How far is Coulee Dam, WA from Kent, WA?

The driving distance from Coulee Dam, WA to Kent, WA is about 228.2 miles (367.2 km), with a travel time of about 04h 03m by car.

  • The straight-line flight distance is about 156.9 miles (252.5 km).
  • For a round trip, plan for roughly 08h 07m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 6:00 AM to 8:00 AM PDT.
Trip Tools

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.

Reverse Route
Quick Snapshot
Road
228.16 mi
04h 03m
Flight
156.88 mi
252.48 km direct

This drive is better planned with a longer stop or an overnight stay.

Learn Distance

Choose another destination from Coulee Dam.

Flight Distance

Direct air line
156.88 mi
Kilometers
252.48 km
Flight Time
00h 18m

Driving Distance

Road route
228.16 mi
Kilometers
367.19 km
Drive Time
04h 03m

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 03m.

Arrival Snapshot
Arrive in Kent
Sat, Apr 18, 1:05 AM PDT
Return by in Coulee Dam
Sat, Apr 18, 5:08 AM PDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Coulee Dam
2026-04-17T21:01
Arrive Kent
Sat, Apr 18, 1:05 AM PDT
Route Timing
04h 03m
One way by road
Best Departure Window
6:00 AM to 8:00 AM PDT
Leave early for more breathing room
Arrive between
10:04 AM to 12:04 PM PDT

An early departure helps you fit a real stop into the day without turning the return into a late-night drive.

Leave by
8:52 AM PDT
Keeps a same-day return open with about 04h 00m at the destination.
Back in Coulee Dam
9:00 PM PDT
Early departure recommended

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.

Mid-route stop
Kittitas
WA

City in Kittitas County, Washington, United States

From Coulee Dam
114.3 mi
02h 01m
To Kent
113.9 mi
02h 01m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
60°F
Friday

Sunny

Starts
Fri, Apr 17 6:00 AM PDT
Wind
2 to 6 mph W
Destination
58°F
Friday

Partly Sunny

Starts
Fri, Apr 17 6:00 AM PDT
Wind
2 mph SW

Driving Route Map

The map below follows the saved road route between Coulee Dam and Kent.

Turn-by-Turn Driving Directions

Step-by-step road directions between Coulee Dam and Kent.

  1. 1

    Start on Marina Way

    28 m · 5 sec · Marina Way

  2. 2

    Continue on Roosevelt Way

    755 ft · 21 sec · Roosevelt Way

  3. 3

    Continue on State Highway 155

    1290 ft · 28 sec · State Highway 155

  4. 4

    Turn left onto Columbia Avenue

    1169 ft · 33 sec · Columbia Avenue

  5. 5

    Continue on State Route 155

    916 ft · 26 sec · State Route 155

  6. 6

    Continue on Coulee Corridor

    1.7 mi · 4 min · Coulee Corridor

  7. 7

    Continue on Midway Avenue

    2452 ft · 1 min · Midway Avenue

  8. 8

    Continue on Midway Avenue

    78 m · 7 sec · Midway Avenue

  9. 9

    Continue on Grand Coulee Avenue

    2795 ft · 57 sec · Grand Coulee Avenue

  10. 10

    Continue on Coulee Boulevard

    25.1 mi · 33 min · Coulee Boulevard

  11. 11

    Continue on Coulee Corridor / Sunset Highway

    4.3 mi · 6 min · Coulee Corridor / Sunset Highway

  12. 12

    Turn left onto Coulee Corridor

    21.3 mi · 29 min · Coulee Corridor

  13. 13

    Turn right

    3.7 mi · 5 min

  14. 14

    Turn left onto Alder Street Northwest

    1.6 mi · 3 min · Alder Street Northwest

  15. 15

    Continue on Alder Street Southwest

    2032 ft · 57 sec · Alder Street Southwest

  16. 16

    Turn right onto 5th Avenue Southwest

    120 m · 16 sec · 5th Avenue Southwest

  17. 17

    Turn left onto Basin Street Southwest

    19.9 mi · 27 min · Basin Street Southwest

  18. 18

    Take the ramp straight toward I 90 West: Seattle

    1838 ft · 45 sec

  19. 19

    Merge slight left

    125.7 mi · 2 hr 17 min

  20. 20

    Take the exit slight right toward WA 18 West: Auburn

    1248 ft · 30 sec

  21. 21

    Keep slight left to continue on SR 18 west, Snoqualmie Parkway: Auburn, Tacoma

    137 m · 13 sec

  22. 22

    Merge slight right onto Snoqualmie Parkway

    1780 ft · 25 sec · Snoqualmie Parkway

  23. 23

    Continue on State Route 18

    15.8 mi · 21 min · State Route 18

  24. 24

    Take the exit slight right toward WA 516: South East 272nd Street, Covington

    1907 ft · 49 sec

  25. 25

    Turn right onto Southeast 272nd Street

    2 mi · 4 min · Southeast 272nd Street

  26. 26

    Continue on Southeast Kent-Kangley Road

    858 ft · 16 sec · Southeast Kent-Kangley Road

  27. 27

    Continue on Southeast Kent Kangley Road

    1.8 mi · 3 min · Southeast Kent Kangley Road

  28. 28

    Continue on Southeast 256th Street

    2213 ft · 56 sec · Southeast 256th Street

  29. 29

    Continue on Canyon Drive

    1.5 km · 2 min · Canyon Drive

  30. 30

    Continue on East Smith Street

    572 ft · 20 sec · East Smith Street

  31. 31

    Turn left onto East Titus Street

    1185 ft · 40 sec · East Titus Street

  32. 32

    Continue on East Gowe Street

    1650 ft · 56 sec · East Gowe Street

  33. 33

    Turn right onto 2nd Avenue South

    3 m · 1 sec · 2nd Avenue South

  34. 34

    Arrive at your destination

    0 m · 1 sec · 2nd Avenue South

Car Route Details

A richer read on the saved driving route between Coulee Dam and Kent.

OSRM road route
Drive Character

Highway-focused drive

Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.

Directions
34 steps
9 turns on the saved route
Ramps & Exits
5
2 merges, 3 ramps or exits
Navigation Density
14.9 / 100 mi
Decision points by distance
Main Roads
I 90 West
126 mi · 55%
Coulee Boulevard
25.1 mi · 11%
Coulee Corridor
23 mi · 10%
Basin Street Southwest
19.9 mi · 9%
State Route 18
15.8 mi · 7%
Coulee Corridor / Sunset Highway
4.32 mi · 2%
Longest Stretch

I 90 West

Merge slight left

126 mi · 02h 17m

Route Summary

A quick read on whether this route feels easy, ambitious, or worth planning around.

Trip Read

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.

Drive Time
04h 03m
Long day trip
Same-Day Return
08h 08m
Round-trip wheel time
Road vs Air
+71.3 mi
156.9 mi direct line
Halfway Stop
Kittitas
02h 01m from Coulee Dam
Leave By
8:52 AM PDT
Early departure recommended
Weather Watch

Sunny leaving Coulee Dam and Partly Sunny near Kent.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Coulee Dam to Kent?

The road trip is about 228.2 miles (367.2 km) and usually takes 04h 03m 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 114.3 miles from Coulee Dam and 113.9 miles from Kent.

How much longer is the road route than the straight-line distance?

The direct path is about 156.9 miles (252.5 km), while the road route adds roughly 71.3 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 8:52 AM PDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $42.13 one way or $84.25 round trip. Estimated CO2 is about 71.5 kg one way.

What should you check before leaving?

Before you leave, expect Sunny around Coulee Dam and Partly Sunny near Kent.

Stop Ideas Near Kittitas

Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.

Mid-route Guidance
Local place coverage is thin around Kittitas, so nearby transit and meeting points are shown instead.
Reviewed stop coverage is still thin around this midpoint, so practical transit waypoints are shown on the right.

Transit and Meeting Points

Useful pickup, handoff, or rendezvous points close to Kittitas.

RAIL

Columbia Station

49 mi away
Kittitas & South Columbia Sts.
BUS

Quincy, Washington

52 mi away
102 B St NE
BUS

Leavenworth, Washington

71 mi away
Hwy 2 and 12th St.
RAIL

Leavenworth

71 mi away
11645 North Rd

Flight Path Map

This map shows the direct air route between Coulee Dam and Kent. Straight-line distance: 156.88 mi (252.48 km).

Coulee Dam

#1 Coulee Dam

Town in Washington, USA

Population1,083
Coordinates47.9654300, -118.9761300
Altitude349
CountryUnited States
Kent

#2 Kent

The fourth most populous city in King County, Washington.

Population130,676
Coordinates47.3809300, -122.2348400
Altitude13
CountryUnited States
Start: Marina Way (-118.976116, 47.965621)
End: West Gowe Street (-122.234827, 47.380901)

Estimated Travel Time

Distance: 367 km by road

SpeedTime
30 mph (48.3 km/h)07h 36m
40 mph (64.37 km/h)05h 42m
50 mph (80.47 km/h)04h 33m
60 mph (96.56 km/h)03h 48m
70 mph (112.65 km/h)03h 15m
80 mph (129 km/h)02h 50m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
8.05 gal
30.48 L · about $42.13
Round trip
$84.25
16.1 gal · 60.96 L
Estimated CO2
71.5 kg one way
Round trip: 143.1 kg / 315 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $5.23 $42.13 $84.25
Mid-grade $5.57 $44.81 $89.63
Premium $5.77 $46.46 $92.91
Diesel $5.47 $44.01 $88.02

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

There is no time difference between Coulee Dam and Kent. The current time is 21:01:31.

Distance to Other Cities

Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.

How did we calculate? Place names are translated into coordinates. The Haversine formula calculates straight-line distance; driving distance uses road network data.