How far is Sammamish, WA from Spokane, WA?
The driving distance from Sammamish, WA to Spokane, WA is about 271.9 miles (437.6 km), with a travel time of about 04h 20m by car.
- The straight-line flight distance is about 216.5 miles (348.4 km).
- For a round trip, plan for roughly 08h 40m 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 04h 20m.
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 Washington, USA
Route Weather Snapshot
Check the forecast at both ends before you head out.
Light Rain Likely
Rain
Driving Route Map
The map below follows the saved road route between Sammamish and Spokane.
Turn-by-Turn Driving Directions
Step-by-step road directions between Sammamish and Spokane.
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1
Start on East Lake Sammamish Parkway Northeast
1.5 mi · 3 min · East Lake Sammamish Parkway Northeast
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2
Turn slight right onto Issaquah
129 m · 12 sec
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3
Turn straight onto East Lake Sammamish Parkway Northeast
1.4 km · 2 min · East Lake Sammamish Parkway Northeast
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4
Continue on East Lake Sammamish Parkway Southeast
3.8 mi · 8 min · East Lake Sammamish Parkway Southeast
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5
Enter the roundabout and take exit 1 toward East Lake Sammamish Parkway Southeast
30 m · 6 sec · East Lake Sammamish Parkway Southeast
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6
Exit the roundabout onto East Lake Sammamish Parkway Southeast
2 mi · 4 min · East Lake Sammamish Parkway Southeast
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7
Continue on Front Street North
740 ft · 31 sec · Front Street North
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8
Turn left onto I 90 East: Spokane
1 km · 1 min
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9
Merge slight left
260.1 mi · 4 hr 42 min
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10
Merge slight right
1.8 mi · 2 min
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11
Take the exit slight right toward Maple Street, Lincoln Street, Walnut Street
1203 ft · 31 sec
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12
Continue on West 5th Avenue
117 m · 13 sec · West 5th Avenue
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13
Turn straight onto West Freeway Avenue
1151 ft · 33 sec · West Freeway Avenue
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14
Continue on West 4th Avenue
1027 ft · 31 sec · West 4th Avenue
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15
Continue on West 4th Avenue
51 m · 5 sec · West 4th Avenue
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16
Continue on South Lincoln Street
2275 ft · 1 min · South Lincoln Street
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17
Turn left onto West Main Avenue
846 ft · 35 sec · West Main Avenue
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18
Turn right
8 m · 9 sec
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19
Turn left onto South Gorge Trail
48 m · 17 sec · South Gorge Trail
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20
Arrive at your destination
0 m · 1 sec · South Gorge Trail
Car Route Details
A richer read on the saved driving route between Sammamish and Spokane.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
I 90 East
Merge slight left
260 mi · 04h 42m
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.
Light Rain Likely leaving Sammamish and Rain near Spokane.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Sammamish to Spokane?
The road trip is about 271.9 miles (437.6 km) and usually takes 04h 20m 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?
George is a useful midpoint, sitting about 135.9 miles from Sammamish and 136.1 miles from Spokane.
How much longer is the road route than the straight-line distance?
The direct path is about 216.5 miles (348.4 km), while the road route adds roughly 55.4 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 8:20 AM PDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $50.18 one way or $100.37 round trip. Estimated CO2 is about 85.2 kg one way.
What should you check before leaving?
Before you leave, expect Light Rain Likely around Sammamish and Rain near Spokane.
Stop Ideas Near George
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 George.
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Ephrata
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Flight Path Map
This map shows the direct air route between Sammamish and Spokane. Straight-line distance: 216.47 mi (348.37 km).
#1 Sammamish
Town
| Population | 65,960 |
| Coordinates | 47.6417700, -122.0804000 |
| Altitude | 18 |
| Country | United States |
#2 Spokane
The second most populous city in Washington.
| Population | 222,050 |
| Coordinates | 47.6596600, -117.4290800 |
| Altitude | 571 |
| Country | United States |
End: West Main Avenue (-117.429081, 47.659029)
Estimated Travel Time
Distance: 438 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 09h 03m |
| 40 mph (64.37 km/h) | 06h 47m |
| 50 mph (80.47 km/h) | 05h 26m |
| 60 mph (96.56 km/h) | 04h 31m |
| 70 mph (112.65 km/h) | 03h 53m |
| 80 mph (129 km/h) | 03h 23m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $5.23 | $50.18 | $100.37 |
| Mid-grade | $5.57 | $53.39 | $106.78 |
| Premium | $5.77 | $55.34 | $110.69 |
| Diesel | $5.47 | $52.43 | $104.86 |
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 23, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.