How far is Spokane, WA from Coulee Dam, WA?
The driving distance from Spokane, WA to Coulee Dam, WA is about 87.8 miles (141.3 km), with a travel time of about 02h 07m by car.
- The straight-line flight distance is about 74.8 miles (120.4 km).
- For a round trip, plan for roughly 04h 15m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 8:00 AM to 10:00 AM PDT.
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.
This route works well as a day trip with time at the destination.
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 02h 07m.
A morning start gives you useful time at the destination and keeps the return out of the late evening.
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 Washington, USA
Route Weather Snapshot
Check the forecast at both ends before you head out.
Sunny
Driving Route Map
The map below follows the saved road route between Spokane and Coulee Dam.
Turn-by-Turn Driving Directions
Step-by-step road directions between Spokane and Coulee Dam.
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1
Start on South Gorge Trail
48 m · 21 sec · South Gorge Trail
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2
Turn right
8 m · 9 sec
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3
Turn left onto West Main Avenue
141 m · 20 sec · West Main Avenue
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4
Turn right onto North Monroe Street
2139 ft · 1 min · North Monroe Street
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5
Turn slight right onto West Freeway Avenue
643 ft · 18 sec · West Freeway Avenue
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6
Keep slight left to continue on West Freeway Avenue
57 m · 5 sec · West Freeway Avenue
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7
Take the ramp straight toward I 90 West: Seattle
1245 ft · 30 sec
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8
Merge slight left
2 mi · 3 min
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9
Keep slight right to continue on US 2 West
3.9 mi · 6 min
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10
Enter the roundabout and take exit 2 toward West Sunset Highway
24 m · 2 sec · West Sunset Highway
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11
Exit the rotary onto West Sunset Highway
1.6 km · 2 min · West Sunset Highway
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12
Enter the roundabout and take exit 2 toward West Sunset Highway
36 m · 2 sec · West Sunset Highway
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13
Exit the roundabout onto West Sunset Highway
1.7 mi · 4 min · West Sunset Highway
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14
Continue on West Sunset Highway
123 m · 20 sec · West Sunset Highway
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15
Keep slight right to continue on West Sunset Highway
12.5 mi · 19 min · West Sunset Highway
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16
Continue on East Broadway Avenue
1 mi · 3 min · East Broadway Avenue
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17
Continue on Sunset Highway
11.9 mi · 15 min · Sunset Highway
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18
Continue on Morgan Street
1.5 km · 2 min · Morgan Street
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19
Continue on Sunset Highway
19.7 mi · 25 min · Sunset Highway
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20
Continue on East Watson Street
1.1 km · 1 min · East Watson Street
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21
Continue on Sunset Highway
7.8 mi · 10 min · Sunset Highway
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22
Continue on Main Avenue
2392 ft · 1 min · Main Avenue
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23
Continue on East Main Street
837 ft · 24 sec · East Main Street
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24
Continue on Northwest Main Avenue
1809 ft · 51 sec · Northwest Main Avenue
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25
Continue on West Main Avenue
1052 ft · 30 sec · West Main Avenue
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26
Continue on Sunset Highway
1526 ft · 22 sec · Sunset Highway
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27
Turn right
2901 ft · 41 sec
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28
Continue straight
18.6 mi · 24 min
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29
Turn slight right onto Spokane Way
1392 ft · 28 sec · Spokane Way
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30
Turn right onto Federal Avenue
1626 ft · 35 sec · Federal Avenue
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31
Continue on Coulee Corridor
1.7 mi · 4 min · Coulee Corridor
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32
Continue on State Route 155
893 ft · 26 sec · State Route 155
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33
Continue on Columbia Avenue
1169 ft · 36 sec · Columbia Avenue
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34
Turn right onto State Highway 155
1290 ft · 22 sec · State Highway 155
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35
Continue on Roosevelt Way
848 ft · 23 sec · Roosevelt Way
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36
Arrive at your destination
0 m · 1 sec · Marina Way
Car Route Details
A richer read on the saved driving route between Spokane and Coulee Dam.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
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.
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.
Sunny leaving Spokane and Sunny near Coulee Dam.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Spokane to Coulee Dam?
The road trip is about 87.8 miles (141.3 km) and usually takes 02h 07m 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 43.8 miles from Spokane and 44 miles from Coulee Dam.
How much longer is the road route than the straight-line distance?
The direct path is about 74.8 miles (120.4 km), while the road route adds roughly 13 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 2:14 PM PDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $16.22 one way or $32.44 round trip. Estimated CO2 is about 27.5 kg one way.
What should you check before leaving?
Before you leave, expect Sunny around Spokane and Sunny near Coulee Dam.
Stop Ideas Near Davenport
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Davenport.
Spokane Intermodal Center
Deer Park, WA
Loon Lake, WA
Ritzville, Washington
Flight Path Map
This map shows the direct air route between Spokane and Coulee Dam. Straight-line distance: 74.83 mi (120.42 km).
#1 Spokane
The second most populous city in Washington.
| Population | 222,050 |
| Coordinates | 47.6596600, -117.4290800 |
| Altitude | 571 |
| Country | United States |
#2 Coulee Dam
Town in Washington, USA
| Population | 1,083 |
| Coordinates | 47.9654300, -118.9761300 |
| Altitude | 349 |
| Country | United States |
End: Coulee Dam (-118.97613, 47.96543)
Estimated Travel Time
Distance: 141 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 02h 55m |
| 40 mph (64.37 km/h) | 02h 11m |
| 50 mph (80.47 km/h) | 01h 45m |
| 60 mph (96.56 km/h) | 01h 27m |
| 70 mph (112.65 km/h) | 01h 15m |
| 80 mph (129 km/h) | 01h 05m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $5.23 | $16.22 | $32.44 |
| Mid-grade | $5.57 | $17.26 | $34.52 |
| Premium | $5.77 | $17.89 | $35.78 |
| Diesel | $5.47 | $16.95 | $33.90 |
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 18, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.