N604SB Owner: Vinod Khosla — Bombardier Challenger 604

Tracked flights

Lifetime CO₂

112.4t

Flight hours

42h

Specifications

Tail

N604SB

ICAO

A7D7AD

Size class

Heavy

Fuel burn

280 gal/hr

CO₂ / hour

2,690 kg

Car miles equiv. / hr

6,658

Owner

Vinod Khosla

N604SB — flight history (31 flights)

CompletedK4U9 — Dell Flight Strip→KOAK — Oakland San Francisco Bay AirportSep 3, 2026, 09:30 PM · 1h 44m
CompletedKOAK — Oakland San Francisco Bay Airport→KEKS — Ennis Big Sky AirportSep 2, 2026, 03:16 PM · 1h 27m
CompletedKSCK — Stockton Metropolitan Airport→KOAK — Oakland San Francisco Bay AirportSep 1, 2026, 07:52 PM · 30m
CompletedKSCK — Stockton Metropolitan Airport→KSCK — Stockton Metropolitan AirportSep 1, 2026, 07:30 PM · 18m
CompletedKSCK — Stockton Metropolitan Airport→KSCK — Stockton Metropolitan Airport

About N604SB

Who owns N604SB?

N604SB is a Bombardier Challenger 604 owned by Vinod Khosla.

What type of aircraft is N604SB?

N604SB is a Bombardier Challenger 604, a heavy jet with a typical fuel burn of 280 gallons per hour.

What is N604SB's ICAO hex code?

N604SB's ICAO hex code is A7D7AD. It is the 24-bit transponder address the aircraft broadcasts over ADS-B, and it is how Celebplanes identifies N604SB in the live feed.

Where is N604SB now?

N604SB is not airborne right now. Its most recent tracked flight ended at KOAK — Oakland San Francisco Bay Airport on Sep 3, 2026, 11:15 PM.

How much CO₂ does N604SB emit per flight hour?

N604SB emits roughly 2,690 kg of CO₂ per flight hour, equivalent to about 6,658 miles of average passenger-car driving.

Attributions derived from FAA registry + ADSB Exchange + SEC filings; may be incomplete or outdated. Methodology · Report an error. Observational use only.