Drive or Fly: Pacifica, CA to Irvine, 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 SFO–SNA. At 423 miles, driving is the only practical option.

Passengers:

Vehicle:

Find Your Vehicle (EPA fuel economy data)

Drive

Door to Door

8h 3m

Distance

423.3 mi

Total Cost

$128

CO2

171 kg

Cost Breakdown

Diesel$93

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 5m

45m in the air

Air Distance

378 mi

Total Cost

$190

CO2

96 kg

Door-to-Door Timeline

Pacifica, CA → SFO 10m

Check-in & Security 90m

Flight 45m

Arrival & Baggage 30m

SNA → Irvine, CA 10m

Cost Breakdown

Ticket (1 pax @ $135) $135

Rental car (1 day)$55

Airports

Pacifica, CA SFO — San Francisco International Airport 6 mi, ~10m drive

Irvine, CA SNA — John Wayne Orange County International Airport 3 mi, ~10m drive

No scheduled flights found

No commercial flights between SFO and SNA. Flight estimates above are theoretical.

+ Saves about 4h 58m 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	8h 3m	3h 5m
Total cost (1 person)	$128	$190
Carbon footprint	171 kg CO₂	96 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 15, 2026.

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