How far is Oak Harbor, WA from Spokane Valley, WA?
The driving distance from Oak Harbor, WA to Spokane Valley, WA is about 373.2 miles (600.6 km), with a travel time of about 06h 02m by car.
- The straight-line flight distance is about 253.5 miles (408 km).
- For a round trip, plan for roughly 12h 05m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 7:30 AM PDT.
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 02m.
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 Kittitas County, Washington, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Slight Chance Light Rain then Mostly Cloudy
Partly Sunny then Slight Chance Light Rain
Driving Route Map
The map below follows the saved road route between Oak Harbor and Spokane Valley.
Turn-by-Turn Driving Directions
Step-by-step road directions between Oak Harbor and Spokane Valley.
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1
Start on Southeast Midway Boulevard
157 m · 16 sec · Southeast Midway Boulevard
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2
Turn right onto Southeast 8th Avenue
739 ft · 26 sec · Southeast 8th Avenue
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3
Turn left onto Southeast Ireland Street
90 m · 8 sec · Southeast Ireland Street
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4
Turn right onto Southeast Barrington Drive
2934 ft · 1 min · Southeast Barrington Drive
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5
Turn left onto State Route 20
156 m · 17 sec · State Route 20
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6
Turn right
15 mi · 23 min
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7
Continue on State Route 525
22 mi · 33 min · State Route 525
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8
Continue on 2
125 m · 9 sec · 2
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9
Turn right onto Ferry Dock
61 m · 11 sec · Ferry Dock
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10
Continue on Mukilteo-Clinton Ferry
3 mi · 20 min · Mukilteo-Clinton Ferry
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11
Continue straight
2190 ft · 2 min
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12
At the end of the road, turn left onto Mukilteo Speedway
1.9 mi · 5 min · Mukilteo Speedway
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13
Turn left onto 84th Street Southwest
2113 ft · 44 sec · 84th Street Southwest
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14
Turn right onto Paine Field Boulevard
1.3 km · 58 sec · Paine Field Boulevard
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15
Turn slight left onto Mukilteo Speedway
5.8 mi · 9 min · Mukilteo Speedway
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16
Continue straight
1.4 mi · 2 min
-
17
Keep slight right
17.1 mi · 21 min
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18
Take the exit slight right toward I 90: Spokane, Seattle
2527 ft · 1 min
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19
Keep slight left to continue on I 90 East: Spokane
2797 ft · 1 min
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20
Merge slight left
267.7 mi · 4 hr 51 min
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21
Merge slight right
11.3 mi · 14 min
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22
Take the exit slight right toward WA 27
2039 ft · 52 sec
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23
Turn left onto North Pines Road
45 m · 11 sec · North Pines Road
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24
Arrive at your destination
0 m · 1 sec · North Pines Road
Car Route Details
A richer read on the saved driving route between Oak Harbor and Spokane Valley.
Long-distance drive
This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.
I 90 East
Merge slight left
268 mi · 04h 51m
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.
Slight Chance Light Rain then Mostly Cloudy leaving Oak Harbor and Partly Sunny then Slight Chance Light Rain near Spokane Valley.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Oak Harbor to Spokane Valley?
The road trip is about 373.2 miles (600.6 km) and usually takes 06h 02m 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?
Kittitas is a useful midpoint, sitting about 174.4 miles from Oak Harbor and 198.8 miles from Spokane Valley.
How much longer is the road route than the straight-line distance?
The direct path is about 253.5 miles (408 km), while the road route adds roughly 119.7 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 6:00 AM to 7:30 AM PDT. 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 $68.92 one way or $137.84 round trip. Estimated CO2 is about 117 kg one way.
What should you check before leaving?
Before you leave, expect Slight Chance Light Rain then Mostly Cloudy around Oak Harbor and Partly Sunny then Slight Chance Light Rain near Spokane Valley.
Stop Ideas Near Kittitas
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 Kittitas.
Columbia Station
Quincy, Washington
Leavenworth, Washington
Leavenworth
Flight Path Map
This map shows the direct air route between Oak Harbor and Spokane Valley. Straight-line distance: 253.5 mi (407.97 km).
#1 Oak Harbor
City in Washington
| Population | 23,643 |
| Coordinates | 48.2931600, -122.6432200 |
| Altitude | 29 |
| Country | United States |
#2 Spokane Valley
The most populous city in Spokane County, Washington.
| Population | 102,893 |
| Coordinates | 47.6732300, -117.2393700 |
| Altitude | 615 |
| Country | United States |
End: North Pines Road (-117.239528, 47.673234)
Estimated Travel Time
Distance: 601 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 12h 26m |
| 40 mph (64.37 km/h) | 09h 19m |
| 50 mph (80.47 km/h) | 07h 27m |
| 60 mph (96.56 km/h) | 06h 13m |
| 70 mph (112.65 km/h) | 05h 19m |
| 80 mph (129 km/h) | 04h 39m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $5.23 | $68.92 | $137.84 |
| Mid-grade | $5.57 | $73.32 | $146.63 |
| Premium | $5.77 | $76.00 | $152.01 |
| Diesel | $5.47 | $72.00 | $144.00 |
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
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.