How far is Royal Oak, MI from Ada, MI?

The driving distance from Royal Oak, MI to Ada, MI is about 139.1 miles (223.8 km), with a travel time of about 02h 36m by car.

  • The straight-line flight distance is about 123.2 miles (198.3 km).
  • For a round trip, plan for roughly 05h 13m 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
139.08 mi
02h 36m
Flight
123.24 mi
198.34 km direct

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

Learn Distance

Choose another destination from Royal Oak.

Flight Distance

Direct air line
123.24 mi
Kilometers
198.34 km
Flight Time
00h 14m

Driving Distance

Road route
139.08 mi
Kilometers
223.83 km
Drive Time
02h 36m

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 36m.

Arrival Snapshot
Arrive in Ada
Thu, Apr 16, 3:38 AM EDT
Return by in Royal Oak
Thu, Apr 16, 6:15 AM EDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Royal Oak
2026-04-16T01:01
Arrive Ada
Thu, Apr 16, 3:38 AM EDT
Route Timing
02h 36m
One way by road
Best Departure Window
8:00 AM to 10:00 AM EDT
Aim for a morning departure
Arrive between
10:37 AM to 12:37 PM EDT

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

Leave by
1:16 PM EDT
Keeps a same-day return open with about 03h 00m at the destination.
Back in Royal Oak
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
Okemos
MI

Census-designated place in Ingham County, Michigan

From Royal Oak
69.4 mi
01h 18m
To Ada
69.7 mi
01h 18m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
73°F
Thursday

Showers And Thunderstorms

Starts
Thu, Apr 16 6:00 AM EDT
Wind
8 to 12 mph SSW
Destination
69°F
Thursday

Showers And Thunderstorms Likely

Starts
Thu, Apr 16 6:00 AM EDT
Wind
6 to 10 mph SW

Driving Route Map

The map below follows the saved road route between Royal Oak and Ada.

Turn-by-Turn Driving Directions

Step-by-step road directions between Royal Oak and Ada.

  1. 1

    Start on the route

    38 m · 11 sec

  2. 2

    Turn right onto West 11 Mile Road

    53 m · 8 sec · West 11 Mile Road

  3. 3

    Turn right onto South Main Street

    1.6 km · 3 min · South Main Street

  4. 4

    Turn right onto West 10 Mile Road

    1448 ft · 37 sec · West 10 Mile Road

  5. 5

    Take the ramp straight toward I 696 West

    1745 ft · 43 sec

  6. 6

    Merge slight left onto Walter P Reuther Freeway

    16.1 mi · 17 min · Walter P Reuther Freeway

  7. 7

    Merge slight right

    17.9 mi · 19 min

  8. 8

    Keep slight left

    54.8 mi · 59 min

  9. 9

    Keep slight left to continue on I 96 West: Grand Rapids

    38.4 mi · 41 min

  10. 10

    Take the exit slight right toward M 50: Lowell

    1470 ft · 39 sec

  11. 11

    Turn right onto Alden Nash Avenue Southeast

    2201 ft · 41 sec · Alden Nash Avenue Southeast

  12. 12

    Turn left onto Cascade Road Southeast

    3 mi · 4 min · Cascade Road Southeast

  13. 13

    Turn right onto Snow Avenue Southeast

    2.4 mi · 3 min · Snow Avenue Southeast

  14. 14

    At the end of the road, turn left onto Grand River Drive Southeast

    3 mi · 4 min · Grand River Drive Southeast

  15. 15

    At the end of the road, turn right onto Buttrick Avenue Southeast

    2306 ft · 47 sec · Buttrick Avenue Southeast

  16. 16

    Turn right onto Thornapple River Drive Southeast

    2558 ft · 1 min · Thornapple River Drive Southeast

  17. 17

    Continue on Headley Street Southeast

    107 m · 19 sec · Headley Street Southeast

  18. 18

    Turn left onto Ada Drive Southeast

    690 ft · 23 sec · Ada Drive Southeast

  19. 19

    Arrive at your destination

    0 m · 1 sec · Ada Drive Southeast

Car Route Details

A richer read on the saved driving route between Royal Oak and Ada.

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
19 steps
10 turns on the saved route
Ramps & Exits
4
2 merges, 2 ramps or exits
Navigation Density
13.7 / 100 mi
Decision points by distance
Main Roads
Walter P Reuther Freeway
88.8 mi · 64%
I 96 West
38.4 mi · 28%
Grand River Drive Southeast
3 mi · 2%
Cascade Road Southeast
2.99 mi · 2%
Snow Avenue Southeast
2.41 mi · 2%
South Main Street
0.99 mi · 1%
Longest Stretch

Walter P Reuther Freeway

Keep slight left

54.8 mi · 00h 59m

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 36m
Day trip friendly
Same-Day Return
05h 14m
Round-trip wheel time
Road vs Air
+15.9 mi
123.2 mi direct line
Halfway Stop
Okemos
01h 18m from Royal Oak
Leave By
1:16 PM EDT
Morning start is best
Weather Watch

Showers And Thunderstorms leaving Royal Oak and Showers And Thunderstorms Likely near Ada.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Royal Oak to Ada?

The road trip is about 139.1 miles (223.8 km) and usually takes 02h 36m 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?

Okemos is a useful midpoint, sitting about 69.4 miles from Royal Oak and 69.7 miles from Ada.

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

The direct path is about 123.2 miles (198.3 km), while the road route adds roughly 15.9 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 1:16 PM EDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $18.52 one way or $37.03 round trip. Estimated CO2 is about 43.6 kg one way.

What should you check before leaving?

Before you leave, expect Showers And Thunderstorms around Royal Oak and Showers And Thunderstorms Likely near Ada.

Stop Ideas Near Okemos

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

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

RAIL

East Lansing station

5 mi away
1240 South Harrison Road
BUS

Owosso, MI

37 mi away
109 Comstock Street
RAIL

Durand Union Station

42 mi away
200 South Railroad St.
RAIL

Jackson station

53 mi away
501 E. Michigan Ave.

Flight Path Map

This map shows the direct air route between Royal Oak and Ada. Straight-line distance: 123.24 mi (198.34 km).

Royal Oak

#1 Royal Oak

The most populous city in Oakland County, Michigan.

Population58,963
Coordinates42.4894800, -83.1446500
Altitude202
CountryUnited States
Photo coming soon

#2 Ada

Township in Kent County, Michigan

Population14,892
Coordinates42.9542000, -85.4889100
Altitude195
CountryUnited States
Start: Royal Oak (-83.14465, 42.48948)
End: Ada (-85.48891, 42.9542)

Estimated Travel Time

Distance: 224 km by road

SpeedTime
30 mph (48.3 km/h)04h 38m
40 mph (64.37 km/h)03h 28m
50 mph (80.47 km/h)02h 46m
60 mph (96.56 km/h)02h 19m
70 mph (112.65 km/h)01h 59m
80 mph (129 km/h)01h 44m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
4.91 gal
18.58 L · about $18.52
Round trip
$37.03
9.82 gal · 37.16 L
Estimated CO2
43.6 kg one way
Round trip: 87.3 kg / 192 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.77 $18.52 $37.03
Mid-grade $4.25 $20.88 $41.76
Premium $4.65 $22.85 $45.70
Diesel $5.30 $26.04 $52.09

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 Michigan · Apr 16, 2026

There is no time difference between Royal Oak and Ada. The current time is 01:01:52.

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.