How far is Ames, IA from Ottumwa, IA?

The driving distance from Ames, IA to Ottumwa, IA is about 117.9 miles (189.8 km), with a travel time of about 02h 20m by car.

  • The straight-line flight distance is about 94 miles (151.2 km).
  • For a round trip, plan for roughly 04h 41m 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
117.93 mi
02h 20m
Flight
93.93 mi
151.17 km direct

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

Learn Distance

Choose another destination from Ames.

Flight Distance

Direct air line
93.93 mi
Kilometers
151.17 km
Flight Time
00h 11m

Driving Distance

Road route
117.93 mi
Kilometers
189.79 km
Drive Time
02h 20m

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 20m.

Arrival Snapshot
Arrive in Ottumwa
Sat, Apr 18, 6:36 AM CDT
Return by in Ames
Sat, Apr 18, 8:57 AM CDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Ames
2026-04-18T04:16
Arrive Ottumwa
Sat, Apr 18, 6:36 AM CDT
Route Timing
02h 20m
One way by road
Best Departure Window
8:00 AM to 10:00 AM CDT
Aim for a morning departure
Arrive between
10:21 AM to 12:21 PM CDT

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

Leave by
1:48 PM CDT
Keeps a same-day return open with about 03h 00m at the destination.
Back in Ames
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
Monroe
IA

City in Jasper County, Iowa, United States

From Ames
58.9 mi
01h 10m
To Ottumwa
59 mi
01h 10m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
49°F
Saturday

Chance Rain And Snow Showers

Starts
Sat, Apr 18 6:00 AM CDT
Wind
21 mph NW
Destination
54°F
Saturday

Showers And Thunderstorms

Starts
Sat, Apr 18 6:00 AM CDT
Wind
14 to 18 mph WNW

Driving Route Map

The map below follows the saved road route between Ames and Ottumwa.

Turn-by-Turn Driving Directions

Step-by-step road directions between Ames and Ottumwa.

  1. 1

    Start on 13th Street

    2.4 mi · 5 min · 13th Street

  2. 2

    Take the ramp right toward I 35 South: Des Moines

    1641 ft · 40 sec

  3. 3

    Merge slight left

    25.7 mi · 28 min

  4. 4

    Keep slight right to continue on I 35 South, I 80: Kansas City, Council Bluffs, Davenport

    955 ft · 13 sec

  5. 5

    Take the exit slight left toward I 80 East: Davenport

    1.3 km · 2 min

  6. 6

    Merge slight right

    2.6 mi · 3 min

  7. 7

    Take the exit slight right toward US 65 South: Altoona, Des Moines

    1 km · 1 min

  8. 8

    Merge slight left onto Military Order of the Purple Heart Highway

    3.8 mi · 4 min · Military Order of the Purple Heart Highway

  9. 9

    Take the exit slight right toward IA 163: East University Avenue, Pleasant Hill

    2194 ft · 55 sec

  10. 10

    Turn left onto East University Avenue

    3.3 mi · 4 min · East University Avenue

  11. 11

    Continue on Northeast University Avenue

    1.8 mi · 2 min · Northeast University Avenue

  12. 12

    Continue on East University Avenue

    70.5 mi · 1 hr 21 min · East University Avenue

  13. 13

    Take the exit slight right

    1937 ft · 48 sec

  14. 14

    Turn right onto Old US Highway 63

    2.6 mi · 3 min · Old US Highway 63

  15. 15

    Continue on South Wapello Street

    2.2 mi · 3 min · South Wapello Street

  16. 16

    Turn left onto West Fourth Street

    1163 ft · 27 sec · West Fourth Street

  17. 17

    Arrive at your destination

    0 m · 1 sec · West Fourth Street

Car Route Details

A richer read on the saved driving route between Ames and Ottumwa.

OSRM road route
Drive Character

Interchange-aware route

The drive includes several ramps, exits, or merges, so checking the next few maneuvers before busy interchanges is useful.

Directions
17 steps
3 turns on the saved route
Ramps & Exits
8
3 merges, 5 ramps or exits
Navigation Density
14.4 / 100 mi
Decision points by distance
Main Roads
East University Avenue
74.2 mi · 63%
I 35 South
26.2 mi · 22%
Military Order of the Purple Heart Highway
3.85 mi · 3%
I 80 East
3.4 mi · 3%
Old US Highway 63
2.6 mi · 2%
13th Street
2.44 mi · 2%
Longest Stretch

East University Avenue

Continue on East University Avenue

70.5 mi · 01h 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 20m
Day trip friendly
Same-Day Return
04h 42m
Round-trip wheel time
Road vs Air
+23.9 mi
94 mi direct line
Halfway Stop
Monroe
01h 10m from Ames
Leave By
1:48 PM CDT
Morning start is best
Weather Watch

Chance Rain And Snow Showers leaving Ames and Showers And Thunderstorms near Ottumwa.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Ames to Ottumwa?

The road trip is about 117.9 miles (189.8 km) and usually takes 02h 20m 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 58.9 miles from Ames and 59 miles from Ottumwa.

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

The direct path is about 94 miles (151.2 km), while the road route adds roughly 23.9 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 1:48 PM CDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $15.69 one way or $31.37 round trip. Estimated CO2 is about 37 kg one way.

What should you check before leaving?

Before you leave, expect Chance Rain And Snow Showers around Ames and Showers And Thunderstorms near Ottumwa.

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.
1882 City Hall and Fire Station
Scenic stop 13.8 mi away

1882 City Hall and Fire Station

Pella , IA
604 Main St, Pella, IA 50219
Historical place museum
Colfax City Hall
Meeting point 12.2 mi away

Colfax City Hall

Colfax , IA
19 E Howard St, Colfax, IA 50054
Rating 4.6/5 5 reviews City Hall,City government office
Hartford City Hall
Nearby stop 14.8 mi away

Hartford City Hall

Hartford , IA
150 W Elm St, Hartford, IA 50118
Rating 1.0/5 2 reviews Fire station

Transit and Meeting Points

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

RAIL

Osceola

77 mi away
Main & East Clay Streets
RAIL

Ottumwa station

80 mi away
210 West Main Street
RAIL

Creston

117 mi away
Pine and Adams Avenue

Flight Path Map

This map shows the direct air route between Ames and Ottumwa. Straight-line distance: 93.93 mi (151.17 km).

Ames

#1 Ames

The most populous city in Story County, Iowa.

Population67,033
Coordinates42.0347100, -93.6199400
Altitude287
CountryUnited States
Ottumwa

#2 Ottumwa

City in Iowa

Population24,375
Coordinates41.0200100, -92.4113000
Altitude205
CountryUnited States
Start: Ames (-93.61994, 42.03471)
End: Ottumwa (-92.4113, 41.02001)

Estimated Travel Time

Distance: 190 km by road

SpeedTime
30 mph (48.3 km/h)03h 55m
40 mph (64.37 km/h)02h 56m
50 mph (80.47 km/h)02h 21m
60 mph (96.56 km/h)01h 57m
70 mph (112.65 km/h)01h 41m
80 mph (129 km/h)01h 28m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
4.16 gal
15.75 L · about $15.69
Round trip
$31.37
8.32 gal · 31.5 L
Estimated CO2
37 kg one way
Round trip: 73.9 kg / 163 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.77 $15.69 $31.37
Mid-grade $4.25 $17.69 $35.38
Premium $4.65 $19.36 $38.72
Diesel $5.30 $22.06 $44.13

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 Iowa · Apr 18, 2026

There is no time difference between Ames and Ottumwa. The current time is 04:16:06.

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.