An NTSB spokesman said Monday that on-scene public affairs officials would travel back to Washington, D.C.
The Reno-Tahoe Airport Authority is resuming operations at the Reno-Stead Airport where Friday's crash occurred.
Investigators spent the weekend mapping the crash scene, collecting evidence and gathering what NTSB member Mark Rosekind called "tremendous amounts of material," including spectator videos and photos.
Officials also recovered an onboard data box and camera equipment believed to be from the plane.
Pilot Jimmy Leeward was among those killed when his modified WWII-era P-51 Mustang fighter plane, dubbed the Galloping Ghost, crashed nose-first into a section of VIP box seats.