If you are planning to head from Port Arthur to Fort Worth, expect a 346.7-mile journey that typically takes about 6 hours and 15 minutes of driving time. Because this route is almost entirely highway-focused, you can comfortably complete the trip in a single day without needing an overnight stay. You will navigate primarily via I-45, US-287, and the East Grand Parkway North, making for a straightforward, high-speed transit across the Texas Great Plains. Budgeting roughly $53 for fuel should cover your needs for the trip. Since the entire route stays within the Great Plains region, the landscape remains relatively consistent as you travel north. It is a practical, no-nonsense drive that gets you from point A to point B efficiently.
Trip Pace
Same-day drive is realistic
A same-day return is possible, but it will make for a full day on the road.
Break Rhythm
1 planned break
Plan on a short reset every 3 to 4 hours to stay fresh behind the wheel.
Midpoint
173.3 miles from Port Arthur, TX
A natural place for your longest stop of the day
, about 3h 9m into the drive
.
Main Roads
Road
Distance
Duration
I 45
173.6 mi
2h 57m
US 287
57.6 mi
1h 5m
East Grand Parkway North
50.7 mi
55m
I 10
27.7 mi
31m
TX 82
20.4 mi
21m
TX 73
7.2 mi
7m
South Freeway
3.4 mi
3m
Interstate 45 North Frontage Road
2 mi
3m
Longest stretch:
I 45
— 173.6 mi, about 2h 57m
Turn-by-Turn Driving Directions
Step-by-step road directions between Port Arthur, TX and Fort Worth, TX.
1
Start on Augusta Avenue
197 ft·7 sec·Augusta Avenue
2
Turn right onto TX 87
1.4 mi·2 min·Gulfway Drive
3
Continue on TX 87
0.3 mi·34 sec·Dowling Road
4
Turn right onto TX 82
20 mi·21 min·TX 82
Use the left lane.
5
Continue on TX 73
3.9 mi·3 min·TX 73
6
Turn straight onto TX 73
3.3 mi·3 min·TX 73
7
Merge onto I 10
28 mi·31 min·I 10
Use the straight / slight right lanes.
8
Take the exit
0.2 mi·30 sec
Exit 799Toward TX 99 Toll: Grand ParkwayUse the straight / slight right lanes.
9
Turn straight onto East Freeway Frontage Road
0.2 mi·20 sec·East Freeway Frontage Road
10
Turn right onto TX 99 Toll
0.5 mi·1 min·East Grand Parkway North
11
Take the ramp
0.3 mi·41 sec
12
Merge onto TX 99 Toll
50 mi·53 min·East Grand Parkway North
Use the straight / slight right lanes.
13
Take the exit
0.3 mi·45 sec
Toward Houston, DallasUse the straight / slight right lanes.
14
Turn right onto Interstate 45 North Frontage Road
2.0 mi·3 min·Interstate 45 North Frontage Road
Use the right lane.
15
Take the ramp
0.1 mi·8 sec
Toward I 45 North
16
Merge onto I 45
174 mi·2 hr 57 min·I 45
Use the straight / slight right lanes.
17
Take the exit onto US 287
58 mi·1 hr 5 min·US 287
Exit 247Toward US 287 North: Waxahachie, Fort WorthUse the straight / slight right lanes.
18
Take the exit
0.2 mi·28 sec
Exit 437Toward I 35W South, I 35W North: Waco, DentonUse the straight / slight right lanes.
19
Keep slight right at fork
0.4 mi·48 sec
Toward I 35W North: DentonUse the straight / slight right lanes.
20
Keep slight left at fork
0.2 mi·14 sec
Toward I 35W North: Fort Worth
21
Merge onto I 35W
3.2 mi·3 min·South Freeway
Use the straight / slight right lanes.
22
Take the exit
0.3 mi·35 sec
Exit 49AToward Allen AvenueUse the slight right lane.
23
Turn straight onto South Freeway
0.1 mi·18 sec·South Freeway
24
Turn left onto East Allen Avenue
210 ft·12 sec·East Allen Avenue
25
Turn left onto South Freeway
258 ft·5 sec·South Freeway
26
Arrive at destination
South Freeway
Trip Plan
Since the drive takes over six hours, aim to leave early in the morning to avoid fatigue and heavy traffic near your destination. You should plan for at least one dedicated stop to stretch your legs and refuel, keeping your $53 budget in mind. Given that the route is heavily reliant on major interstates, keep a close watch on traffic reports for I-45, as congestion can quickly impact your estimated arrival time. Because you only have one planned stop, pack your preferred snacks and drinks beforehand to maintain your momentum. Flexibility is your best asset on this trip, so don't hesitate to adjust your break timing if you hit unexpected delays on the longer highway stretches.
Morning Departure
Start early — leave by 6-7 AM to arrive at a reasonable hour.
Evening Departure
This is a long drive — plan for a morning departure or consider splitting it into two days.
You can normally do this drive in one day.
Plan roughly 1 meaningful break for fuel, food, and rest.
The halfway point lands around 173.3 miles from Port Arthur, TX, or about 3h 9m into the drive.
The longest continuous stretch on this route runs about 173.6 miles.
This is a comfortable same-day trip.
Departure
Before you leave
Start with fuel, water, and navigation already sorted so the first hour feels easy.
First stop
Around 76 miles or 1h 26m in
Use this first pause for coffee, a restroom break, and a quick traffic check ahead.
Halfway reset
Around 173.3 miles or 3h 9m in
This is the best place for your longest stop, a real meal, and a full fuel check.
Final approach
Final hour starts around 5h 6m
Traffic, exits, and arrival timing usually matter more near Fort Worth, TX than in the middle of the route.
Before You Leave
+
Open the route before leaving Port Arthur, TX so your first major turns are already loaded.
+
Leave with enough water and a charging cable within reach, not packed away.
+
Check your fuel range against the first long segment, especially if you are starting outside city service areas.
Day 1
Settle into the route from Port Arthur, TX
This is one driving day of about 346.7 miles and 6h 15m.
Your first comfortable stop window is around 76 miles from Port Arthur, TX.
This route can stay practical as a one-day drive if traffic stays reasonable.
Plan about 1 real break rather than only quick fuel stops.
The longest stretch is on I 45 for about 173.6 miles.
Where to Stop
Rest stops, refuel points, and overnight suggestions along this route.
Place data sourced from public business listings. Hours and availability may vary.
Heads-up: tricky spots
5 of 18
5 decision points cluster between mile 57.2 and 342.4 — GPS handles the exact turns, but know they're coming. Your lane choice matters more than the turn itself.
7
57.2 mi into trip|~1h 4m in
Take the exit toward TX 99 Toll: Grand Parkway
Exit ramp - move to the correct lane early. Lane positioning matters here
Use the straight / slight right lanes.
Exit 799
Toward TX 99 Toll: Grand Parkway
7
108.6 mi into trip|~2h 1m in
Take the exit toward Houston, Dallas
Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one
Use the straight / slight right lanes.
Toward Houston, Dallas
8
284.6 mi into trip|~5h 3m in|US 287
Take the exit onto US 287 toward US 287 North: Waxahachie, Fort Worth
Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one
Use the straight / slight right lanes.
Exit 247
Toward US 287 North: Waxahachie, Fort Worth
8
342.2 mi into trip|~6h 9m in
Take the exit toward I 35W South, I 35W North: Waco, Denton
Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one
Use the straight / slight right lanes.
Exit 437
Toward I 35W South, I 35W North: Waco, Denton
7
342.4 mi into trip|~6h 9m in
Keep slight right at fork toward I 35W North: Denton
Highway fork - watch signs carefully. Lane positioning matters here
Use the straight / slight right lanes.
Toward I 35W North: Denton
Fuel & Cost
Regular Gas
$52.39 one way
$104.77 round trip
$3.84/gal25.4 MPG avg121 kg CO2
Fuel Type
$/gal
One Way
Round Trip
midgrade
$4.20
$57.34
$114.68
premium
$4.54
$61.90
$123.80
diesel
$5.61
$76.55
$153.09
No toll roads detected on this route.
Estimated Trip Cost (one way, 1 person)
Fuel
$52
Meals
$25–$50
Total
$77–$102
Rough estimate based on US averages. Hotel $80–$140/night, meals $25–$50/day.
Estimated CO2 emission: 121.3 kg one way.
Prices: EIA weekly data, 2026-04-13.
Driving Electric?
About $36 in charging
· 1 stop
· 66% less CO2
Vehicle Type
kWh
Stops
DC Fast
Home Charge
Average EV
104
1
$36.40
$16.64
Efficient EV
86.7
0
$30.34
$13.87
EV Truck/SUV
138.7
1
$48.54
$22.19
Gas CO2
121 kg
EV CO2
41 kg (66% less)
Plan for 1 charging stop. A 30-minute DC fast charge mid-route should be enough to complete the trip comfortably.
DC fast charging avg $0.35/kWh. Home charging avg $0.16/kWh. US grid CO2: 0.39 kg/kWh.
Travel Intel
Current conditions at both ends of the drive.
Forecast as of Apr 17, 2026
Origin
Port Arthur, TX
Night
in Port Arthur on Saturday
Local time
9:50 PM
CDT
Current temp
65°F
Unavailable
Live forecast
Destination
Fort Worth, TX
Night
in Fort Worth on Saturday
Local time
9:50 PM
CDT
Current temp
84°F
Mostly Cloudy
S 10 to 15 mph6% chanceLive forecast
Red Flag Warning
Red Flag Warning issued April 17 at 7:31AM CDT until April 17 at 9:00PM CDT by NWS Amarillo TX
Wind Advisory
Wind Advisory issued April 17 at 7:25AM CDT until April 18 at 7:00AM CDT by NWS Amarillo TX
Seasonal Notes
Summer travel usually means heavier construction, hotter rest stops, and busier weekend traffic around major cities.
Winter travel shortens daylight, so a route that looks manageable on paper can feel much longer after dark.
Holiday weekends tend to make both departure and arrival windows slower than the raw route time suggests.
Time zone
Same local time
Origin and destination are on the same clock, so arrival timing is easier to judge at a glance.
Temperature spread
19 degrees warmer at arrival
A meaningful temperature swing is a good cue to rethink layers, water, and how soon you want to arrive.
Road read
6h 15m on the road
Start early — leave by 6-7 AM to arrive at a reasonable hour.
Weather data from the National Weather Service. Conditions may change; check closer to your travel date.
More Details
What kind of drive is this?
Expect a highly efficient transit, as 99% of this route consists of highway driving. You will spend a significant portion of your time on I-45, which features the longest uninterrupted stretch of the trip at 173.6 miles. This is a classic interstate grind designed for steady speeds rather than technical maneuvering. As you transition between the major arteries, the road maintains a consistent, fast-paced personality. Behind the wheel, you will find the experience straightforward and predictable, allowing you to focus on the miles ahead without the interruption of frequent local road changes.
99% highway — fuel and pacing are the main things to plan.
26 navigation steps total — most of the decisions cluster near the start and finish.
Longest single stretch: 173.6 mi on I 45.
How Hard Is This Drive?
9/10
This is a straightforward highway drive that stays mostly on I 45 and US 287. This route has several spots where lane changes, forks, or exits need your full attention. The trickiest moment comes around 57.2 miles in.
Driving Effort9/10
High effort - long or complex enough to need steady focus all day
Balances navigation complexity with total wheel time.
This is a demanding drive. With 18 significant decision points across 346.7 miles, you will need to stay alert - especially through interchange areas and urban stretches. Consider splitting it into segments if you are not comfortable with fast highway navigation.
Where does it get tricky?
The main spots that need attention: at 57.2 miles: Exit ramp - move to the correct lane early. Lane positioning matters here; at 108.6 miles: Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one; at 284.6 miles (US 287): Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one.
Elevation Profile
Mostly flat terrain
676 ft1 ft
Total Climb
851 ft
Total Descent
187 ft
Highest Point
676 ft
~317.8 mi in
Elevation Range
676 ft
Towns Mentioned on Route Signs
Based on OSRM destination-sign hints, not a full list of every settlement the road passes.
Between Port Arthur, TX and Fort Worth, TX, road signs point toward Houston and Dallas.
Fort Worth is a city in the Prairies and Lakes region of Texas. With a population of approximately 1,020,000, it is Texas' 5th largest city. It is part of the Dallas-Fort Worth Metroplex, which has a population exceeding 6 million. Sometimes referred to as Cowtown, it is by far closer to its cowboy roots than neighboring Dallas. This article also covers North Richland Hills, a neighboring community.
Top landmarks
•Amon Carter Museum of American Art — art museum in Fort Worth, Texas
•Modern Art Museum of Fort Worth — art museum
•St. Patrick Cathedral in Fort Worth — church located in Fort Worth, Texas
Doable as a same-day drive at 6h 15m. Total distance: 346.7 miles.
Family Friendly
Moderate complexity with 1 natural rest stops along the way.
Solo Traveler
6h 15m drive, plan rest stops for pacing.
Frequently Asked Questions
The longest stretch is about 173.6 miles on I 45. The full list of main roads is in the Roads section above.
We did not find dedicated rest areas on this route. For a drive this long, plan bathroom and stretch breaks around gas stations, fast-food stops, or small-town downtowns — check the Nearby Places section for options.
It helps. This route has a higher-than-average number of complex decision points, which get harder in the dark. If the last hour of the trip is on surface roads or mountain grades, aim to arrive at Fort Worth, TX before sunset when you can. Check the Trip Plan for departure windows that land you in daylight.
Only with planning. This is a long drive for kids — consider splitting it into two days rather than pushing through. Plan at least 1 meaningful breaks. Dedicated rest areas are limited, so plan gas or food stops as your bathroom breaks.
The main spots that need attention: at 57.2 miles: Exit ramp - move to the correct lane early. Lane positioning matters here; at 108.6 miles: Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one; at 284.6 miles (US 287): Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one.
Not recommended in a single day. At 6.3 hours each way, a round trip means 12.5 hours of driving — that is an unsafe level of fatigue for most drivers. Plan at least one night at Fort Worth, TX before the return drive.
