How far is Gregory, SD from Sioux Falls, SD?
The driving distance from Gregory, SD to Sioux Falls, SD is about 182.4 miles (293.5 km), with a travel time of about 02h 49m by car.
- The straight-line flight distance is about 138.8 miles (223.4 km).
- For a round trip, plan for roughly 05h 38m 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.
Township in Aurora County, South Dakota
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny
Mostly Sunny
Driving Route Map
The map below follows the saved road route between Gregory and Sioux Falls.
Turn-by-Turn Driving Directions
Step-by-step road directions between Gregory and Sioux Falls.
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1
Start on East 6th Street
1291 ft · 59 sec · East 6th Street
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2
At the end of the road, turn right onto Park Avenue
10.6 mi · 19 min · Park Avenue
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3
Turn right onto State Highway 44
16 mi · 24 min · State Highway 44
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4
Continue on SD Highway 44
14.9 mi · 22 min · SD Highway 44
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5
Continue on West 7th Street
2086 ft · 41 sec · West 7th Street
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6
Turn left onto South Main Avenue
1.2 km · 1 min · South Main Avenue
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7
Continue on SD Highway 45
23.7 mi · 35 min · SD Highway 45
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8
Take the ramp right
1563 ft · 38 sec
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9
Merge slight left
110.7 mi · 1 hr 45 min
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10
Take the exit slight right toward I 229 South
2551 ft · 33 sec
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11
Merge slight left
3.6 mi · 4 min
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12
Take the exit slight right toward 10th Street, Downtown
1309 ft · 32 sec
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13
Keep slight right to continue on SD 42: Downtown, Washington Pavilion
610 ft · 21 sec
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14
Turn right onto South Lowell Avenue
633 ft · 23 sec · South Lowell Avenue
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15
Turn left onto East 8th Street
992 ft · 29 sec · East 8th Street
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16
Turn right onto North Chicago Avenue
540 ft · 24 sec · North Chicago Avenue
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17
Arrive at your destination
0 m · 1 sec · North Chicago Avenue
Car Route Details
A richer read on the saved driving route between Gregory and Sioux Falls.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
SD Highway 45
Merge slight left
111 mi · 01h 45m
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.
Mostly Sunny leaving Gregory and Mostly Sunny near Sioux Falls.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Gregory to Sioux Falls?
The road trip is about 182.4 miles (293.5 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?
Plankinton is a useful midpoint, sitting about 91.1 miles from Gregory and 91.3 miles from Sioux Falls.
How much longer is the road route than the straight-line distance?
The direct path is about 138.8 miles (223.4 km), while the road route adds roughly 43.6 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 12:52 PM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $24.29 one way or $48.57 round trip. Estimated CO2 is about 57.2 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Gregory and Mostly Sunny near Sioux Falls.
Flight Path Map
This map shows the direct air route between Gregory and Sioux Falls. Straight-line distance: 138.81 mi (223.4 km).
#1 Gregory
City in Gregory County, South Dakota, United States
| Population | 1,250 |
| Coordinates | 43.2322200, -99.4303800 |
| Altitude | 661 |
| Country | United States |
#2 Sioux Falls
The largest city in South Dakota.
| Population | 157,584 |
| Coordinates | 43.5499700, -96.7003300 |
| Altitude | 448 |
| Country | United States |
End: North Chicago Avenue (-96.700171, 43.549971)
Estimated Travel Time
Distance: 293 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 06h 04m |
| 40 mph (64.37 km/h) | 04h 33m |
| 50 mph (80.47 km/h) | 03h 38m |
| 60 mph (96.56 km/h) | 03h 02m |
| 70 mph (112.65 km/h) | 02h 36m |
| 80 mph (129 km/h) | 02h 16m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $24.29 | $48.57 |
| Mid-grade | $4.25 | $27.39 | $54.78 |
| Premium | $4.65 | $29.97 | $59.94 |
| Diesel | $5.30 | $34.16 | $68.32 |
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 South Dakota · 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.