Vinod Khosla's Challenger 604 hops 12 miles from San Francisco to Oakland

Vinod Khosla's Bombardier Challenger 604, tail N604SB, departed San Francisco International Airport at 03:08 UTC on Tuesday, October 27, 2026, and landed at Oakland San Francisco Bay Airport at 03:35 UTC, according to public ADS-B data collected by Celebplanes. The flight took 27 minutes. This is the 11th tracked landing at Oakland for any of Vinod Khosla's aircraft in the 30 days before this flight.

The great-circle distance from San Francisco to Oakland is 12 nautical miles, or 14 miles. The aircraft reached a top ground speed of 278 knots and a highest altitude of 4,875 feet. Celebplanes estimates the flight burned about 124 US gallons of fuel, producing roughly 1,191 kilograms of CO2, about the same as driving a car 2,948 miles. The Bombardier Challenger 604 is a large cabin business jet that typically seats 9 to 12 passengers and has a service ceiling of 41,000 feet.

This is the first tracked landing at Oakland for any of Vinod Khosla's aircraft since October 18, 2026, when N604SB performed a one-minute ground movement at the same airport. Vinod Khosla's home base on file is Norman Y. Mineta San Jose International Airport, 26 nautical miles from Oakland. Usual destinations include Boeing Field in Seattle, Miami-Opa Locka Executive Airport, Aspen, Austin, and London Heathrow. In the 30 days before this flight, all of the owner's aircraft made 37 flights, spent 99.4 hours in the air, and visited 28 airports in 12 countries.

The aircraft had arrived at San Francisco from San José del Cabo earlier that day, a flight of 602 nautical miles lasting 1 hour 35 minutes. Before that, on October 24, N604SB flew from Nashua, New Hampshire, to Durango, Mexico, covering 1,998 nautical miles in 4 hours 48 minutes. The Bombardier Challenger 604 has a range of 3,900 nautical miles and a top speed of Mach 0.82.

Vinod Khosla co-founded Sun Microsystems in 1982 and founded Khosla Ventures in 2004. He is a major early investor in OpenAI and lives in Portola Valley, California. In September 2026, Vinod, his wife Neeru, and their son Neal Khosla closed on the purchase of the Seattle Seahawks from the Paul G. Allen estate for $9.612 billion, the highest price ever paid for an NFL team. A search of Bay Area business news did not turn up any scheduled public appearance or board meeting for Vinod Khosla in Oakland around this date.

Khosla Ventures LLC owns both N604SB and a Gulfstream V, tail N85NV. In the 30 days before this flight, the owner's aircraft made 10 landings at Oakland, making it the most common destination, followed by Seattle with 5 landings and Denver with 2. The longest leg in that period was an Oakland-to-Narita flight on October 21, covering 4,411 nautical miles aboard N85NV.

The short hop from San Francisco to Oakland is a routine repositioning for a large cabin jet.