San Antonio to Tucson

18h 4m
Drive Time
994
Miles
$115
Gas Cost
8
Stops
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How Long Is the Drive from San Antonio to Tucson?

The drive from San Antonio to Tucson takes approximately 18h 4m, covering 994 miles via the highway. Under normal conditions, expect to spend around $115 on gas.

Travel time can vary — during peak hours, weekends, or holidays, the journey may take 25–26+ hours. For the fastest trip, leave early morning (before 7 AM) or travel on weekday evenings.

Traffic Estimate

🟢 Light traffic
15h 21m
🔵 Typical
18h 4m
🔴 Heavy traffic
26h 12m

Traffic is usually worst during weekday rush hours (7–9 AM, 4–7 PM) and holiday weekends.

Route Details

Distance994 mi
Drive Time18h 4min
Avg Speed55 mph

Cost Breakdown

Gas (30 MPG)$115
Tolls (est.)$0-20
Total$130-$165

Route Tips: I-10

Plan rest stops every 2-3 hours on longer drives. Check traffic conditions before departure and keep your tank above quarter-full.

You'll likely need 2 fuel stops along the way.

Best Time to Drive from San Antonio to Tucson

For a long drive like San Antonio to Tucson, plan to depart early in the morning. This lets you cover most of the distance before afternoon traffic builds up. Consider breaking the trip with a lunch stop midway.

🟢 Best: Early morning (6-8 AM)
🔴 Avoid: Rush hour (4-7 PM)

Driving vs Flying

🚗 Driving
18h 4m
~$115 gas
✈️ Flying
4h 29m
~$149–$348 flight

✈️ Flying is faster when you factor in airport time. Flight time is ~1h 59m but add ~2.5 hours for check-in, security, and boarding.

All Travel Options

🚗 Drive
18h 4m
~$115
🚌 Bus
22h 5m
~$80–$179
🚂 Train
18h 4m
~$119–$298

Estimated times and prices. Bus/train availability varies by route. Driving gives the most flexibility for stops and schedules.

Suggested Stops

Popular cities along the route for rest, food, or fuel:

📍 Carlsbad Caverns
📍 El Paso
📍 Big Bend

FAQ

How long is the drive from San Antonio to Tucson?
The drive takes approximately 18 hours and 4 minutes covering 994 miles.
How much gas will I need?
At 30 MPG, you'll use about 33 gallons of gas, costing approximately $115 at $3.50/gallon.
What's the best time to leave?
Early morning (6-8 AM) is ideal to avoid rush hour traffic.

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