Olive Branch to Port Arthur: Road Trip Guide & Distance

How far is Olive Branch from Port Arthur?

The distance from Olive Branch to Port Arthur is 424.8 miles (683.7 km) as the crow flies. Port Arthur is located SW of Olive Branch. By car, the driving distance is approximately 509.8 miles, taking about 10h 15min. A direct flight would take roughly 1h 21min. Both are located in United States — Olive Branch in Mississippi and Port Arthur in Texas.

This is a solid day of driving. Be sure to take breaks every 2-3 hours to avoid driver fatigue, and plan your meals ahead of time. Since you'll be heading mostly West, pack a good pair of sunglasses if you plan to drive during the late afternoon to avoid the harsh sun glare.

Coordinates come from public place data for Olive Branch and Port Arthur. The driving distance is estimated from straight-line distance with a road-factor model, so confirm the route in your navigation app. Fuel, flight, bus, and train values are planning estimates and can change by date, provider, road closures, and border rules.