Flight Time from Kennewick to Portland
The flight from Kennewick to Portland covers about 177 mi and takes roughly 50 min nonstop. Flight duration estimate and fare guide.
Kennewick and Portland are about 177 mi (284 km) apart in a straight line. By road that works out to roughly 230 mi (370 km), a drive of about 4 hr 7 min. A nonstop flight covers the great-circle distance in approximately 50 min.
| Straight-line distance | 177 mi / 284 km |
| Road distance (est.) | 230 mi / 370 km |
| Driving time (est.) | 4 hr 7 min |
| Nonstop flight (est.) | 50 min |
| Driving fuel (est., 1-way) | $29 |
| Typical flight fare | $80–$250 |
| Geographic midpoint | 45.881, -120.918 |
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
Kennewick to Portland is about 177 mi (284 km) in a straight line, and roughly 230 mi (370 km) by road.