How far is Kelso, WA from Kennewick, WA?
The driving distance from Kelso, WA to Kennewick, WA is about 253.4 miles (407.8 km), with a travel time of about 03h 59m by car.
- The straight-line flight distance is about 180.4 miles (290.4 km).
- For a round trip, plan for roughly 07h 59m 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 03h 59m.
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.
Census designated place
Route Weather Snapshot
Check the forecast at both ends before you head out.
Light Rain Likely
Rain Likely
Driving Route Map
The map below follows the saved road route between Kelso and Kennewick.
Turn-by-Turn Driving Directions
Step-by-step road directions between Kelso and Kennewick.
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1
Start on North 4th Avenue
817 ft · 24 sec · North 4th Avenue
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2
Turn left onto Allen Street
2801 ft · 2 min · Allen Street
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3
Take the ramp slight right toward I 5 South: Portland
1564 ft · 39 sec
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4
Merge slight left
31.6 mi · 34 min
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5
Keep slight right to continue on I 205 South: Salem
14.7 mi · 19 min
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6
Take the exit slight right toward I 84 East, US 30 East: The Dalles
1.2 km · 1 min
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7
Continue on Columbia River Highway
158.1 mi · 2 hr 56 min · Columbia River Highway
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8
Continue on Old Oregon Trail Highway
11.4 mi · 12 min · Old Oregon Trail Highway
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9
Take the exit slight right toward I 82 West: Hermiston, Umatilla
1.3 km · 2 min
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10
Continue on McNary Highway
29.9 mi · 33 min · McNary Highway
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11
Keep slight right to continue on Lewis and Clark Trail Highway
3.3 mi · 5 min · Lewis and Clark Trail Highway
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12
Turn right onto West 10th Avenue
1 mi · 2 min · West 10th Avenue
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13
Turn left onto South Olympia Street
1.2 km · 1 min · South Olympia Street
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14
Turn right onto West Kennewick Avenue
46 m · 10 sec · West Kennewick Avenue
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15
Turn left onto North Newport Street
706 ft · 31 sec · North Newport Street
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16
Arrive at your destination
0 m · 1 sec · North Newport Street
Car Route Details
A richer read on the saved driving route between Kelso and Kennewick.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
Columbia River Highway
Continue on Columbia River Highway
158 mi · 02h 56m
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 Kelso and Rain Likely near Kennewick.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Kelso to Kennewick?
The road trip is about 253.4 miles (407.8 km) and usually takes 03h 59m 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?
Dallesport is a useful midpoint, sitting about 126.6 miles from Kelso and 126.8 miles from Kennewick.
How much longer is the road route than the straight-line distance?
The direct path is about 180.4 miles (290.4 km), while the road route adds roughly 73 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 9:00 AM PDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $46.78 one way or $93.57 round trip. Estimated CO2 is about 79.4 kg one way.
What should you check before leaving?
Before you leave, expect Light Rain Likely around Kelso and Rain Likely near Kennewick.
Stop Ideas Near Dallesport
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 Dallesport.
The Dalles, Oregon
Wishram
Bingen – White Salmon
Hood River, Oregon
Flight Path Map
This map shows the direct air route between Kelso and Kennewick. Straight-line distance: 180.45 mi (290.41 km).
#1 Kelso
Town and parish in Scottish Borders, Scotland
| Population | 12,438 |
| Coordinates | 46.1467800, -122.9084400 |
| Altitude | 23 |
| Country | United States |
#2 Kennewick
The second most populous city in Benton County, Washington.
| Population | 84,515 |
| Coordinates | 46.2112500, -119.1372300 |
| Altitude | 124 |
| Country | United States |
End: North Newport Street (-119.137182, 46.21125)
Estimated Travel Time
Distance: 408 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 08h 26m |
| 40 mph (64.37 km/h) | 06h 20m |
| 50 mph (80.47 km/h) | 05h 04m |
| 60 mph (96.56 km/h) | 04h 13m |
| 70 mph (112.65 km/h) | 03h 37m |
| 80 mph (129 km/h) | 03h 09m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $5.23 | $46.78 | $93.57 |
| Mid-grade | $5.57 | $49.77 | $99.54 |
| Premium | $5.77 | $51.59 | $103.19 |
| Diesel | $5.47 | $48.87 | $97.75 |
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.