How far is Fairfax, OH from Dayton, OH?

The driving distance from Fairfax, OH to Dayton, OH is about 53.7 miles (86.5 km), with a travel time of about 00h 58m by car.

  • The straight-line flight distance is about 43.7 miles (70.4 km).
  • For a round trip, plan for roughly 01h 56m 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
53.72 mi
00h 58m
Flight
43.74 mi
70.39 km direct

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

Learn Distance

Choose another destination from Fairfax.

Flight Distance

Direct air line
43.74 mi
Kilometers
70.39 km
Flight Time
00h 05m

Driving Distance

Road route
53.72 mi
Kilometers
86.45 km
Drive Time
00h 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 00h 58m.

Arrival Snapshot
Arrive in Dayton
Wed, Apr 15, 2:20 AM EDT
Return by in Fairfax
Wed, Apr 15, 3:18 AM EDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Fairfax
2026-04-15T01:22
Arrive Dayton
Wed, Apr 15, 2:20 AM EDT
Route Timing
00h 58m
One way by road
Best Departure Window
8:00 AM to 10:00 AM EDT
Aim for a morning departure
Arrive between
8:58 AM to 10:58 AM EDT

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

Leave by
4:34 PM EDT
Keeps a same-day return open with about 03h 00m at the destination.
Back in Fairfax
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
Monroe
OH

City in Ohio, United States

From Fairfax
26.8 mi
00h 29m
To Dayton
27 mi
00h 29m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
85°F
Wednesday

Chance Showers And Thunderstorms

Starts
Wed, Apr 15 6:00 AM EDT
Wind
9 to 15 mph SW
Destination
86°F
Wednesday

Chance Showers And Thunderstorms

Starts
Wed, Apr 15 6:00 AM EDT
Wind
10 to 15 mph SW

Driving Route Map

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

Turn-by-Turn Driving Directions

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

  1. 1

    Start on Germania Street

    8 m · 5 sec · Germania Street

  2. 2

    Turn left onto Elder Street

    603 ft · 33 sec · Elder Street

  3. 3

    Turn left onto Watterson Road

    678 ft · 30 sec · Watterson Road

  4. 4

    Continue on Watterson Road

    593 ft · 26 sec · Watterson Road

  5. 5

    Continue on Watterson Street

    1020 ft · 50 sec · Watterson Street

  6. 6

    At the end of the road, turn left onto Bramble Avenue

    154 m · 18 sec · Bramble Avenue

  7. 7

    Turn right onto Whetsel Avenue

    3214 ft · 2 min · Whetsel Avenue

  8. 8

    Turn left onto Madison Road

    2420 ft · 1 min · Madison Road

  9. 9

    Turn right onto Medpace Way

    746 ft · 21 sec · Medpace Way

  10. 10

    Take the ramp slight right

    847 ft · 21 sec

  11. 11

    Merge slight left onto Red Bank Expressway

    2437 ft · 46 sec · Red Bank Expressway

  12. 12

    Keep slight right to continue on I 71 North: Columbus

    1921 ft · 47 sec

  13. 13

    Merge slight left onto Northeast Expressway

    6.9 mi · 8 min · Northeast Expressway

  14. 14

    Take the exit slight right toward I 275

    717 ft · 14 sec

  15. 15

    Keep slight left to continue on I 275 West

    1.3 mi · 2 min

  16. 16

    Merge slight left onto Circle Freeway

    4.7 mi · 5 min · Circle Freeway

  17. 17

    Take the exit slight right toward I 75 North: Dayton

    2954 ft · 1 min

  18. 18

    Merge slight left onto Mill Creek Expressway

    36.1 mi · 42 min · Mill Creek Expressway

  19. 19

    Take the exit slight right toward Second Street, Salem Avenue, 1st Street

    1728 ft · 43 sec

  20. 20

    Turn right onto West 1st Street

    1719 ft · 42 sec · West 1st Street

  21. 21

    Turn right onto North Ludlow Street

    1052 ft · 27 sec · North Ludlow Street

  22. 22

    Turn left onto West 3rd Street

    157 m · 13 sec · West 3rd Street

  23. 23

    Turn right onto South Main Street

    68 m · 6 sec · South Main Street

  24. 24

    Arrive at your destination

    0 m · 1 sec · South Main Street

Car Route Details

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

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
24 steps
10 turns on the saved route
Ramps & Exits
8
4 merges, 4 ramps or exits
Navigation Density
44.7 / 100 mi
Decision points by distance
Main Roads
Mill Creek Expressway
36.1 mi · 67%
Northeast Expressway
6.93 mi · 13%
Circle Freeway
4.72 mi · 9%
I 275 West
1.26 mi · 2%
Whetsel Avenue
0.61 mi · 1%
I 75 North
0.56 mi · 1%
Longest Stretch

Mill Creek Expressway

Merge slight left onto Mill Creek Expressway

36.1 mi · 00h 42m

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
00h 58m
Day trip friendly
Same-Day Return
01h 56m
Round-trip wheel time
Road vs Air
+10 mi
43.7 mi direct line
Halfway Stop
Monroe
00h 29m from Fairfax
Leave By
4:34 PM EDT
Morning start is best
Weather Watch

Chance Showers And Thunderstorms leaving Fairfax and Chance Showers And Thunderstorms near Dayton.

Trip Questions

Direct answers travelers usually want before committing to the drive.

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

The road trip is about 53.7 miles (86.5 km) and usually takes 00h 58m 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?

Monroe is a useful midpoint, sitting about 26.8 miles from Fairfax and 27 miles from Dayton.

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

The direct path is about 43.7 miles (70.4 km), while the road route adds roughly 10 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 4:34 PM EDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $7.04 one way or $14.08 round trip. Estimated CO2 is about 16.9 kg one way.

What should you check before leaving?

Before you leave, expect Chance Showers And Thunderstorms around Fairfax and Chance Showers And Thunderstorms near Dayton.

Stop Ideas Near Monroe

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 Monroe and the surrounding midpoint area.
Stop photo coming soon
Scenic stop 14.4 mi away

Wyoming City Hall

Wyoming , OH
800 Oak Ave, Wyoming, OH 45215
Rating 4.0/5 8 reviews Park
Robert Sonny Hill Jr Community Center
Meeting point 6.2 mi away

Robert Sonny Hill Jr Community Center

Middletown , OH
800 Lafayette Ave, Middletown, OH 45044
Rating 4.3/5 11 reviews City Hall
Lebanon Taxation Department
Nearby stop 7.5 mi away

Lebanon Taxation Department

Lebanon , OH
50 S Broadway St, Lebanon, OH 45036
Rating 5.0/5 3 reviews City tax office

Transit and Meeting Points

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

BUS

Cincinnati, OH

39 mi away
1005 Gilbert Avenue
RAIL

Cincinnati Museum Center at Union Terminal

40 mi away
1301 Western Ave.
RAIL

Connersville station

70 mi away
1012 Eastern Avenue
RAIL

Maysville

101 mi away
West Front St & Rosemary Clooney St

Flight Path Map

This map shows the direct air route between Fairfax and Dayton. Straight-line distance: 43.74 mi (70.39 km).

Fairfax

#1 Fairfax

Village in Ohio, United States

Population1,701
Coordinates39.1453400, -84.3932700
Altitude172
CountryUnited States
Dayton

#2 Dayton

The ninth most populous city in Ohio.

Population139,907
Coordinates39.7589500, -84.1916100
Altitude225
CountryUnited States
Start: Germania Street (-84.393304, 39.145323)
End: South Main Street (-84.191655, 39.758942)

Estimated Travel Time

Distance: 86 km by road

SpeedTime
30 mph (48.3 km/h)01h 47m
40 mph (64.37 km/h)01h 20m
50 mph (80.47 km/h)01h 04m
60 mph (96.56 km/h)00h 53m
70 mph (112.65 km/h)00h 46m
80 mph (129 km/h)00h 40m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
1.9 gal
7.18 L · about $7.04
Round trip
$14.08
3.8 gal · 14.36 L
Estimated CO2
16.9 kg one way
Round trip: 33.8 kg / 75 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.71 $7.04 $14.08
Mid-grade $4.24 $8.06 $16.12
Premium $4.79 $9.10 $18.20
Diesel $4.30 $8.18 $16.36

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 · Apr 15, 2026

There is no time difference between Fairfax and Dayton. The current time is 01:22:05.

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.