How far is Sioux City, IA from Sidney, IA?
The driving distance from Sioux City, IA to Sidney, IA is about 141.5 miles (227.8 km), with a travel time of about 02h 49m by car.
- The straight-line flight distance is about 127.1 miles (204.6 km).
- For a round trip, plan for roughly 05h 39m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 8:00 AM to 10:00 AM CDT.
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.
This route works well as a day trip with time at the destination.
Flight Distance
Driving Distance
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 49m.
A morning start gives you useful time at the destination and keeps the return out of the late evening.
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.
City in Harrison County, Iowa
Route Weather Snapshot
Check the forecast at both ends before you head out.
Sunny
Driving Route Map
The map below follows the saved road route between Sioux City and Sidney.
Turn-by-Turn Driving Directions
Step-by-step road directions between Sioux City and Sidney.
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1
Start on the route
35 m · 14 sec
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2
Turn left onto 9th Street
990 ft · 46 sec · 9th Street
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3
Turn right onto Court Street
1594 ft · 55 sec · Court Street
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4
Turn left onto 5th Street
794 ft · 29 sec · 5th Street
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5
Turn right onto Floyd Boulevard
1 km · 2 min · Floyd Boulevard
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6
Take the ramp left toward I 29 South
1588 ft · 39 sec
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7
Merge slight left
127.1 mi · 2 hr 19 min
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8
Take the exit slight right toward CR J24: Mc Paul, Thurman
1526 ft · 44 sec
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9
Turn left onto 155 Street
587 ft · 16 sec · 155 Street
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10
Continue on North Street
2.8 mi · 7 min · North Street
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11
Turn right onto Fletcher Street
806 ft · 27 sec · Fletcher Street
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12
Turn left onto Filmore Street
2887 ft · 1 min · Filmore Street
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13
Continue on State Highway 145
3.8 mi · 9 min · State Highway 145
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14
Turn right onto US 275
4.5 mi · 7 min · US 275
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15
Continue on Old Highway 275
1588 ft · 32 sec · Old Highway 275
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16
Continue on Illinois Street
2086 ft · 44 sec · Illinois Street
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17
Turn right onto Filmore Street
19 m · 3 sec · Filmore Street
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18
Arrive at your destination
0 m · 1 sec · Filmore Street
Car Route Details
A richer read on the saved driving route between Sioux City and Sidney.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
I 29 South
Merge slight left
127 mi · 02h 19m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
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.
Sunny leaving Sioux City and Sunny near Sidney.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Sioux City to Sidney?
The road trip is about 141.5 miles (227.8 km) and usually takes 02h 49m 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?
Missouri Valley is a useful midpoint, sitting about 70.8 miles from Sioux City and 70.8 miles from Sidney.
How much longer is the road route than the straight-line distance?
The direct path is about 127.1 miles (204.6 km), while the road route adds roughly 14.4 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 12:50 PM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $18.86 one way or $37.71 round trip. Estimated CO2 is about 44.4 kg one way.
What should you check before leaving?
Before you leave, expect Sunny around Sioux City and Sunny near Sidney.
Stop Ideas Near Missouri Valley
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Missouri Valley.
Omaha
Lincoln
Flight Path Map
This map shows the direct air route between Sioux City and Sidney. Straight-line distance: 127.12 mi (204.58 km).
#1 Sioux City
The second most populous city in Iowa.
| Population | 82,651 |
| Coordinates | 42.4999900, -96.4003100 |
| Altitude | 366 |
| Country | United States |
#2 Sidney
City in Iowa, United States
| Population | 1,016 |
| Coordinates | 40.7483300, -95.6475000 |
| Altitude | 356 |
| Country | United States |
End: Sidney (-95.6475, 40.74833)
Estimated Travel Time
Distance: 228 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 04h 43m |
| 40 mph (64.37 km/h) | 03h 32m |
| 50 mph (80.47 km/h) | 02h 49m |
| 60 mph (96.56 km/h) | 02h 21m |
| 70 mph (112.65 km/h) | 02h 01m |
| 80 mph (129 km/h) | 01h 45m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $18.86 | $37.71 |
| Mid-grade | $4.25 | $21.27 | $42.53 |
| Premium | $4.65 | $23.27 | $46.54 |
| Diesel | $5.30 | $26.52 | $53.04 |
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 21, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.