How far is Ottawa, IL from Des Plaines, IL?

The driving distance from Ottawa, IL to Des Plaines, IL is about 86 miles (138.4 km), with a travel time of about 01h 31m by car.

  • The straight-line flight distance is about 68.6 miles (110.4 km).
  • For a round trip, plan for roughly 03h 02m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 8:00 AM to 10:00 AM CDT.
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
85.98 mi
01h 31m
Flight
68.61 mi
110.42 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
68.61 mi
Kilometers
110.42 km
Flight Time
00h 08m

Driving Distance

Road route
85.98 mi
Kilometers
138.37 km
Drive Time
01h 31m

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 01h 31m.

Arrival Snapshot
Arrive in Des Plaines
Thu, Apr 23, 1:56 AM CDT
Return by in Ottawa
Thu, Apr 23, 3:27 AM CDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Ottawa
2026-04-23T00:24
Arrive Des Plaines
Thu, Apr 23, 1:56 AM CDT
Route Timing
01h 31m
One way by road
Best Departure Window
8:00 AM to 10:00 AM CDT
Aim for a morning departure
Arrive between
9:31 AM to 11:31 AM CDT

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

Leave by
3:28 PM CDT
Keeps a same-day return open with about 03h 00m at the destination.
Back in Ottawa
9:30 PM CDT
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
Crystal Lawns
IL

Census designated place

From Ottawa
42.9 mi
00h 45m
To Des Plaines
43.1 mi
00h 45m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
81°F
Thursday

Mostly Sunny

Starts
Thu, Apr 23 6:00 AM CDT
Wind
10 to 25 mph S
Destination
80°F
Thursday

Mostly Sunny

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

Driving Route Map

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

Turn-by-Turn Driving Directions

Step-by-step road directions between Ottawa and Des Plaines.

  1. 1

    Start on La Salle Street

    31 m · 5 sec · La Salle Street

  2. 2

    Turn slight left onto Lincoln Place

    137 m · 25 sec · Lincoln Place

  3. 3

    Turn left onto Columbus Street

    68 m · 11 sec · Columbus Street

  4. 4

    Turn right onto East Main Street

    1.2 km · 1 min · East Main Street

  5. 5

    Turn slight left onto Green Street

    2119 ft · 42 sec · Green Street

  6. 6

    Continue on North 2753rd Road

    3277 ft · 1 min · North 2753rd Road

  7. 7

    Turn left

    1240 ft · 26 sec

  8. 8

    Turn right

    2.3 mi · 3 min

  9. 9

    Take the ramp right toward I 80 East: Joliet

    1434 ft · 35 sec

  10. 10

    Merge slight left

    32.8 mi · 35 min

  11. 11

    Take the exit slight right toward I 55 North: Chicago

    1892 ft · 54 sec

  12. 12

    Merge slight left

    26.6 mi · 33 min

  13. 13

    Take the exit slight right toward I 294 Tollway North: Wisconsin

    1.6 mi · 3 min

  14. 14

    Keep slight left to continue on I 294 North: Wisconsin

    1694 ft · 41 sec

  15. 15

    Merge slight left onto Tri-State Tollway

    4.8 mi · 6 min · Tri-State Tollway

  16. 16

    Keep slight left to continue on Tri-State Tollway

    11.7 mi · 15 min · Tri-State Tollway

  17. 17

    Take the exit slight right toward Touhy Avenue

    635 ft · 16 sec

  18. 18

    Keep slight left to continue on Touhy Avenue

    2694 ft · 1 min

  19. 19

    Keep slight left to continue on Touhy Avenue West

    688 ft · 17 sec

  20. 20

    Keep slight right to continue on Touhy Avenue West

    1799 ft · 44 sec

  21. 21

    Turn straight onto East Touhy Avenue

    99 m · 7 sec · East Touhy Avenue

  22. 22

    Turn slight right

    103 m · 9 sec

  23. 23

    Turn right onto South Des Plaines River Road

    1.7 mi · 3 min · South Des Plaines River Road

  24. 24

    Turn left onto Henry Avenue

    557 ft · 24 sec · Henry Avenue

  25. 25

    Arrive at your destination

    0 m · 1 sec · Henry Avenue

Car Route Details

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

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
25 steps
10 turns on the saved route
Ramps & Exits
7
3 merges, 4 ramps or exits
Navigation Density
29.1 / 100 mi
Decision points by distance
Main Roads
I 80 East
33.1 mi · 38%
I 55 North
26.9 mi · 31%
Tri-State Tollway
16.6 mi · 19%
South Des Plaines River Road
1.71 mi · 2%
I 294 Tollway North
1.56 mi · 2%
East Main Street
0.75 mi · 1%
Longest Stretch

I 80 East

Merge slight left

32.8 mi · 00h 35m

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
01h 31m
Day trip friendly
Same-Day Return
03h 02m
Round-trip wheel time
Road vs Air
+17.4 mi
68.6 mi direct line
Halfway Stop
Crystal Lawns
00h 45m from Ottawa
Leave By
3:28 PM CDT
Morning start is best
Weather Watch

Mostly Sunny leaving Ottawa and Mostly Sunny near Des Plaines.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Ottawa to Des Plaines?

The road trip is about 86 miles (138.4 km) and usually takes 01h 31m 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?

Crystal Lawns is a useful midpoint, sitting about 42.9 miles from Ottawa and 43.1 miles from Des Plaines.

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

The direct path is about 68.6 miles (110.4 km), while the road route adds roughly 17.4 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 CDT. If you want a more comfortable same-day return, try to leave by 3:28 PM CDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $11.43 one way or $22.85 round trip. Estimated CO2 is about 26.9 kg one way.

What should you check before leaving?

Before you leave, expect Mostly Sunny around Ottawa and Mostly Sunny near Des Plaines.

Stop Ideas Near Crystal Lawns

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

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

RAIL

Joliet Transportation Center

8 mi away
50 East Jefferson Street
RAIL

Naperville

23 mi away
105 E. Fourth Ave.
RAIL

Plano

33 mi away
101 West Main Street
RAIL

La Grange Road

36 mi away
25 West Burlington St.

Flight Path Map

This map shows the direct air route between Ottawa and Des Plaines. Straight-line distance: 68.61 mi (110.42 km).

Ottawa

#1 Ottawa

City in Illinois, United States

Population18,097
Coordinates41.3455900, -88.8425800
Altitude147
CountryUnited States
Des Plaines

#2 Des Plaines

The most populous city in Cook County, Illinois.

Population58,179
Coordinates42.0333600, -87.8834000
Altitude193
CountryUnited States
Start: La Salle Street (-88.84264, 41.34559)
End: Henry Avenue (-87.883408, 42.033456)

Estimated Travel Time

Distance: 138 km by road

SpeedTime
30 mph (48.3 km/h)02h 51m
40 mph (64.37 km/h)02h 08m
50 mph (80.47 km/h)01h 43m
60 mph (96.56 km/h)01h 25m
70 mph (112.65 km/h)01h 13m
80 mph (129 km/h)01h 04m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
3.03 gal
11.48 L · about $11.43
Round trip
$22.85
6.06 gal · 22.96 L
Estimated CO2
26.9 kg one way
Round trip: 53.9 kg / 119 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.77 $11.43 $22.85
Mid-grade $4.25 $12.89 $25.77
Premium $4.65 $14.10 $28.20
Diesel $5.30 $16.07 $32.14

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 Illinois · Apr 23, 2026

There is no time difference between Ottawa and Des Plaines. The current time is 00:24:54.

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.