How to Plan an RV Trip Through the Southwest

The American Southwest lands on a lot of camping bucket lists the moment someone sees a photo of Monument Valley at sunset. A full trip out there, three weeks, four states, and about 2,500 miles of desert highway, tends to exceed every expectation. The landscapes are genuinely unlike anything else in the country.

But the Southwest also has some unique challenges for RV travelers. The distances between services are long, the heat can be extreme, campgrounds at popular parks book out months in advance, and water management matters more than anywhere else you will camp. Planning ahead makes the difference between a dream trip and a stressful one.

Here is everything worth knowing before a first Southwest RV trip.

When to Go: Timing Is Everything

The Southwest has a narrow window of ideal RV weather. Summer temperatures regularly exceed 110 degrees in the low desert, which is miserable in an RV even with air conditioning running full blast. Winter brings snow and road closures at higher elevations, making some of the best parks difficult to access.

The sweet spot is spring (March through May) and fall (September through November). Daytime temperatures are comfortable, nights are cool but not freezing, and the light for photography is spectacular. April and October are my personal favorites, warm enough for shorts during the day, cool enough for a campfire at night.

Building Your Route: The Classic Loop

Most Southwest RV trips follow some version of a loop through southern Utah and northern Arizona. The density of iconic parks in this region is remarkable, you can hit five national parks in under 500 miles of driving.

The Utah Mighty Five Loop

If you are starting from the Salt Lake City or Denver direction, a natural loop takes you through:

1. Arches National Park, Delicate Arch, the Windows, and over 2,000 natural stone arches. The park is near Moab, which has excellent RV services and campgrounds.
2. Canyonlands National Park, Just south of Moab. The Island in the Sky district has some of the most dramatic canyon overlooks in the Southwest. The roads are RV-friendly in this section.
3. Capitol Reef National Park, The often-overlooked gem of the Utah five. Fewer crowds, stunning red rock formations, and the historic Fruita orchards where you can pick fruit in season.
4. Bryce Canyon National Park, The hoodoos are like nothing you have seen anywhere else on Earth. The amphitheater viewpoints are accessible from the main road, and the campground has some sites that accommodate larger RVs.
5. Zion National Park, Towering red cliffs, the Narrows, Angels Landing (if you got the lottery permit), and the most dramatic canyon scenery in the state. RVs can access the campground but cannot drive the scenic canyon road, you take the park shuttle.

From Zion, many travelers continue south to the Grand Canyon's North Rim (open mid-May through mid-October) or cross into Arizona for Sedona, the Petrified Forest, and Monument Valley.

Campground Strategy: Book Early or Go Dispersed

National park campgrounds in the Southwest book out months in advance for peak season. If you want a spot at Watchman Campground in Zion or Devil's Garden in Arches during April or October, you need to book the day reservations open, which is typically six months before your arrival date.

National Park Campgrounds

Most national park campgrounds have limited hookups (some have none) and size restrictions that exclude larger RVs. Check the specific campground details on Recreation.gov before booking. Many parks also have nearby BLM land or national forest land where you can camp for free.

BLM Land and Dispersed Camping

The Southwest has vast amounts of Bureau of Land Management (BLM) land where dispersed camping is free and legal. Around Moab, you can find dozens of established dispersed sites along the Colorado River and on BLM land near the parks. These sites typically have no services, no water, no hookups, no trash collection, but the freedom and scenery are unmatched.

If you are comfortable with boondocking, BLM land gives you unlimited flexibility. You can stay up to 14 days at most locations, and there is rarely a shortage of available spots even during peak season.

Fuel and Distance Planning

The Southwest has long stretches between gas stations, and fuel prices in remote areas can be significantly higher than in cities. Running low on fuel in the desert with no cell service is a situation you want to avoid entirely.

• Fill your tank whenever you see a gas station, regardless of how much fuel you have. The habit of "topping off" prevents anxiety-inducing low-fuel situations on empty highways.
• Plan fuel stops before you leave. Map out the gas stations along your route and note the distance between them. In some areas (like the stretch between Page, AZ and Mexican Hat, UT), stations are 80 to 100 miles apart.
• If you are towing, your fuel economy will be worse than you expect. Desert terrain, headwinds, and long climbs all reduce mileage. Budget for 7 to 10 MPG when calculating fuel costs.
• Use GasBuddy to compare prices at stations along your route. The savings add up over a multi-week trip.

Handling the Heat

Even in spring and fall, daytime temperatures in the low desert can reach the 90s. If you are traveling during warmer months, heat management becomes a critical part of daily planning.

• Drive early, stop early. Be on the road by 7 AM and set up camp by early afternoon. This lets you avoid the hottest part of the day for both driving and hiking.
• Seek elevation. The difference between camping at 3,000 feet (desert floor) and 7,000 feet (like Bryce Canyon) can be 20 to 30 degrees. Plan your route to camp at higher elevations when possible.
• Shade and ventilation. Use our cooling tips to keep the RV comfortable without running the AC constantly. Reflective window covers and roof vent fans make a huge difference in the desert.
• Hydrate aggressively. The dry desert air dehydrates you faster than you realize. Drink water before you feel thirsty, and keep electrolyte packets in your RV. This applies to hiking too, carry more water than you think you need.

Must-See Stops Beyond the National Parks

The spaces between the national parks are full of incredible stops that many travelers drive right past:

• Monument Valley (Navajo Nation): The iconic buttes you have seen in every Western movie. The Valley Drive is a 17-mile unpaved loop that is doable in most vehicles. Camping is available at the View Campground with stunning sunrise views.
• Goblin Valley State Park (Utah): An alien landscape of mushroom-shaped rock formations. It is surreal in person and rarely crowded.
• Horseshoe Bend (Page, AZ): A short walk from the parking lot to one of the most photographed viewpoints in the Southwest. Free, and it takes about 30 minutes total.
• Scenic Byway 12 (Utah): The drive between Capitol Reef and Bryce Canyon on this road is one of the most spectacular in America. Take your time and stop at the overlooks.
• Sedona (Arizona): Red rock formations, excellent hiking, and a town with great food and supplies. There are several campgrounds and abundant national forest dispersed camping nearby.

A Realistic Three-Week Itinerary

Here is a pace for a Southwest loop that lets you actually enjoy the trip rather than just check off parks:

• Days 1-3: Moab area (Arches and Canyonlands)
• Day 4: Drive to Capitol Reef, explore along the way
• Days 5-6: Capitol Reef
• Day 7: Scenic Byway 12 to Bryce Canyon
• Days 8-9: Bryce Canyon
• Day 10: Drive to Zion
• Days 11-13: Zion National Park
• Day 14: Drive to Page, AZ (Horseshoe Bend, Lake Powell area)
• Days 15-16: Monument Valley and surrounding area
• Days 17-18: Grand Canyon North Rim or South Rim
• Days 19-21: Sedona or begin the drive home