 1 p.m.
The celebration will begin on Smith at Lamar, proceeding north on Smith, east on Walker, south on Milam, west on Pease, north on Smith and ending at Lamar Street. Immediately after the parade, there will be a rally outside Houston's City Hall
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