Emergency services were called to reports of an incident near Langar Airfield at 12.13pm on Sunday.
The 22-year-old woman was found in a nearby field and pronounced dead at the scene, according to Nottinghamshire Police.
Her family have been informed, and no one else was hurt, the force added.
A file is being prepared for the coroner.
“This was a tragic incident, and we are working with partners to understand what happened,” detective inspector Rachel Mayfield said.
“As our investigations continue at the scene, our thoughts are with the woman’s family and everyone else who has been affected by this incident.”
