How far is Niles, IL from Seneca, IL?
The driving distance from Niles, IL to Seneca, IL is about 77.1 miles (124 km), with a travel time of about 01h 39m by car.
- The straight-line flight distance is about 64.2 miles (103.4 km).
- For a round trip, plan for roughly 03h 19m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 8:00 AM to 10:00 AM CDT.
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.
This route works well as a day trip with time at the destination.
Flight Distance
Driving Distance
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 39m.
A morning start gives you useful time at the destination and keeps the return out of the late evening.
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.
Route Weather Snapshot
Check the forecast at both ends before you head out.
Showers And Thunderstorms
Driving Route Map
The map below follows the saved road route between Niles and Seneca.
Turn-by-Turn Driving Directions
Step-by-step road directions between Niles and Seneca.
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1
Start on North Waukegan Road
2122 ft · 44 sec · North Waukegan Road
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2
Continue on North Milwaukee Avenue
155 m · 17 sec · North Milwaukee Avenue
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3
Turn right onto West Touhy Avenue
3.5 mi · 7 min · West Touhy Avenue
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4
Turn left onto South Des Plaines River Road
56 m · 4 sec · South Des Plaines River Road
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5
Take the ramp slight right toward I 294 South: Indiana
2265 ft · 55 sec
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6
Merge slight left onto Tri-State Tollway
11.5 mi · 15 min · Tri-State Tollway
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7
Keep slight left to continue on Tri-State Tollway
4.8 mi · 6 min · Tri-State Tollway
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8
Keep slight right to continue on Tri-State Tollway
1.2 mi · 1 min · Tri-State Tollway
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9
Take the exit slight right toward I 55: Chicago, St. Louis
1 km · 1 min
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10
Keep slight right to continue on I 55 South: Saint Louis
2295 ft · 56 sec
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11
Merge slight left onto Adlai Stevenson Expressway
25.9 mi · 32 min · Adlai Stevenson Expressway
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12
Take the exit slight right toward I 80 West: Iowa
1.3 km · 1 min
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13
Merge slight left
20.5 mi · 22 min
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14
Take the exit slight right toward Seneca
2136 ft · 52 sec
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15
Continue on Seneca Road
3035 ft · 1 min · Seneca Road
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16
Continue straight
5.1 mi · 8 min
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17
Turn left onto North Main Street
1.1 km · 1 min · North Main Street
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18
Turn right onto West Union Street
2 m · 1 sec · West Union Street
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19
Arrive at your destination
0 m · 1 sec · West Union Street
Car Route Details
A richer read on the saved driving route between Niles and Seneca.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
Adlai Stevenson Expressway
Merge slight left onto Adlai Stevenson Expressway
25.9 mi · 00h 32m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
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.
Rain Showers leaving Niles and Showers And Thunderstorms near Seneca.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Niles to Seneca?
The road trip is about 77.1 miles (124 km) and usually takes 01h 39m 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?
Romeoville is a useful midpoint, sitting about 38.5 miles from Niles and 38.6 miles from Seneca.
How much longer is the road route than the straight-line distance?
The direct path is about 64.2 miles (103.4 km), while the road route adds roughly 12.9 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 CDT. If you want a more comfortable same-day return, try to leave by 3:10 PM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $12.69 one way or $25.38 round trip. Estimated CO2 is about 24.2 kg one way.
What should you check before leaving?
Before you leave, expect Rain Showers around Niles and Showers And Thunderstorms near Seneca.
Stop Ideas Near Romeoville
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Romeoville.
Joliet Transportation Center
Naperville
La Grange Road
Summit
Flight Path Map
This map shows the direct air route between Niles and Seneca. Straight-line distance: 64.24 mi (103.38 km).
#1 Niles
City in Trumbull County, Ohio
| Population | 28,615 |
| Coordinates | 42.0189200, -87.8028400 |
| Altitude | 194 |
| Country | United States |
#2 Seneca
Village in Illinois
| Population | 2,179 |
| Coordinates | 41.3111400, -88.6097900 |
| Altitude | 155 |
| Country | United States |
End: Seneca (-88.60979, 41.31114)
Estimated Travel Time
Distance: 124 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 02h 34m |
| 40 mph (64.37 km/h) | 01h 55m |
| 50 mph (80.47 km/h) | 01h 32m |
| 60 mph (96.56 km/h) | 01h 17m |
| 70 mph (112.65 km/h) | 01h 06m |
| 80 mph (129 km/h) | 00h 57m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.67 | $12.69 | $25.38 |
| Mid-grade | $5.29 | $14.39 | $28.79 |
| Premium | $5.84 | $15.88 | $31.75 |
| Diesel | $6.57 | $17.87 | $35.75 |
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 · Oct 15, 2026