How far is South Sioux City, NE from Sidney, NE?
The driving distance from South Sioux City, NE to Sidney, NE is about 428.2 miles (689.1 km), with a travel time of about 08h 09m by car.
- The straight-line flight distance is about 350.3 miles (563.7 km).
- For a round trip, plan for roughly 16h 19m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 7:30 AM CDT.
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.
This drive is better planned with a longer stop or an overnight stay.
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 08h 09m.
Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.
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.
Township in Custer County, Nebraska
Route Weather Snapshot
Check the forecast at both ends before you head out.
Chance Rain Showers
Mostly Sunny
Driving Route Map
The map below follows the saved road route between South Sioux City and Sidney.
Turn-by-Turn Driving Directions
Step-by-step road directions between South Sioux City and Sidney.
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1
Start on Dakota Avenue
1499 ft · 55 sec · Dakota Avenue
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2
Turn right onto West 21st Street
1 km · 1 min · West 21st Street
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3
Turn left onto Highway 77
1.3 mi · 2 min · Highway 77
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4
Take the exit slight right toward US 20 West
2387 ft · 41 sec
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5
Merge slight left
36.7 mi · 43 min
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6
Continue on Willow Street
1615 ft · 34 sec · Willow Street
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7
Continue on Highway 20
5.6 mi · 7 min · Highway 20
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8
Continue on 1st Street
2087 ft · 35 sec · 1st Street
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9
Continue on Highway 20
20.3 mi · 24 min · Highway 20
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10
Continue on Front Street
1.1 km · 1 min · Front Street
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11
Continue on Highway 20
8.8 mi · 10 min · Highway 20
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12
Continue on East Park Avenue
1.3 mi · 3 min · East Park Avenue
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13
Continue on Highway 20
11.6 mi · 13 min · Highway 20
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14
Turn left onto Highway 14
14.7 mi · 17 min · Highway 14
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15
Continue on S Street
1750 ft · 35 sec · S Street
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16
Continue on Highway 14
10.6 mi · 12 min · Highway 14
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17
Continue on 2nd Street
1349 ft · 29 sec · 2nd Street
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18
Turn right onto Highway 70
23.9 mi · 28 min · Highway 70
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19
Turn left onto Highway 281
7 mi · 8 min · Highway 281
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20
Continue on East Street
1382 ft · 18 sec · East Street
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21
Continue on Highway 281
6.8 mi · 8 min · Highway 281
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22
Turn right onto Highway 70 - 91
11.1 mi · 13 min · Highway 70 - 91
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23
Continue on Highway 70/91
2.5 mi · 3 min · Highway 70/91
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24
Turn left onto Highway 70
15.8 mi · 18 min · Highway 70
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25
Continue on G Street
1279 ft · 31 sec · G Street
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26
Turn left onto North 14th Street
1526 ft · 33 sec · North 14th Street
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27
Turn right onto L Street
1.4 km · 2 min · L Street
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28
Continue on Highway 70
13.9 mi · 16 min · Highway 70
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29
Continue on Highway 70
5.5 mi · 6 min · Highway 70
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30
Continue on Bridge Street
1.4 km · 1 min · Bridge Street
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31
Continue on Highway 70
13.8 mi · 16 min · Highway 70
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32
At the end of the road, turn right onto Highway 183
1 mi · 1 min · Highway 183
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33
Turn left onto Highway 70
12 mi · 14 min · Highway 70
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34
At the end of the road, turn left onto Memorial Drive
66 m · 10 sec · Memorial Drive
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35
Turn right onto South E Street
2.1 mi · 2 min · South E Street
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36
Continue on Highway 2
8.4 mi · 10 min · Highway 2
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37
Turn left onto Highway 92
23.8 mi · 27 min · Highway 92
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38
Continue on East Arnold Avenue
1.1 km · 1 min · East Arnold Avenue
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39
Continue on Highway 92
15.8 mi · 18 min · Highway 92
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40
Turn left
26.3 mi · 31 min
-
41
Take the exit slight right toward I 80 West
2961 ft · 1 min
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42
Merge slight left
72.8 mi · 1 hr 13 min
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43
Keep slight left to continue on I 80 West: Sidney, Cheyanne
43.5 mi · 43 min
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44
Take the exit slight right toward NE 17J Link: Sidney, Bridgeport
1806 ft · 45 sec
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45
Turn right onto Upland Parkway
1.4 km · 1 min · Upland Parkway
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46
Continue on Link 17J
1.2 mi · 2 min · Link 17J
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47
Turn left onto Illinois Street
1.7 mi · 3 min · Illinois Street
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48
Turn left onto 10th Avenue
723 ft · 17 sec · 10th Avenue
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49
Turn right onto King Street
106 m · 21 sec · King Street
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50
Turn left onto 11th Avenue
8 m · 1 sec · 11th Avenue
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51
Arrive at your destination
0 m · 1 sec · 11th Avenue
Car Route Details
A richer read on the saved driving route between South Sioux City and Sidney.
Long-distance drive
This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.
I 80 West
Merge slight left
72.8 mi · 01h 13m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
Better with a longer stop
This route is long enough that most travelers will be better off planning an overnight stay or a more deliberate stop window.
Chance Rain Showers leaving South Sioux City and Mostly Sunny near Sidney.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from South Sioux City to Sidney?
The road trip is about 428.2 miles (689.1 km) and usually takes 08h 09m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route is long enough that most travelers will be better off planning an overnight stay or a more deliberate stop window.
What is the halfway point on this route?
Westerville is a useful midpoint, sitting about 213.8 miles from South Sioux City and 214.4 miles from Sidney.
How much longer is the road route than the straight-line distance?
The direct path is about 350.3 miles (563.7 km), while the road route adds roughly 77.9 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 7:30 AM CDT. Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $56.98 one way or $113.96 round trip. Estimated CO2 is about 134.3 kg one way.
Do you cross a time zone on this route?
Yes. There is about a 1 hour time difference between South Sioux City and Sidney, so arrival and return times should be read in local time.
What should you check before leaving?
Before you leave, expect Chance Rain Showers around South Sioux City and Mostly Sunny near Sidney.
Stop Ideas Near Westerville
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 Westerville.
Holdrege
Flight Path Map
This map shows the direct air route between South Sioux City and Sidney. Straight-line distance: 350.25 mi (563.67 km).
#1 South Sioux City
City in Dakota County, Nebraska, United States
| Population | 12,809 |
| Coordinates | 42.4738800, -96.4136400 |
| Altitude | 337 |
| Country | United States |
#2 Sidney
City in Nebraska, United States
| Population | 6,235 |
| Coordinates | 41.1427600, -102.9779800 |
| Altitude | 1246 |
| Country | United States |
End: Sidney (-102.97798, 41.14276)
Estimated Travel Time
Distance: 689 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 14h 16m |
| 40 mph (64.37 km/h) | 10h 42m |
| 50 mph (80.47 km/h) | 08h 33m |
| 60 mph (96.56 km/h) | 07h 08m |
| 70 mph (112.65 km/h) | 06h 07m |
| 80 mph (129 km/h) | 05h 20m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $56.98 | $113.96 |
| Mid-grade | $4.25 | $64.26 | $128.53 |
| Premium | $4.65 | $70.32 | $140.64 |
| Diesel | $5.30 | $80.14 | $160.29 |
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 Nebraska · Apr 23, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.