How far is Tucson, AZ from San Luis, AZ?
The driving distance from Tucson, AZ to San Luis, AZ is about 99.2 miles (159.7 km), with a travel time of about 02h 10m by car.
- The straight-line flight distance is about 65.7 miles (105.7 km).
- For a round trip, plan for roughly 04h 20m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 8:00 AM to 10:00 AM MST.
Reverse, save, or send this route
This route works well as a day trip with time at the destination. Copy the route link, send it to another device, or print a clean version before you head out.
This route works well as a day trip with time at the destination.
Flight Distance
Driving Distance
Gas Cost Calculator
Leave and Arrive Planner
Pick a departure time to see your estimated arrival and same-day return window.
Drive time stays fixed at 02h 10m.
A morning start gives you useful time at the destination and keeps the return out of the late evening.
You are leaving earlier than the recommended window, which gives you extra margin for breaks and traffic.
Halfway Point
A useful midpoint for breaks, coffee, or meeting in the middle.
Census-designated place in Pima County, Arizona
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny
Mostly Sunny
Driving Route Map
The map below follows the saved road route between Tucson and San Luis.
Turn-by-Turn Driving Directions
Step-by-step road directions between Tucson and San Luis.
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1
Start on North Country Club Road
61 m · 32 sec · North Country Club Road
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2
Continue on North Country Club Road
73 m · 10 sec · North Country Club Road
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3
Turn right onto East Broadway Boulevard
1 mi · 2 min · East Broadway Boulevard
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4
Turn left onto South Campbell Avenue
1511 ft · 37 sec · South Campbell Avenue
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5
Continue on South Kino Parkway
3135 ft · 1 min · South Kino Parkway
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6
Turn slight right
955 ft · 35 sec
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7
Keep slight right
85 m · 11 sec
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8
Turn right onto East 22nd Street
1.7 mi · 3 min · East 22nd Street
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9
Continue on West Starr Pass Boulevard
1.1 km · 1 min · West Starr Pass Boulevard
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10
Turn right onto South Mission Road
2.3 mi · 4 min · South Mission Road
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11
Turn right onto West Ajo Highway
23.1 mi · 29 min · West Ajo Highway
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12
Continue on West Tucson-Ajo Highway
54.6 mi · 1 hr 4 min · West Tucson-Ajo Highway
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13
Turn right onto Indian Route 15
13.6 mi · 19 min · Indian Route 15
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14
Turn right onto Indian Route 51
1.1 mi · 4 min · Indian Route 51
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15
Arrive at your destination
0 m · 1 sec
Car Route Details
A richer read on the saved driving route between Tucson and San Luis.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
West Tucson-Ajo Highway
Continue on West Tucson-Ajo Highway
54.6 mi · 01h 04m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A comfortable day-trip route
This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.
Mostly Sunny leaving Tucson and Mostly Sunny near San Luis.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Tucson to San Luis?
The road trip is about 99.2 miles (159.7 km) and usually takes 02h 10m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.
What is the halfway point on this route?
Sells is a useful midpoint, sitting about 49.6 miles from Tucson and 49.6 miles from San Luis.
How much longer is the road route than the straight-line distance?
The direct path is about 65.7 miles (105.7 km), while the road route adds roughly 33.5 extra miles because roads do not follow the straight air line.
When is the best time to leave for this route?
A good departure window is usually 8:00 AM to 10:00 AM MST. If you want a more comfortable same-day return, try to leave by 2:10 PM MST.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $17.33 one way or $34.66 round trip. Estimated CO2 is about 31.1 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Tucson and Mostly Sunny near San Luis.
Stop Ideas Near Sells
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Sells.
Tucson
Flight Path Map
This map shows the direct air route between Tucson and San Luis. Straight-line distance: 65.67 mi (105.69 km).
#1 Tucson
The second most populous city in Arizona and the center of the Tucson metropolitan area.
| Population | 553,571 |
| Coordinates | 32.2217400, -110.9264800 |
| Altitude | 759 |
| Country | United States |
#2 San Luis
Town in Yuma County, Arizona, United States
| Population | 36,242 |
| Coordinates | 32.3467300, -112.0409700 |
| Altitude | 547 |
| Country | United States |
End: San Luis (-112.04097, 32.34673)
Estimated Travel Time
Distance: 160 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 03h 18m |
| 40 mph (64.37 km/h) | 02h 28m |
| 50 mph (80.47 km/h) | 01h 59m |
| 60 mph (96.56 km/h) | 01h 39m |
| 70 mph (112.65 km/h) | 01h 25m |
| 80 mph (129 km/h) | 01h 14m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.95 | $17.33 | $34.66 |
| Mid-grade | $5.34 | $18.68 | $37.37 |
| Premium | $5.57 | $19.48 | $38.96 |
| Diesel | $6.37 | $22.28 | $44.56 |
Assumes 8.3 L/100 km (about 28.3 MPG). CO2 is an estimate and varies by vehicle, fuel blend, traffic, and terrain.
Prices in Arizona · Apr 19, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.