Flight Time from Dallas to Port Arthur
The flight from Dallas to Port Arthur covers about 262 mi and takes roughly 59 min nonstop. Flight duration estimate and fare guide.
Dallas and Port Arthur are about 262 mi (422 km) apart in a straight line. By road that works out to roughly 320 mi (514 km), a drive of about 5 hr 43 min. A nonstop flight covers the great-circle distance in approximately 59 min.
| Straight-line distance | 262 mi / 422 km |
| Road distance (est.) | 320 mi / 514 km |
| Driving time (est.) | 5 hr 43 min |
| Nonstop flight (est.) | 59 min |
| Driving fuel (est., 1-way) | $40 |
| Typical flight fare | $80–$250 |
| Geographic midpoint | 31.342, -95.352 |
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
Dallas to Port Arthur is about 262 mi (422 km) in a straight line, and roughly 320 mi (514 km) by road.