Drive or Fly: Buna, TX to San Antonio, 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 BPT–SAT. At 312 miles, driving is the only practical option.

Passengers:

Vehicle:

Find Your Vehicle (EPA fuel economy data)

Drive

Door to Door

5h 40m

Distance

312.1 mi

Total Cost

$111

CO2

126 kg

Cost Breakdown

Diesel$76

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 36m

34m in the air

Air Distance

280 mi

Total Cost

$186

CO2

71 kg

Door-to-Door Timeline

Buna, TX → BPT 50m

Check-in & Security 90m

Flight 34m

Arrival & Baggage 30m

SAT → San Antonio, TX 12m

Cost Breakdown

Ticket (1 pax @ $131) $131

Rental car (1 day)$55

Airports

Buna, TX BPT — Jack Brooks Regional Airport 34 mi, ~50m drive

San Antonio, TX SAT — San Antonio International Airport 8 mi, ~12m drive

No scheduled flights found

No commercial flights between BPT and SAT. Flight estimates above are theoretical.

+ Saves about 2h 4m 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

Train

Amtrak

Door to Door

9h 57m

8h 17m on rail

Total Cost

$53

CO2

18 kg

Route

Sunset Limited

Door-to-Door Timeline

Buna, TX → Beaumont Amtrak (BMT) 30m

Boarding 30m

Train ride 497m

Arrival 10m

San Antonio Amtrak Station (SAS) → San Antonio, TX 30m

Cost Breakdown

Ticket (1 pax @ $53) $53

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

Stations

From BMT — Beaumont Amtrak 0 mi, ~30m drive

To SAS — San Antonio Amtrak Station 0 mi, ~30m drive

Service

Direct

Frequency

~3/week

+ Spacious seating with legroom and power outlets

+ Walk around freely during the trip

+ Scenic views along the route

+ No driving fatigue — relax or work en route

+ Much lower carbon footprint than driving or flying

− Limited schedule — about 3 trips per week

− Amtrak delays can be unpredictable

− Need transportation to/from station

− Less flexibility than driving

Bus

FlixBus

Door to Door

6h 35m

5h 10m on road

Total Cost

$30

CO2

18 kg

Door-to-Door Timeline

Buna, TX → Vidor (Gateway Travel Plaza) (BOT6) 30m

Boarding 15m

Bus ride 310m

Arrival 10m

San Antonio Bus Station (SNT6) → San Antonio, TX 30m

Cost Breakdown

Ticket (1 pax @ $30) $30

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

Stations

From BOT6 — Vidor (Gateway Travel Plaza) 0 mi, ~30m drive

To SNT6 — San Antonio Bus Station 0 mi, ~30m drive

Service

Direct

Frequency

~6/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 6 trips per week

− Travel time longer than driving

− Need transportation to/from station

− Less flexibility than driving

At a Glance

	Drive	Fly	Train	Bus
Door-to-door time	5h 40m	3h 36m	9h 57m	6h 35m
Total cost (1 person)	$111	$186	$53	$30
Carbon footprint	126 kg CO₂	71 kg CO₂	18 kg CO₂	18 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: Amtrak GTFS, 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 Oct 17, 2026.

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