via I-15
The drive from Las Vegas to Portland takes approximately 16h 22min, covering 982 miles via I-15. Under normal conditions, expect to spend around $114 on gas.
Travel time can vary — during peak hours, weekends, or holidays, the journey may take 22–23+ 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.
The Vegas highway. Friday/Sunday traffic between LA and Vegas can be extreme — plan accordingly.
You'll likely need 2 fuel stops along the way.
For a long drive like Las Vegas to Portland, 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 58m 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:
Heading from Las Vegas to Portland? This 982-mile long road trip via I-15 takes roughly 16h 22min in typical traffic. Budget around $114 for gas, and aim to leave during late evening (8-10 pm) to minimize delays and enjoy a stress-free drive.
At 982 miles, this cross-country journey deserves careful planning. Consider breaking it into two or more days, booking hotels along the route, and mapping out fuel stops in advance — especially through rural stretches. Popular stopping points include Reno, Lake Tahoe, Sacramento — great options for grabbing a meal, fueling up, or stretching your legs.