Origin
Watertown, SD
Afternoon in Watertown on Sunday
Local time
4:54 PM
CDT
Current temp
36°F
Unavailable
Live forecast
Trip from Watertown, SD to Sioux Falls, SD
Drive Time
1h 46m
Distance
105.8 mi
170 km
Drive Score
8/10
Great drive
Same Day?
Yes, doable
Fuel Cost
$16
one way
EV Charging
Loading...
station data
Best Time to Leave
4 AM
1h 38m
★
6 AM
1h 46m
8 AM
2h 2m
10 AM
1h 52m
12 PM
1h 50m
3 PM
1h 53m
5 PM
2h 1m
8 PM
1h 41m
Estimated drive times based on typical traffic patterns. Actual times may vary with weather, construction, and real-time conditions.
Watertown, SD
David Kanigan
Sioux Falls, SD
Tom Fisk
Trip Overview
Connecting Watertown to Sioux Falls is a straightforward 105.8-mile journey across the Great Plains of South Dakota. You can easily complete this drive in about 1 hour and 46 minutes, making it an ideal day trip that requires no overnight stops. Budgeting approximately $16 for fuel is a safe estimate for your transit between these two cities. Because you will be traveling through a consistent regional landscape, the trip is efficient and simple to navigate. Whether you are heading south for business or leisure, the lack of required stops allows for a very flexible schedule.
Trip Pace
Same-day drive is realistic
A same-day return is realistic if you keep stops short.
Break Rhythm
0 planned breaks
A short stop every 2 to 3 hours is enough for this drive.
Midpoint
52.9 miles from Watertown, SD
A natural place for your longest stop of the day , about 53m into the drive .
Drive Character
Expect a highly efficient experience, as 96% of this route consists of highway driving. You will spend the vast majority of your time on I-29, which accounts for a 93.5-mile stretch of your journey. The road transitions briefly to I-90 and I-229 as you reach your destination, keeping the pace fast and the navigation simple. While it is a quintessential interstate grind, the high percentage of highway use ensures you cover the distance quickly. You can anticipate a steady, predictable flow behind the wheel from start to finish.
Most of the miles stay on highways, which makes pacing and fuel planning easier than turn-by-turn city driving.
There are about 16 navigation steps in the underlying route data, so the final approach matters more than the middle miles.
I 29 is the longest continuous segment at about 93.5 miles.
How Hard Is This Drive?
This is a straightforward highway drive that stays mostly on I 29 and I 90. This route has several spots where lane changes, forks, or exits need your full attention. The trickiest moment comes around 0.2 miles in near 1st Avenue Northeast.
Route Complexity
8/10
Demanding - plan breaks and stay ahead of the key maneuvers
This is a demanding drive. With 13 significant decision points across 105.8 miles, you will need to stay alert — especially through interchange areas and urban stretches. Consider splitting it into segments if you are not comfortable with fast highway navigation.
Where does it get tricky?
The main spots that need attention: at 0.2 miles (1st Avenue Northeast): Lane positioning matters here; at 2.7 miles (US 212 / 9th Avenue Southeast): Lane positioning matters here; at 101 miles: Exit ramp - move to the correct lane early. Lane positioning matters here.
Critical Maneuvers
5 of 13 key pointsThese are the spots where you need to pay the most attention. Preview them before you drive.
6
0.2 mi into trip
|
~0m in
|
1st Avenue Northeast
Turn right onto 1st Avenue Northeast
Lane positioning matters here
Use the straight lane.
6
2.7 mi into trip
|
~5m in
|
US 212 / 9th Avenue Southeast
Turn left onto US 212 / 9th Avenue Southeast
Lane positioning matters here
Use the straight lane.
7
101 mi into trip
|
~1h 39m in
Take the exit toward I 229 South
Exit ramp - move to the correct lane early. Lane positioning matters here
Use the slight right lane.
Exit 400
Toward I 229 South
8
105 mi into trip
|
~1h 44m in
|
I 229 Business
Take the exit onto I 229 Business toward 10th Street, Downtown
Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one
Use the slight right lane.
Exit 6
Toward 10th Street, Downtown
9
105.3 mi into trip
|
~1h 44m in
|
I 229 Business
Keep slight right at fork onto I 229 Business toward SD 42: Downtown, Washington Pavilion
Highway fork - watch signs carefully. Lane positioning matters here. Multiple destination signs - pick the right one
Use the slight right lane.
Toward SD 42: Downtown, Washington Pavilion
Main Roads
| Road | Distance | Duration |
|---|---|---|
| I 29 | 93.5 mi | 1h 27m |
| I 90 | 3.7 mi | 4m |
| I 229 | 3.6 mi | 4m |
| 1st Avenue Northeast | 1.4 mi | 2m |
| Willow Creek Drive Southeast | 1.1 mi | 2m |
| 9th Avenue Southeast | 0.5 mi | <1m |
| I 229 Business | 0.4 mi | <1m |
| East 8th Street | 0.2 mi | <1m |
Longest stretch:
I 29
— 93.5 mi, about 1h 27m
Turn-by-Turn Driving Directions
Step-by-step road directions between Watertown, SD and Sioux Falls, SD.
1
Start on South Broadway
0.2 mi
·
30 sec
·
South Broadway
2
Turn right onto 1st Avenue Northeast
1.4 mi
·
2 min
·
1st Avenue Northeast
Use the straight lane.
3
Continue on Willow Creek Drive Southeast
1.1 mi
·
2 min
·
Willow Creek Drive Southeast
Use the straight lane.
4
Turn left onto US 212
0.5 mi
·
49 sec
·
9th Avenue Southeast
Use the straight lane.
5
Take the ramp
0.3 mi
·
38 sec
Toward I-29: Brookings
6
Merge onto I 29
94 mi
·
1 hr 27 min
·
I 29
7
Take the exit
0.2 mi
·
30 sec
Toward Interstate 90 East: Albert Lea
8
Merge onto I 90
3.7 mi
·
4 min
·
I 90
9
Take the exit
0.5 mi
·
33 sec
Exit 400
Toward I 229 South
Use the slight right lane.
10
Merge onto I 229
3.6 mi
·
4 min
·
I 229
Use the none lane.
11
Take the exit onto I 229 Business
0.2 mi
·
32 sec
·
I 229 Business
Exit 6
Toward 10th Street, Downtown
Use the slight right lane.
12
Keep slight right at fork onto I 229 Business
0.1 mi
·
20 sec
·
I 229 Business
Toward SD 42: Downtown, Washington Pavilion
Use the slight right lane.
13
Turn right onto South Lowell Avenue
0.1 mi
·
22 sec
·
South Lowell Avenue
14
Turn left onto East 8th Street
0.2 mi
·
29 sec
·
East 8th Street
15
Turn right onto North Chicago Avenue
0.1 mi
·
23 sec
·
North Chicago Avenue
16
Arrive at destination
North Chicago Avenue
Trip Plan
Since this is a relatively short trip, you have the advantage of choosing your departure time based on your personal preference rather than endurance. With no mandatory stops required for a 105.8-mile haul, you can comfortably make the drive in one go. Keep an eye on your fuel levels before leaving Watertown, as the majority of your time will be spent on the open interstate. If you are traveling during peak hours, be prepared for the transition onto I-229 as you approach the Sioux Falls area. Taking advantage of the route's simplicity allows you to plan your arrival with a high degree of certainty.
Morning Departure
Leave by 9 AM and you'll arrive before lunch.
Evening Departure
Even a 4 PM departure gets you there before dark in summer.
You can normally do this drive in one day.
You may only need one short stretch break if traffic stays light.
The halfway point lands around 52.9 miles from Watertown, SD, or about 53m into the drive.
The longest continuous stretch on this route runs about 93.5 miles.
This is a comfortable same-day trip.
Departure
Before you leave
Start with fuel, water, and navigation already sorted so the first hour feels easy.
First stop
Around 80 miles or 1h 18m in
Use this first pause for coffee, a restroom break, and a quick traffic check ahead.
Halfway reset
Around 52.9 miles or 53m in
This is the best place for your longest stop, a real meal, and a full fuel check.
Final approach
Final hour starts around 1h 24m
Traffic, exits, and arrival timing usually matter more near Sioux Falls, SD than in the middle of the route.
Before You Leave
+
Open the route before leaving Watertown, SD so your first major turns are already loaded.
+
Leave with enough water and a charging cable within reach, not packed away.
+
Check your fuel range against the first long segment, especially if you are starting outside city service areas.
Day 1
Settle into the route from Watertown, SD
This is one driving day of about 105.8 miles and 1h 46m.
Your first comfortable stop window is around 80 miles from Watertown, SD.
This route can stay practical as a one-day drive if traffic stays reasonable.
You may only need one short stretch stop if conditions stay smooth.
The longest stretch is on I 29 for about 93.5 miles.
Where to Stop
Rest stops, refuel points, and overnight suggestions along this route.
Halfway Point
Midpoint
About 52.9 mi from Watertown, SD · 53m into the drive
Mid-route town
Meal stop
53 mi into the route
Best for: Lunch, fuel, and a longer reset
This sits close to the middle of the route, so it works well for the longest stop of the day.
Pacing Suggestions
Fuel and coffee
A short stop after about 80 miles helps settle the day before fatigue starts building.
Meal break
The midpoint is around 52.9 miles from Watertown, SD, which is a good place for a longer meal and fuel stop.
Before the longest stretch
Fuel checkTop up before I 29 if your tank is already low. That segment runs about 93.5 miles.
Arriving in Sioux Falls, SD
The final approach into Sioux Falls, SD usually feels slower than the middle of the drive, so avoid planning your tightest schedule at the very end.
Try to arrive with enough fuel left to skip an immediate station stop unless you already know the area around Sioux Falls, SD.
These stop ideas are pacing suggestions — the exact town or exit can change with traffic, hotel plans, and fuel range.
Fuel & Cost
Regular Gas
$16.07 one way
$32.14 round trip
$3.86/gal
25.4 MPG avg
37 kg CO2
| Fuel Type | $/gal | One Way | Round Trip |
|---|---|---|---|
| midgrade | $4.25 | $17.72 | $35.43 |
| premium | $4.80 | $19.97 | $39.95 |
| diesel | $5.64 | $23.51 | $47.01 |
No toll roads detected on this route.
Estimated Trip Cost (one way, 1 person)
Fuel
$16
Meals
$25–$50
Total
$41–$66
Rough estimate based on US averages. Hotel $80–$140/night, meals $25–$50/day.
Estimated CO2 emission: 37 kg one way. Prices: EIA weekly data, 2026-04-06.
Driving Electric?
About $11 in charging · 0 stops · 68% less CO2
| Vehicle Type | kWh | Stops | DC Fast | Home Charge |
|---|---|---|---|---|
| Average EV | 31.7 | 0 | $11.11 | $5.08 |
| Efficient EV | 26.5 | 0 | $9.26 | $4.23 |
| EV Truck/SUV | 42.3 | 0 | $14.81 | $6.77 |
Gas CO2
37 kg
EV CO2
12 kg (68% less)
This trip is well within single-charge range for most EVs. No charging stops needed if you start fully charged.
DC fast charging avg $0.35/kWh. Home charging avg $0.16/kWh. US grid CO2: 0.39 kg/kWh.
Travel Intel
Current conditions at both ends of the drive.
Destination
Sioux Falls, SD
Afternoon in Sioux Falls on Sunday
Local time
4:54 PM
CDT
Current temp
40°F
Unavailable
Live forecast
Along the Route
38°F
Madison, SD
53 mi in
Seasonal Notes
Summer travel usually means heavier construction, hotter rest stops, and busier weekend traffic around major cities.
Winter travel shortens daylight, so a route that looks manageable on paper can feel much longer after dark.
Holiday weekends tend to make both departure and arrival windows slower than the raw route time suggests.
Time zone
Same local time
Origin and destination are on the same clock, so arrival timing is easier to judge at a glance.
Temperature spread
4 degrees warmer at arrival
A meaningful temperature swing is a good cue to rethink layers, water, and how soon you want to arrive.
Road read
1h 46m on the road
Use the two city cards together: check the sky where you start, then compare it with the local time and temperature at arrival.
Weather data from the National Weather Service. Conditions may change; check closer to your travel date.
Frequently Asked Questions
The drive from Watertown, SD to Sioux Falls, SD covers 105.8 miles and takes about 1h 46m without stops. Add 15-30 minutes for a fuel or rest stop on longer drives.
The main roads are I 29, I 90, I 229. Most of the drive stays on highways, so watch for ramps and exits.
This is a comfortable same-day trip.
The midpoint is about 52.9 miles from Watertown, SD. Look for rest areas, gas stations, or food options near the halfway mark.
At current regular gas prices, expect to spend about $16.07 one way. This estimate uses 25.4 MPG — your actual cost will vary with your vehicle's fuel efficiency and current gas prices.
Leave by 9 AM and you'll arrive before lunch. Even a 4 PM departure gets you there before dark in summer.
This is a demanding drive. With 13 significant decision points across 105.8 miles, you will need to stay alert — especially through interchange areas and urban stretches. Consider splitting it into segments if you are not comfortable with fast highway navigation.
The main spots that need attention: at 0.2 miles (1st Avenue Northeast): Lane positioning matters here; at 2.7 miles (US 212 / 9th Avenue Southeast): Lane positioning matters here; at 101 miles: Exit ramp - move to the correct lane early. Lane positioning matters here.
The route from Watertown, SD to Sioux Falls, SD does not surface many named destination signs beyond the main corridor.
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