The Toowoomba-based RACQ LifeFlight Rescue helicopter was tasked to the scene, south west of Toowoomba, around 7:30am.
The aeromedical crew worked alongside local emergency services to treat the man before airlifting him to the Princess Alexandra Hospital.
The man was the sole occupant of the vehicle.
Flight for lifesaving missions with its aeromedical crews, community helicopters and Air Ambulance jets performing a record 5,452 missions throughout Queensland and around the world.
LifeFlight is a community-based charity funded and supported by the LifeFlight Foundation.
To support the LifeFlight Foundation visit:www.lifeflightfoundation.org.au