Grand Teton National Park is located in northwestern Wyoming; north of the town of Jackson, Wyoming and south of Yellowstone National Park. BY CAR: Salt Lake City, Utah is approximately 300 miles and about 5-6 hours from the park Denver, Colorado is approximately 550 miles and about 8-10 hours from the park BY AIR: Grand Teton National Park is unique in that it is the only national park that has a commercial airport within its border, Jackson Hole Airport (JAC).