How far is Castle Rock, WA from Bellevue, WA?
The driving distance from Castle Rock, WA to Bellevue, WA is about 119.3 miles (192 km), with a travel time of about 02h 04m by car.
- The straight-line flight distance is about 98.1 miles (157.9 km).
- For a round trip, plan for roughly 04h 08m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 8:00 AM to 10:00 AM PDT.
Reverse, save, or send this route
This route works well as a day trip with time at the destination. Copy the route link, send it to another device, or print a clean version before you head out.
This route works well as a day trip with time at the destination.
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 02h 04m.
A morning start gives you useful time at the destination and keeps the return out of the late evening.
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.
The most populous city in Thurston County, Washington.
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny
Mostly Sunny
Driving Route Map
The map below follows the saved road route between Castle Rock and Bellevue.
Turn-by-Turn Driving Directions
Step-by-step road directions between Castle Rock and Bellevue.
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1
Start on Front Avenue Southwest
1174 ft · 33 sec · Front Avenue Southwest
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2
Turn right onto Barr Street
45 m · 9 sec · Barr Street
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3
Turn left onto Huntington Avenue North
2742 ft · 1 min · Huntington Avenue North
-
4
Continue on Mount Saint Helens Way Northeast
124 m · 13 sec · Mount Saint Helens Way Northeast
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5
Take the ramp left toward I 5 North
2204 ft · 54 sec
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6
Merge slight left
83.1 mi · 1 hr 36 min
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7
Keep slight right
20.7 mi · 26 min
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8
Take the exit slight right toward WA 518 West, I 405 North: Seattle-Tacoma International Airport, Bellevue
136 m · 11 sec
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9
Keep slight right to continue on I 405 North: Renton, Bellevue
2062 ft · 50 sec
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10
Merge slight left
12.1 mi · 15 min
-
11
Take the exit slight right toward Southeast 8th Street, 116th Avenue Southeast
933 ft · 23 sec
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12
Keep slight left to continue on 116th Avenue Southeast
1400 ft · 36 sec
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13
Turn left onto 116th Avenue Southeast
2038 ft · 1 min · 116th Avenue Southeast
-
14
Turn left onto Main Street
1.2 km · 2 min · Main Street
-
15
Turn right
14 m · 3 sec
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16
Arrive at your destination
0 m · 1 sec
Car Route Details
A richer read on the saved driving route between Castle Rock and Bellevue.
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 5 North
Merge slight left
83.1 mi · 01h 36m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A comfortable day-trip route
This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.
Mostly Sunny leaving Castle Rock and Mostly Sunny near Bellevue.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Castle Rock to Bellevue?
The road trip is about 119.3 miles (192 km) and usually takes 02h 04m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.
What is the halfway point on this route?
Lacey is a useful midpoint, sitting about 59.5 miles from Castle Rock and 59.8 miles from Bellevue.
How much longer is the road route than the straight-line distance?
The direct path is about 98.1 miles (157.9 km), while the road route adds roughly 21.2 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 8:00 AM to 10:00 AM PDT. If you want a more comfortable same-day return, try to leave by 2:22 PM PDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $22.03 one way or $44.06 round trip. Estimated CO2 is about 37.4 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Castle Rock and Mostly Sunny near Bellevue.
Stop Ideas Near Lacey
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
City of Lacey - City Hall Parking
Olympia City Hall
Lacey Community Center
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Lacey.
Centennial Station
Centralia station
Tacoma Dome Station
Tukwila station
Flight Path Map
This map shows the direct air route between Castle Rock and Bellevue. Straight-line distance: 98.1 mi (157.87 km).
#1 Castle Rock
City in Cowlitz County, Washington, United States
| Population | 2,304 |
| Coordinates | 46.2751100, -122.9076100 |
| Altitude | 18 |
| Country | United States |
#2 Bellevue
The most populous city in Washington.
| Population | 148,073 |
| Coordinates | 47.6103800, -122.2006800 |
| Altitude | 26 |
| Country | United States |
End: (-122.20084, 47.610293)
Estimated Travel Time
Distance: 192 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 03h 58m |
| 40 mph (64.37 km/h) | 02h 58m |
| 50 mph (80.47 km/h) | 02h 23m |
| 60 mph (96.56 km/h) | 01h 59m |
| 70 mph (112.65 km/h) | 01h 42m |
| 80 mph (129 km/h) | 01h 29m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $5.23 | $22.03 | $44.06 |
| Mid-grade | $5.57 | $23.44 | $46.87 |
| Premium | $5.77 | $24.30 | $48.59 |
| Diesel | $5.47 | $23.02 | $46.03 |
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 25, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.