How far is Sioux City, IA from Mount Ayr, IA?

The driving distance from Sioux City, IA to Mount Ayr, IA is about 221.2 miles (356 km), with a travel time of about 04h 29m by car.

  • The straight-line flight distance is about 166.5 miles (268 km).
  • For a round trip, plan for roughly 08h 59m 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
221.23 mi
04h 29m
Flight
166.5 mi
267.96 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
166.5 mi
Kilometers
267.96 km
Flight Time
00h 20m

Driving Distance

Road route
221.23 mi
Kilometers
356.04 km
Drive Time
04h 29m

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 29m.

Arrival Snapshot
Arrive in Mount Ayr
Sun, May 3, 8:47 AM CDT
Return by in Sioux City
Sun, May 3, 1:17 PM CDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Sioux City
2026-05-03T04:17
Arrive Mount Ayr
Sun, May 3, 8:47 AM CDT
Route Timing
04h 29m
One way by road
Best Departure Window
6:00 AM to 8:00 AM CDT
Leave early for more breathing room
Arrive between
10:30 AM to 12:30 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
8:00 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
Walnut
IA

Town in Iowa

From Sioux City
110.5 mi
02h 14m
To Mount Ayr
110.7 mi
02h 14m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
45°F
Overnight

Isolated Rain Showers

Starts
Sun, May 3 1:00 AM CDT
Wind
10 mph SW
Destination
44°F
Overnight

Partly Cloudy

Starts
Sun, May 3 1:00 AM CDT
Wind
13 mph SSW

Driving Route Map

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

Turn-by-Turn Driving Directions

Step-by-step road directions between Sioux City and Mount Ayr.

  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

    58.4 mi · 1 hr 3 min

  12. 12

    Take the exit slight right toward IA 25: Guthrie Center, Greenfield

    1023 ft · 23 sec

  13. 13

    Turn right onto State Highway 25

    12.3 mi · 17 min · State Highway 25

  14. 14

    Continue on Northeast 6th Street

    1.5 mi · 2 min · Northeast 6th Street

  15. 15

    Continue on State Highway 25

    7.8 mi · 12 min · State Highway 25

  16. 16

    Turn straight onto West Division Street

    3145 ft · 55 sec · West Division Street

  17. 17

    Turn right onto School Street

    3218 ft · 54 sec · School Street

  18. 18

    Continue on State Highway 25

    9.8 mi · 15 min · State Highway 25

  19. 19

    Continue on West Townline Street

    1.1 km · 1 min · West Townline Street

  20. 20

    Turn right onto North Sumner Avenue

    1.5 mi · 2 min · North Sumner Avenue

  21. 21

    Turn left onto West Taylor Street

    9.4 mi · 14 min · West Taylor Street

  22. 22

    Turn right onto North Douglas Street

    2777 ft · 1 min · North Douglas Street

  23. 23

    Turn slight right

    22.2 mi · 33 min

  24. 24

    Turn right onto South Street

    1.1 km · 1 min · South Street

  25. 25

    Turn right onto South Polk Street

    1381 ft · 1 min · South Polk Street

  26. 26

    Turn right onto East Madison Street

    88 m · 13 sec · East Madison Street

  27. 27

    Arrive at your destination

    0 m · 1 sec · East Madison Street

Car Route Details

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

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
27 steps
14 turns on the saved route
Ramps & Exits
5
2 merges, 3 ramps or exits
Navigation Density
12.2 / 100 mi
Decision points by distance
Main Roads
I 29 South
75.9 mi · 34%
I 80 East
59.1 mi · 27%
State Highway 25
29.9 mi · 13%
I 880 East
16.8 mi · 8%
West Taylor Street
9.42 mi · 4%
North Sumner Avenue
1.53 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 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 29m
Long day trip
Same-Day Return
09h 00m
Round-trip wheel time
Road vs Air
+54.7 mi
166.5 mi direct line
Halfway Stop
Walnut
02h 14m from Sioux City
Leave By
8:00 AM CDT
Early departure recommended
Weather Watch

Isolated Rain Showers leaving Sioux City and Partly Cloudy near Mount Ayr.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Sioux City to Mount Ayr?

The road trip is about 221.2 miles (356 km) and usually takes 04h 29m 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?

Walnut is a useful midpoint, sitting about 110.5 miles from Sioux City and 110.7 miles from Mount Ayr.

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

The direct path is about 166.5 miles (268 km), while the road route adds roughly 54.7 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 8:00 AM CDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $29.45 one way or $58.90 round trip. Estimated CO2 is about 69.4 kg one way.

What should you check before leaving?

Before you leave, expect Isolated Rain Showers around Sioux City and Partly Cloudy near Mount Ayr.

Stop Ideas Near Walnut

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

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

RAIL

Omaha

64 mi away
1003 S. 9th Street
RAIL

Creston

86 mi away
Pine and Adams Avenue

Flight Path Map

This map shows the direct air route between Sioux City and Mount Ayr. Straight-line distance: 166.5 mi (267.96 km).

Sioux City

#1 Sioux City

The second most populous city in Iowa.

Population82,651
Coordinates42.4999900, -96.4003100
Altitude366
CountryUnited States
Mount Ayr

#2 Mount Ayr

City in Ringgold County, Iowa, United States of America

Population1,601
Coordinates40.7147100, -94.2352300
Altitude372
CountryUnited States
Start: Sioux City (-96.40031, 42.49999)
End: Mount Ayr (-94.23523, 40.71471)

Estimated Travel Time

Distance: 356 km by road

SpeedTime
30 mph (48.3 km/h)07h 22m
40 mph (64.37 km/h)05h 31m
50 mph (80.47 km/h)04h 25m
60 mph (96.56 km/h)03h 41m
70 mph (112.65 km/h)03h 09m
80 mph (129 km/h)02h 45m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
7.81 gal
29.55 L · about $29.45
Round trip
$58.90
15.62 gal · 59.1 L
Estimated CO2
69.4 kg one way
Round trip: 138.8 kg / 306 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.77 $29.45 $58.90
Mid-grade $4.25 $33.22 $66.43
Premium $4.65 $36.35 $72.70
Diesel $5.30 $41.42 $82.85

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 · May 03, 2026

There is no time difference between Sioux City and Mount Ayr. The current time is 04:17:46.

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.