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

The driving distance from Sioux City, IA to Lamoni, IA is about 260.8 miles (419.7 km), with a travel time of about 04h 46m by car.

  • The straight-line flight distance is about 181.9 miles (292.7 km).
  • For a round trip, plan for roughly 09h 33m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 6:00 AM to 8:00 AM CDT.
Trip Tools

Reverse, save, or send this route

This drive is better planned with a longer stop or an overnight stay. Copy the route link, send it to another device, or print a clean version before you head out.

Reverse Route
Quick Snapshot
Road
260.78 mi
04h 46m
Flight
181.86 mi
292.67 km direct

This drive is better planned with a longer stop or an overnight stay.

Learn Distance

Choose another destination from Sioux City.

Flight Distance

Direct air line
181.86 mi
Kilometers
292.67 km
Flight Time
00h 21m

Driving Distance

Road route
260.78 mi
Kilometers
419.68 km
Drive Time
04h 46m

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 04h 46m.

Arrival Snapshot
Arrive in Lamoni
Thu, Apr 23, 6:32 AM CDT
Return by in Sioux City
Thu, Apr 23, 11:18 AM CDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Sioux City
2026-04-23T01:45
Arrive Lamoni
Thu, Apr 23, 6:32 AM CDT
Route Timing
04h 46m
One way by road
Best Departure Window
6:00 AM to 8:00 AM CDT
Leave early for more breathing room
Arrive between
10:47 AM to 12:47 PM CDT

An early departure helps you fit a real stop into the day without turning the return into a late-night drive.

Leave by
7:26 AM CDT
Keeps a same-day return open with about 04h 00m at the destination.
Back in Sioux City
9:00 PM CDT
Early departure recommended

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
Brayton
IA

Human settlement in Audubon County, Iowa, United States of America

From Sioux City
130.3 mi
02h 23m
To Lamoni
130.5 mi
02h 23m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
81°F
Thursday

Chance Rain Showers

Starts
Thu, Apr 23 6:00 AM CDT
Wind
20 mph SSW
Destination
75°F
Thursday

Chance Showers And Thunderstorms

Starts
Thu, Apr 23 6:00 AM CDT
Wind
15 to 22 mph S

Driving Route Map

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

Turn-by-Turn Driving Directions

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

  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

    94.9 mi · 1 hr 42 min

  12. 12

    Keep slight right to continue on I 35, I 80 East: Chicago, Minneapolis, Kansas City

    1510 ft · 19 sec

  13. 13

    Take the exit slight right toward I 35 South: Kansas City

    2130 ft · 52 sec · Ramp 72 H

  14. 14

    Merge slight left

    67.8 mi · 1 hr 13 min

  15. 15

    Take the exit slight right toward Del Mar Boulevard, Old Santa Maria Road

    2211 ft · 55 sec

  16. 16

    Turn right

    2.2 mi · 3 min

  17. 17

    Turn left onto South Chestnut Street

    72 m · 11 sec · South Chestnut Street

  18. 18

    Turn left onto West 4th Street

    38 m · 6 sec · West 4th Street

  19. 19

    Arrive at your destination

    0 m · 1 sec · West 4th Street

Car Route Details

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

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
19 steps
7 turns on the saved route
Ramps & Exits
7
3 merges, 4 ramps or exits
Navigation Density
7.3 / 100 mi
Decision points by distance
Main Roads
I 80 East
95.6 mi · 37%
I 29 South
75.9 mi · 29%
Ramp 72 H
34.1 mi · 13%
I 35 South
34.1 mi · 13%
I 880 East
16.8 mi · 6%
Floyd Boulevard
0.65 mi
Longest Stretch

I 80 East

Merge slight right

94.9 mi · 01h 42m

Route Summary

A quick read on whether this route feels easy, ambitious, or worth planning around.

Trip Read

A longer out-and-back drive

This is still possible in one day, but it becomes a long driving day. Leaving early and planning your stop window matters more here.

Drive Time
04h 46m
Long day trip
Same-Day Return
09h 34m
Round-trip wheel time
Road vs Air
+78.9 mi
181.9 mi direct line
Halfway Stop
Brayton
02h 23m from Sioux City
Leave By
7:26 AM CDT
Early departure recommended
Weather Watch

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

Trip Questions

Direct answers travelers usually want before committing to the drive.

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

The road trip is about 260.8 miles (419.7 km) and usually takes 04h 46m in normal driving conditions.

Is this a same-day trip or an overnight route?

This is still possible in one day, but it becomes a long driving day. Leaving early and planning your stop window matters more here.

What is the halfway point on this route?

Brayton is a useful midpoint, sitting about 130.3 miles from Sioux City and 130.5 miles from Lamoni.

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

The direct path is about 181.9 miles (292.7 km), while the road route adds roughly 78.9 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 6:00 AM to 8:00 AM CDT. If you want a more comfortable same-day return, try to leave by 7:26 AM CDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $34.69 one way or $69.39 round trip. Estimated CO2 is about 81.8 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 Lamoni.

Stop Ideas Near Brayton

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

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

RAIL

Creston

72 mi away
Pine and Adams Avenue
RAIL

Omaha

90 mi away
1003 S. 9th Street
RAIL

Osceola

112 mi away
Main & East Clay Streets

Flight Path Map

This map shows the direct air route between Sioux City and Lamoni. Straight-line distance: 181.86 mi (292.67 km).

Sioux City

#1 Sioux City

The second most populous city in Iowa.

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

#2 Lamoni

City in Iowa, United States

Population2,196
Coordinates40.6227800, -93.9341200
Altitude343
CountryUnited States
Start: Sioux City (-96.40031, 42.49999)
End: Lamoni (-93.93412, 40.62278)

Estimated Travel Time

Distance: 420 km by road

SpeedTime
30 mph (48.3 km/h)08h 41m
40 mph (64.37 km/h)06h 31m
50 mph (80.47 km/h)05h 12m
60 mph (96.56 km/h)04h 20m
70 mph (112.65 km/h)03h 43m
80 mph (129 km/h)03h 15m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
9.2 gal
34.83 L · about $34.69
Round trip
$69.39
18.4 gal · 69.66 L
Estimated CO2
81.8 kg one way
Round trip: 163.5 kg / 360 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.77 $34.69 $69.39
Mid-grade $4.25 $39.13 $78.26
Premium $4.65 $42.82 $85.63
Diesel $5.30 $48.80 $97.59

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 23, 2026

There is no time difference between Sioux City and Lamoni. The current time is 01:45:48.

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.