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Tail number · ICAO A7D7AD

N604SB Bombardier Challenger 604 · Owner: Vinod Khosla

Tracked flights

58

Lifetime CO₂

257.6t

Flight hours

96h

N604SB details and fuel burn

Tail

N604SB

ICAO

A7D7AD

Registered in

United States

Size class

Heavy

Fuel burn

280 gal/hr

CO₂ / hour

2,690 kg

Car miles equiv. / hr

6,658

Owner

Vinod Khosla

Category

Tech

Track N604SB on the live map →Other Bombardier Challenger 604 ownersVinod Khosla's full fleet

Where has N604SB flown? 58 recent flights

These are the last 58 flights we tracked for N604SB, newest first. The airports it used most are Oakland San Francisco Bay Airport (KOAK), Teterboro Airport (KTEB) and King County International Airport - Boeing Field (KBFI).

  • CompletedKAGS — Augusta Regional At Bush Field→KOPF — Miami-Opa Locka Executive AirportOct 21, 2026, 06:17 PM · 1h 14m
  • CompletedKOAK — Oakland San Francisco Bay Airport→KAGS — Augusta Regional At Bush FieldOct 19, 2026, 04:39 PM · 4h 8m
  • CompletedKOAK — Oakland San Francisco Bay Airport→KOAK — Oakland San Francisco Bay AirportOct 18, 2026, 09:58 PM · 0mRead the flight report
  • CompletedKOAK — Oakland San Francisco Bay Airport→KOAK — Oakland San Francisco Bay AirportOct 18, 2026, 08:09 PM · 29m
  • CompletedKAPA — Centennial Airport→KOAK — Oakland San Francisco Bay AirportOct 16, 2026, 04:28 AM · 1h 49m
  • CompletedKNUQ — Moffett Federal Airfield→KAPA — Centennial AirportOct 15, 2026, 01:31 PM · 2h 15m
  • CompletedKBFI — King County International Airport - Boeing Field→KOAK — Oakland San Francisco Bay AirportOct 11, 2026, 07:21 PM · 1h 33m
  • CompletedKTEB — Teterboro Airport→KBFI — King County International Airport - Boeing FieldOct 11, 2026, 12:38 PM · 5h 34m
  • CompletedKOAK — Oakland San Francisco Bay Airport→KTEB — Teterboro AirportOct 9, 2026, 01:48 AM · 4h 47m
  • CompletedKBFI — King County International Airport - Boeing Field→KOAK — Oakland San Francisco Bay AirportOct 5, 2026, 04:53 AM · 1h 37m
  • CompletedKOAK — Oakland San Francisco Bay Airport→KBFI — King County International Airport - Boeing FieldOct 5, 2026, 03:04 AM · 1h 30m
  • CompletedKBFI — King County International Airport - Boeing Field→KOAK — Oakland San Francisco Bay AirportOct 5, 2026, 12:39 AM · 1h 42m
  • CompletedKOAK — Oakland San Francisco Bay Airport→KBFI — King County International Airport - Boeing FieldOct 4, 2026, 04:40 PM · 1h 43m
  • CompletedKSFO — San Francisco International Airport→KOAK — Oakland San Francisco Bay AirportSep 30, 2026, 03:41 AM · 11m
  • CompletedCYYZ — Toronto Pearson International Airport→KSFO — San Francisco International AirportSep 29, 2026, 09:54 PM · 5h 2m
  • CompletedKIAG — Niagara Falls International Airport→CYYZ — Toronto Pearson International AirportSep 28, 2026, 04:58 PM · 14m
  • CompletedKTEB — Teterboro Airport→KASE — Aspen-Pitkin County Airport (Sardy Field)Sep 24, 2026, 08:09 PM · 3h 41m
  • CompletedKOAK — Oakland San Francisco Bay Airport→KTEB — Teterboro AirportSep 23, 2026, 11:53 PM · 4h 56m
  • CompletedKOAK — Oakland San Francisco Bay Airport→KOAK — Oakland San Francisco Bay AirportSep 22, 2026, 07:21 PM · 0m
  • CompletedKTEB — Teterboro Airport→KOAK — Oakland San Francisco Bay AirportSep 17, 2026, 04:54 AM · 5h 37m
  • CompletedKBED — Laurence G Hanscom Field→KTEB — Teterboro AirportSep 17, 2026, 03:10 AM · 41mRead the flight report
  • CompletedKFRG — Republic Airport→KBED — Laurence G Hanscom FieldSep 16, 2026, 07:03 PM · 36m
  • CompletedKTEB — Teterboro Airport→KFRG — Republic AirportSep 15, 2026, 11:50 AM · 20m
  • CompletedKOAK — Oakland San Francisco Bay Airport→KTEB — Teterboro AirportSep 15, 2026, 06:01 AM · 4h 46m
  • CompletedKOAK — Oakland San Francisco Bay Airport→KOAK — Oakland San Francisco Bay AirportSep 12, 2026, 05:34 PM · 0m
  • CompletedKOAK — Oakland San Francisco Bay Airport→KOAK — Oakland San Francisco Bay AirportSep 11, 2026, 07:40 PM · 2m
  • CompletedKOAK — Oakland San Francisco Bay Airport→KOAK — Oakland San Francisco Bay AirportSep 11, 2026, 07:07 PM · 11m
  • CompletedKOAK — Oakland San Francisco Bay Airport→KOAK — Oakland San Francisco Bay AirportSep 8, 2026, 09:47 PM · 10m
  • CompletedKOAK — Oakland San Francisco Bay Airport→KOAK — Oakland San Francisco Bay AirportSep 8, 2026, 09:31 PM · 12mRead the flight report
  • 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 AirportSep 1, 2026, 07:08 PM · 22m
  • CompletedKOAK — Oakland San Francisco Bay Airport→KSCK — Stockton Metropolitan AirportSep 1, 2026, 06:37 PM · 31m
  • CompletedKBED — Laurence G Hanscom Field→KOAK — Oakland San Francisco Bay AirportAug 26, 2026, 08:31 PM · 5h 46m
  • CompletedKFMH — Cape Cod Coast Guard Air Station→KBED — Laurence G Hanscom FieldAug 23, 2026, 05:37 PM · 30m
  • CompletedKTEB — Teterboro Airport→KFMH — Cape Cod Coast Guard Air StationAug 23, 2026, 03:32 PM · 56m
  • CompletedKBED — Laurence G Hanscom Field→KTEB — Teterboro AirportAug 20, 2026, 04:50 PM · 42m
  • CompletedKOAK — Oakland San Francisco Bay Airport→KBED — Laurence G Hanscom FieldAug 17, 2026, 07:02 PM · 4h 52m
  • CompletedKOAK — Oakland San Francisco Bay Airport→KOAK — Oakland San Francisco Bay AirportAug 11, 2026, 10:37 PM · 1m
  • CompletedKCAK — Akron Canton Regional Airport→KOAK — Oakland San Francisco Bay AirportAug 8, 2026, 07:51 PM · 4h 33m
  • CompletedKOAK — Oakland San Francisco Bay Airport→KCAK — Akron Canton Regional AirportAug 8, 2026, 06:07 AM · 4h 2m
  • CompletedKOAK — Oakland San Francisco Bay Airport→KOAK — Oakland San Francisco Bay AirportAug 3, 2026, 09:18 PM · 1m
  • CompletedKOAK — Oakland San Francisco Bay Airport→KOAK — Oakland San Francisco Bay AirportAug 3, 2026, 05:32 PM · 9m
  • CompletedKVNY — Van Nuys Airport→KOAK — Oakland San Francisco Bay AirportAug 2, 2026, 12:26 AM · 54m
  • CompletedKOAK — Oakland San Francisco Bay Airport→KVNY — Van Nuys AirportJul 29, 2026, 05:21 PM · 54m
  • CompletedKOAK — Oakland San Francisco Bay Airport→KOAK — Oakland San Francisco Bay AirportJul 28, 2026, 09:59 PM · 5m
  • CompletedKBZN — Bozeman Yellowstone International Airport→KOAK — Oakland San Francisco Bay AirportJul 27, 2026, 10:22 PM · 1h 55m
  • CompletedKEWR — Newark Liberty International Airport→2MD3 — Fly Away Farm AirportJul 15, 2026, 09:56 PM · 52m
  • CompletedK33V — Walden Jackson County Airport→KTEB — Teterboro AirportJul 13, 2026, 10:10 PM · 3h 29m
  • CompletedUS-2691 — Camp Pendleton Highway Strip→US-3395 — Boneyard AirstripJul 12, 2026, 10:48 PM · 48m
  • CompletedKHWD — Hayward Executive Airport→KCRQ — McClellan-Palomar AirportJul 12, 2026, 06:22 PM · 1h 18m
  • CompletedKSCK — Stockton Metropolitan Airport→KSCK — Stockton Metropolitan AirportJul 11, 2026, 03:28 AM · 3m
  • CompletedKVNY — Van Nuys Airport→KBFL — Meadows FieldJul 11, 2026, 01:35 AM · 49m
  • CompletedKVNY — Van Nuys Airport→KVNY — Van Nuys AirportJul 6, 2026, 10:42 PM · 2m
  • CompletedKVNY — Van Nuys Airport→KVNY — Van Nuys AirportJul 4, 2026, 07:18 PM · 1h 47m
  • CompletedKVNY — Van Nuys Airport→KVNY — Van Nuys AirportJul 3, 2026, 11:34 PM · 1h 0m

Bombardier Challenger 604 specs

N604SB is a Bombardier Challenger 604. This model can fly about 3,900 nautical miles without stopping and seats up to 12 passengers.

Maker
Bombardier
Range
3,900 nm
Top speed
Mach 0.82 / 459 kts
Seats
Up to 12
Ceiling
41,000 ft
Length
68.5 ft
Engines
2× GE CF34-3B (8,917 lbf each)
In service since
1996

More about the Bombardier Challenger 604

Who else flies a Bombardier Challenger 604?

We track 5 other planes of this model.

N604SB owner and tail number FAQ

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. It is a heavy jet that burns about 280 gallons of fuel per hour.

What is N604SB's ICAO hex code?

N604SB's ICAO hex code is A7D7AD. It is the unique code the jet's transponder sends out over ADS-B. Celebplanes uses it to find N604SB in the live feed.

Where is N604SB now?

N604SB is not airborne right now. Its most recent tracked flight ended at KOPF — Miami-Opa Locka Executive Airport on Oct 21, 2026, 07:32 PM.

How much CO₂ does N604SB emit per flight hour?

N604SB gives off about 2,690 kg of CO₂ for each hour it flies. That is about the same as driving an average car 6,658 miles.

Owner matches come from the FAA registry, adsb.lol (ODbL) and ADSB.fi data, and SEC filings. They may be incomplete or out of date. Methodology · Report an error. For observational use only.