The quickest route by car to Yellowstone National Park depends on your starting location. From Salt Lake City, the fastest route is via I-15 North and US-20 East, taking about 5-6 hours. Denver travelers can reach the park in 8-9 hours using I-25 North and I-90 West. Bozeman offers the shortest drive at just 1.5-2 hours via US-191 South. Each route has its own unique features and considerations for a smooth journey to this iconic national park.
What Are the Best Routes from Major Cities?

From Salt Lake City, UT
Salt Lake City provides one of the quickest routes to Yellowstone National Park. Here’s a detailed breakdown:
- Route: I-15 North towards Idaho
- Key Highways: I-15 N to ID-26 E to US-20 E
- Important Stops: Idaho Falls, ID
- Travel Time and Distance: Approximately 340 miles, 5-6 hours
- Recommended Break: Idaho Falls for fuel and refreshments
This route offers a balance of speed and scenic views, making it a popular choice for many visitors.
From Denver, CO
While longer than the Salt Lake City route, the journey from Denver is straightforward:
- Route: I-25 North to I-90 West
- Key Highways: I-25 N to I-90 W to US-89 North
- Important Stops: Casper, WY and potentially Billings, MT
- Travel Time and Distance: Approximately 560 miles, 8-9 hours
- Recommended Breaks: Casper, WY for fuel and food, Billings, MT if needed
This route takes you through diverse landscapes and offers several opportunities for breaks and sightseeing.
From Bozeman, MT
Bozeman offers the shortest route to Yellowstone:
- Route: US-191 South to US-20 East
- Key Highways: US-191 S to US-20 E
- Important Stops: West Yellowstone, MT
- Travel Time and Distance: Approximately 85 miles, 1.5-2 hours
- Entry Point: West Entrance
This quick trip is perfect for those looking to maximize their time in the park.
What Amenities Are Available at Park Entrances?

Each entrance to Yellowstone National Park offers different amenities:
- North Entrance (Gardiner, MT)
- Open year-round
- Amenities: Parking, restrooms
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Nearby services in Gardiner
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West Entrance (West Yellowstone, MT)
- Open from third Friday in April to first Sunday in November
- Amenities: Parking, restrooms
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Various services in West Yellowstone
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South Entrance (Grand Teton National Park)
- Open from second Friday of May to first Sunday in November
- Limited services near entrance
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More amenities in Jackson, WY and Grand Teton National Park
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East Entrance (Cody, WY)
- Open from second Friday of May to first Sunday in November
- Limited services near entrance
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More amenities in Cody, WY
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Northeast Entrance (Silver Gate and Cooke City, MT)
- Open year-round for access to Cooke City through Gardiner, MT
- Amenities: Parking, restrooms
- Services available in nearby communities
What Current Conditions Should Travelers Be Aware Of?
When planning your route to Yellowstone, consider these current conditions:
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Road Damage: The North Entrance Road was severely damaged in June 2022 floods. An alternate route is in place until further notice.
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Seasonal Closures: Some entrances and roads within the park close during winter. The North Entrance and roads between Mammoth and Norris remain open year-round.
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Weather and Wildlife: Be prepared for:
- Variable weather conditions
- Potential delays due to wildlife on roads
- Possible requirement of tire chains during bad weather
- Road closures during unsafe travel conditions
How Can I Prepare for the Journey?
To ensure a smooth trip to Yellowstone National Park, consider these preparation tips:
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Check Road Conditions: Visit the park’s official website for the latest updates on road conditions and closures.
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Plan for Breaks: Identify potential stop points along your route for rest, fuel, and food.
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Pack Essentials: Bring snacks, water, a first-aid kit, and warm clothing, regardless of the season.
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Vehicle Maintenance: Ensure your car is in good condition before the trip, especially if traveling long distances.
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Accommodation: Book lodging in advance, especially during peak season (June to August).
What Are Some Scenic Detours Along the Way?
While the quickest route is often the most direct, consider these scenic detours if time allows:
- From Salt Lake City:
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Detour through Grand Teton National Park for breathtaking mountain views.
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From Denver:
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Stop at Mount Rushmore in South Dakota for a iconic American landmark.
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From Bozeman:
- Take a slight detour to explore the charming town of Big Sky, Montana.
How Should I Plan My Arrival Time?
To make the most of your visit, consider these arrival time tips:
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Early Morning: Arrive early to avoid crowds and have better chances of wildlife sightings.
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Midday: If traveling from farther away, plan to arrive midday and use the afternoon to orient yourself.
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Evening: Late arrivals can enjoy sunset views but should be cautious of wildlife on roads.
Remember, the quickest route by car to Yellowstone National Park varies based on your starting point. Always check current conditions and plan accordingly for a safe and enjoyable journey to one of America’s most beloved national parks.