Driving Time from Ottawa to Saint-Laurent
Driving from Ottawa to Saint-Laurent is about 128 mi and takes roughly 2 hr 18 min. See the fuel-cost estimate, distance and route tips.
Ottawa and Saint-Laurent are about 99 mi (159 km) apart in a straight line. By road that works out to roughly 128 mi (206 km), a drive of about 2 hr 18 min. A nonstop flight covers the great-circle distance in approximately 41 min.
| Straight-line distance | 99 mi / 159 km |
| Road distance (est.) | 128 mi / 206 km |
| Driving time (est.) | 2 hr 18 min |
| Nonstop flight (est.) | 41 min |
| Driving fuel (est., 1-way) | $16 |
| Typical flight fare | $80–$250 |
| Geographic midpoint | 45.460, -74.683 |
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
Ottawa to Saint-Laurent is about 99 mi (159 km) in a straight line, and roughly 128 mi (206 km) by road.