How far is Kennewick, WA from Monroe, WA?
The driving distance from Kennewick, WA to Monroe, WA is about 229.3 miles (369 km), with a travel time of about 04h 35m by car.
- The straight-line flight distance is about 175.2 miles (282 km).
- For a round trip, plan for roughly 09h 11m 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 35m.
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.
Mostly Cloudy
Driving Route Map
The map below follows the saved road route between Kennewick and Monroe.
Turn-by-Turn Driving Directions
Step-by-step road directions between Kennewick and Monroe.
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1
Start on North Newport Street
706 ft · 38 sec · North Newport Street
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2
Turn left onto West Kennewick Avenue
2790 ft · 1 min · West Kennewick Avenue
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3
Turn left onto North Fruitland Street
2961 ft · 2 min · North Fruitland Street
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4
Turn left onto West Columbia Drive
2787 ft · 1 min · West Columbia Drive
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5
Enter the roundabout and take exit 1 toward the route
669 ft · 9 sec
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6
Exit the roundabout
6.4 mi · 8 min
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7
Keep slight right
5.1 mi · 5 min
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8
Continue straight
616 ft · 8 sec
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9
Keep slight right to continue on I 82 West, US 12 West: Prosser, Yakima
70.9 mi · 1 hr 17 min
-
10
Continue straight
31 mi · 34 min
-
11
Keep slight left to continue on I 90 West
80.8 mi · 1 hr 30 min
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12
Take the exit slight right toward WA 202 West: North Bend, Snoqualmie
1546 ft · 39 sec
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13
Turn right onto Bendigo Boulevard South
2.8 mi · 6 min · Bendigo Boulevard South
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14
Continue on Railroad Avenue Southeast
1.1 mi · 3 min · Railroad Avenue Southeast
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15
Continue on Southeast Fall City-Snoqualmie Road
1 km · 1 min · Southeast Fall City-Snoqualmie Road
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16
Enter the roundabout and take exit 3 toward Southeast Fall City-Snoqualmie Road
65 m · 5 sec · Southeast Fall City-Snoqualmie Road
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17
Exit the roundabout onto Southeast Fall City-Snoqualmie Road
4.1 mi · 7 min · Southeast Fall City-Snoqualmie Road
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18
Enter the roundabout and take exit 1 toward Fall City-Carnation Road Southeast
4 m · 1 sec · Fall City-Carnation Road Southeast
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19
Exit the roundabout onto Fall City-Carnation Road Southeast
3.2 mi · 5 min · Fall City-Carnation Road Southeast
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20
Continue on Fall City-Carnation Road Northeast
2 mi · 3 min · Fall City-Carnation Road Northeast
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21
Continue on Tolt Avenue
1 mi · 3 min · Tolt Avenue
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22
Continue on Carnation-Duvall Road Northeast
6.4 mi · 10 min · Carnation-Duvall Road Northeast
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23
Enter the roundabout and take exit 2 toward Carnation-Duvall Road Northeast
35 m · 3 sec · Carnation-Duvall Road Northeast
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24
Exit the roundabout onto Carnation-Duvall Road Northeast
1.6 mi · 3 min · Carnation-Duvall Road Northeast
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25
Continue on Main Street Northeast
1.4 km · 2 min · Main Street Northeast
-
26
Continue on Duvall-Monroe Road Northeast
2.9 mi · 4 min · Duvall-Monroe Road Northeast
-
27
Continue on Monroe Duvall Road
2.7 mi · 4 min · Monroe Duvall Road
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28
Turn right
43 m · 2 sec
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29
Keep slight right to continue on Monroe Duvall Road
2.3 mi · 3 min · Monroe Duvall Road
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30
Continue on State Route 203
837 ft · 20 sec · State Route 203
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31
Continue on South Lewis Street
1.1 km · 2 min · South Lewis Street
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32
Arrive at your destination
0 m · 1 sec · South Lewis Street
Car Route Details
A richer read on the saved driving route between Kennewick and Monroe.
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 West
Keep slight left to continue on I 90 West
80.8 mi · 01h 30m
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.
Sunny leaving Kennewick and Mostly Cloudy near Monroe.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Kennewick to Monroe?
The road trip is about 229.3 miles (369 km) and usually takes 04h 35m 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 114.5 miles from Kennewick and 114.8 miles from Monroe.
How much longer is the road route than the straight-line distance?
The direct path is about 175.2 miles (282 km), while the road route adds roughly 54.1 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 7:48 AM PDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $42.33 one way or $84.67 round trip. Estimated CO2 is about 71.9 kg one way.
What should you check before leaving?
Before you leave, expect Sunny around Kennewick and Mostly Cloudy near Monroe.
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 Kennewick and Monroe. Straight-line distance: 175.23 mi (282 km).
#1 Kennewick
The second most populous city in Benton County, Washington.
| Population | 84,515 |
| Coordinates | 46.2112500, -119.1372300 |
| Altitude | 124 |
| Country | United States |
#2 Monroe
City in Snohomish County, Washington, United States
| Population | 20,681 |
| Coordinates | 47.8553800, -121.9709600 |
| Altitude | 22 |
| Country | United States |
End: Monroe (-121.97096, 47.85538)
Estimated Travel Time
Distance: 369 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 07h 38m |
| 40 mph (64.37 km/h) | 05h 43m |
| 50 mph (80.47 km/h) | 04h 35m |
| 60 mph (96.56 km/h) | 03h 49m |
| 70 mph (112.65 km/h) | 03h 16m |
| 80 mph (129 km/h) | 02h 51m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $5.23 | $42.33 | $84.67 |
| Mid-grade | $5.57 | $45.04 | $90.07 |
| Premium | $5.77 | $46.69 | $93.37 |
| Diesel | $5.47 | $44.23 | $88.46 |
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 · May 06, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.