Vehicle-specific route answer
Tulsa to St. Louis fuel cost in a 2024 Toyota Camry LE/SE
Exact EPA configuration #47090, current road distance, and the regular-gasoline price assigned to Tulsa, OK.
Driving the 2024 Toyota Camry LE/SE from Tulsa to St. Louis costs about $48.06 one way and $96.11 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 distance388.0 mi
Baseline time7 hr 3 min
EPA combined MPG31.7619
Gasoline used12.22 gal
Reproducible calculation
| Input | Exact value used | Source boundary |
|---|---|---|
| Road distance | 387.9817 miles | OSRM route retrieved 2026-08-24 |
| Vehicle efficiency | 31.7619 combined MPG | EPA record #47090 |
| Regular gasoline | $3.934 per gallon | EIA Midwest (PADD 2), week ending 2026-08-24 |
| One-way result | $48.06 | 387.9817 ÷ 31.7619 × $3.934 |
Primary evidence
- EPA/DOE FuelEconomy.gov record #47090 for 2024 Toyota Camry LE/SE. The page uses the official unrounded combined MPG.
- U.S. EIA weekly gasoline series: $3.934/gal, Midwest (PADD 2), 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.