Gulfstream GIV Performance Gulfstream GIV Description | Performance | Cabin ® Takeoff at Sea Level, feet 5,280 Takeoff at 5000′ 25°C, feet 7,300 Landing Distance, feet 3,361 Certified Ceilings, feet 45,000 Fuel Consumption, gallons per hour 479 Total Variable Cost $3,364 High Speed Cruise, knots 480 Ranges, Four Pax, Nautical Miles (NM) 4,212 600 NM Mission, Fight Time 1+25 1000 NM Mission, Flight Time 2+17 Performance Ranges (Full Seats/Full Fuel) Airport Performance/Takeoff Distance.