Introduction: From Colorado River Oasis to Fossil Buttes
This route traces the ancient shoreline of Lake Bonneville, a Pleistocene lake that once covered much of Utah. You start at the Colorado River in Laughlin, elevation 500 feet, and climb to Kemmerer at 7,000 feet, crossing three states. The drive covers roughly 700 miles, taking 11-12 hours without stops, but the best experience unfolds over two relaxed days.
The journey uses I-15 North from Laughlin to Salt Lake City, then I-80 East to Kemmerer. Key segments include the Virgin River Gorge, the Wasatch Range, and the high desert of Wyoming. For a deeper approach to planning stops, see how to find the best stops and hidden gems between cities.
| Segment | Distance | Time | Notes |
|---|---|---|---|
| Laughlin, NV to St. George, UT | 120 mi | 2 h | Scenic Virgin River Gorge |
| St. George to Cedar City, UT | 50 mi | 45 min | Red rock landscapes |
| Cedar City to Beaver, UT | 105 mi | 1.5 h | Climb to 6,000 ft |
| Beaver to Salt Lake City, UT | 195 mi | 3 h | Through Provo-Orem metro |
| Salt Lake City to Kemmerer, WY | 155 mi | 2.5 h | Exit 48 on I-80 |
| Total | ~625 mi | ~10 h | Plus breaks |
Road Safety, Family Stops, and Fatigue Management
This route is generally safe, but desert stretches require vigilance. Carry water (1 gallon per person) for the Nevada-Utah section between Laughlin and St. George. In winter, I-80 in Wyoming is notorious for whiteouts; check Wyoming DOT before departure.
- Family suitability: Kid-friendly stops include 'St. George Dinosaur Discovery Site' (footprints) and 'Fossil Butte National Monument' near Kemmerer (junior ranger program).
- Pet-friendly: Many rest stops have dog areas; in Kemmerer, the 'Bear River State Park' allows leashed pets. Note: Some Utah national parks restrict pets on trails, but this route avoids them.
Fatigue management: Take breaks every 2 hours. Recommended rest zones:
- Mesquite, NV (mile 70): Pilot Travel Center with fast food.
- Cedar City, UT (mile 170): Town square with park.
- Fillmore, UT (mile 250): Territorial Statehouse State Park.
- Salt Lake City, UT (mile 470): Liberty Park.
Hidden off-route spots: Detour 10 miles east of Beaver to the 'Pintura Petroglyphs' (unmarked, ask locals). Near Kemmerer, the 'Hams Fork River' offers secluded camping. For a true gem, take the gravel road from Lyman, WY to the 'Little Mountain' overlook.
Infrastructure: Rest areas are clean but sparse in Wyoming. Cell service drops in the Gorge and between Beaver and Nephi. Download offline maps.
Natural Landscapes and Local Commerce
The Virgin River Gorge (I-15 between exit 8 and 16) is a stunning 15-mile canyon with sheer red cliffs. This is one of the only interstates that goes through a federally designated wilderness area. Stop at the rest area near the Arizona border for panoramic views.
- Nearby park: Snow Canyon State Park (St. George) offers lava tubes and sand dunes.
- UNESCO adjacent: While no World Heritage Sites are directly on route, Cedar Breaks National Monument (near Cedar City) is a geological amphitheater, and the entire region is part of the Colorado Plateau extension.
- Local commerce: In Kemmerer, the JCPenney Mother Store (first ever) and the Fossil Butte National Monument showcase the area's rich paleontology. Don't miss the 'Old West' charm of downtown.
Culinary infrastructure is surprisingly diverse. Laughlin has riverfront buffets; St. George offers farm-to-table; Kemmerer is steakhouse country. A hidden gem: The Dutchman's Market in Beaver (Utah) for homemade pies. For coffee, stop at 'Ruth's Diner' in Emigration Canyon (a slight detour near Salt Lake City).
- Best budget meal: Carl's Jr. in Mesquite, NV (fast food with view).
- Best local cuisine: Fry bread in St. George at 'Red Rock Brewing'.
- Health-conscious: Whole Foods in Salt Lake City; otherwise limited.
Route Logistics and Infrastructure
Fuel stations are abundant along the interstates, but spaces widen in Utah between Beaver and Nephi (about 80 miles without many services). In Kemmerer, fuel is priced 10-15% higher than in Laughlin due to remote location. Plan to fill up in Laughlin ($3.50/gal avg) and again in St. George or just before the Wyoming border.
- Road quality: I-15 and I-80 are well-maintained, but watch for construction near Provo and occasional snow in Wyoming as early as October.
- Best driving windows: April-May and September-October avoid extreme heat (Laughlin hits 115°F) and winter ice.
- Toll roads: None; all interstates are free.
- Accommodation: Motels in St. George, Beaver, and Kemmerer; book ahead in peak summer.
Climate conditions vary dramatically. Laughlin is a low desert, while Kemmerer experiences semi-arid cold. The route crosses the Great Basin before climbing the Wasatch. Aesthetics shift from saguaro-studded hills to alpine meadows by the time you reach Parley's Canyon near Salt Lake City.
- Spring: Wildflowers in Utah's Dixie National Forest.
- Summer: Monsoon thunderstorms in southern Utah.
- Winter: Snow possible in Wyoming; chains recommended for I-80 from October.
Continue Your Adventure
Frequently Asked Questions
How long to drive Laughlin, NV to Kemmerer, WY?
The drive is about 625 miles and takes 10 hours of pure driving, but plan for 12-14 hours with stops. Most travelers split it with an overnight in St. George or Salt Lake City.
Is it worth driving Laughlin, NV to Kemmerer, WY?
Absolutely. The route offers dramatic landscape changes—from desert canyons to alpine mountains—and unique attractions like fossil sites, historic towns, and world-class national monuments.
What are the best stops Laughlin, NV to Kemmerer, WY?
Top stops include the Virgin River Gorge, Cedar Breaks National Monument, St. George Dinosaur Discovery Site, and Fossil Butte National Monument. For a local flavor, detour to Beaver's historic downtown.
Are there any things to do between Laughlin, NV and Kemmerer, WY for families?
Yes! Dinosaur museums, state parks, and ranger programs keep kids engaged. The St. George Children's Museum and Bear River State Park near Kemmerer are also excellent.