How far is Mountlake Terrace, WA from Pasco, WA?
The driving distance from Mountlake Terrace, WA to Pasco, WA is about 228.4 miles (367.5 km), with a travel time of about 03h 46m by car.
- The straight-line flight distance is about 185.2 miles (298 km).
- For a round trip, plan for roughly 07h 33m 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 46m.
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 then Slight Chance Light Rain
Partly Sunny
Driving Route Map
The map below follows the saved road route between Mountlake Terrace and Pasco.
Turn-by-Turn Driving Directions
Step-by-step road directions between Mountlake Terrace and Pasco.
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1
Start on the route
22 m · 8 sec
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2
Turn right onto 56th Avenue West
1209 ft · 39 sec · 56th Avenue West
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3
Turn right onto 236th Street Southwest
2230 ft · 1 min · 236th Street Southwest
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4
Take the ramp left toward I 5 South: Seattle
1490 ft · 36 sec
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5
Keep slight left to continue on I 5 South: Seattle
1 km · 1 min
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6
Merge slight left
11.8 mi · 15 min
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7
Take the exit slight right toward Bellevue, Spokane
1.2 km · 1 min
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8
Keep slight left to continue on I 90 East, I 5 South: Bellevue, Portland
45 m · 2 sec
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9
Keep slight left to continue on I 90 East: Bellevue, Spokane
2257 ft · 55 sec
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10
Merge slight left
1.6 km · 1 min
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11
Keep slight left to continue on Mount Baker Ridge Tunnel
107 mi · 2 hr · Mount Baker Ridge Tunnel
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12
Take the exit slight right toward I 82 East, US 97 South: Yakima
37.8 mi · 43 min
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13
Keep slight left
64.1 mi · 1 hr 9 min
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14
Take the exit slight right toward I‑182 east, US 12 east: Richland, Pasco
14.5 mi · 16 min
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15
Take the exit slight right toward North 4th Avenue: Pasco City Center
1011 ft · 25 sec
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16
Turn straight onto North 4th Avenue
3107 ft · 1 min · North 4th Avenue
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17
Turn right onto Court Street
1439 ft · 43 sec · Court Street
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18
Turn left onto North 8th Avenue
640 ft · 28 sec · North 8th Avenue
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19
Arrive at your destination
0 m · 1 sec · North 8th Avenue
Car Route Details
A richer read on the saved driving route between Mountlake Terrace and Pasco.
Interchange-aware route
The drive includes several ramps, exits, or merges, so checking the next few maneuvers before busy interchanges is useful.
Mount Baker Ridge Tunnel
Keep slight left to continue on Mount Baker Ridge Tunnel
107 mi · 02h 00m
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.
Mostly Cloudy then Slight Chance Light Rain leaving Mountlake Terrace and Partly Sunny near Pasco.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Mountlake Terrace to Pasco?
The road trip is about 228.4 miles (367.5 km) and usually takes 03h 46m 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 119.9 miles from Mountlake Terrace and 108.4 miles from Pasco.
How much longer is the road route than the straight-line distance?
The direct path is about 185.2 miles (298 km), while the road route adds roughly 43.2 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 9:26 AM PDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $42.18 one way or $84.36 round trip. Estimated CO2 is about 71.6 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Cloudy then Slight Chance Light Rain around Mountlake Terrace and Partly Sunny near Pasco.
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 Mountlake Terrace and Pasco. Straight-line distance: 185.15 mi (297.97 km).
#1 Mountlake Terrace
City in Snohomish County, Washington, United States
| Population | 21,315 |
| Coordinates | 47.7881500, -122.3087400 |
| Altitude | 140 |
| Country | United States |
#2 Pasco
The third most populous city in Franklin County, Washington.
| Population | 77,095 |
| Coordinates | 46.2395800, -119.1005700 |
| Altitude | 118 |
| Country | United States |
End: North 8th Avenue (-119.100625, 46.239581)
Estimated Travel Time
Distance: 367 km by road
| Speed | Time |
|---|---|
| 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.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $5.23 | $42.18 | $84.36 |
| Mid-grade | $5.57 | $44.87 | $89.74 |
| Premium | $5.77 | $46.51 | $93.03 |
| Diesel | $5.47 | $44.06 | $88.13 |
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.