How far is Kent, WA from Grand Coulee, WA?
The driving distance from Kent, WA to Grand Coulee, WA is about 226.4 miles (364.4 km), with a travel time of about 04h 39m by car.
- The straight-line flight distance is about 155.3 miles (249.9 km).
- For a round trip, plan for roughly 09h 19m 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 39m.
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.
Chance Light Rain
Chance Light Rain
Driving Route Map
The map below follows the saved road route between Kent and Grand Coulee.
Turn-by-Turn Driving Directions
Step-by-step road directions between Kent and Grand Coulee.
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1
Start on 2nd Avenue South
3 m · 8 sec · 2nd Avenue South
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2
Turn left onto West Gowe Street
1650 ft · 52 sec · West Gowe Street
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3
Continue on East Titus Street
1075 ft · 36 sec · East Titus Street
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4
Turn right onto East Smith Street
602 ft · 20 sec · East Smith Street
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5
Continue on Canyon Drive
1.5 km · 2 min · Canyon Drive
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6
Continue on Southeast 256th Street
1998 ft · 50 sec · Southeast 256th Street
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7
Keep slight right to continue on Southeast Kent Kangley Road
1.9 mi · 3 min · Southeast Kent Kangley Road
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8
Continue on Southeast Kent-Kangley Road
624 ft · 14 sec · Southeast Kent-Kangley Road
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9
Continue on Southeast 272nd Street
2.1 mi · 4 min · Southeast 272nd Street
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10
Turn left onto WA 18 East: North Bend
2183 ft · 55 sec
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11
Merge slight left onto State Route 18
15.7 mi · 20 min · State Route 18
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12
Continue on Snoqualmie Parkway
656 ft · 8 sec · Snoqualmie Parkway
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13
Take the exit slight right toward I 90 East: Spokane
3019 ft · 1 min
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14
Merge slight left
125.5 mi · 2 hr 17 min
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15
Take the exit slight right toward WA 283 North: Ephrata, Soap Lake
2490 ft · 1 min
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16
Continue on Burke Spur
689 ft · 10 sec · Burke Spur
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17
Turn right
20 mi · 27 min
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18
Turn right onto 5th Avenue Southwest
120 m · 14 sec · 5th Avenue Southwest
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19
Turn left onto Alder Street Southwest
2032 ft · 56 sec · Alder Street Southwest
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20
Continue on Alder Street Northwest
1.6 mi · 3 min · Alder Street Northwest
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21
Turn right
3.7 mi · 5 min
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22
Turn left
21.3 mi · 29 min
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23
At the end of the road, turn right onto Coulee Corridor / Sunset Highway
4.3 mi · 6 min · Coulee Corridor / Sunset Highway
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24
Continue on Coulee Boulevard
25.1 mi · 33 min · Coulee Boulevard
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25
Continue on Grand Coulee Avenue
2795 ft · 57 sec · Grand Coulee Avenue
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26
Continue on Midway Avenue
1992 ft · 1 min · Midway Avenue
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27
Turn right onto Spokane Way
6 m · 1 sec · Spokane Way
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28
Arrive at your destination
0 m · 1 sec · Spokane Way
Car Route Details
A richer read on the saved driving route between Kent and Grand Coulee.
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
126 mi · 02h 17m
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.
Chance Light Rain leaving Kent 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 Kent to Grand Coulee?
The road trip is about 226.4 miles (364.4 km) and usually takes 04h 39m 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?
Kittitas is a useful midpoint, sitting about 113 miles from Kent and 113.4 miles from Grand Coulee.
How much longer is the road route than the straight-line distance?
The direct path is about 155.3 miles (249.9 km), while the road route adds roughly 71.1 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 7:40 AM PDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $41.81 one way or $83.62 round trip. Estimated CO2 is about 71 kg one way.
What should you check before leaving?
Before you leave, expect Chance Light Rain around Kent and Chance Light Rain near Grand Coulee.
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 Kent and Grand Coulee. Straight-line distance: 155.27 mi (249.89 km).
#1 Kent
The fourth most populous city in King County, Washington.
| Population | 130,676 |
| Coordinates | 47.3809300, -122.2348400 |
| Altitude | 13 |
| Country | United States |
#2 Grand Coulee
City in Grant County, Washington, United States
| Population | 1,050 |
| Coordinates | 47.9415400, -119.0033500 |
| Altitude | 452 |
| Country | United States |
End: Grand Coulee (-119.00335, 47.94154)
Estimated Travel Time
Distance: 364 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 07h 32m |
| 40 mph (64.37 km/h) | 05h 39m |
| 50 mph (80.47 km/h) | 04h 31m |
| 60 mph (96.56 km/h) | 03h 46m |
| 70 mph (112.65 km/h) | 03h 14m |
| 80 mph (129 km/h) | 02h 49m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $5.23 | $41.81 | $83.62 |
| Mid-grade | $5.57 | $44.48 | $88.96 |
| Premium | $5.77 | $46.11 | $92.22 |
| Diesel | $5.47 | $43.68 | $87.36 |
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.