How far is Porter Heights, TX from Rhode Island, TX?
The driving distance from Porter Heights, TX to Rhode Island, TX is about 138.3 miles (222.6 km), with a travel time of about 02h 36m by car.
- The straight-line flight distance is about 126.9 miles (204.3 km).
- For a round trip, plan for roughly 05h 12m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 8:00 AM to 10:00 AM CDT.
Reverse, save, or send this route
This route works well as a day trip with time at the destination. Copy the route link, send it to another device, or print a clean version before you head out.
This route works well as a day trip with time at the destination.
Flight Distance
Driving Distance
Gas Cost Calculator
Leave and Arrive Planner
Pick a departure time to see your estimated arrival and same-day return window.
Drive time stays fixed at 02h 36m.
A morning start gives you useful time at the destination and keeps the return out of the late evening.
You are leaving earlier than the recommended window, which gives you extra margin for breaks and traffic.
Halfway Point
A useful midpoint for breaks, coffee, or meeting in the middle.
City in Texas, USA
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Cloudy
Partly Sunny
Driving Route Map
The map below follows the saved road route between Porter Heights and Rhode Island.
Turn-by-Turn Driving Directions
Step-by-step road directions between Porter Heights and Rhode Island.
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1
Start on the route
2520 ft · 2 min
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2
At the end of the road, turn right onto Porter Lane
1.2 km · 2 min · Porter Lane
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3
Turn left onto FM 1314
4.8 mi · 8 min · FM 1314
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4
Continue on Conroe Porter Road
6.7 mi · 12 min · Conroe Porter Road
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5
Turn left onto South Loop 336 East
2.1 mi · 3 min · South Loop 336 East
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6
Turn right onto Interstate 45 North Frontage Road
3083 ft · 1 min · Interstate 45 North Frontage Road
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7
Take the ramp straight toward I 45 North
1100 ft · 27 sec
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8
Merge slight left
120.5 mi · 2 hr 3 min
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9
Take the exit slight right toward FM 833
1426 ft · 38 sec
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10
Turn right
1 mi · 3 min
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11
At the end of the road, turn right onto North State Highway 75
16 m · 2 sec · North State Highway 75
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12
Turn left onto East FM 833
1.5 km · 1 min · East FM 833
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13
Turn right onto County Road 161
3 m · 1 sec · County Road 161
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14
Arrive at your destination
0 m · 1 sec · County Road 161
Car Route Details
A richer read on the saved driving route between Porter Heights and Rhode Island.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
I 45 North
Merge slight left
121 mi · 02h 03m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A comfortable day-trip route
This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.
Mostly Cloudy leaving Porter Heights and Partly Sunny near Rhode Island.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Porter Heights to Rhode Island?
The road trip is about 138.3 miles (222.6 km) and usually takes 02h 36m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.
What is the halfway point on this route?
Madisonville is a useful midpoint, sitting about 69.3 miles from Porter Heights and 69 miles from Rhode Island.
How much longer is the road route than the straight-line distance?
The direct path is about 126.9 miles (204.3 km), while the road route adds roughly 11.4 extra miles because roads do not follow the straight air line.
When is the best time to leave for this route?
A good departure window is usually 8:00 AM to 10:00 AM CDT. If you want a more comfortable same-day return, try to leave by 1:18 PM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $18.44 one way or $36.88 round trip. Estimated CO2 is about 43.4 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Cloudy around Porter Heights and Partly Sunny near Rhode Island.
Stop Ideas Near Madisonville
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Madisonville.
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Flight Path Map
This map shows the direct air route between Porter Heights and Rhode Island. Straight-line distance: 126.94 mi (204.29 km).
#1 Porter Heights
Census designated place
| Population | 1,653 |
| Coordinates | 30.1518800, -95.3218800 |
| Altitude | 38 |
| Country | United States |
#2 Rhode Island
Rhode Island is a place in Texas, United States.
| Population | 0 |
| Coordinates | 31.8154400, -96.2313600 |
| Altitude | 119 |
| Country | United States |
End: Rhode Island (-96.23136, 31.81544)
Estimated Travel Time
Distance: 223 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 04h 36m |
| 40 mph (64.37 km/h) | 03h 27m |
| 50 mph (80.47 km/h) | 02h 45m |
| 60 mph (96.56 km/h) | 02h 18m |
| 70 mph (112.65 km/h) | 01h 58m |
| 80 mph (129 km/h) | 01h 43m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.78 | $18.44 | $36.88 |
| Mid-grade | $4.25 | $20.75 | $41.50 |
| Premium | $4.59 | $22.40 | $44.81 |
| Diesel | $3.99 | $19.49 | $38.97 |
Assumes 8.3 L/100 km (about 28.3 MPG). CO2 is an estimate and varies by vehicle, fuel blend, traffic, and terrain.
Prices in Texas · May 30, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.