Drive or Fly: San Diego, CA to Cool, 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–SMF. At 544 miles, driving is the only practical option.
Find Your Vehicle (EPA fuel economy data)
· · Fuel cost: $
Drive
Door to Door
10h 17m
Distance
544.2 mi
Total Cost
$300
CO2
220 kg
Cost Breakdown
Fly
Door to Door
3h 58m
57m in the air
Air Distance
478 mi
Total Cost
$194
CO2
122 kg
Door-to-Door Timeline
Cost Breakdown
Airports
No scheduled flights found
No commercial flights between SAN and SMF. Flight estimates above are theoretical.
At a Glance
| Drive | Fly | |
|---|---|---|
| Door-to-door time | 10h 17m | 3h 58m |
| Total cost (1 person) | $300 | $194 |
| Carbon footprint | 220 kg CO2 | 122 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 15, 2026.
Decided to drive? See the full trip plan from San Diego, CA to Cool, CA with stops, fuel costs, and turn-by-turn directions.