Drive or Fly: Half Moon Bay, CA to Chula Vista, 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–SAN. At 504 miles, driving is the only practical option.

Passengers:

Vehicle:

Find Your Vehicle (EPA fuel economy data)

Drive

Door to Door

9h 43m

Distance

504.4 mi

Total Cost

$146

CO2

204 kg

Cost Breakdown

Diesel$111

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

− Driver fatigue on longer stretches

− Wear and tear on vehicle

− Fuel price fluctuations

Plan the drive

Fly

Door to Door

3h 22m

54m in the air

Air Distance

450 mi

Total Cost

$193

CO2

115 kg

Door-to-Door Timeline

Half Moon Bay, CA → SQL 15m

Check-in & Security 90m

Flight 54m

Arrival & Baggage 30m

SAN → Chula Vista, CA 13m

Cost Breakdown

Ticket (1 pax @ $138) $138

Rental car (1 day)$55

Airports

Half Moon Bay, CA SQL — San Carlos Airport 10 mi, ~15m drive

Chula Vista, CA SAN — San Diego International Airport 9 mi, ~13m drive

No scheduled flights found

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

+ Saves about 6h 21m 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	9h 43m	3h 22m
Total cost (1 person)	$146	$193
Carbon footprint	204 kg CO₂	115 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 17, 2026.

Route Options

2 different routes between these cities.

Fastest

504.4 mi 9h 43m

via I 5, I 5 Truck, CA 152

Alternative (+34 min)

526.6 mi 10h 17m

via I 5, US 101; CA 156, I 5 Truck

Decided to drive? See the full trip plan from Half Moon Bay, CA to Chula Vista, CA with stops, fuel costs, and turn-by-turn directions.