TripCaptain

Austin to San Antonio EV Road Trip

Plan an electric vehicle road trip on the Austin to San Antonio corridor — approximately 81 miles via I-35. TripCaptain shows honest cold-weather range, plans charging stops with a margin for the cold, and checks for winter driving hazards along every segment.

Effective range & charging stops by EV

The plan tunes to your car — Tesla Model 3 / Model Y, Rivian R1T, Ford F-150 Lightning, Ford Mustang Mach-E, Hyundai IONIQ 5, Kia EV6, Chevy Bolt EUV — across mild, cold, and arctic conditions. The number of stops matches the real drive and the day's forecast, not an idealized spec sheet.

81-mile Austin to San Antonio, full charge, steady 65 mph, no headwind. Terrain included: 50 m of cumulative climb, descent derived from the elevation difference between the endpoints — intermediate passes are not resolved. A live trip re-runs this against the day's forecast.
EV ModelMild (70°F / 21°C)Cold (20°F / -7°C)Arctic (-10°F / -23°C)
Tesla Model Y Long Range308 mi · no stops225 mi · no stops167 mi · no stops
Tesla Model 3 Long Range331 mi · no stops241 mi · no stops178 mi · no stops
Ford F-150 Lightning ER318 mi · no stops239 mi · no stops179 mi · no stops
Rivian R1T Large Pack326 mi · no stops245 mi · no stops184 mi · no stops
Hyundai IONIQ 5 LR AWD264 mi · no stops195 mi · no stops146 mi · no stops
Chevy Bolt EUV245 mi · no stops171 mi · no stops123 mi · no stops
Ford Mustang Mach-E ER AWD288 mi · no stops214 mi · no stops160 mi · no stops
Kia EV6 Long Range308 mi · no stops226 mi · no stops167 mi · no stops

Notable chargers on this route

San Marcos Supercharger, New Braunfels Supercharger are the most-used named DC fast chargers on the I-35 corridor. Any Tesla Superchargers among them now work for non-Tesla EVs too — with a NACS adapter, or natively on cars like the Rivian R1T, Hyundai IONIQ 5, and Kia EV6. The live app shows real-time availability and amenity info.

Winter hazards on Austin to San Antonio

Winter on this corridor is dominated by rare ice, freezing rain. Use TripCaptain to check the safest hourly window for departure and to track Hazard Score™ — a 0-100 trip safety metric where higher means safer.

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