Flight Time from Champaign to St. Louis
The flight from Champaign to St. Louis covers about 147 mi and takes roughly 46 min nonstop. Flight duration estimate and fare guide.
Champaign and St. Louis are about 147 mi (236 km) apart in a straight line. By road that works out to roughly 191 mi (307 km), a drive of about 3 hr 24 min. A nonstop flight covers the great-circle distance in approximately 46 min.
| Straight-line distance | 147 mi / 236 km |
| Road distance (est.) | 191 mi / 307 km |
| Driving time (est.) | 3 hr 24 min |
| Nonstop flight (est.) | 46 min |
| Driving fuel (est., 1-way) | $24 |
| Typical flight fare | $80–$250 |
| Geographic midpoint | 39.376, -89.231 |
How these estimates work
Straight-line distance uses the haversine formula on each city's coordinates. Road distance applies a circuity factor (~1.2–1.4×) and driving time a blended average speed. Flight time uses typical jet cruise speed plus ~30 minutes for taxi, climb and descent. Treat all figures as planning estimates.
Frequently asked questions
Champaign to St. Louis is about 147 mi (236 km) in a straight line, and roughly 191 mi (307 km) by road.