How far is Sioux City, IA from Avoca, IA?

The driving distance from Sioux City, IA to Avoca, IA is about 108.7 miles (174.9 km), with a travel time of about 02h 02m by car.

  • The straight-line flight distance is about 89.3 miles (143.7 km).
  • For a round trip, plan for roughly 04h 05m 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
108.68 mi
02h 02m
Flight
89.3 mi
143.72 km direct

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

Learn Distance

Choose another destination from Sioux City.

Flight Distance

Direct air line
89.3 mi
Kilometers
143.72 km
Flight Time
00h 10m

Driving Distance

Road route
108.68 mi
Kilometers
174.9 km
Drive Time
02h 02m

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 02m.

Arrival Snapshot
Arrive in Avoca
Sun, Apr 12, 9:32 AM CDT
Return by in Sioux City
Sun, Apr 12, 11:34 AM CDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Sioux City
2026-04-12T07:29
Arrive Avoca
Sun, Apr 12, 9:32 AM CDT
Route Timing
02h 02m
One way by road
Best Departure Window
8:00 AM to 10:00 AM CDT
Aim for a morning departure
Arrive between
10:03 AM to 12:03 PM CDT

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

Leave by
2:24 PM CDT
Keeps a same-day return open with about 03h 00m at the destination.
Back in Sioux City
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
Little Sioux
IA

Township in Harrison County, Iowa

From Sioux City
54.3 mi
01h 01m
To Avoca
54.4 mi
01h 01m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
81°F
Sunday

Chance Rain Showers

Starts
Sun, Apr 12 6:00 AM CDT
Wind
15 to 20 mph SSW
Destination
74°F
Sunday

Chance Showers And Thunderstorms

Starts
Sun, Apr 12 6:00 AM CDT
Wind
20 to 23 mph SSW

Driving Route Map

The map below follows the saved road route between Sioux City and Avoca.

Turn-by-Turn Driving Directions

Step-by-step road directions between Sioux City and Avoca.

  1. 1

    Start on the route

    35 m · 14 sec

  2. 2

    Turn left onto 9th Street

    990 ft · 46 sec · 9th Street

  3. 3

    Turn right onto Court Street

    1594 ft · 55 sec · Court Street

  4. 4

    Turn left onto 5th Street

    794 ft · 29 sec · 5th Street

  5. 5

    Turn right onto Floyd Boulevard

    1 km · 2 min · Floyd Boulevard

  6. 6

    Take the ramp left toward I 29 South

    1588 ft · 39 sec

  7. 7

    Merge slight left

    75.6 mi · 1 hr 22 min

  8. 8

    Take the exit slight right toward I 880 East: Des Moines

    1.2 km · 2 min

  9. 9

    Continue straight

    16 mi · 17 min

  10. 10

    Keep slight left to continue on I 80 East: Des Moines

    1.1 km · 44 sec

  11. 11

    Merge slight right

    12.1 mi · 13 min

  12. 12

    Take the exit slight right toward US 59: Avoca, Harlan

    2324 ft · 58 sec

  13. 13

    Turn right onto Avoca Lane

    1.2 km · 1 min · Avoca Lane

  14. 14

    Continue on North Walnut Street

    1 km · 2 min · North Walnut Street

  15. 15

    Arrive at your destination

    0 m · 1 sec · North Walnut Street

Car Route Details

A richer read on the saved driving route between Sioux City and Avoca.

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
15 steps
5 turns on the saved route
Ramps & Exits
5
2 merges, 3 ramps or exits
Navigation Density
13.8 / 100 mi
Decision points by distance
Main Roads
I 29 South
75.9 mi · 70%
I 880 East
16.8 mi · 15%
I 80 East
12.8 mi · 12%
Avoca Lane
0.75 mi · 1%
Floyd Boulevard
0.65 mi · 1%
North Walnut Street
0.64 mi · 1%
Longest Stretch

I 29 South

Merge slight left

75.6 mi · 01h 22m

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 02m
Day trip friendly
Same-Day Return
04h 06m
Round-trip wheel time
Road vs Air
+19.4 mi
89.3 mi direct line
Halfway Stop
Little Sioux
01h 01m from Sioux City
Leave By
2:24 PM CDT
Morning start is best
Weather Watch

Chance Rain Showers leaving Sioux City and Chance Showers And Thunderstorms near Avoca.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Sioux City to Avoca?

The road trip is about 108.7 miles (174.9 km) and usually takes 02h 02m 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?

Little Sioux is a useful midpoint, sitting about 54.3 miles from Sioux City and 54.4 miles from Avoca.

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

The direct path is about 89.3 miles (143.7 km), while the road route adds roughly 19.4 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 2:24 PM CDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $14.48 one way or $28.96 round trip. Estimated CO2 is about 34.1 kg one way.

What should you check before leaving?

Before you leave, expect Chance Rain Showers around Sioux City and Chance Showers And Thunderstorms near Avoca.

Stop Ideas Near Little Sioux

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

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

RAIL

Omaha

63 mi away
1003 S. 9th Street

Flight Path Map

This map shows the direct air route between Sioux City and Avoca. Straight-line distance: 89.3 mi (143.72 km).

Sioux City

#1 Sioux City

The second most populous city in Iowa.

Population82,651
Coordinates42.4999900, -96.4003100
Altitude366
CountryUnited States
Avoca

#2 Avoca

City in Pottawattamie County, Iowa, United States of America

Population1,537
Coordinates41.4766600, -95.3380500
Altitude364
CountryUnited States
Start: Sioux City (-96.40031, 42.49999)
End: Avoca (-95.33805, 41.47666)

Estimated Travel Time

Distance: 175 km by road

SpeedTime
30 mph (48.3 km/h)03h 37m
40 mph (64.37 km/h)02h 43m
50 mph (80.47 km/h)02h 10m
60 mph (96.56 km/h)01h 48m
70 mph (112.65 km/h)01h 33m
80 mph (129 km/h)01h 21m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
3.84 gal
14.52 L · about $14.48
Round trip
$28.96
7.68 gal · 29.04 L
Estimated CO2
34.1 kg one way
Round trip: 68.3 kg / 151 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.77 $14.48 $28.96
Mid-grade $4.25 $16.33 $32.66
Premium $4.65 $17.87 $35.74
Diesel $5.30 $20.37 $40.73

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 12, 2026

There is no time difference between Sioux City and Avoca. The current time is 07:29:36.

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.