How far is Northwest, OH from Dayton, OH?

The driving distance from Northwest, OH to Dayton, OH is about 163.4 miles (262.9 km), with a travel time of about 03h 03m by car.

  • The straight-line flight distance is about 136.5 miles (219.7 km).
  • For a round trip, plan for roughly 06h 06m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 6:00 AM to 8:00 AM EDT.
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
163.35 mi
03h 03m
Flight
136.52 mi
219.71 km direct

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

Learn Distance

Choose another destination from Northwest.

Flight Distance

Direct air line
136.52 mi
Kilometers
219.71 km
Flight Time
00h 16m

Driving Distance

Road route
163.35 mi
Kilometers
262.88 km
Drive Time
03h 03m

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 03h 03m.

Arrival Snapshot
Arrive in Dayton
Mon, Jun 1, 5:27 PM EDT
Return by in Northwest
Mon, Jun 1, 8:30 PM EDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Northwest
2026-06-01T14:23
Arrive Dayton
Mon, Jun 1, 5:27 PM EDT
Route Timing
03h 03m
One way by road
Best Departure Window
6:00 AM to 8:00 AM EDT
Leave early for more breathing room
Arrive between
9:03 AM to 11:03 AM EDT

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

Leave by
10:54 AM EDT
Keeps a same-day return open with about 04h 00m at the destination.
Back in Northwest
9:00 PM EDT
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
Ohio City
OH

Village in Van Wert County, Ohio

From Northwest
79.8 mi
01h 31m
To Dayton
83.5 mi
01h 31m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
77°F
Monday

Partly Sunny

Starts
Mon, Jun 1 6:00 AM EDT
Wind
0 to 5 mph N
Destination
73°F
This Afternoon

Chance Rain Showers

Starts
Mon, Jun 1 1:00 PM EDT
Wind
6 mph NE

Driving Route Map

The map below follows the saved road route between Northwest and Dayton.

Turn-by-Turn Driving Directions

Step-by-step road directions between Northwest and Dayton.

  1. 1

    Start on the route

    77 m · 24 sec

  2. 2

    At the end of the road, turn left onto County Road 4.75

    555 ft · 21 sec · County Road 4.75

  3. 3

    Turn left onto County Road S

    1.2 km · 2 min · County Road S

  4. 4

    Turn left

    4 mi · 6 min

  5. 5

    Turn right

    1 mi · 2 min

  6. 6

    Turn left

    2343 ft · 54 sec

  7. 7

    Take the ramp left toward I 90 East: Toledo

    1869 ft · 46 sec

  8. 8

    Merge slight left onto Ohio Turnpike

    10.7 mi · 12 min · Ohio Turnpike

  9. 9

    Take the exit slight right toward SR 15

    2355 ft · 1 min

  10. 10

    Keep slight left

    2045 ft · 50 sec

  11. 11

    Turn straight

    11.7 mi · 16 min

  12. 12

    Continue straight

    1.3 km · 1 min

  13. 13

    Turn slight right

    14.4 mi · 22 min

  14. 14

    Turn left

    6.5 mi · 10 min

  15. 15

    Turn left onto East Perry Street

    16.6 mi · 23 min · East Perry Street

  16. 16

    Enter the roundabout and take exit 1 toward the route

    4 m · 1 sec

  17. 17

    Exit the roundabout

    16.4 mi · 25 min

  18. 18

    Continue straight

    42.2 mi · 53 min

  19. 19

    Take the exit slight right

    1236 ft · 41 sec

  20. 20

    Turn left

    21.8 mi · 25 min

  21. 21

    Keep slight right to continue on SR 49 South: Clayton, Trotwood

    10 mi · 15 min

  22. 22

    Continue on West 1st Street

    116 m · 7 sec · West 1st Street

  23. 23

    Continue on West 1st Street

    11 m · 1 sec · West 1st Street

  24. 24

    Continue on West 1st Street

    2425 ft · 58 sec · West 1st Street

  25. 25

    Turn right onto North Ludlow Street

    1052 ft · 27 sec · North Ludlow Street

  26. 26

    Turn left onto West 3rd Street

    157 m · 13 sec · West 3rd Street

  27. 27

    Turn right onto South Main Street

    68 m · 6 sec · South Main Street

  28. 28

    Arrive at your destination

    0 m · 1 sec · South Main Street

Car Route Details

A richer read on the saved driving route between Northwest and Dayton.

OSRM road route
Drive Character

Interchange-aware route

The drive includes several ramps, exits, or merges, so checking the next few maneuvers before busy interchanges is useful.

Directions
28 steps
16 turns on the saved route
Ramps & Exits
6
1 merges, 5 ramps or exits
Navigation Density
17.1 / 100 mi
Decision points by distance
Main Roads
East Perry Street
75.4 mi · 46%
Ohio Turnpike
10.7 mi · 7%
SR 49 South
9.96 mi · 6%
SR 15
1.63 mi · 1%
County Road S
0.75 mi
West 1st Street
0.54 mi
Longest Stretch

East Perry Street

Continue straight

42.2 mi · 00h 53m

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
03h 03m
Long day trip
Same-Day Return
06h 06m
Round-trip wheel time
Road vs Air
+26.9 mi
136.5 mi direct line
Halfway Stop
Ohio City
01h 31m from Northwest
Leave By
10:54 AM EDT
Early departure recommended
Weather Watch

Partly Sunny leaving Northwest and Chance Rain Showers near Dayton.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Northwest to Dayton?

The road trip is about 163.4 miles (262.9 km) and usually takes 03h 03m 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?

Ohio City is a useful midpoint, sitting about 79.8 miles from Northwest and 83.5 miles from Dayton.

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

The direct path is about 136.5 miles (219.7 km), while the road route adds roughly 26.9 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 EDT. If you want a more comfortable same-day return, try to leave by 10:54 AM EDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $21.34 one way or $42.68 round trip. Estimated CO2 is about 51.2 kg one way.

What should you check before leaving?

Before you leave, expect Partly Sunny around Northwest and Chance Rain Showers near Dayton.

Stop Ideas Near Ohio City

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

Mid-route Guidance
Local place coverage is thin around Ohio City, 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 Ohio City.

RAIL

Bryan

79 mi away
Page and Lynn Street
RAIL

Waterloo

81 mi away
Lincoln and Center Street

Flight Path Map

This map shows the direct air route between Northwest and Dayton. Straight-line distance: 136.52 mi (219.71 km).

Northwest

#1 Northwest

Township in Williams County, Ohio

Population1,204
Coordinates41.6917200, -84.7332900
Altitude294
CountryUnited States
Dayton

#2 Dayton

The ninth most populous city in Ohio.

Population139,907
Coordinates39.7589500, -84.1916100
Altitude225
CountryUnited States
Start: (-84.733534, 41.691727)
End: South Main Street (-84.191655, 39.758942)

Estimated Travel Time

Distance: 263 km by road

SpeedTime
30 mph (48.3 km/h)05h 26m
40 mph (64.37 km/h)04h 05m
50 mph (80.47 km/h)03h 16m
60 mph (96.56 km/h)02h 43m
70 mph (112.65 km/h)02h 20m
80 mph (129 km/h)02h 02m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
5.76 gal
21.82 L · about $21.34
Round trip
$42.68
11.52 gal · 43.64 L
Estimated CO2
51.2 kg one way
Round trip: 102.4 kg / 226 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.71 $21.34 $42.68
Mid-grade $4.24 $24.43 $48.87
Premium $4.79 $27.59 $55.18
Diesel $4.30 $24.79 $49.58

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 Ohio · Jun 01, 2026

There is no time difference between Northwest and Dayton. The current time is 14:23:53.

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.