Drive or Fly: Serenada, 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 GRK–SAT. At 113 miles, driving is the only practical option.

Passengers:

Vehicle:

Find Your Vehicle (EPA fuel economy data)

Drive

Door to Door

2h 11m

Distance

113.3 mi

Total Cost

$60

CO2

46 kg

Cost Breakdown

Diesel$25

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 4m

12m in the air

Air Distance

100 mi

Total Cost

$124

CO2

26 kg

Door-to-Door Timeline

Serenada, TX → GRK 40m

Check-in & Security 90m

Flight 12m

Arrival & Baggage 30m

SAT → San Antonio, TX 12m

Cost Breakdown

Ticket (1 pax @ $124) $124

Airports

Serenada, TX GRK — Killeen Regional Airport / Robert Gray Army Airfield 27 mi, ~40m drive

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

No scheduled flights found

No commercial flights between GRK 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

Train

Amtrak

Door to Door

6h 5m

4h 46m on rail

Total Cost

$20

CO2

6 kg

Route

Texas Eagle

Door-to-Door Timeline

Serenada, TX → Taylor Amtrak 29m

Boarding 30m

Train ride 286m

Arrival 10m

San Antonio Amtrak Station → San Antonio, TX 10m

Cost Breakdown

Ticket (1 pax @ $20) $20

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

Stations

From Taylor Amtrak 19 mi, ~29m drive

To San Antonio Amtrak Station 1 mi, ~10m drive

Service

Direct

Frequency

~10/week

+ Spacious seating with legroom and power outlets

+ Walk around freely during the trip

+ No driving fatigue — relax or work en route

+ Much lower carbon footprint than driving or flying

− Limited schedule — about 10 trips per week

− Amtrak delays can be unpredictable

− Need transportation to/from station

− Less flexibility than driving

Bus

FlixBus

Door to Door

3h 20m

2h 35m on road

Total Cost

$10

CO2

5 kg

Route

Greyhound US1159S

Door-to-Door Timeline

Serenada, TX → CARTS Georgetown Station (GTWN) 10m

Boarding 15m

Bus ride 155m

Arrival 10m

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

Cost Breakdown

Ticket (1 pax @ $10) $10

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

Stations

From GTWN — CARTS Georgetown Station 6 mi, ~10m drive

To SNT6 — San Antonio Bus Station 0 mi, ~10m 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	Train	Bus
Door-to-door time	2h 11m	3h 4m	6h 5m	3h 20m
Total cost (1 person)	$60	$124	$20	$10
Carbon footprint	46 kg CO₂	26 kg CO₂	6 kg CO₂	5 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 Apr 17, 2026.

Route Options

2 different routes between these cities.

Fastest

113.3 mi 2h 11m

via I 35, I 35; US 290

Alternative (+1 min)

129.8 mi 2h 12m

via TX 130 Toll, I 10; US 90; TX 130, I 10; TX 130

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