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.
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
428.18 mi
08h 09m
Flight
350.25 mi
563.67 km direct

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

Learn Distance

Choose another destination from South Sioux City.

Flight Distance

Direct air line
350.25 mi
Kilometers
563.67 km
Flight Time
00h 42m

Driving Distance

Road route
428.18 mi
Kilometers
689.09 km
Drive Time
08h 09m

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.

Arrival Snapshot
Arrive in Sidney
Thu, Apr 23, 10:00 AM MDT
Return by in South Sioux City
Thu, Apr 23, 7:10 PM CDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave South Sioux City
2026-04-23T02:50
Arrive Sidney
Thu, Apr 23, 11:00 AM CDT
Route Timing
08h 09m
One way by road
Best Departure Window
6:00 AM to 7:30 AM CDT
Treat this as a longer travel day
Arrive between
1:10 PM to 2:40 PM MDT

Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.

Leave by
7:40 PM CDT
Keeps a same-day return open with about 08h 00m at the destination.
Back in South Sioux City
8:00 PM CDT
Overnight-style route

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
Westerville
NE

Township in Custer County, Nebraska

From South Sioux City
213.8 mi
04h 04m
To Sidney
214.4 mi
04h 04m

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
25 mph SSW
Destination
67°F
Thursday

Mostly Sunny

Starts
Thu, Apr 23 6:00 AM MDT
Wind
20 to 30 mph WNW

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.

  1. 1

    Start on Dakota Avenue

    1499 ft · 55 sec · Dakota Avenue

  2. 2

    Turn right onto West 21st Street

    1 km · 1 min · West 21st Street

  3. 3

    Turn left onto Highway 77

    1.3 mi · 2 min · Highway 77

  4. 4

    Take the exit slight right toward US 20 West

    2387 ft · 41 sec

  5. 5

    Merge slight left

    36.7 mi · 43 min

  6. 6

    Continue on Willow Street

    1615 ft · 34 sec · Willow Street

  7. 7

    Continue on Highway 20

    5.6 mi · 7 min · Highway 20

  8. 8

    Continue on 1st Street

    2087 ft · 35 sec · 1st Street

  9. 9

    Continue on Highway 20

    20.3 mi · 24 min · Highway 20

  10. 10

    Continue on Front Street

    1.1 km · 1 min · Front Street

  11. 11

    Continue on Highway 20

    8.8 mi · 10 min · Highway 20

  12. 12

    Continue on East Park Avenue

    1.3 mi · 3 min · East Park Avenue

  13. 13

    Continue on Highway 20

    11.6 mi · 13 min · Highway 20

  14. 14

    Turn left onto Highway 14

    14.7 mi · 17 min · Highway 14

  15. 15

    Continue on S Street

    1750 ft · 35 sec · S Street

  16. 16

    Continue on Highway 14

    10.6 mi · 12 min · Highway 14

  17. 17

    Continue on 2nd Street

    1349 ft · 29 sec · 2nd Street

  18. 18

    Turn right onto Highway 70

    23.9 mi · 28 min · Highway 70

  19. 19

    Turn left onto Highway 281

    7 mi · 8 min · Highway 281

  20. 20

    Continue on East Street

    1382 ft · 18 sec · East Street

  21. 21

    Continue on Highway 281

    6.8 mi · 8 min · Highway 281

  22. 22

    Turn right onto Highway 70 - 91

    11.1 mi · 13 min · Highway 70 - 91

  23. 23

    Continue on Highway 70/91

    2.5 mi · 3 min · Highway 70/91

  24. 24

    Turn left onto Highway 70

    15.8 mi · 18 min · Highway 70

  25. 25

    Continue on G Street

    1279 ft · 31 sec · G Street

  26. 26

    Turn left onto North 14th Street

    1526 ft · 33 sec · North 14th Street

  27. 27

    Turn right onto L Street

    1.4 km · 2 min · L Street

  28. 28

    Continue on Highway 70

    13.9 mi · 16 min · Highway 70

  29. 29

    Continue on Highway 70

    5.5 mi · 6 min · Highway 70

  30. 30

    Continue on Bridge Street

    1.4 km · 1 min · Bridge Street

  31. 31

    Continue on Highway 70

    13.8 mi · 16 min · Highway 70

  32. 32

    At the end of the road, turn right onto Highway 183

    1 mi · 1 min · Highway 183

  33. 33

    Turn left onto Highway 70

    12 mi · 14 min · Highway 70

  34. 34

    At the end of the road, turn left onto Memorial Drive

    66 m · 10 sec · Memorial Drive

  35. 35

    Turn right onto South E Street

    2.1 mi · 2 min · South E Street

  36. 36

    Continue on Highway 2

    8.4 mi · 10 min · Highway 2

  37. 37

    Turn left onto Highway 92

    23.8 mi · 27 min · Highway 92

  38. 38

    Continue on East Arnold Avenue

    1.1 km · 1 min · East Arnold Avenue

  39. 39

    Continue on Highway 92

    15.8 mi · 18 min · Highway 92

  40. 40

    Turn left

    26.3 mi · 31 min

  41. 41

    Take the exit slight right toward I 80 West

    2961 ft · 1 min

  42. 42

    Merge slight left

    72.8 mi · 1 hr 13 min

  43. 43

    Keep slight left to continue on I 80 West: Sidney, Cheyanne

    43.5 mi · 43 min

  44. 44

    Take the exit slight right toward NE 17J Link: Sidney, Bridgeport

    1806 ft · 45 sec

  45. 45

    Turn right onto Upland Parkway

    1.4 km · 1 min · Upland Parkway

  46. 46

    Continue on Link 17J

    1.2 mi · 2 min · Link 17J

  47. 47

    Turn left onto Illinois Street

    1.7 mi · 3 min · Illinois Street

  48. 48

    Turn left onto 10th Avenue

    723 ft · 17 sec · 10th Avenue

  49. 49

    Turn right onto King Street

    106 m · 21 sec · King Street

  50. 50

    Turn left onto 11th Avenue

    8 m · 1 sec · 11th Avenue

  51. 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.

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
51 steps
20 turns on the saved route
Ramps & Exits
5
2 merges, 3 ramps or exits
Navigation Density
11.9 / 100 mi
Decision points by distance
Main Roads
I 80 West
117 mi · 27%
Highway 70
84.9 mi · 20%
Highway 20
46.4 mi · 11%
Highway 92
39.6 mi · 9%
US 20 West
37.1 mi · 9%
Highway 14
25.3 mi · 6%
Longest Stretch

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.

Trip Read

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.

Drive Time
08h 09m
Overnight route
Same-Day Return
16h 20m
Round-trip wheel time
Road vs Air
+77.9 mi
350.3 mi direct line
Halfway Stop
Westerville
04h 04m from South Sioux City
Leave By
7:40 PM CDT
Overnight-style route
Weather Watch

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.

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

RAIL

Holdrege

107 mi away
100 West Ave.

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).

South Sioux City

#1 South Sioux City

City in Dakota County, Nebraska, United States

Population12,809
Coordinates42.4738800, -96.4136400
Altitude337
CountryUnited States
Sidney

#2 Sidney

City in Nebraska, United States

Population6,235
Coordinates41.1427600, -102.9779800
Altitude1246
CountryUnited States
Start: South Sioux City (-96.41364, 42.47388)
End: Sidney (-102.97798, 41.14276)

Estimated Travel Time

Distance: 689 km by road

SpeedTime
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.

One-way fuel
15.11 gal
57.19 L · about $56.98
Round trip
$113.96
30.22 gal · 114.38 L
Estimated CO2
134.3 kg one way
Round trip: 268.6 kg / 592 lb CO2, using regular gasoline.
Fuel$/galOne wayRound 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

Please keep in mind that there is a 1 hour time gap between South Sioux City, NE and Sidney, NE. The current time in South Sioux City is 02:50:44, although it is 01:50:44 in Sidney.

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.