Drive or Fly: Laguna Heights, TX to Montopolis, 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 BRO–AUS. At 345 miles, driving is the only practical option.

Passengers:

Vehicle:

Drive

Door to Door

5h 38m

Distance

345.1 mi

Total Cost

$112

CO2

139 kg

Cost Breakdown

Diesel$77

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 9m

35m in the air

Air Distance

289 mi

Total Cost

$187

CO2

74 kg

Door-to-Door Timeline

Laguna Heights, TX → BRO 24m

Check-in & Security 90m

Flight 35m

Arrival & Baggage 30m

AUS → Montopolis, TX 10m

Cost Breakdown

Ticket (1 pax @ $132) $132

Rental car (1 day)$55

Airports

Laguna Heights, TX BRO — Brownsville South Padre Island International Airport 16 mi, ~24m drive

Montopolis, TX AUS — Austin Bergstrom International Airport 4 mi, ~10m drive

No scheduled flights found

No commercial flights between BRO and AUS. 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

Bus

FlixBus

Door to Door

9h 40m

8h 15m on road

Total Cost

$33

CO2

20 kg

Door-to-Door Timeline

Laguna Heights, TX → Brownsville Bus Station (BRN6) 30m

Boarding 15m

Bus ride 495m

Arrival 10m

Austin Eastside Bus Plaza (AUS6) → Montopolis, TX 30m

Cost Breakdown

Ticket (1 pax @ $33) $33

Estimated based on distance. Check flixbus.com for current prices.

Stations

From BRN6 — Brownsville Bus Station 0 mi, ~30m drive

To AUS6 — Austin Eastside Bus Plaza 0 mi, ~30m drive

Service

Direct

Frequency

~7/week

+ Usually the cheapest option

+ Wi-Fi and power outlets on board

+ No driving fatigue — relax or work en route

+ Much lower carbon footprint than driving or flying

− Limited schedule — about 7 trips per week

− Travel time longer than driving

− Need transportation to/from station

− Less flexibility than driving

At a Glance

	Drive	Fly	Bus
Door-to-door time	5h 38m	3h 9m	9h 40m
Total cost (1 person)	$112	$187	$33
Carbon footprint	139 kg CO₂	74 kg CO₂	20 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

Transit: FlixBus GTFS — fares estimated

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 12, 2026.

Decided to drive? See the full trip plan from Laguna Heights, TX to Montopolis, TX with stops, fuel costs, and turn-by-turn directions.