Drive or Fly: Irvine, CA to San Francisco, CA?

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

Driving wins

Medium

Driving is significantly cheaper and the distance is manageable in one day.

Passengers:

Vehicle:

Find Your Vehicle (EPA fuel economy data)

Drive

Door to Door

7h 56m

Distance

426 mi

Total Cost

$115

CO2

172 kg

Cost Breakdown

Diesel$80

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 13m

46m in the air

Air Distance

383 mi

Total Cost

$190

CO2

98 kg

Door-to-Door Timeline

Irvine, CA → SNA 10m

Check-in & Security 90m

Flight 46m

Arrival & Baggage 30m

SFO → San Francisco, CA 17m

Cost Breakdown

Ticket (1 pax @ $135) $135

Rental car (1 day)$55

Airports

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

San Francisco, CA SFO — San Francisco International Airport 11 mi, ~17m drive

Flight Data

Service

Connecting only

On-Time

97.4%

Cancellation

2.7%

+ Saves about 4h 43m compared to driving

+ Less physical fatigue

+ Predictable arrival time

− Airport security and check-in overhead

− 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 56m	3h 13m
Total cost (1 person)	$115	$190
Carbon footprint	172 kg CO₂	98 kg CO₂
Flexibility	High	Low
Luggage	Unlimited	Restricted
Reliability	Weather dependent	97% on-time

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 Jul 19, 2026.

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