Also joining the pregnant socialite and her daughter on the trip was the tot's best friend Ryan Romulus, the daughter of designer Tracy Nguyen Romulus.
In one snap the 34-year-old star posted, North and Ryan are walking hand in hand with their backs facing the camera.
Another photo shows them sitting on pumpkins while sporting face painting.
"Bff's at the pumpkin patch," Kardashian wrote in the caption.
The last picture of the two was taken while they were sleeping in the car.