How far is Boise, ID from Sandpoint, ID?

The driving distance from Boise, ID to Sandpoint, ID is about 422.7 miles (680.2 km), with a travel time of about 09h 09m by car.

  • The straight-line flight distance is about 322.6 miles (519.2 km).
  • For a round trip, plan for roughly 18h 18m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 6:00 AM to 7:30 AM MDT.
Trip Tools

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.

Reverse Route
Quick Snapshot
Road
422.64 mi
09h 09m
Flight
322.63 mi
519.22 km direct

This drive is better planned with a longer stop or an overnight stay.

Learn Distance

Choose another destination from Boise.

Flight Distance

Direct air line
322.63 mi
Kilometers
519.22 km
Flight Time
00h 38m

Driving Distance

Road route
422.64 mi
Kilometers
680.17 km
Drive Time
09h 09m

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 09h 09m.

Arrival Snapshot
Arrive in Sandpoint
Thu, Apr 23, 3:06 PM PDT
Return by in Boise
Fri, Apr 24, 1:16 AM MDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Boise
2026-04-23T06:57
Arrive Sandpoint
Thu, Apr 23, 4:06 PM MDT
Route Timing
09h 09m
One way by road
Best Departure Window
6:00 AM to 7:30 AM MDT
Treat this as a longer travel day
Arrive between
2:09 PM to 3:39 PM PDT

Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.

Leave by
5:42 PM MDT
Keeps a same-day return open with about 08h 00m at the destination.
Back in Boise
8:00 PM MDT
Overnight-style route

This departure sits inside the recommended comfort window for the route.

Halfway Point

A useful midpoint for breaks, coffee, or meeting in the middle.

Mid-route stop
Cottonwood
ID

Town in Idaho County, Idaho, United States

From Boise
211.2 mi
04h 34m
To Sandpoint
211.5 mi
04h 34m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
56°F
Thursday

Slight Chance Rain Showers

Starts
Thu, Apr 23 6:00 AM MDT
Wind
9 to 14 mph NW
Destination
56°F
Thursday

Chance Rain Showers

Starts
Thu, Apr 23 6:00 AM PDT
Wind
6 mph N

Driving Route Map

The map below follows the saved road route between Boise and Sandpoint.

Turn-by-Turn Driving Directions

Step-by-step road directions between Boise and Sandpoint.

  1. 1

    Start on the route

    36 m · 14 sec

  2. 2

    Turn left

    39 m · 11 sec

  3. 3

    At the end of the road, turn right onto South Capitol Boulevard

    849 ft · 34 sec · South Capitol Boulevard

  4. 4

    Turn left onto West Idaho Street

    3037 ft · 1 min · West Idaho Street

  5. 5

    Turn right onto North 15th Street

    1019 ft · 30 sec · North 15th Street

  6. 6

    Turn left onto West State Street

    1.4 km · 2 min · West State Street

  7. 7

    Continue on West State Street

    656 ft · 20 sec · West State Street

  8. 8

    Keep slight left to continue on West State Street

    6.1 mi · 11 min · West State Street

  9. 9

    Take the ramp slight right toward SH-55

    156 m · 14 sec

  10. 10

    Merge slight left onto North Horseshoe Bend Road

    8.8 mi · 12 min · North Horseshoe Bend Road

  11. 11

    Continue on Payette River Scenic Byway

    5.9 mi · 7 min · Payette River Scenic Byway

  12. 12

    Continue on Highway 55

    2.4 mi · 3 min · Highway 55

  13. 13

    Continue on Horseshoe Bend Road

    2105 ft · 30 sec · Horseshoe Bend Road

  14. 14

    Continue on Highway 55

    16 mi · 24 min · Highway 55

  15. 15

    Continue on Horseshoe Bend Road

    18.5 mi · 25 min · Horseshoe Bend Road

  16. 16

    Continue on Main Street

    45.6 mi · 1 hr 2 min · Main Street

  17. 17

    Turn left onto Deinhard Lane

    1.6 mi · 3 min · Deinhard Lane

  18. 18

    Continue on Boydstun Street

    1.5 km · 2 min · Boydstun Street

  19. 19

    At the end of the road, turn left onto West Lake Street

    10.6 mi · 16 min · West Lake Street

  20. 20

    Turn right onto North Norris Avenue

    76.4 mi · 1 hr 27 min · North Norris Avenue

  21. 21

    Turn left onto Johnston Road

    2.2 mi · 5 min · Johnston Road

  22. 22

    At the end of the road, turn left

    67.5 mi · 1 hr 19 min

  23. 23

    Keep slight right to continue on US 195 North: Moscow, Coeur d' Alene, Spokane

    6.7 mi · 8 min

  24. 24

    Keep slight left

    16.6 mi · 26 min

  25. 25

    Turn left onto Reisenauer Road

    5.3 mi · 7 min · Reisenauer Road

  26. 26

    At the end of the road, turn left onto South Main Street

    1.1 mi · 3 min · South Main Street

  27. 27

    Continue on South Washington Street

    16.8 mi · 23 min · South Washington Street

  28. 28

    Continue straight

    110 mi · 2 hr 19 min

  29. 29

    Take the exit slight right

    1895 ft · 1 min

  30. 30

    Turn straight onto East Superior Street

    702 ft · 12 sec · East Superior Street

  31. 31

    Turn slight right onto South 1st Avenue

    1921 ft · 34 sec · South 1st Avenue

  32. 32

    Continue on Cedar Street

    1381 ft · 27 sec · Cedar Street

  33. 33

    Turn right onto North 5th Avenue

    55 m · 6 sec · North 5th Avenue

  34. 34

    Arrive at your destination

    0 m · 1 sec · North 5th Avenue

Car Route Details

A richer read on the saved driving route between Boise and Sandpoint.

OSRM road route
Drive Character

Long-distance drive

This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.

Directions
34 steps
15 turns on the saved route
Ramps & Exits
3
1 merges, 2 ramps or exits
Navigation Density
8 / 100 mi
Decision points by distance
Main Roads
South Washington Street
127 mi · 30%
North Norris Avenue
76.4 mi · 18%
Main Street
45.6 mi · 11%
US 195 North
23.3 mi · 6%
Horseshoe Bend Road
18.9 mi · 4%
Highway 55
18.4 mi · 4%
Longest Stretch

South Washington Street

Continue straight

110 mi · 02h 19m

Route Summary

A quick read on whether this route feels easy, ambitious, or worth planning around.

Trip Read

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.

Drive Time
09h 09m
Overnight route
Same-Day Return
18h 18m
Round-trip wheel time
Road vs Air
+100.1 mi
322.6 mi direct line
Halfway Stop
Cottonwood
04h 34m from Boise
Leave By
5:42 PM MDT
Overnight-style route
Weather Watch

Slight Chance Rain Showers leaving Boise and Chance Rain Showers near Sandpoint.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Boise to Sandpoint?

The road trip is about 422.7 miles (680.2 km) and usually takes 09h 09m 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?

Cottonwood is a useful midpoint, sitting about 211.2 miles from Boise and 211.5 miles from Sandpoint.

How much longer is the road route than the straight-line distance?

The direct path is about 322.6 miles (519.2 km), while the road route adds roughly 100.1 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 MDT. 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 $58.04 one way or $116.09 round trip. Estimated CO2 is about 132.5 kg one way.

Do you cross a time zone on this route?

Yes. There is about a 1 hour time difference between Boise and Sandpoint, so arrival and return times should be read in local time.

What should you check before leaving?

Before you leave, expect Slight Chance Rain Showers around Boise and Chance Rain Showers near Sandpoint.

Stop Ideas Near Cottonwood

Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.

Mid-route Guidance
Local place coverage is thin around Cottonwood, so nearby transit and meeting points are shown instead.
Reviewed stop coverage is still thin around this midpoint, so practical transit waypoints are shown on the right.

Transit and Meeting Points

Useful pickup, handoff, or rendezvous points close to Cottonwood.

BUS

Grangeville, Idaho

22 mi away
901 West Main (Highway 95)
BUS

Lewiston, Idaho

66 mi away
1920 Highway 128
BUS

Moscow, Idaho

91 mi away
120 West 6th St.
BUS

Pullman, Washington

99 mi away
1002 Northwest Nye St.

Flight Path Map

This map shows the direct air route between Boise and Sandpoint. Straight-line distance: 322.63 mi (519.22 km).

Boise

#1 Boise

The capital of Idaho.

Population228,959
Coordinates43.6135000, -116.2034500
Altitude823
CountryUnited States
Sandpoint

#2 Sandpoint

City in Idaho

Population8,931
Coordinates48.2765900, -116.5532500
Altitude639
CountryUnited States
Start: Boise (-116.20345, 43.6135)
End: Sandpoint (-116.55325, 48.27659)

Estimated Travel Time

Distance: 680 km by road

SpeedTime
30 mph (48.3 km/h)14h 04m
40 mph (64.37 km/h)10h 33m
50 mph (80.47 km/h)08h 27m
60 mph (96.56 km/h)07h 02m
70 mph (112.65 km/h)06h 02m
80 mph (129 km/h)05h 16m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
14.91 gal
56.45 L · about $58.04
Round trip
$116.09
29.82 gal · 112.9 L
Estimated CO2
132.5 kg one way
Round trip: 265 kg / 584 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.89 $58.04 $116.09
Mid-grade $4.23 $63.08 $126.17
Premium $4.55 $67.83 $135.65
Diesel $5.41 $80.69 $161.39

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 Idaho · Apr 23, 2026

Please keep in mind that there is a 1 hour time gap between Boise, ID and Sandpoint, ID. The current time in Boise is 06:57:14, although it is 05:57:14 in Sandpoint.

Distance to Other Cities

Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.

How did we calculate? Place names are translated into coordinates. The Haversine formula calculates straight-line distance; driving distance uses road network data.