How far is Kirby, TX from McKinney, TX?

The driving distance from Kirby, TX to McKinney, TX is about 317.5 miles (510.9 km), with a travel time of about 04h 58m by car.

  • The straight-line flight distance is about 278.4 miles (448 km).
  • For a round trip, plan for roughly 09h 56m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 6:00 AM to 8:00 AM CDT.
Trip Tools

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.

Reverse Route
Quick Snapshot
Road
317.46 mi
04h 58m
Flight
278.36 mi
447.97 km direct

This drive is better planned with a longer stop or an overnight stay.

Learn Distance

Choose another destination from Kirby.

Flight Distance

Direct air line
278.36 mi
Kilometers
447.97 km
Flight Time
00h 33m

Driving Distance

Road route
317.46 mi
Kilometers
510.9 km
Drive Time
04h 58m

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 58m.

Arrival Snapshot
Arrive in McKinney
Thu, Apr 23, 5:15 AM CDT
Return by in Kirby
Thu, Apr 23, 10:13 AM CDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Kirby
2026-04-23T00:16
Arrive McKinney
Thu, Apr 23, 5:15 AM CDT
Route Timing
04h 58m
One way by road
Best Departure Window
6:00 AM to 8:00 AM CDT
Leave early for more breathing room
Arrive between
10:58 AM to 12:58 PM CDT

An early departure helps you fit a real stop into the day without turning the return into a late-night drive.

Leave by
7:04 AM CDT
Keeps a same-day return open with about 04h 00m at the destination.
Back in Kirby
9:00 PM CDT
Early departure recommended

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.

Mid-route stop
Troy
TX

City in Bell County, Texas

From Kirby
150.7 mi
02h 29m
To McKinney
166.8 mi
02h 29m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
85°F
Thursday

Mostly Cloudy

Starts
Thu, Apr 23 6:00 AM CDT
Wind
5 to 10 mph SSE
Destination
80°F
Thursday

Mostly Cloudy

Starts
Thu, Apr 23 6:00 AM CDT
Wind
15 to 20 mph S

Driving Route Map

The map below follows the saved road route between Kirby and McKinney.

Turn-by-Turn Driving Directions

Step-by-step road directions between Kirby and McKinney.

  1. 1

    Start on Redding Drive

    141 m · 26 sec · Redding Drive

  2. 2

    Turn left onto Autumn Lane

    981 ft · 45 sec · Autumn Lane

  3. 3

    Turn right onto Crown Lane

    773 ft · 39 sec · Crown Lane

  4. 4

    Turn left onto Crest Lane

    656 ft · 31 sec · Crest Lane

  5. 5

    Turn right onto Binz-Engleman Road

    1.2 km · 2 min · Binz-Engleman Road

  6. 6

    Turn left onto Springfield Road

    856 ft · 39 sec · Springfield Road

  7. 7

    Turn right onto Wehman Drive

    1027 ft · 47 sec · Wehman Drive

  8. 8

    Take the ramp slight right toward I 410 North

    643 ft · 16 sec

  9. 9

    Merge slight left onto Connally Loop

    1.4 mi · 2 min · Connally Loop

  10. 10

    Merge slight left onto North Pan Am Expressway

    2.8 mi · 3 min · North Pan Am Expressway

  11. 11

    Keep slight left to continue on North Pan Am Expressway

    7.4 mi · 8 min · North Pan Am Expressway

  12. 12

    Continue on Purple Heart Trail

    11.9 mi · 13 min · Purple Heart Trail

  13. 13

    Continue on Interstate Highway 35

    1.9 mi · 2 min · Interstate Highway 35

  14. 14

    Continue on Purple Heart Trail

    47.8 mi · 52 min · Purple Heart Trail

  15. 15

    Keep slight right to continue on Purple Heart Trail

    95.6 mi · 1 hr 40 min · Purple Heart Trail

  16. 16

    Continue on South Jack Kultgen Expressway

    6.6 mi · 8 min · South Jack Kultgen Expressway

  17. 17

    Continue on Purple Heart Trail

    33 mi · 33 min · Purple Heart Trail

  18. 18

    Keep slight right to continue on I 35E: Dallas

    56.2 mi · 58 min

  19. 19

    Take the exit slight right toward I 30 East: Texarkana, Riverfront Boulevard, Griffin Street

    2094 ft · 42 sec

  20. 20

    Keep slight left to continue on I 35E North, I 30 West: Denton, Fort Worth, Texarkana

    129 m · 6 sec

  21. 21

    Keep slight right to continue on I 30 East: Texarkana, Convention Center

    2206 ft · 33 sec

  22. 22

    Keep slight left to continue on I 30 East: Texarkana

    117 m · 6 sec

  23. 23

    Continue on East R L Thornton Freeway

    1.2 km · 1 min · East R L Thornton Freeway

  24. 24

    Take the exit slight right toward I 45, US 75: Houston, McKinney

    2421 ft · 46 sec

  25. 25

    Keep slight left to continue on US 75 North: McKinney

    2512 ft · 1 min

  26. 26

    Keep slight right to continue on US 75 North: McKinney, Bryan Street East

    1697 ft · 27 sec

  27. 27

    Merge slight left onto Julius Schepps Freeway

    1.2 km · 49 sec · Julius Schepps Freeway

  28. 28

    Continue on North Central Expressway

    26.6 mi · 29 min · North Central Expressway

  29. 29

    Take the exit slight right toward SRT South, TX 5: Sam Rayburn Tollway

    1776 ft · 22 sec

  30. 30

    Keep slight right

    1.2 km · 1 min

  31. 31

    Merge slight left

    1.5 km · 1 min

  32. 32

    Continue on South McDonald Street

    1.6 km · 2 min · South McDonald Street

  33. 33

    Turn slight left

    86 m · 10 sec

  34. 34

    Continue on South Tennessee Street

    1.1 mi · 3 min · South Tennessee Street

  35. 35

    Arrive at your destination

    0 m · 1 sec · North Tennessee Street

Car Route Details

A richer read on the saved driving route between Kirby and McKinney.

OSRM road route
Drive Character

Long-distance drive

This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.

Directions
35 steps
7 turns on the saved route
Ramps & Exits
8
4 merges, 4 ramps or exits
Navigation Density
11 / 100 mi
Decision points by distance
Main Roads
Purple Heart Trail
188 mi · 59%
I 35E
56.2 mi · 18%
North Central Expressway
26.6 mi · 8%
North Pan Am Expressway
10.2 mi · 3%
South Jack Kultgen Expressway
6.63 mi · 2%
SRT South
1.96 mi · 1%
Longest Stretch

Purple Heart Trail

Keep slight right to continue on Purple Heart Trail

95.6 mi · 01h 40m

Route Summary

A quick read on whether this route feels easy, ambitious, or worth planning around.

Trip Read

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.

Drive Time
04h 58m
Long day trip
Same-Day Return
09h 56m
Round-trip wheel time
Road vs Air
+39.1 mi
278.4 mi direct line
Halfway Stop
Troy
02h 29m from Kirby
Leave By
7:04 AM CDT
Early departure recommended
Weather Watch

Mostly Cloudy leaving Kirby and Mostly Cloudy near McKinney.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Kirby to McKinney?

The road trip is about 317.5 miles (510.9 km) and usually takes 04h 58m 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?

Troy is a useful midpoint, sitting about 150.7 miles from Kirby and 166.8 miles from McKinney.

How much longer is the road route than the straight-line distance?

The direct path is about 278.4 miles (448 km), while the road route adds roughly 39.1 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 7:04 AM CDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $42.32 one way or $84.65 round trip. Estimated CO2 is about 99.5 kg one way.

What should you check before leaving?

Before you leave, expect Mostly Cloudy around Kirby and Mostly Cloudy near McKinney.

Stop Ideas Near Troy

Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.

Mid-route Guidance
Local place coverage is thin around Troy, so nearby transit and meeting points are shown instead.
Reviewed stop coverage is still thin around this midpoint, so practical transit waypoints are shown on the right.

Transit and Meeting Points

Useful pickup, handoff, or rendezvous points close to Troy.

RAIL

Temple

13 mi away
315 West Ave B
RAIL

McGregor

27 mi away
1 Amtrak Blvd.
BUS

Killeen, Texas

42 mi away
200 East Avenue C
BUS

Waco, TX

42 mi away
301 South 8th Street

Flight Path Map

This map shows the direct air route between Kirby and McKinney. Straight-line distance: 278.36 mi (447.97 km).

Kirby

#1 Kirby

City in Bexar County, Texas, United States

Population8,719
Coordinates29.4632900, -98.3855700
Altitude209
CountryUnited States
McKinney

#2 McKinney

The third most populous city in Collin County, Texas.

Population208,272
Coordinates33.1976200, -96.6152700
Altitude192
CountryUnited States
Start: Redding Drive (-98.385558, 29.463241)
End: North Tennessee Street (-96.61506, 33.19762)

Estimated Travel Time

Distance: 511 km by road

SpeedTime
30 mph (48.3 km/h)10h 34m
40 mph (64.37 km/h)07h 56m
50 mph (80.47 km/h)06h 20m
60 mph (96.56 km/h)05h 17m
70 mph (112.65 km/h)04h 32m
80 mph (129 km/h)03h 57m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
11.2 gal
42.4 L · about $42.32
Round trip
$84.65
22.4 gal · 84.8 L
Estimated CO2
99.5 kg one way
Round trip: 199.1 kg / 439 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.78 $42.32 $84.65
Mid-grade $4.25 $47.62 $95.24
Premium $4.59 $51.42 $102.84
Diesel $3.99 $44.72 $89.44

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 23, 2026

There is no time difference between Kirby and McKinney. The current time is 00:16:53.

Distance to Other Cities

Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.

How did we calculate? Place names are translated into coordinates. The Haversine formula calculates straight-line distance; driving distance uses road network data.