How far is Seabrook, TX from McKinney, TX?
The driving distance from Seabrook, TX to McKinney, TX is about 302 miles (486.1 km), with a travel time of about 04h 31m by car.
- The straight-line flight distance is about 268 miles (431.3 km).
- For a round trip, plan for roughly 09h 03m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 8:00 AM CDT.
Reverse, save, or send this route
This drive is better planned with a longer stop or an overnight stay. Copy the route link, send it to another device, or print a clean version before you head out.
This drive is better planned with a longer stop or an overnight stay.
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 04h 31m.
An early departure helps you fit a real stop into the day without turning the return into a late-night drive.
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, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Driving Route Map
The map below follows the saved road route between Seabrook and McKinney.
Turn-by-Turn Driving Directions
Step-by-step road directions between Seabrook and McKinney.
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1
Start on the route
33 m · 10 sec
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2
At the end of the road, turn right onto Anders Avenue
37 m · 10 sec · Anders Avenue
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3
Turn right onto Main Street
30 m · 5 sec · Main Street
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4
Continue on East NASA Parkway
5.3 mi · 9 min · East NASA Parkway
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5
Continue on NASA Bypass
2300 ft · 33 sec · NASA Bypass
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6
Take the exit slight right toward Sarah Deel Drive, NASA Parkway
656 ft · 16 sec
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7
Turn straight onto East NASA Parkway
1 km · 1 min · East NASA Parkway
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8
Continue on NASA Parkway
1.5 km · 2 min · NASA Parkway
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9
Turn slight right
52 m · 6 sec
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10
Turn slight right onto Gulf Freeway Frontage Road
2964 ft · 59 sec · Gulf Freeway Frontage Road
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11
Take the ramp slight left toward I 45 North
1158 ft · 28 sec
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12
Merge slight left onto Gulf Freeway
22.5 mi · 26 min · Gulf Freeway
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13
Continue on North Freeway
237.4 mi · 4 hr 9 min · North Freeway
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14
Continue on North Central Expressway
26.6 mi · 29 min · North Central Expressway
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15
Take the exit slight right toward SRT South, TX 5: Sam Rayburn Tollway
1776 ft · 22 sec
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16
Keep slight right
1.2 km · 1 min
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17
Merge slight left
1.5 km · 1 min
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18
Continue on South McDonald Street
1.6 km · 2 min · South McDonald Street
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19
Turn slight left
86 m · 10 sec
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20
Continue on South Tennessee Street
1.1 mi · 3 min · South Tennessee Street
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21
Arrive at your destination
0 m · 1 sec · North Tennessee Street
Car Route Details
A richer read on the saved driving route between Seabrook and McKinney.
Long-distance drive
This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.
North Freeway
Continue on North Freeway
237 mi · 04h 09m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A longer out-and-back drive
This is still possible in one day, but it becomes a long driving day. Leaving early and planning your stop window matters more here.
Clear leaving Seabrook and Sunny near McKinney.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Seabrook to McKinney?
The road trip is about 302 miles (486.1 km) and usually takes 04h 31m in normal driving conditions.
Is this a same-day trip or an overnight route?
This is still possible in one day, but it becomes a long driving day. Leaving early and planning your stop window matters more here.
What is the halfway point on this route?
Jewett is a useful midpoint, sitting about 149.8 miles from Seabrook and 152.2 miles from McKinney.
How much longer is the road route than the straight-line distance?
The direct path is about 268 miles (431.3 km), while the road route adds roughly 34 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 6:00 AM to 8:00 AM CDT. If you want a more comfortable same-day return, try to leave by 7:56 AM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $40.28 one way or $80.57 round trip. Estimated CO2 is about 94.7 kg one way.
What should you check before leaving?
Before you leave, expect Clear around Seabrook and Sunny near McKinney.
Stop Ideas Near Jewett
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 Jewett.
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Flight Path Map
This map shows the direct air route between Seabrook and McKinney. Straight-line distance: 267.98 mi (431.27 km).
#1 Seabrook
City in Texas, United States
| Population | 13,879 |
| Coordinates | 29.5641200, -95.0254800 |
| Altitude | 3 |
| Country | United States |
#2 McKinney
The third most populous city in Collin County, Texas.
| Population | 208,272 |
| Coordinates | 33.1976200, -96.6152700 |
| Altitude | 192 |
| Country | United States |
End: North Tennessee Street (-96.61506, 33.19762)
Estimated Travel Time
Distance: 486 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 10h 03m |
| 40 mph (64.37 km/h) | 07h 33m |
| 50 mph (80.47 km/h) | 06h 02m |
| 60 mph (96.56 km/h) | 05h 02m |
| 70 mph (112.65 km/h) | 04h 18m |
| 80 mph (129 km/h) | 03h 46m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.78 | $40.28 | $80.57 |
| Mid-grade | $4.25 | $45.33 | $90.65 |
| Premium | $4.59 | $48.94 | $97.88 |
| Diesel | $3.99 | $42.57 | $85.13 |
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 03, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.