For visitors planning to explore Yellowstone National Park, the most convenient airport gateway is Bozeman Yellowstone International Airport. From there, travelers can take a direct highway route to the North Entrance, which typically takes about 1.5 hours. While the scenic mountain route to the West Entrance requires approximately 2 hours of driving time, it offers particularly breathtaking views along the way.

Those with more flexible schedules might consider flying into Salt Lake City, San Francisco, or Los Angeles airports. This alternative allows for a more comprehensive exploration of the American West's spectacular national parks while en route to Yellowstone.

Travelers departing from New York will find that driving to Yellowstone represents the most cost-effective transportation option, with estimated expenses ranging between $200-$300 (approximately 1500-2200 RMB). The journey typically takes 36 hours and 40 minutes to 37 hours and 30 minutes of driving time.

For visitors starting their trip in San Diego, the drive to Yellowstone National Park costs approximately $100-$150 (about 750-1100 RMB) and takes around 18 hours, making it a relatively convenient option. Regardless of your point of origin, Yellowstone's magnificent landscapes make the journey worthwhile, with car rentals offering the most flexible way to experience the park's wonders.