Drive or Fly: San Diego, CA to Alum Rock, CA?
Side-by-side comparison of driving versus flying for this route. Costs, time, and trade-offs at a glance.
Driving wins
MediumNo scheduled commercial flights found for SAN–SJC. At 459 miles, driving is the only practical option.
Find Your Vehicle (EPA fuel economy data)
· · Fuel cost: $
Drive
Door to Door
8h 46m
Distance
459.8 mi
Total Cost
$137
CO2
186 kg
Cost Breakdown
Fly
Door to Door
3h 10m
50m in the air
Air Distance
416 mi
Total Cost
$192
CO2
106 kg
Door-to-Door Timeline
Cost Breakdown
Airports
No scheduled flights found
No commercial flights between SAN and SJC. Flight estimates above are theoretical.
At a Glance
| Drive | Fly | |
|---|---|---|
| Door-to-door time | 8h 46m | 3h 10m |
| Total cost (1 person) | $137 | $192 |
| Carbon footprint | 186 kg CO2 | 106 kg CO2 |
| Flexibility | High | Low |
| Luggage | Unlimited | Restricted |
| Reliability | Weather dependent | Data unavailable |
Costs are estimates. Actual flight prices vary by airline, date, and booking time. Drive costs based on OSRM routing, EIA fuel prices. Computed Apr 18, 2026.
Decided to drive? See the full trip plan from San Diego, CA to Alum Rock, CA with stops, fuel costs, and turn-by-turn directions.