Connecting Tyndall to Madison, this 110.5-mile journey across the South Dakota Great Plains is a straightforward trip that fits easily into a single day. You can expect to spend about 2 hours and 28 minutes behind the wheel, making it an ideal choice if you want to reach your destination without an overnight split. Budgeting roughly $17 for fuel is a safe estimate for most standard vehicles on this route. Because the drive is relatively short and efficient, it serves as a reliable connection between these two communities. Whether you are heading out for work or visiting friends, the route offers a consistent pace through the heart of the region.
Trip Pace
Same-day drive is realistic
A same-day return is realistic if you keep stops short.
Midpoint
55.3 miles from Tyndall, SD
A natural place for your longest stop of the day
, about 1h 13m into the drive
.
Main Roads
Road
Distance
Duration
US Highway 81
65 mi
1h 21m
SD Highway 46
24 mi
28m
SD Highway 34
12.5 mi
18m
416th Avenue
5.8 mi
13m
Northwest 2nd Street
1.3 mi
2m
South Nebraska Street
1 mi
1m
West 24th Avenue
0.5 mi
1m
Main Street
0.4 mi
1m
Longest stretch:
US Highway 81
— 65 mi, about 1h 21m
Turn-by-Turn Driving Directions
Step-by-step road directions between Tyndall, SD and Madison, SD.
1
Start on West 18th Avenue
50 ft·7 sec·West 18th Avenue
2
Turn left onto Main Street
0.4 mi·1 min·Main Street
3
Continue on West 24th Avenue
0.5 mi·1 min·West 24th Avenue
4
Turn right onto CR 416
5.8 mi·13 min·416th Avenue
5
Turn right onto SD 46
24 mi·28 min·SD Highway 46
6
Turn left onto US 81
46 mi·53 min·US Highway 81
7
Continue on US 81
1.0 mi·1 min·South Nebraska Street
8
Continue on US 81
19 mi·28 min·US Highway 81
9
At end of road, turn right onto US 81; SD 34
13 mi·18 min·SD Highway 34
10
Continue on US 81; SD 34
1.3 mi·2 min·Northwest 2nd Street
11
Turn right onto North Egan Avenue
384 ft·12 sec·North Egan Avenue
12
Arrive at destination
North Egan Avenue
Trip Plan
Since the total drive time is under three hours, you have plenty of flexibility to plan your departure around your personal schedule. You will not need to worry about intensive stop planning, as the duration is manageable without mandatory rest breaks. Because you will spend the majority of your time on highways, keep a close watch on your fuel levels before leaving Tyndall to ensure you stay within your $17 budget. A helpful tip for this specific route is to stay focused during the transition between SD Highway 46 and US Highway 81, as these highway interchanges are the main points where you will need to adjust your navigation. Given the lack of planned stops, consider bringing your own refreshments to maintain comfort throughout the 110.5-mile trek.
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 55.3 miles from Tyndall, SD, or about 1h 13m into the drive.
The longest continuous stretch on this route runs about 65 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 24 miles or 36m in
Use this first pause for coffee, a restroom break, and a quick traffic check ahead.
Halfway reset
Around 55.3 miles or 1h 13m 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 58m
Traffic, exits, and arrival timing usually matter more near Madison, SD than in the middle of the route.
Before You Leave
+
Open the route before leaving Tyndall, 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 Tyndall, SD
This is one driving day of about 110.5 miles and 2h 28m.
Your first comfortable stop window is around 24 miles from Tyndall, SD.
This route can stay practical as a one-day drive if traffic stays reasonable.
The longest stretch is on US Highway 81 for about 65 miles.
Where to Stop
Rest stops, refuel points, and overnight suggestions along this route.
Place data sourced from public business listings. Hours and availability may vary.
Heads-up: tricky spots
5 of 6
5 decision points cluster between mile 0 and 110.5 — GPS handles the exact turns, but know they're coming. Your lane choice matters more than the turn itself.
3
0 mi into trip|~0m in|Main Street
Turn left onto Main Street
Navigation decision point
3
0.9 mi into trip|~2m in|CR 416 / 416th Avenue
Turn right onto CR 416 / 416th Avenue
Navigation decision point
4
30.7 mi into trip|~44m in|US 81 / US Highway 81
Turn left onto US 81 / US Highway 81
Navigation decision point
4
96.6 mi into trip|~2h 7m in|US 81; SD 34 / SD Highway 34
At end of road, turn right onto US 81; SD 34 / SD Highway 34
Navigation decision point
4
110.5 mi into trip|~2h 28m in|North Egan Avenue
Turn right onto North Egan Avenue
Navigation decision point
Fuel & Cost
Regular Gas
$17.28 one way
$34.55 round trip
$3.97/gal25.4 MPG avg39 kg CO2
Fuel Type
$/gal
One Way
Round Trip
midgrade
$4.36
$18.97
$37.94
premium
$4.89
$21.26
$42.53
diesel
$5.61
$24.40
$48.79
No toll roads detected on this route.
Estimated Trip Cost (one way, 1 person)
Fuel
$17
Meals
$25–$50
Total
$42–$67
Rough estimate based on US averages. Hotel $80–$140/night, meals $25–$50/day.
Estimated CO2 emission: 38.7 kg one way.
Prices: EIA weekly data, 2026-04-13.
Driving Electric?
About $12 in charging
· 0 stops
· 67% less CO2
Vehicle Type
kWh
Stops
DC Fast
Home Charge
Average EV
33.2
0
$11.60
$5.30
Efficient EV
27.6
0
$9.67
$4.42
EV Truck/SUV
44.2
0
$15.47
$7.07
Gas CO2
39 kg
EV CO2
13 kg (67% 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.
Forecast as of Apr 15, 2026
Origin
Tyndall, SD
Night
in Tyndall on Saturday
Local time
9:46 PM
CDT
Current temp
78°F
Unavailable
Live forecast
Destination
Madison, SD
Night
in Madison on Saturday
Local time
9:46 PM
CDT
Current temp
74°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
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 cooler at arrival
A meaningful temperature swing is a good cue to rethink layers, water, and how soon you want to arrive.
Road read
2h 28m 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.
More Details
What kind of drive is this?
This highway-focused drive relies heavily on US Highway 81, SD Highway 46, and SD Highway 34 to navigate the landscape. With 92% of the journey spent on highways, you will encounter a steady, high-speed experience rather than a winding backroads tour. Your longest uninterrupted stretch occurs on US Highway 81, where you will cover 65 miles of road without needing to deviate. Expect a practical, no-nonsense drive that prioritizes efficiency and direct travel. The road transitions between these primary routes, requiring you to stay alert for highway changes as you move through the Great Plains.
92% highway — fuel and pacing are the main things to plan.
12 navigation steps total — most of the decisions cluster near the start and finish.
Longest single stretch: 65 mi on US Highway 81.
How Hard Is This Drive?
1/10
This is a straightforward highway drive that stays mostly on US Highway 81 and SD Highway 46. Navigation is very simple - set it and forget it for most of the drive. The trickiest moment comes early in the drive near Main Street.
Driving Effort1/10
Very easy - short and simple to drive
Balances navigation complexity with total wheel time.
The drive from Tyndall, SD to Madison, SD is easy. At 2h 28m with 92% highway, most drivers will find it relaxed and low-stress.
Where does it get tricky?
The main spots that need attention: near the start (Main Street): Navigation decision point; at 0.9 miles (CR 416 / 416th Avenue): Navigation decision point; at 30.7 miles (US 81 / US Highway 81): Navigation decision point.
Elevation Profile
Mostly flat terrain
1,788 ft1,366 ft
Total Climb
512 ft
Total Descent
256 ft
Highest Point
1,788 ft
~102.6 mi in
Elevation Range
422 ft
Who Is This Route For?
Weekend Trip
Doable as a same-day drive at 2h 28m. Total distance: 110.5 miles.
Family Friendly
Moderate complexity with 0 natural rest stops along the way.
The longest stretch is about 65 miles on US Highway 81. The full list of main roads is in the Roads section above.
Yes, with realistic expectations. Build in a stop roughly every 2 hours, have snacks and activities ready, and check the Nearby Places tabs for kid-friendly stops along the way.
Mostly yes along the main roads, but rural stretches through SD can have sparse or no coverage. Before you leave, download offline Google Maps or Apple Maps for the route, and consider downloading music or podcasts instead of streaming. If you depend on data for navigation, keep a paper backup of the turn-by-turn directions.
The main spots that need attention: near the start (Main Street): Navigation decision point; at 0.9 miles (CR 416 / 416th Avenue): Navigation decision point; at 30.7 miles (US 81 / US Highway 81): Navigation decision point.
Yes. A round trip is manageable in a single day if you plan a break at Madison, SD before heading back.
