Vehicle-specific route answer
Houston to San Antonio fuel cost in a 2024 Toyota RAV4
Exact EPA configuration #47374, current road distance, and the regular-gasoline price assigned to Houston, TX.
Driving the 2024 Toyota RAV4 from Houston to San Antonio costs about $23.25 one way and $46.50 round trip in regular gasoline.This is a deterministic fuel-only answer for the dated inputs below. Tolls, parking, traffic/idling, and station-level price variation are excluded.
Road distance196.6 mi
Baseline time3 hr 35 min
EPA combined MPG30.2814
Gasoline used6.49 gal
Reproducible calculation
| Input | Exact value used | Source boundary |
|---|---|---|
| Road distance | 196.5962 miles | OSRM route retrieved 2026-08-24 |
| Vehicle efficiency | 30.2814 combined MPG | EPA record #47374 |
| Regular gasoline | $3.581 per gallon | EIA Texas, week ending 2026-08-24 |
| One-way result | $23.25 | 196.5962 ÷ 30.2814 × $3.581 |
Primary evidence
- EPA/DOE FuelEconomy.gov record #47374 for 2024 Toyota RAV4. The page uses the official unrounded combined MPG.
- U.S. EIA weekly gasoline series: $3.581/gal, Texas, week ending 2026-08-24.
- OSRM route service with OpenStreetMap road data. Census representative points identify both endpoints.
- Full DriveCostCheck vehicle record and editable annual-cost calculator.