Drive or Fly: San Antonio, TX to Grey Forest, 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 SAT–SAT. At 20 miles, driving is the only practical option.

Passengers:

Vehicle:

Find Your Vehicle (EPA fuel economy data)

Drive

Door to Door

37m

Distance

20.6 mi

Total Cost

$40

CO2

8 kg

Cost Breakdown

Diesel$5

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

2h 35m

2m in the air

Air Distance

17 mi

Total Cost

$121

CO2

4 kg

Door-to-Door Timeline

San Antonio, TX → SAT 12m

Check-in & Security 90m

Flight 2m

Arrival & Baggage 30m

SAT → Grey Forest, TX 21m

Cost Breakdown

Ticket (1 pax @ $121) $121

Airports

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

Grey Forest, TX SAT — San Antonio International Airport 14 mi, ~21m drive

No scheduled flights found

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

+ Less physical fatigue

+ Predictable arrival time

− Airport security and check-in overhead

− No scheduled commercial flights found for this route

− Luggage fees and restrictions

− Less flexibility for stops along the way

Bus

FlixBus

Door to Door

1h 11m

10m on road

Total Cost

CO2

0 kg

Route

FlixBus 2230

Door-to-Door Timeline

San Antonio, TX → San Antonio Bus Station (SNT6) 10m

Boarding 15m

Bus ride 10m

Arrival 10m

San Antonio Pearl District (2SP) → Grey Forest, TX 26m

Cost Breakdown

Ticket (1 pax @ $0) $0

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

Stations

From SNT6 — San Antonio Bus Station 0 mi, ~10m drive

To 2SP — San Antonio Pearl District 17 mi, ~26m drive

Service

Direct

Frequency

~28/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

− Travel time longer than driving

− Need transportation to/from station

− Less flexibility than driving

At a Glance

	Drive	Fly	Bus
Door-to-door time	37m	2h 35m	1h 11m
Total cost (1 person)	$40	$121	$0
Carbon footprint	8 kg CO₂	4 kg CO₂	0 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 16, 2026.

Route Options

2 different routes between these cities.

Fastest

20.6 mi 36m

via Spur 421

Alternative (+0 min)

23.7 mi 37m

via I 10; US 87, West Hausman Road

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