How far is Marietta, WA from Spokane Valley, WA?
The driving distance from Marietta, WA to Spokane Valley, WA is about 376.9 miles (606.6 km), with a travel time of about 05h 58m by car.
- The straight-line flight distance is about 257.6 miles (414.5 km).
- For a round trip, plan for roughly 11h 56m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 8:00 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 05h 58m.
An early departure helps you fit a real stop into the day without turning the return into a late-night drive.
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.
Sunny
Driving Route Map
The map below follows the saved road route between Marietta and Spokane Valley.
Turn-by-Turn Driving Directions
Step-by-step road directions between Marietta and Spokane Valley.
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1
Start on Bayon Road
11 m · 8 sec · Bayon Road
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2
Turn left onto Marine Drive
2.1 mi · 5 min · Marine Drive
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3
Turn left onto Alderwood Avenue
1436 ft · 29 sec · Alderwood Avenue
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4
Continue on Airport Drive
1.3 km · 1 min · Airport Drive
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5
Continue on West Bakerview Road
803 ft · 19 sec · West Bakerview Road
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6
Take the ramp slight right toward I-5 South Onramp
1594 ft · 39 sec · I-5 South Onramp
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7
Merge slight left
74.3 mi · 1 hr 28 min
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8
Take the exit slight right toward I 405 South: Bellevue, Renton
1.5 km · 1 min
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9
Merge slight left
1.5 km · 1 min
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10
Keep slight right
17.1 mi · 21 min
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11
Take the exit slight right toward I 90: Spokane, Seattle
2527 ft · 1 min
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12
Keep slight left to continue on I 90 East: Spokane
2797 ft · 1 min
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13
Merge slight left
267.7 mi · 4 hr 51 min
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14
Merge slight right
11.3 mi · 14 min
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15
Take the exit slight right toward WA 27
2039 ft · 52 sec
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16
Turn left onto North Pines Road
45 m · 11 sec · North Pines Road
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17
Arrive at your destination
0 m · 1 sec · North Pines Road
Car Route Details
A richer read on the saved driving route between Marietta 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.
A longer out-and-back drive
This is still possible in one day, but it becomes a long driving day. Leaving early and planning your stop window matters more here.
Mostly Sunny leaving Marietta and Sunny near Spokane Valley.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Marietta to Spokane Valley?
The road trip is about 376.9 miles (606.6 km) and usually takes 05h 58m in normal driving conditions.
Is this a same-day trip or an overnight route?
This is still possible in one day, but it becomes a long driving day. Leaving early and planning your stop window matters more here.
What is the halfway point on this route?
Ellensburg is a useful midpoint, sitting about 188 miles from Marietta and 188.9 miles from Spokane Valley.
How much longer is the road route than the straight-line distance?
The direct path is about 257.6 miles (414.5 km), while the road route adds roughly 119.3 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 8:00 AM PDT. If you want a more comfortable same-day return, try to leave by 5:04 AM PDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $72.29 one way or $144.57 round trip. Estimated CO2 is about 118.2 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Marietta and Sunny near Spokane Valley.
Stop Ideas Near Ellensburg
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 Ellensburg.
Columbia Station
Quincy, Washington
Leavenworth, Washington
Leavenworth
Flight Path Map
This map shows the direct air route between Marietta and Spokane Valley. Straight-line distance: 257.53 mi (414.45 km).
#1 Marietta
Situated at an elevation of 10 feet along Bellingham Bay, this low-lying Whatcom County community is located near the outlet of the Nooksack River.
| Population | 0 |
| Coordinates | 48.7870500, -122.5804500 |
| Altitude | 3 |
| 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: 607 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 12h 33m |
| 40 mph (64.37 km/h) | 09h 25m |
| 50 mph (80.47 km/h) | 07h 32m |
| 60 mph (96.56 km/h) | 06h 16m |
| 70 mph (112.65 km/h) | 05h 23m |
| 80 mph (129 km/h) | 04h 42m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $5.44 | $72.29 | $144.57 |
| Mid-grade | $5.72 | $76.06 | $152.13 |
| Premium | $5.98 | $79.49 | $158.99 |
| Diesel | $7.29 | $96.98 | $193.97 |
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 · Oct 15, 2026