Phoenix to San Diego RV Trip — 7-Day Desert-to-Coast Route
Typical rate: $2,200-$2,900 all-in for two people, 7 days
The Phoenix to San Diego RV trip is one of the most varied 7-day desert-to-coast routes in the country. You start in the Sonoran Desert, cross Joshua Tree National Park, drop through Anza-Borrego, and end at the Pacific Ocean.
The route at a glance
- Length: 7 days
- Origin: Phoenix, AZ
- Destination: San Diego, CA
- Distance: ~450 miles total
- Recommended class: Class C 26-28 ft (manageable parking in San Diego, fits Joshua Tree campgrounds)
- All-in budget: $2,200-$2,900 for two people
- Best months: October-April (avoid summer heat in Anza-Borrego and Joshua Tree)
Day-by-day route
Day 1: Phoenix pickup → Buckeye → Quartzsite
- Morning: Pick up RV at Phoenix rental (see Phoenix city guide)
- Drive: Phoenix to Quartzsite — 130 miles, 2h via I-10 West
- Afternoon: Quartzsite is the snowbird gem stone capital; if it’s January-February, the gemstone shows are world-famous
- Camp: La Posa Long-Term Visitor Area (BLM, $40 for 14-day permit) or Holiday Palms RV Park
Day 2: Quartzsite → Joshua Tree
- Drive: Quartzsite to Joshua Tree (Cottonwood entrance) — 90 miles, 1h 45min via I-10 West and CA-62 South
- Afternoon: Set up at Cottonwood Campground or Black Rock Campground
- Evening: Cholla Cactus Garden (best in golden light)
- Camp: Cottonwood Campground ($25/night)
Day 3: Joshua Tree full day
- Morning: Hidden Valley Nature Trail; Skull Rock viewpoint
- Afternoon: Keys View (Coachella Valley overlook)
- Evening: Joshua Tree dark sky observation (International Dark Sky Park)
- Camp: Cottonwood
Day 4: Joshua Tree → Anza-Borrego Desert State Park
- Drive: Joshua Tree to Borrego Springs — 105 miles, 2h via CA-62 West, CA-78 South
- Afternoon: Set up at Borrego Palm Canyon Campground
- Evening: Galleta Meadows iron sculptures (Anza-Borrego’s outdoor art installation)
- Camp: Borrego Palm Canyon Campground ($25/night)
Day 5: Anza-Borrego full day
- Morning: Borrego Palm Canyon trail (3 miles round-trip, includes palm oasis)
- Afternoon: Font’s Point sunset
- Evening: Wildflower viewing (peak February-April depending on rainfall)
- Camp: Same as Day 4
Day 6: Anza-Borrego → San Diego (Pacific Coast)
- Drive: Borrego Springs to San Diego — 95 miles, 2h via S-22 and I-8 West
- Afternoon: Arrive San Diego; set up at Campland on the Bay or Mission Bay RV Resort
- Evening: Sunset at La Jolla or Mission Beach
- Camp: Campland on the Bay ($75-145/night, premium ocean-adjacent)
Day 7: San Diego return
- Morning: Balboa Park; Old Town San Diego
- Late morning: Empty tanks at dump station, refuel
- Afternoon: Return rental at San Diego (verify one-way pricing with rental company)
One-way pricing math
Phoenix-to-San Diego is a popular one-way Cruise America route. Expect:
- One-way surcharge: $400-$800 typical
- Phoenix pickup, San Diego dropoff: available at most Cruise America locations
- Peer-to-peer one-way: rare; some Outdoorsy owners allow it for premium
If you can’t do one-way: drive Phoenix → SD and back (300 miles return), or fly back from SAN and let the rental company handle vehicle return (adds $250-$500).
All-in budget breakdown
For two people, 7 days, Class C 25-28 ft:
| Line item | Amount |
|---|---|
| Class C rental: $185/night × 7 nights | $1,295 |
| One-way drop-off fee | $400-$800 |
| Booking fees + insurance + cleaning | $400-$550 |
| Fuel (450 miles @ 8 mpg @ $4.50/gal — desert/CA fuel) | $253 |
| Campground fees (NPS, state park, private mix) | $200-$350 |
| Food, propane, activities | $400-$700 |
| All-in 7-day trip | $2,948-$3,948 |
San Diego coastal campgrounds run $75-$145/night — bumps the budget.
Reservation timing
- Joshua Tree Cottonwood: opens 6 months ahead via Recreation.gov
- Joshua Tree Black Rock: same system, books up tight for spring break
- Borrego Palm Canyon: opens 6 months ahead via ReserveCalifornia
- Campland on the Bay: book direct, 3-6 months ahead for peak summer
When this route shines
- Snowbird itineraries: December-April when desert is mild
- Wildflower season: February-April after wet winters
- One-way trips: fly into PHX, fly out of SAN
- Family trips: varied landscapes maintain interest
When to skip
- Summer (May-September): Anza-Borrego hits 110°F+. Don’t do it.
- Class A 35+ ft: Joshua Tree and Anza-Borrego campgrounds restrict
- Tight budget: San Diego campgrounds are expensive
Variations
- Reverse direction: San Diego → Phoenix offers one-way Vegas drop-off as alternative
- Add Lake Havasu: 1-2 day extension between Quartzsite and Joshua Tree
- Add Borrego Badlands: dedicated day exploring Anza-Borrego’s geology
Class choice math
| Class | Phoenix-to-SD fit |
|---|---|
| Class B | Sweet spot — fits everywhere, parks in San Diego easily |
| Class C 25-28 ft | Sweet spot — fits all campgrounds |
| Class C 30+ ft | Joshua Tree campgrounds restricted at 25-27 ft |
| Class A any | Skip — locked out of Joshua Tree and Anza-Borrego |
Bottom line
The 7-day Phoenix to San Diego route is one of the best desert-to-coast RV trips in the country. Budget $2,800-$3,800. Class C 25-28 ft. Avoid summer. Book 3-6 months ahead for peak season.
See related: Phoenix city guide, San Diego city guide, Joshua Tree NP guide, Arizona state guide.