Drive or Fly: San Carlos, CA to Fontana, CA?

Side-by-side comparison of driving versus flying for this route. Costs, time, and trade-offs at a glance.

Driving wins

Medium

No scheduled commercial flights found for SQL–ONT. At 409 miles, driving is the only practical option.

Passengers:

Vehicle:

Drive

Door to Door

7h 45m

Distance

409.2 mi

Total Cost

$126

CO2

165 kg

Cost Breakdown

Diesel$91

Hotel (1 room, 0 nights) $0

Meals (1 pax, 1 day) $35

+ No luggage restrictions or TSA lines

+ Comfortable one-day drive

+ Stop anywhere along the route

+ Have your own car at the destination

+ Likely faster door-to-door than flying

− Driver fatigue on longer stretches

− Wear and tear on vehicle

− Fuel price fluctuations

Plan the drive

Fly

Door to Door

3h 8m

43m in the air

Air Distance

359 mi

Total Cost

$189

CO2

91 kg

Door-to-Door Timeline

San Carlos, CA → SQL 10m

Check-in & Security 90m

Flight 43m

Arrival & Baggage 30m

ONT → Fontana, CA 15m

Cost Breakdown

Ticket (1 pax @ $134) $134

Rental car (1 day)$55

Airports

San Carlos, CA SQL — San Carlos Airport 1 mi, ~10m drive

Fontana, CA ONT — Ontario International Airport 10 mi, ~15m drive

No scheduled flights found

No commercial flights between SQL and ONT. Flight estimates above are theoretical.

+ Saves about 4h 37m compared to driving

+ Less physical fatigue

+ Predictable arrival time

− Airport security and check-in overhead

− No scheduled commercial flights found for this route

− May need a rental car at destination

− Luggage fees and restrictions

− Less flexibility for stops along the way

At a Glance

	Drive	Fly
Door-to-door time	7h 45m	3h 8m
Total cost (1 person)	$126	$189
Carbon footprint	165 kg CO₂	91 kg CO₂
Flexibility	High	Low
Luggage	Unlimited	Restricted
Reliability	Weather dependent	Data unavailable

Drive data: OSRM routing, EIA fuel prices

Flight data: Statistical estimate

Airports: OurAirports

Confidence: Medium — airports identified, fares estimated

Costs are estimates. Actual flight prices vary by airline, date, and booking time. Drive costs based on OSRM routing, EIA fuel prices. Computed Apr 13, 2026.

Decided to drive? See the full trip plan from San Carlos, CA to Fontana, CA with stops, fuel costs, and turn-by-turn directions.