How far is South Sioux City, NE from Seward, NE?
The driving distance from South Sioux City, NE to Seward, NE is about 142.9 miles (230 km), with a travel time of about 02h 52m by car.
- The straight-line flight distance is about 113.9 miles (183.3 km).
- For a round trip, plan for roughly 05h 45m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 8:00 AM to 10:00 AM CST.
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 52m.
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.
Town in Nebraska, USA
Route Weather Snapshot
Check the forecast at both ends before you head out.
Patchy Fog then Partly Sunny
Mostly Sunny
Driving Route Map
The map below follows the saved road route between South Sioux City and Seward.
Turn-by-Turn Driving Directions
Step-by-step road directions between South Sioux City and Seward.
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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
1.6 mi · 3 min · Highway 77
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4
Continue on Highway 77
15.1 mi · 18 min · Highway 77
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5
Enter the roundabout and take exit 2 toward Highway 77
35 m · 5 sec · Highway 77
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6
Exit the roundabout onto Highway 77
847 ft · 24 sec · Highway 77
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7
Continue on North Bluff Street
3018 ft · 1 min · North Bluff Street
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8
Enter the roundabout and take exit 1 toward Highway 77
18 m · 2 sec · Highway 77
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9
Exit the roundabout onto Highway 77
26.7 mi · 31 min · Highway 77
-
10
Continue on North Charde Avenue
1.6 mi · 3 min · North Charde Avenue
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11
Enter the roundabout and take exit 2 toward Highway 77
54 m · 3 sec · Highway 77
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12
Exit the roundabout onto Highway 77
6.3 mi · 7 min · Highway 77
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13
Continue on Oak Street
3022 ft · 57 sec · Oak Street
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14
Continue on Highway 77
8.2 mi · 9 min · Highway 77
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15
Continue on Highway US 77
1507 ft · 23 sec · Highway US 77
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16
Continue on Highway 77
1.1 km · 47 sec · Highway 77
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17
Take the ramp straight
8.3 mi · 9 min
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18
Take the exit right
1833 ft · 50 sec
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19
Merge slight left onto Highway 30
14.4 mi · 15 min · Highway 30
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20
Take the exit slight left
83 m · 8 sec
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21
Continue on Highway 79
1.5 km · 1 min · Highway 79
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22
Continue on North Main Street
1.3 km · 2 min · North Main Street
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23
Continue on Highway 79
1.2 km · 53 sec · Highway 79
-
24
Continue on County Road 25
3.9 mi · 5 min · County Road 25
-
25
Continue on County Road X
1.8 mi · 2 min · County Road X
-
26
Continue on County Road 27
13 mi · 15 min · County Road 27
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27
Turn right onto County Road K
5 mi · 6 min · County Road K
-
28
Continue on 32 Road
10 mi · 12 min · 32 Road
-
29
Turn left onto O Road
11.1 mi · 13 min · O Road
-
30
Continue on 280th Road
8 mi · 9 min · 280th Road
-
31
Continue on North 8th Street
3086 ft · 1 min · North 8th Street
-
32
Turn straight onto Highway 15
1201 ft · 24 sec · Highway 15
-
33
Continue on North 6th Street
1.3 km · 2 min · North 6th Street
-
34
Turn left onto Seward Street
101 m · 11 sec · Seward Street
-
35
Turn right onto South 5th Street
94 m · 18 sec · South 5th Street
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36
Turn right onto Main Street
86 m · 5 sec · Main Street
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37
Arrive at your destination
0 m · 1 sec · Main Street
Car Route Details
A richer read on the saved driving route between South Sioux City and Seward.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
Highway 77
Exit the roundabout onto Highway 77
26.7 mi · 00h 31m
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.
Patchy Fog then Partly Sunny leaving South Sioux City and Mostly Sunny near Seward.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from South Sioux City to Seward?
The road trip is about 142.9 miles (230 km) and usually takes 02h 52m 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?
Fremont is a useful midpoint, sitting about 71.5 miles from South Sioux City and 71.5 miles from Seward.
How much longer is the road route than the straight-line distance?
The direct path is about 113.9 miles (183.3 km), while the road route adds roughly 29 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 CST. If you want a more comfortable same-day return, try to leave by 12:44 PM CST.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $20.17 one way or $40.34 round trip. Estimated CO2 is about 44.8 kg one way.
What should you check before leaving?
Before you leave, expect Patchy Fog then Partly Sunny around South Sioux City and Mostly Sunny near Seward.
Stop Ideas Near Fremont
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 Fremont.
Omaha
Lincoln
Flight Path Map
This map shows the direct air route between South Sioux City and Seward. Straight-line distance: 113.89 mi (183.29 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 Seward
City in Alaska, USA
| Population | 7,363 |
| Coordinates | 40.9069500, -97.0989200 |
| Altitude | 455 |
| Country | United States |
End: Seward (-97.09892, 40.90695)
Estimated Travel Time
Distance: 230 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 04h 45m |
| 40 mph (64.37 km/h) | 03h 34m |
| 50 mph (80.47 km/h) | 02h 51m |
| 60 mph (96.56 km/h) | 02h 22m |
| 70 mph (112.65 km/h) | 02h 02m |
| 80 mph (129 km/h) | 01h 46m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.00 | $20.17 | $40.34 |
| Mid-grade | $4.26 | $21.48 | $42.95 |
| Premium | $4.80 | $24.18 | $48.35 |
| Diesel | $5.94 | $29.93 | $59.86 |
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 · Nov 10, 2026