How far is Plano, TX from Saint Jo, TX?
The driving distance from Plano, TX to Saint Jo, TX is about 90.1 miles (145 km), with a travel time of about 01h 38m by car.
- The straight-line flight distance is about 66.6 miles (107.2 km).
- For a round trip, plan for roughly 03h 17m 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 01h 38m.
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 Denton County, Texas, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Chance Showers And Thunderstorms
Chance Showers And Thunderstorms
Driving Route Map
The map below follows the saved road route between Plano and Saint Jo.
Turn-by-Turn Driving Directions
Step-by-step road directions between Plano and Saint Jo.
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1
Start on East 15th Street
1 km · 1 min · East 15th Street
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2
Turn left onto Central Expressway
919 ft · 18 sec · Central Expressway
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3
Take the ramp slight left toward US 75 South
798 ft · 19 sec
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4
Merge slight left onto Central Expressway
1484 ft · 18 sec · Central Expressway
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5
Take the exit slight right toward President George Bush Turnpike
2091 ft · 52 sec
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6
Keep slight right to continue on PGBT West: President George Bush Turnpike
1916 ft · 50 sec
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7
Merge slight left onto President George Bush Turnpike
13.7 mi · 15 min · President George Bush Turnpike
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8
Take the exit slight right toward I 35E North: Denton
1.6 mi · 2 min
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9
Keep slight left to continue on I 35E North: Denton
2073 ft · 26 sec
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10
Merge slight left onto South Stemmons Freeway
20.9 mi · 22 min · South Stemmons Freeway
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11
Continue straight
28.7 mi · 29 min
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12
Take the exit slight right toward US 82: Wichita Falls, Sherman
751 ft · 18 sec
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13
Turn straight onto North Interstate 35
1.2 km · 1 min · North Interstate 35
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14
Turn left onto Summitt Avenue
53 m · 8 sec · Summitt Avenue
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15
Continue on J M Lindsay Boulevard
12.1 mi · 14 min · J M Lindsay Boulevard
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16
Continue on Division Street
9.8 mi · 11 min · Division Street
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17
Arrive at your destination
0 m · 1 sec · Broad Street
Car Route Details
A richer read on the saved driving route between Plano and Saint Jo.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
South Stemmons Freeway
Continue straight
28.7 mi · 00h 29m
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.
Chance Showers And Thunderstorms leaving Plano and Chance Showers And Thunderstorms near Saint Jo.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Plano to Saint Jo?
The road trip is about 90.1 miles (145 km) and usually takes 01h 38m 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?
Sanger is a useful midpoint, sitting about 45 miles from Plano and 45 miles from Saint Jo.
How much longer is the road route than the straight-line distance?
The direct path is about 66.6 miles (107.2 km), while the road route adds roughly 23.5 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 3:12 PM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $12.02 one way or $24.03 round trip. Estimated CO2 is about 28.3 kg one way.
What should you check before leaving?
Before you leave, expect Chance Showers And Thunderstorms around Plano and Chance Showers And Thunderstorms near Saint Jo.
Stop Ideas Near Sanger
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 Sanger.
Gainesville
Fort Worth Central Station
Union Station
Dallas, TX
Flight Path Map
This map shows the direct air route between Plano and Saint Jo. Straight-line distance: 66.59 mi (107.17 km).
#1 Plano
The second most populous city in Texas and the center of the Dallas-Fort Worth metropolitan area.
| Population | 291,296 |
| Coordinates | 33.0198400, -96.6988900 |
| Altitude | 203 |
| Country | United States |
#2 Saint Jo
City in Montague County, Texas, United States
| Population | 1,032 |
| Coordinates | 33.6948300, -97.5225200 |
| Altitude | 348 |
| Country | United States |
End: Saint Jo (-97.52252, 33.69483)
Estimated Travel Time
Distance: 145 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 03h 00m |
| 40 mph (64.37 km/h) | 02h 15m |
| 50 mph (80.47 km/h) | 01h 48m |
| 60 mph (96.56 km/h) | 01h 30m |
| 70 mph (112.65 km/h) | 01h 17m |
| 80 mph (129 km/h) | 01h 07m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.78 | $12.02 | $24.03 |
| Mid-grade | $4.25 | $13.52 | $27.04 |
| Premium | $4.59 | $14.60 | $29.20 |
| Diesel | $3.99 | $12.70 | $25.40 |
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 · Apr 18, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.