How far is Portage, IN from Indianapolis, IN?

The driving distance from Portage, IN to Indianapolis, IN is about 156.2 miles (251.4 km), with a travel time of about 02h 30m by car.

  • The straight-line flight distance is about 135.8 miles (218.6 km).
  • For a round trip, plan for roughly 05h 01m 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
156.23 mi
02h 30m
Flight
135.8 mi
218.55 km direct

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

Learn Distance

Choose another destination from Portage.

Flight Distance

Direct air line
135.8 mi
Kilometers
218.55 km
Flight Time
00h 16m

Driving Distance

Road route
156.23 mi
Kilometers
251.43 km
Drive Time
02h 30m

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 30m.

Arrival Snapshot
Arrive in Indianapolis
Wed, Apr 22, 10:29 PM EDT
Return by in Portage
Wed, Apr 22, 11:59 PM CDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Portage
2026-04-22T18:58
Arrive Indianapolis
Wed, Apr 22, 9:29 PM CDT
Route Timing
02h 30m
One way by road
Best Departure Window
8:00 AM to 10:00 AM CDT
Aim for a morning departure
Arrive between
11:31 AM to 1:31 PM EDT

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

Leave by
1:28 PM CDT
Keeps a same-day return open with about 03h 00m at the destination.
Back in Portage
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
Round Grove
IN

Township in White County, Indiana

From Portage
78 mi
01h 15m
To Indianapolis
78.2 mi
01h 15m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
66°F
Wednesday

Mostly Sunny

Starts
Wed, Apr 22 6:00 AM CDT
Wind
5 mph NNW
Destination
76°F
Wednesday

Scattered Showers And Thunderstorms then Slight Chance Showers And Thunderstorms

Starts
Wed, Apr 22 6:00 AM EDT
Wind
8 mph WSW

Driving Route Map

The map below follows the saved road route between Portage and Indianapolis.

Turn-by-Turn Driving Directions

Step-by-step road directions between Portage and Indianapolis.

  1. 1

    Start on Central Avenue

    1861 ft · 53 sec · Central Avenue

  2. 2

    Turn right onto Willowcreek Road

    2930 ft · 1 min · Willowcreek Road

  3. 3

    Take the ramp slight right toward I 80, I 90

    132 m · 12 sec

  4. 4

    Keep slight right

    673 ft · 16 sec

  5. 5

    Continue straight

    1945 ft · 47 sec

  6. 6

    Merge slight left onto Indiana Toll Road

    2.6 mi · 3 min · Indiana Toll Road

  7. 7

    Take the exit slight right toward I 80 West, I 94, US 6: Des Moines

    3216 ft · 1 min

  8. 8

    Keep slight right to continue on I 94 West, I 80 West, SR 51, US 6 East

    543 ft · 13 sec

  9. 9

    Keep slight left to continue on I 94 West, I 80 West

    2.9 mi · 4 min

  10. 10

    Take the exit slight right toward I 65: Gary, Toll Road, Indianapolis

    1 km · 52 sec

  11. 11

    Keep slight left to continue on I 65 South, I 80 West, I 94 West, US 6 West: Indianapolis, Chicago

    618 ft · 10 sec

  12. 12

    Keep slight left to continue on I 65 South: Indianapolis

    2686 ft · 60 sec

  13. 13

    Merge slight left onto Casimir Pulaski Memorial Highway

    130 mi · 2 hr 21 min · Casimir Pulaski Memorial Highway

  14. 14

    Keep slight left

    15.4 mi · 20 min

  15. 15

    Take the exit slight right toward Dr. Martin Luther King Jr. Street

    2173 ft · 45 sec

  16. 16

    Continue on North West Street

    2413 ft · 1 min · North West Street

  17. 17

    Turn slight left onto Indiana Avenue

    2140 ft · 1 min · Indiana Avenue

  18. 18

    Turn right onto North Capitol Avenue

    1017 ft · 44 sec · North Capitol Avenue

  19. 19

    Turn left onto West Market Street

    864 ft · 36 sec · West Market Street

  20. 20

    At the end of the road, turn right

    78 m · 28 sec

  21. 21

    Arrive at your destination

    0 m · 1 sec

Car Route Details

A richer read on the saved driving route between Portage and Indianapolis.

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
21 steps
5 turns on the saved route
Ramps & Exits
6
2 merges, 4 ramps or exits
Navigation Density
13.4 / 100 mi
Decision points by distance
Main Roads
Casimir Pulaski Memorial Highway
145 mi · 93%
I 94 West
3.04 mi · 2%
Indiana Toll Road
2.55 mi · 2%
I 65
0.63 mi
I 65 South
0.63 mi
I 80 West
0.61 mi
Longest Stretch

Casimir Pulaski Memorial Highway

Merge slight left onto Casimir Pulaski Memorial Highway

130 mi · 02h 21m

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 30m
Day trip friendly
Same-Day Return
05h 02m
Round-trip wheel time
Road vs Air
+20.4 mi
135.8 mi direct line
Halfway Stop
Round Grove
01h 15m from Portage
Leave By
1:28 PM CDT
Morning start is best
Weather Watch

Mostly Sunny leaving Portage and Scattered Showers And Thunderstorms then Slight Chance Showers And Thunderstorms near Indianapolis.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Portage to Indianapolis?

The road trip is about 156.2 miles (251.4 km) and usually takes 02h 30m 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?

Round Grove is a useful midpoint, sitting about 78 miles from Portage and 78.2 miles from Indianapolis.

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

The direct path is about 135.8 miles (218.6 km), while the road route adds roughly 20.4 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 1:28 PM CDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $20.78 one way or $41.56 round trip. Estimated CO2 is about 49 kg one way.

Do you cross a time zone on this route?

Yes. There is about a 1 hour time difference between Portage and Indianapolis, so arrival and return times should be read in local time.

What should you check before leaving?

Before you leave, expect Mostly Sunny around Portage and Scattered Showers And Thunderstorms then Slight Chance Showers And Thunderstorms near Indianapolis.

Stop Ideas Near Round Grove

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

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

RAIL

Lafayette station

22 mi away
200 North 2nd St.
RAIL

Rensselaer

41 mi away
619 North Cullen Street
BUS

Crawfordsville (Bus), Indiana

58 mi away
1000 Smith Ave
RAIL

Crawfordsville

62 mi away
Spring and Green Streets

Flight Path Map

This map shows the direct air route between Portage and Indianapolis. Straight-line distance: 135.8 mi (218.55 km).

Portage

#1 Portage

The second most populous city in Porter County, Indiana.

Population90,543
Coordinates41.5758700, -87.1761500
Altitude194
CountryUnited States
Indianapolis

#2 Indianapolis

The sixteenth most populous city in the United States and the center of the Indianapolis metropolitan area.

Population877,903
Coordinates39.7683800, -86.1580400
Altitude218
CountryUnited States
Start: Central Avenue (-87.17615, 41.575874)
End: Monument Circle (-86.158009, 39.768033)

Estimated Travel Time

Distance: 251 km by road

SpeedTime
30 mph (48.3 km/h)05h 12m
40 mph (64.37 km/h)03h 54m
50 mph (80.47 km/h)03h 07m
60 mph (96.56 km/h)02h 36m
70 mph (112.65 km/h)02h 13m
80 mph (129 km/h)01h 56m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
5.51 gal
20.87 L · about $20.78
Round trip
$41.56
11.02 gal · 41.74 L
Estimated CO2
49 kg one way
Round trip: 97.9 kg / 216 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.77 $20.78 $41.56
Mid-grade $4.25 $23.43 $46.87
Premium $4.65 $25.64 $51.29
Diesel $5.30 $29.23 $58.45

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 Indiana · Apr 22, 2026

Please keep in mind that there is a 1 hour time gap between Portage, IN and Indianapolis, IN. The current time in Portage is 18:58:54, although it is 19:58:54 in Indianapolis.

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.