How far is De Witt, IA from Sioux City, IA?

The driving distance from De Witt, IA to Sioux City, IA is about 328.3 miles (528.4 km), with a travel time of about 05h 18m by car.

  • The straight-line flight distance is about 303.8 miles (488.9 km).
  • For a round trip, plan for roughly 10h 37m 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
328.35 mi
05h 18m
Flight
303.79 mi
488.9 km direct

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

Learn Distance

Choose another destination from De Witt.

Flight Distance

Direct air line
303.79 mi
Kilometers
488.9 km
Flight Time
00h 36m

Driving Distance

Road route
328.35 mi
Kilometers
528.43 km
Drive Time
05h 18m

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 05h 18m.

Arrival Snapshot
Arrive in Sioux City
Thu, Apr 23, 6:18 AM CDT
Return by in De Witt
Thu, Apr 23, 11:37 AM CDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave De Witt
2026-04-23T00:59
Arrive Sioux City
Thu, Apr 23, 6:18 AM CDT
Route Timing
05h 18m
One way by road
Best Departure Window
6:00 AM to 8:00 AM CDT
Leave early for more breathing room
Arrive between
11:19 AM to 1:19 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
6:22 AM CDT
Keeps a same-day return open with about 04h 00m at the destination.
Back in De Witt
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
Owasa
IA

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

From De Witt
163.9 mi
02h 39m
To Sioux City
164.4 mi
02h 39m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
79°F
Thursday

Partly Sunny then Slight Chance Showers And Thunderstorms

Starts
Thu, Apr 23 6:00 AM CDT
Wind
10 to 20 mph S
Destination
81°F
Thursday

Chance Rain Showers

Starts
Thu, Apr 23 6:00 AM CDT
Wind
20 mph SSW

Driving Route Map

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

Turn-by-Turn Driving Directions

Step-by-step road directions between De Witt and Sioux City.

  1. 1

    Start on 8th Street

    628 ft · 24 sec · 8th Street

  2. 2

    Turn right onto 7th Avenue

    1067 ft · 42 sec · 7th Avenue

  3. 3

    Turn left onto 11th Street

    2.6 mi · 4 min · 11th Street

  4. 4

    Continue straight

    57.2 mi · 1 hr 14 min

  5. 5

    Take the exit slight right toward I 380 North, IA 27 North: Cedar Rapids

    1.1 km · 1 min

  6. 6

    Merge slight left onto Avenue of the Saints

    54.5 mi · 1 hr 1 min · Avenue of the Saints

  7. 7

    Keep slight left to continue on Avenue of the Saints

    160.2 mi · 3 hr 5 min · Avenue of the Saints

  8. 8

    Continue on 160th Street

    6.4 mi · 7 min · 160th Street

  9. 9

    Continue on United States Highway 20

    1.9 mi · 3 min · United States Highway 20

  10. 10

    Continue on Highway 20

    42.9 mi · 53 min · Highway 20

  11. 11

    Turn right onto South Fairmount Street

    3033 ft · 1 min · South Fairmount Street

  12. 12

    Continue on 6th Street

    1.5 km · 2 min · 6th Street

  13. 13

    Turn right onto Court Street

    1199 ft · 39 sec · Court Street

  14. 14

    Turn left onto 9th Street

    990 ft · 46 sec · 9th Street

  15. 15

    Turn right

    35 m · 9 sec

  16. 16

    Arrive at your destination

    0 m · 1 sec

Car Route Details

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

OSRM road route
Drive Character

Long-distance drive

This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.

Directions
16 steps
6 turns on the saved route
Ramps & Exits
2
1 merges, 1 ramps or exits
Navigation Density
4.9 / 100 mi
Decision points by distance
Main Roads
Avenue of the Saints
215 mi · 65%
11th Street
59.8 mi · 18%
Highway 20
42.9 mi · 13%
160th Street
6.44 mi · 2%
United States Highway 20
1.87 mi · 1%
6th Street
0.93 mi
Longest Stretch

Avenue of the Saints

Keep slight left to continue on Avenue of the Saints

160 mi · 03h 05m

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
05h 18m
Long day trip
Same-Day Return
10h 38m
Round-trip wheel time
Road vs Air
+24.5 mi
303.8 mi direct line
Halfway Stop
Owasa
02h 39m from De Witt
Leave By
6:22 AM CDT
Early departure recommended
Weather Watch

Partly Sunny then Slight Chance Showers And Thunderstorms leaving De Witt and Chance Rain Showers near Sioux City.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from De Witt to Sioux City?

The road trip is about 328.3 miles (528.4 km) and usually takes 05h 18m 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?

Owasa is a useful midpoint, sitting about 163.9 miles from De Witt and 164.4 miles from Sioux City.

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

The direct path is about 303.8 miles (488.9 km), while the road route adds roughly 24.5 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 6:22 AM CDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $43.71 one way or $87.41 round trip. Estimated CO2 is about 103 kg one way.

What should you check before leaving?

Before you leave, expect Partly Sunny then Slight Chance Showers And Thunderstorms around De Witt and Chance Rain Showers near Sioux City.

Flight Path Map

This map shows the direct air route between De Witt and Sioux City. Straight-line distance: 303.79 mi (488.9 km).

De Witt

#1 De Witt

Township of Iowa

Population5,242
Coordinates41.8233600, -90.5381900
Altitude216
CountryUnited States
Sioux City

#2 Sioux City

The second most populous city in Iowa.

Population82,651
Coordinates42.4999900, -96.4003100
Altitude366
CountryUnited States
Start: 8th Street (-90.538188, 41.823263)
End: (-96.400135, 42.499991)

Estimated Travel Time

Distance: 528 km by road

SpeedTime
30 mph (48.3 km/h)10h 56m
40 mph (64.37 km/h)08h 12m
50 mph (80.47 km/h)06h 34m
60 mph (96.56 km/h)05h 28m
70 mph (112.65 km/h)04h 41m
80 mph (129 km/h)04h 05m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
11.59 gal
43.86 L · about $43.71
Round trip
$87.41
23.18 gal · 87.72 L
Estimated CO2
103 kg one way
Round trip: 206 kg / 454 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.77 $43.71 $87.41
Mid-grade $4.25 $49.29 $98.58
Premium $4.65 $53.94 $107.88
Diesel $5.30 $61.47 $122.95

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 De Witt and Sioux City. The current time is 00:59:17.

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.