A Road Trip from Boulder to St. George: Fastest and Slowest Routes

Are you planning a road trip from Boulder, Colorado to St. George, Utah? Are you wondering which route to take and how long it will take you to reach your destination? Look no further! In this post, we will highlight the fastest and slowest routes, the distance of each route, and the time it takes based on traffic patterns.

The Fastest Route

The fastest route from Boulder to St. George is via I-70 West and I-15 South. The distance of this route is approximately 540 miles, and it takes about 8 hours to complete without any stops. However, it's essential to note that this route may take longer during peak traffic times. During low-traffic times, the journey can take around 7 hours and 30 minutes.

The Slowest Route

The slowest route from Boulder to St. George is via US-6 West, US-191 South, and US-163 South. The distance of this route is approximately 610 miles, and it takes approximately 10 hours and 30 minutes to complete without any stops. This route passes through scenic routes and national parks, making it a great option if you have enough time to enjoy the journey.

Traffic Patterns

The best time to drive from Boulder to St. George is during low traffic times. Rush hour traffic from 7-9 am and 4-6 pm on weekdays may add an extra hour to the journey. Weekend traffic on Friday afternoons and Sundays may also cause delays. To avoid this, plan your journey either during the weekdays outside of the rush hours or Saturdays.

Final Thoughts

In summary, the fastest and most direct route from Boulder to St. George is via I-70 West and I-15 South. This journey would take about 8 hours. But, if you have some extra time and love exploring the scenic routes, you can consider the slowest route via US-6 West, US-191 South, and US-163 South, which would take around 10 hours and 30 minutes. Keep in mind the traffic patterns and plan your trip accordingly for a smooth and comfortable drive!