How far is Spokane, WA from Grand Coulee, WA?

The driving distance from Spokane, WA to Grand Coulee, WA is about 85.3 miles (137.2 km), with a travel time of about 02h 01m by car.

  • The straight-line flight distance is about 75.6 miles (121.7 km).
  • For a round trip, plan for roughly 04h 03m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 8:00 AM to 10:00 AM PDT.
Trip Tools

Reverse, save, or send this route

This route works well as a day trip with time at the destination. Copy the route link, send it to another device, or print a clean version before you head out.

Reverse Route
Quick Snapshot
Road
85.26 mi
02h 01m
Flight
75.61 mi
121.69 km direct

This route works well as a day trip with time at the destination.

Learn Distance

Choose another destination from Spokane.

Flight Distance

Direct air line
75.61 mi
Kilometers
121.69 km
Flight Time
00h 09m

Driving Distance

Road route
85.26 mi
Kilometers
137.22 km
Drive Time
02h 01m

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 02h 01m.

Arrival Snapshot
Arrive in Grand Coulee
Sun, Apr 19, 7:58 AM PDT
Return by in Spokane
Sun, Apr 19, 10:00 AM PDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Spokane
2026-04-19T05:56
Arrive Grand Coulee
Sun, Apr 19, 7:58 AM PDT
Route Timing
02h 01m
One way by road
Best Departure Window
8:00 AM to 10:00 AM PDT
Aim for a morning departure
Arrive between
10:02 AM to 12:02 PM PDT

A morning start gives you useful time at the destination and keeps the return out of the late evening.

Leave by
2:26 PM PDT
Keeps a same-day return open with about 03h 00m at the destination.
Back in Spokane
9:30 PM PDT
Morning start is best

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.

Mid-route stop
Davenport
WA

City in Washington, USA

From Spokane
42.6 mi
01h 00m
To Grand Coulee
42.8 mi
01h 00m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
69°F
Sunday

Partly Sunny

Starts
Sun, Apr 19 6:00 AM PDT
Wind
6 mph SE
Destination
68°F
Sunday

Chance Light Rain

Starts
Sun, Apr 19 6:00 AM PDT
Wind
6 to 10 mph SE

Driving Route Map

The map below follows the saved road route between Spokane and Grand Coulee.

Turn-by-Turn Driving Directions

Step-by-step road directions between Spokane and Grand Coulee.

  1. 1

    Start on South Gorge Trail

    48 m · 21 sec · South Gorge Trail

  2. 2

    Turn right

    8 m · 9 sec

  3. 3

    Turn left onto West Main Avenue

    141 m · 20 sec · West Main Avenue

  4. 4

    Turn right onto North Monroe Street

    2139 ft · 1 min · North Monroe Street

  5. 5

    Turn slight right onto West Freeway Avenue

    643 ft · 18 sec · West Freeway Avenue

  6. 6

    Keep slight left to continue on West Freeway Avenue

    57 m · 5 sec · West Freeway Avenue

  7. 7

    Take the ramp straight toward I 90 West: Seattle

    1245 ft · 30 sec

  8. 8

    Merge slight left

    2 mi · 3 min

  9. 9

    Keep slight right to continue on US 2 West

    3.9 mi · 6 min

  10. 10

    Enter the roundabout and take exit 2 toward West Sunset Highway

    24 m · 2 sec · West Sunset Highway

  11. 11

    Exit the rotary onto West Sunset Highway

    1.6 km · 2 min · West Sunset Highway

  12. 12

    Enter the roundabout and take exit 2 toward West Sunset Highway

    36 m · 2 sec · West Sunset Highway

  13. 13

    Exit the roundabout onto West Sunset Highway

    1.7 mi · 4 min · West Sunset Highway

  14. 14

    Continue on West Sunset Highway

    123 m · 20 sec · West Sunset Highway

  15. 15

    Keep slight right to continue on West Sunset Highway

    12.5 mi · 19 min · West Sunset Highway

  16. 16

    Continue on East Broadway Avenue

    1 mi · 3 min · East Broadway Avenue

  17. 17

    Continue on Sunset Highway

    11.9 mi · 15 min · Sunset Highway

  18. 18

    Continue on Morgan Street

    1.5 km · 2 min · Morgan Street

  19. 19

    Continue on Sunset Highway

    19.7 mi · 25 min · Sunset Highway

  20. 20

    Continue on East Watson Street

    1.1 km · 1 min · East Watson Street

  21. 21

    Continue on Sunset Highway

    7.8 mi · 10 min · Sunset Highway

  22. 22

    Continue on Main Avenue

    2392 ft · 1 min · Main Avenue

  23. 23

    Continue on East Main Street

    837 ft · 24 sec · East Main Street

  24. 24

    Continue on Northwest Main Avenue

    1809 ft · 51 sec · Northwest Main Avenue

  25. 25

    Continue on West Main Avenue

    1052 ft · 30 sec · West Main Avenue

  26. 26

    Continue on Sunset Highway

    1526 ft · 22 sec · Sunset Highway

  27. 27

    Turn right

    2901 ft · 41 sec

  28. 28

    Continue straight

    18.6 mi · 24 min

  29. 29

    Turn slight right onto Spokane Way

    2500 ft · 58 sec · Spokane Way

  30. 30

    Continue on Spokane Way

    27 m · 2 sec · Spokane Way

  31. 31

    Arrive at your destination

    0 m · 1 sec · Spokane Way

Car Route Details

A richer read on the saved driving route between Spokane and Grand Coulee.

OSRM road route
Drive Character

Highway-focused drive

Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.

Directions
31 steps
10 turns on the saved route
Ramps & Exits
6
1 merges, 5 ramps or exits
Navigation Density
36.3 / 100 mi
Decision points by distance
Main Roads
Sunset Highway
58.3 mi · 68%
West Sunset Highway
15.3 mi · 18%
US 2 West
3.87 mi · 5%
I 90 West
2.26 mi · 3%
East Broadway Avenue
1.05 mi · 1%
Morgan Street
0.94 mi · 1%
Longest Stretch

Sunset Highway

Continue on Sunset Highway

19.7 mi · 00h 25m

Route Summary

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

Trip Read

A comfortable day-trip route

This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.

Drive Time
02h 01m
Day trip friendly
Same-Day Return
04h 04m
Round-trip wheel time
Road vs Air
+9.7 mi
75.6 mi direct line
Halfway Stop
Davenport
01h 00m from Spokane
Leave By
2:26 PM PDT
Morning start is best
Weather Watch

Partly Sunny leaving Spokane and Chance Light Rain near Grand Coulee.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Spokane to Grand Coulee?

The road trip is about 85.3 miles (137.2 km) and usually takes 02h 01m in normal driving conditions.

Is this a same-day trip or an overnight route?

This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.

What is the halfway point on this route?

Davenport is a useful midpoint, sitting about 42.6 miles from Spokane and 42.8 miles from Grand Coulee.

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

The direct path is about 75.6 miles (121.7 km), while the road route adds roughly 9.7 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 8:00 AM to 10:00 AM PDT. If you want a more comfortable same-day return, try to leave by 2:26 PM PDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $15.75 one way or $31.50 round trip. Estimated CO2 is about 26.7 kg one way.

What should you check before leaving?

Before you leave, expect Partly Sunny around Spokane and Chance Light Rain near Grand Coulee.

Stop Ideas Near Davenport

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

Mid-route Guidance
Local place coverage is thin around Davenport, 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 Davenport.

RAIL

Spokane Intermodal Center

55 mi away
221 W. 1st Avenue
BUS

Deer Park, WA

60 mi away
822 South Main Street
BUS

Loon Lake, WA

60 mi away
State Highway 292 & Colville Road
BUS

Ritzville, Washington

62 mi away
1503 South Smittys Blvd.

Flight Path Map

This map shows the direct air route between Spokane and Grand Coulee. Straight-line distance: 75.61 mi (121.69 km).

Spokane

#1 Spokane

The second most populous city in Washington.

Population222,050
Coordinates47.6596600, -117.4290800
Altitude571
CountryUnited States
Grand Coulee

#2 Grand Coulee

City in Grant County, Washington, United States

Population1,050
Coordinates47.9415400, -119.0033500
Altitude452
CountryUnited States
Start: Spokane (-117.42908, 47.65966)
End: Grand Coulee (-119.00335, 47.94154)

Estimated Travel Time

Distance: 137 km by road

SpeedTime
30 mph (48.3 km/h)02h 50m
40 mph (64.37 km/h)02h 07m
50 mph (80.47 km/h)01h 42m
60 mph (96.56 km/h)01h 25m
70 mph (112.65 km/h)01h 13m
80 mph (129 km/h)01h 03m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
3.01 gal
11.39 L · about $15.75
Round trip
$31.50
6.02 gal · 22.78 L
Estimated CO2
26.7 kg one way
Round trip: 53.5 kg / 118 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $5.23 $15.75 $31.50
Mid-grade $5.57 $16.76 $33.51
Premium $5.77 $17.37 $34.74
Diesel $5.47 $16.46 $32.91

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 Washington · Apr 19, 2026

There is no time difference between Spokane and Grand Coulee. The current time is 05:56:24.

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.