Origin
Sturgis, SD
Evening in Sturgis on Sunday
Local time
5:06 PM
MDT
Current temp
42°F
Unavailable
Live forecast
Trip from Sturgis, SD to Fort Thompson, SD
Drive Time
4h
Distance
238.2 mi
383 km
Drive Score
8/10
Great drive
Same Day?
Yes, doable
Fuel Cost
$36
one way
EV Charging
Loading...
station data
Best Time to Leave
4 AM
3h 47m
★
6 AM
4h 0m
8 AM
4h 26m
10 AM
4h 9m
12 PM
4h 7m
3 PM
4h 11m
5 PM
4h 25m
8 PM
3h 53m
Estimated drive times based on typical traffic patterns. Actual times may vary with weather, construction, and real-time conditions.
Sturgis, SD
Julio Lopez
Fort Thompson, SD
Esteban Carriazo
Trip Overview
Spanning 238.2 miles across the Great Plains, this drive from Sturgis to Fort Thompson is a straightforward journey typically taking about 4 hours. Because the route is almost entirely highway-focused, you can easily complete it in a single day, making it an efficient choice for those looking to traverse South Dakota quickly. Budget approximately $36 for fuel to cover the distance, which is quite reasonable for a trip of this length. Since both your origin and destination sit within the same region, the landscape remains consistent throughout your travel. Whether you are heading east for business or leisure, the predictability of this path allows for simple planning without the need for an overnight split.
Trip Pace
Same-day drive is realistic
A same-day return is possible, but it will make for a full day on the road.
Break Rhythm
1 planned break
Plan on a short reset every 3 to 4 hours to stay fresh behind the wheel.
Midpoint
119.1 miles from Sturgis, SD
A natural place for your longest stop of the day , about 1h 55m into the drive .
Drive Character
You will spend 99% of your time on highways, primarily utilizing I-90 to cover the vast majority of the distance. Expect a consistent, interstate-focused experience, highlighted by a single, uninterrupted stretch of 216.2 miles along I-90. While the drive begins via Junction Avenue in Sturgis, you will quickly merge onto the main arterial roads that define this transit. The transition to SD-47 toward the end of your trip provides a slight change of pace before you arrive in Fort Thompson. Overall, it is a steady, high-speed drive that prioritizes efficiency over technical winding roads.
Most of the miles stay on highways, which makes pacing and fuel planning easier than turn-by-turn city driving.
There are about 10 navigation steps in the underlying route data, so the final approach matters more than the middle miles.
I 90 is the longest continuous segment at about 216.2 miles.
How Hard Is This Drive?
This is a straightforward highway drive that stays mostly on I 90 and SD 47. There are only a few real navigation decisions along the way. The trickiest moment comes early in the drive near I 90 Business / Junction Avenue.
Route Complexity
3/10
Easy - simple navigation with a manageable amount of wheel time
This is a straightforward 4h drive. You will face about 5 decision points, but nothing that requires special attention if you follow navigation.
Where does it get tricky?
The main spots that need attention: near the start (I 90 Business / Junction Avenue): Navigation decision point; at 1.4 miles (I 90; US 14; SD 79): Merge point - match speed before joining; at 217.6 miles: Exit ramp - move to the correct lane early.
Critical Maneuvers
5 of 5 key pointsThese are the spots where you need to pay the most attention. Preview them before you drive.
4
0 mi into trip
|
~0m in
|
I 90 Business / Junction Avenue
Turn left onto I 90 Business / Junction Avenue
Navigation decision point
3
1.4 mi into trip
|
~2m in
|
I 90; US 14; SD 79
Merge onto I 90; US 14; SD 79
Merge point - match speed before joining
3
217.6 mi into trip
|
~3h 29m in
Take the exit
Exit ramp - move to the correct lane early
4
217.9 mi into trip
|
~3h 30m in
|
SD 248
Turn left onto SD 248
Navigation decision point
5
238.2 mi into trip
|
~4h in
|
BIA 4 / BIA Route 4
Turn sharp right onto BIA 4 / BIA Route 4
Sharp turn - reduce speed on approach
Main Roads
| Road | Distance | Duration |
|---|---|---|
| I 90 | 216.2 mi | 3h 26m |
| SD 47 | 19.4 mi | 28m |
| Junction Avenue | 1.1 mi | 1m |
| SD 248 | 0.8 mi | 1m |
| I 90 Business | 0.3 mi | <1m |
| BIA Route 4 | <0.1 mi | <1m |
| Edmunds Street | <0.1 mi | <1m |
Longest stretch:
I 90
— 216.2 mi, about 3h 26m
Turn-by-Turn Driving Directions
Step-by-step road directions between Sturgis, SD and Fort Thompson, SD.
1
Start on Edmunds Street
13 ft
·
6 sec
·
Edmunds Street
2
Turn left onto I 90 Business
1.1 mi
·
1 min
·
Junction Avenue
3
Take the ramp onto I 90 Business
0.3 mi
·
38 sec
·
I 90 Business
4
Merge onto I 90; US 14; SD 79
25 mi
·
25 min
·
I 90; US 14; SD 79
5
Continue on I 90; US 14; US 16 Truck; SD 79
191 mi
·
3 hr 1 min
·
I 90; US 14; US 16 Truck; SD 79
Use the none lane.
6
Take the exit
0.3 mi
·
50 sec
7
Turn left onto SD 248
0.8 mi
·
1 min
·
SD 248
8
Continue on SD 47
19 mi
·
28 min
·
SD 47
9
Turn sharp right onto BIA 4
65 ft
·
1 sec
·
BIA Route 4
10
Arrive at destination
BIA 4
Trip Plan
To keep your travel smooth, aim to depart early in the morning to maximize daylight hours during your 4-hour trek. Although the route is short enough to drive in one go, you should plan for at least one stop to stretch your legs and refuel. Keep an eye on your fuel gauge during that long 216.2-mile stretch on I-90, as services can be spaced out across the plains. Flexibility is your biggest advantage here, so feel free to adjust your pace if traffic patterns shift. A helpful tip for this specific route is to coordinate your transition from I-90 to SD-47 carefully, as this shift will be the primary change in your navigational rhythm before reaching your destination.
Morning Departure
An early start around 7-8 AM gets you there with plenty of daylight left.
Evening Departure
A late afternoon start means arriving after dark. Morning is better.
You can normally do this drive in one day.
Plan roughly 1 meaningful break for fuel, food, and rest.
The halfway point lands around 119.1 miles from Sturgis, SD, or about 1h 55m into the drive.
The longest continuous stretch on this route runs about 216.2 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 119.1 miles or 1h 55m in
This is the best place for your longest stop, a real meal, and a full fuel check.
Final approach
Final hour starts around 3h 8m
Traffic, exits, and arrival timing usually matter more near Fort Thompson, SD than in the middle of the route.
Before You Leave
+
Open the route before leaving Sturgis, 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 Sturgis, SD
This is one driving day of about 238.2 miles and 4h.
Your first comfortable stop window is around 80 miles from Sturgis, SD.
This route can stay practical as a one-day drive if traffic stays reasonable.
Plan about 1 real break rather than only quick fuel stops.
The longest stretch is on I 90 for about 216.2 miles.
Where to Stop
Rest stops, refuel points, and overnight suggestions along this route.
Halfway Point
Midpoint
About 119.1 mi from Sturgis, SD · 1h 55m into the drive
Mid-route town
Meal stop
119 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 119.1 miles from Sturgis, SD, which is a good place for a longer meal and fuel stop.
Before the longest stretch
Fuel checkTop up before I 90 if your tank is already low. That segment runs about 216.2 miles.
Arriving in Fort Thompson, SD
The final approach into Fort Thompson, 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 Fort Thompson, SD.
After long uninterrupted mileage, take five minutes before the last urban segment to reset and refocus on exits, merges, and city traffic.
These stop ideas are pacing suggestions — the exact town or exit can change with traffic, hotel plans, and fuel range.
Fuel & Cost
Regular Gas
$36.18 one way
$72.36 round trip
$3.86/gal
25.4 MPG avg
83 kg CO2
| Fuel Type | $/gal | One Way | Round Trip |
|---|---|---|---|
| midgrade | $4.25 | $39.88 | $79.77 |
| premium | $4.80 | $44.97 | $89.93 |
| diesel | $5.64 | $52.92 | $105.84 |
No toll roads detected on this route.
Estimated Trip Cost (one way, 1 person)
Fuel
$36
Meals
$25–$50
Total
$61–$86
Rough estimate based on US averages. Hotel $80–$140/night, meals $25–$50/day.
Estimated CO2 emission: 83.3 kg one way. Prices: EIA weekly data, 2026-04-06.
Driving Electric?
About $25 in charging · 0 stops · 66% less CO2
| Vehicle Type | kWh | Stops | DC Fast | Home Charge |
|---|---|---|---|---|
| Average EV | 71.5 | 0 | $25.01 | $11.43 |
| Efficient EV | 59.6 | 0 | $20.84 | $9.53 |
| EV Truck/SUV | 95.3 | 1 | $33.35 | $15.24 |
Gas CO2
83 kg
EV CO2
28 kg (66% less)
Plan for 0 charging stops, roughly every 270 miles. Allow 25-40 minutes per stop at a DC fast charger.
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
Fort Thompson, SD
Evening in Fort Thompson on Sunday
Local time
6:06 PM
CDT
Current temp
69°F
Unavailable
Live forecast
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
1 hour later
The destination clock does not match departure time, so double-check hotel check-in windows and late arrival plans.
Temperature spread
27 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
4h on the road
An early start around 7-8 AM gets you there with plenty of daylight left.
Weather data from the National Weather Service. Conditions may change; check closer to your travel date.
Frequently Asked Questions
The drive from Sturgis, SD to Fort Thompson, SD covers 238.2 miles and takes about 4h without stops. Add 15-30 minutes for a fuel or rest stop on longer drives.
The main roads are I 90, SD 47, Junction Avenue. Most of the drive stays on highways, so watch for ramps and exits.
This is a comfortable same-day trip.
The midpoint is about 119.1 miles from Sturgis, SD. Look for rest areas, gas stations, or food options near the halfway mark.
At current regular gas prices, expect to spend about $36.18 one way. This estimate uses 25.4 MPG — your actual cost will vary with your vehicle's fuel efficiency and current gas prices.
An early start around 7-8 AM gets you there with plenty of daylight left. A late afternoon start means arriving after dark. Morning is better.
Plan about 1 meaningful break for fuel, food, or rest. Plan on a short reset every 3 to 4 hours to stay fresh behind the wheel.
This is a straightforward 4h drive. You will face about 5 decision points, but nothing that requires special attention if you follow navigation.
The main spots that need attention: near the start (I 90 Business / Junction Avenue): Navigation decision point; at 1.4 miles (I 90; US 14; SD 79): Merge point - match speed before joining; at 217.6 miles: Exit ramp - move to the correct lane early.
The route from Sturgis, SD to Fort Thompson, SD does not surface many named destination signs beyond the main corridor.
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