How far is Britton, SD from Spearfish, SD?
The driving distance from Britton, SD to Spearfish, SD is about 385.1 miles (619.7 km), with a travel time of about 06h 44m by car.
- The straight-line flight distance is about 310.9 miles (500.3 km).
- For a round trip, plan for roughly 13h 29m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 7:30 AM CDT.
Reverse, save, or send this route
This drive is better planned with a longer stop or an overnight stay. Copy the route link, send it to another device, or print a clean version before you head out.
This drive is better planned with a longer stop or an overnight stay.
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 06h 44m.
Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.
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.
City in Hughes County, South Dakota, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Chance Showers And Thunderstorms
Rain And Snow Showers
Driving Route Map
The map below follows the saved road route between Britton and Spearfish.
Turn-by-Turn Driving Directions
Step-by-step road directions between Britton and Spearfish.
-
1
Start on Main Avenue
37 m · 5 sec · Main Avenue
-
2
Turn right onto Vander Horck Street
1 mi · 1 min · Vander Horck Street
-
3
Continue on SD Highway 10
10 mi · 15 min · SD Highway 10
-
4
Continue on 110th Street
8.8 mi · 13 min · 110th Street
-
5
Turn straight onto SD Highway 10
1719 ft · 29 sec · SD Highway 10
-
6
Continue on 403rd Avenue
1.6 mi · 2 min · 403rd Avenue
-
7
Turn straight onto SD Highway 10
1348 ft · 23 sec · SD Highway 10
-
8
Continue on 112th Street
16.8 mi · 25 min · 112th Street
-
9
At the end of the road, turn left onto 386th Avenue
18 mi · 21 min · 386th Avenue
-
10
Continue on North US Highway 281
1.6 mi · 2 min · North US Highway 281
-
11
Take the exit slight right
641 ft · 18 sec
-
12
Merge slight left onto North US Highway 281
1.5 mi · 3 min · North US Highway 281
-
13
Turn right onto 6th Avenue Southwest
113 m · 7 sec · 6th Avenue Southwest
-
14
Continue on US Highway 12 West
2.8 mi · 3 min · US Highway 12 West
-
15
Continue on 134th Street
6.3 mi · 7 min · 134th Street
-
16
Continue on US Highway 12
65.3 mi · 1 hr 14 min · US Highway 12
-
17
Turn left onto US Highway 83
30.7 mi · 35 min · US Highway 83
-
18
Continue on US Highway 83
36.2 mi · 41 min · US Highway 83
-
19
Turn right
16.4 mi · 19 min
-
20
Continue on North Euclid Avenue
1.6 km · 2 min · North Euclid Avenue
-
21
Turn left onto South Pierre Street
564 ft · 14 sec · South Pierre Street
-
22
Turn right onto West Sioux Avenue
1.5 km · 1 min · West Sioux Avenue
-
23
Continue on North Highway 83
2352 ft · 31 sec · North Highway 83
-
24
Turn right onto West Highway 14/34
1.2 mi · 1 min · West Highway 14/34
-
25
Continue on US Highway 14/34
36.6 mi · 42 min · US Highway 14/34
-
26
Continue on SD Highway 34/63
133.5 mi · 2 hr 32 min · SD Highway 34/63
-
27
Continue on Lazelle Street
2.3 mi · 3 min · Lazelle Street
-
28
Take the exit right
17.6 mi · 18 min
-
29
Take the exit slight right toward Jackson Boulevard, Black Hills State University
1541 ft · 43 sec
-
30
Turn left onto East Jackson Boulevard
1 km · 2 min · East Jackson Boulevard
-
31
Turn left onto North Main Street
45 m · 14 sec · North Main Street
-
32
Arrive at your destination
0 m · 1 sec · North Main Street
Car Route Details
A richer read on the saved driving route between Britton and Spearfish.
Long-distance drive
This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.
SD Highway 34/63
Continue on SD Highway 34/63
134 mi · 02h 32m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
Better with a longer stop
This route is long enough that most travelers will be better off planning an overnight stay or a more deliberate stop window.
Chance Showers And Thunderstorms leaving Britton and Rain And Snow Showers near Spearfish.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Britton to Spearfish?
The road trip is about 385.1 miles (619.7 km) and usually takes 06h 44m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route is long enough that most travelers will be better off planning an overnight stay or a more deliberate stop window.
What is the halfway point on this route?
Blunt is a useful midpoint, sitting about 205.9 miles from Britton and 179.1 miles from Spearfish.
How much longer is the road route than the straight-line distance?
The direct path is about 310.9 miles (500.3 km), while the road route adds roughly 74.2 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 6:00 AM to 7:30 AM CDT. Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $51.25 one way or $102.50 round trip. Estimated CO2 is about 120.8 kg one way.
Do you cross a time zone on this route?
Yes. There is about a 1 hour time difference between Britton and Spearfish, so arrival and return times should be read in local time.
What should you check before leaving?
Before you leave, expect Chance Showers And Thunderstorms around Britton and Rain And Snow Showers near Spearfish.
Flight Path Map
This map shows the direct air route between Britton and Spearfish. Straight-line distance: 310.88 mi (500.31 km).
#1 Britton
City in and county seat of Marshall County, South Dakota, United States
| Population | 1,256 |
| Coordinates | 45.7916200, -97.7509400 |
| Altitude | 414 |
| Country | United States |
#2 Spearfish
City in Lawrence County, South Dakota, United States
| Population | 11,900 |
| Coordinates | 44.4908200, -103.8593700 |
| Altitude | 1112 |
| Country | United States |
End: North Main Street (-103.859247, 44.49086)
Estimated Travel Time
Distance: 620 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 12h 49m |
| 40 mph (64.37 km/h) | 09h 37m |
| 50 mph (80.47 km/h) | 07h 42m |
| 60 mph (96.56 km/h) | 06h 25m |
| 70 mph (112.65 km/h) | 05h 30m |
| 80 mph (129 km/h) | 04h 48m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $51.25 | $102.50 |
| Mid-grade | $4.25 | $57.80 | $115.60 |
| Premium | $4.65 | $63.25 | $126.50 |
| Diesel | $5.30 | $72.08 | $144.16 |
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.