How far is Ottawa, OH from Hamilton, OH?

The driving distance from Ottawa, OH to Hamilton, OH is about 137 miles (220.4 km), with a travel time of about 02h 17m by car.

  • The straight-line flight distance is about 115.1 miles (185.3 km).
  • For a round trip, plan for roughly 04h 35m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 8:00 AM to 10:00 AM EDT.
Trip Tools

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.

Reverse Route
Quick Snapshot
Road
136.94 mi
02h 17m
Flight
115.15 mi
185.32 km direct

This route works well as a day trip with time at the destination.

Learn Distance

Choose another destination from Ottawa.

Flight Distance

Direct air line
115.15 mi
Kilometers
185.32 km
Flight Time
00h 13m

Driving Distance

Road route
136.94 mi
Kilometers
220.38 km
Drive Time
02h 17m

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 17m.

Arrival Snapshot
Arrive in Hamilton
Tue, Jun 2, 5:40 PM EDT
Return by in Ottawa
Tue, Jun 2, 7:58 PM EDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Ottawa
2026-06-02T15:22
Arrive Hamilton
Tue, Jun 2, 5:40 PM EDT
Route Timing
02h 17m
One way by road
Best Departure Window
8:00 AM to 10:00 AM EDT
Aim for a morning departure
Arrive between
10:18 AM to 12:18 PM EDT

A morning start gives you useful time at the destination and keeps the return out of the late evening.

Leave by
1:54 PM EDT
Keeps a same-day return open with about 03h 00m at the destination.
Back in Ottawa
9:30 PM EDT
Morning start is best

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
Piqua
OH

City in Ohio

From Ottawa
64.6 mi
01h 08m
To Hamilton
72.4 mi
01h 08m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
76°F
Tuesday

Sunny

Starts
Tue, Jun 2 6:00 AM EDT
Wind
10 to 20 mph NE
Destination
76°F
This Afternoon

Sunny

Starts
Tue, Jun 2 1:00 PM EDT
Wind
13 mph NE

Driving Route Map

The map below follows the saved road route between Ottawa and Hamilton.

Turn-by-Turn Driving Directions

Step-by-step road directions between Ottawa and Hamilton.

  1. 1

    Start on North Oak Street

    6 m · 5 sec · North Oak Street

  2. 2

    Turn right onto East Main Street

    844 ft · 26 sec · East Main Street

  3. 3

    Turn left onto South Elm Street

    13.2 mi · 18 min · South Elm Street

  4. 4

    Continue on North Perrysburg Road

    816 ft · 14 sec · North Perrysburg Road

  5. 5

    Continue on Ottawa Road - South Perrysburg Road

    2.5 mi · 4 min · Ottawa Road - South Perrysburg Road

  6. 6

    Continue on North West Street

    3.2 mi · 5 min · North West Street

  7. 7

    Turn left onto West Grand Avenue

    145 m · 10 sec · West Grand Avenue

  8. 8

    Turn right onto North Elizabeth Street

    2531 ft · 47 sec · North Elizabeth Street

  9. 9

    Turn right onto West Wayne Street

    84 m · 10 sec · West Wayne Street

  10. 10

    Turn left onto North West Street

    2451 ft · 49 sec · North West Street

  11. 11

    Turn right onto West Elm Street

    1529 ft · 31 sec · West Elm Street

  12. 12

    Turn left onto South Metcalf Street

    1.5 mi · 3 min · South Metcalf Street

  13. 13

    Continue on South Dixie Highway

    2.1 mi · 4 min · South Dixie Highway

  14. 14

    Turn left onto West Breese Road

    1135 ft · 36 sec · West Breese Road

  15. 15

    Take the ramp right toward I 75 South: Dayton

    1279 ft · 31 sec

  16. 16

    Merge slight left

    65.5 mi · 1 hr 12 min

  17. 17

    Merge slight left

    25.2 mi · 30 min

  18. 18

    Take the exit slight right toward SR 63: Monroe, Lebanon

    1403 ft · 34 sec

  19. 19

    Keep slight right to continue on SR 63 West: Monroe

    700 ft · 17 sec

  20. 20

    Turn straight onto Hamilton Lebanon Road East

    4.5 mi · 8 min · Hamilton Lebanon Road East

  21. 21

    Keep slight right to continue on SR 4 North: Middletown

    872 ft · 24 sec

  22. 22

    Keep slight left

    80 m · 7 sec

  23. 23

    Turn left onto Hamilton Middletown Road

    6.5 mi · 8 min · Hamilton Middletown Road

  24. 24

    Continue on Fairgrove Avenue

    3235 ft · 44 sec · Fairgrove Avenue

  25. 25

    Continue on North Erie Boulevard

    3253 ft · 51 sec · North Erie Boulevard

  26. 26

    Turn right onto High Street

    1.2 km · 1 min · High Street

  27. 27

    Continue on High Street

    69 m · 15 sec · High Street

  28. 28

    Arrive at your destination

    0 m · 1 sec · High Street

Car Route Details

A richer read on the saved driving route between Ottawa and Hamilton.

OSRM road route
Drive Character

Highway-focused drive

Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.

Directions
28 steps
12 turns on the saved route
Ramps & Exits
4
2 merges, 2 ramps or exits
Navigation Density
20.5 / 100 mi
Decision points by distance
Main Roads
I 75 South
90.9 mi · 66%
South Elm Street
13.2 mi · 10%
Hamilton Middletown Road
6.5 mi · 5%
Hamilton Lebanon Road East
4.47 mi · 3%
North West Street
3.68 mi · 3%
Ottawa Road - South Perrysburg Road
2.5 mi · 2%
Longest Stretch

I 75 South

Merge slight left

65.5 mi · 01h 12m

Route Summary

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

Trip Read

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.

Drive Time
02h 17m
Day trip friendly
Same-Day Return
04h 36m
Round-trip wheel time
Road vs Air
+21.9 mi
115.1 mi direct line
Halfway Stop
Piqua
01h 08m from Ottawa
Leave By
1:54 PM EDT
Morning start is best
Weather Watch

Sunny leaving Ottawa and Sunny near Hamilton.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Ottawa to Hamilton?

The road trip is about 137 miles (220.4 km) and usually takes 02h 17m 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?

Piqua is a useful midpoint, sitting about 64.6 miles from Ottawa and 72.4 miles from Hamilton.

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

The direct path is about 115.1 miles (185.3 km), while the road route adds roughly 21.9 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 8:00 AM to 10:00 AM EDT. If you want a more comfortable same-day return, try to leave by 1:54 PM EDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $17.90 one way or $35.79 round trip. Estimated CO2 is about 42.9 kg one way.

What should you check before leaving?

Before you leave, expect Sunny around Ottawa and Sunny near Hamilton.

Stop Ideas Near Piqua

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

Mid-route Guidance
These suggestions come from reviewed places and nearby services around Piqua and the surrounding midpoint area.
B & D Pizza & Subs
Food stop 14.8 mi away

B & D Pizza & Subs

Gettysburg , OH
130 E Main St, Gettysburg, OH 45328, United States
Rating 4.8/5 38 reviews Pizza restaurant,Italian restaurant
Tecumseh Trail Gettysburg, OH
Scenic stop 14.9 mi away

Tecumseh Trail Gettysburg, OH

Bradford , OH
Ohio to Indiana Trail, Bradford, OH 45308, United States
Rating 5.0/5 1 reviews Tourist attraction,Museum
Tipp City Hall
Meeting point 11.8 mi away

Tipp City Hall

Tipp City , OH
260 S Garber Dr, Tipp City, OH 45371
Rating 4.5/5 2 reviews City Hall
Lazy R Campground
Nearby stop 14.1 mi away

Lazy R Campground

Bradford , OH
8714 Old US Rte 36, Bradford, OH 45308, United States
Rating 4.3/5 66 reviews Campground

Transit and Meeting Points

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

RAIL

Connersville station

94 mi away
1012 Eastern Avenue
BUS

Columbus, OH

108 mi away
111 East Town Street
BUS

Cincinnati, OH

117 mi away
1005 Gilbert Avenue
RAIL

Cincinnati Museum Center at Union Terminal

119 mi away
1301 Western Ave.

Flight Path Map

This map shows the direct air route between Ottawa and Hamilton. Straight-line distance: 115.15 mi (185.32 km).

Ottawa

#1 Ottawa

Village in Ohio

Population4,323
Coordinates41.0192200, -84.0471700
Altitude222
CountryUnited States
Hamilton

#2 Hamilton

The most populous city in Butler County, Ohio.

Population62,148
Coordinates39.3995000, -84.5613400
Altitude181
CountryUnited States
Start: North Oak Street (-84.047182, 41.01925)
End: High Street (-84.56131, 39.399555)

Estimated Travel Time

Distance: 220 km by road

SpeedTime
30 mph (48.3 km/h)04h 33m
40 mph (64.37 km/h)03h 25m
50 mph (80.47 km/h)02h 44m
60 mph (96.56 km/h)02h 16m
70 mph (112.65 km/h)01h 57m
80 mph (129 km/h)01h 42m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
4.83 gal
18.29 L · about $17.90
Round trip
$35.79
9.66 gal · 36.58 L
Estimated CO2
42.9 kg one way
Round trip: 85.8 kg / 189 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.71 $17.90 $35.79
Mid-grade $4.24 $20.49 $40.98
Premium $4.79 $23.14 $46.27
Diesel $4.30 $20.79 $41.58

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 02, 2026

There is no time difference between Ottawa and Hamilton. The current time is 15:22:41.

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.