via I-90
The drive from Grand Teton to Denver takes approximately 9h 11min, covering 506 miles via I-90. Under normal conditions, expect to spend around $59 on gas.
Travel time can vary — during peak hours, weekends, or holidays, the journey may take 13–14+ hours. For the fastest trip, leave early morning (before 7 AM) or travel on weekday evenings.
Traffic is usually worst during weekday rush hours (7–9 AM, 4–7 PM) and holiday weekends.
Plan rest stops every 2-3 hours on longer drives. Check traffic conditions before departure and keep your tank above quarter-full.
This trip can typically be done on a single tank of gas.
For a long drive like Grand Teton to Denver, plan to depart early in the morning. This lets you cover most of the distance before afternoon traffic builds up. Consider breaking the trip with a lunch stop midway.
✈️ Flying is faster when you factor in airport time. Flight time is ~1h 1m but add ~2.5 hours for check-in, security, and boarding.
Estimated times and prices. Bus/train availability varies by route. Driving gives the most flexibility for stops and schedules.
Popular cities along the route for rest, food, or fuel:
The journey from Grand Teton to Denver stretches 506 miles along I-90 and typically takes 9h 11min to complete. At today's fuel prices, expect to spend around $59 on gas. Departing during weekday mid-day gives you the best chance of avoiding congestion along the way.
This 506-mile trek is a true American road trip. Stock up on audiobooks or podcasts, rotate drivers if possible, and build in time for roadside attractions. The journey itself is part of the adventure. Popular stopping points include Steamboat Springs, Casper, Laramie — great options for grabbing a meal, fueling up, or stretching your legs.