Drive or Fly: Austin, TX to San Carlos, TX?

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 AUS–MFE. At 305 miles, driving is the only practical option.

Passengers:

Vehicle:

Find Your Vehicle (EPA fuel economy data)

Drive

Door to Door

5h 32m

Distance

305.3 mi

Total Cost

$102

CO2

123 kg

Cost Breakdown

Diesel$67

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

− Wear and tear on vehicle

− Fuel price fluctuations

Plan the drive

Fly

Door to Door

3h 3m

33m in the air

Air Distance

275 mi

Total Cost

$186

CO2

70 kg

Door-to-Door Timeline

Austin, TX → AUS 10m

Check-in & Security 90m

Flight 33m

Arrival & Baggage 30m

MFE → San Carlos, TX 20m

Cost Breakdown

Ticket (1 pax @ $131) $131

Rental car (1 day)$55

Airports

Austin, TX AUS — Austin Bergstrom International Airport 7 mi, ~10m drive

San Carlos, TX MFE — McAllen Miller International Airport 13 mi, ~20m drive

No scheduled flights found

No commercial flights between AUS and MFE. Flight estimates above are theoretical.

+ Saves about 2h 29m 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	5h 32m	3h 3m
Total cost (1 person)	$102	$186
Carbon footprint	123 kg CO₂	70 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.

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