Tim Barnard's Gulfstream G500 N175BC flies 35 nm from West Yellowstone to Bozeman

Tim Barnard's Gulfstream G500, tail number N175BC, flew from Yellowstone Seaplane Base in West Yellowstone to Bozeman Yellowstone International Airport on Friday, October 23, 2026. The flight departed at 18:14 UTC and landed at 18:27 UTC, spending 13 minutes in the air. The great-circle distance between the two airports is 35 nm, or about 41 miles.

The aircraft averaged a ground speed of 165 kt and reached a highest altitude of 16,550 ft. The top ground speed seen during the flight was 336 kt. Based on celebplanes estimates, the Gulfstream G500 burned about 81 US gallons of fuel and produced about 781 kg of CO2, roughly the same as driving a car 1,933 miles. The G500 is a large-class jet built by Gulfstream, with a range of 5,300 nm, a top speed of Mach 0.925, a service ceiling of 51,000 ft, and seating for up to 19 passengers.

This flight ended at Barnard's home base, Bozeman Yellowstone International Airport. Earlier that same day, the aircraft had already landed at Bozeman once, meaning it spent about 0 hours on the ground before departing again. In the 30 days before this flight, the aircraft visited 7 airports in 1 country and flew about 2,114 nm. The longest leg in that period was a 722 nm trip from Denver to Van Nuys on October 20, 2026. Recent flights by the same owner include a 636 nm leg from Phoenix to Bozeman on October 23, a 308 nm leg from Burbank to Phoenix on October 21, a 722 nm leg from Denver to Van Nuys on October 20, and a 447 nm leg from Bozeman to Denver on October 19.

Tim Barnard leads Barnard Construction, a family company founded in Bozeman, Montana in 1976. The company builds pipelines, dams, tunnels, water systems and power projects across the United States and Canada and is one of the largest private employers in Montana. The FAA lists Barnard Aviation II LLC of Bozeman as the owner of N175BC, and spotter photos caption the aircraft as Barnard Construction. The flight from West Yellowstone to Bozeman is a short hop between two Montana airports, and Bozeman is the company's home base.

This 13-minute flight used about 1 percent of the aircraft's total range. The aircraft is a 2021 model with serial number 72089 and hex code A12BDC.

The Gulfstream G500 features a Symmetry flight deck with scaled-down G650 technology. The aircraft burns about 380 US gallons of fuel per hour, according to celebplanes estimates. The departure airport, Yellowstone Seaplane Base, has a longest runway of 12,007 ft and sits at an elevation of 6,534 ft. The arrival airport, Bozeman Yellowstone International, has a longest runway of 8,994 ft and an elevation of 4,473 ft.

In the 30 days before this flight, celebplanes tracked 5 flights for the aircraft, totaling 5.3 hours in the air. Those flights produced about 19,259 kg of CO2, based on celebplanes estimates. The aircraft had landed at Bozeman once earlier on October 23, 2026, before departing for West Yellowstone.