How far is Rock Island, WA from Seattle, WA?
The driving distance from Rock Island, WA to Seattle, WA is about 158.4 miles (254.9 km), with a travel time of about 02h 46m by car.
- The straight-line flight distance is about 103.4 miles (166.4 km).
- For a round trip, plan for roughly 05h 33m 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 46m.
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.
Town of the United States
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 Rock Island and Seattle.
Turn-by-Turn Driving Directions
Step-by-step road directions between Rock Island and Seattle.
-
1
Start on Saunders Avenue
22 m · 4 sec · Saunders Avenue
-
2
Turn right onto North Garden Avenue
590 ft · 27 sec · North Garden Avenue
-
3
Turn left onto Rock Island Drive
1899 ft · 1 min · Rock Island Drive
-
4
Turn right
7.9 mi · 11 min
-
5
Turn straight
1101 ft · 24 sec
-
6
Enter the roundabout and take exit 2 toward Sunset Highway
32 m · 1 sec · Sunset Highway
-
7
Exit the roundabout onto Sunset Highway
4 mi · 8 min · Sunset Highway
-
8
Turn left onto US 2/97
1.2 km · 1 min · US 2/97
-
9
Continue on Odabashian Bridge
1.1 mi · 2 min · Odabashian Bridge
-
10
Enter the roundabout and take exit 2 toward US2, US97
42 m · 6 sec · US 2
-
11
Exit the rotary onto US 2
2365 ft · 45 sec · US 2
-
12
Keep slight left to continue on US 2
43 m · 3 sec · US 2
-
13
Keep slight right to continue on US 2
13.7 mi · 17 min · US 2
-
14
Take the exit slight right toward US 97 South to I-90, Ellensburg, Seattle
1401 ft · 46 sec · US 2
-
15
Turn left onto US 97
35.3 mi · 44 min · US 97
-
16
Continue straight
9.8 mi · 13 min
-
17
Turn left
827 ft · 18 sec
-
18
Turn left onto Sunset Highway
804 ft · 11 sec · Sunset Highway
-
19
Take the exit slight right toward I 90 West
1648 ft · 35 sec
-
20
Merge slight left
83.1 mi · 1 hr 34 min
-
21
Take the exit slight right toward I 5 North: Vancouver British Columbia, James Street, Madison Street
1.2 km · 1 min
-
22
Keep slight left to continue on I 5 North: Vancouver British Columbia, Madison Street, Convention Center
881 ft · 22 sec
-
23
Keep slight right to continue on Madison Street, Convention Place
1843 ft · 55 sec
-
24
Turn left onto Madison Street
760 ft · 35 sec · Madison Street
-
25
Turn left
9 m · 2 sec
-
26
Arrive at your destination
0 m · 1 sec
Car Route Details
A richer read on the saved driving route between Rock Island and Seattle.
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
Merge slight left
83.1 mi · 01h 34m
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 Rock Island and Mostly Sunny near Seattle.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Rock Island to Seattle?
The road trip is about 158.4 miles (254.9 km) and usually takes 02h 46m 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?
South Cle Elum is a useful midpoint, sitting about 79.4 miles from Rock Island and 79 miles from Seattle.
How much longer is the road route than the straight-line distance?
The direct path is about 103.4 miles (166.4 km), while the road route adds roughly 55 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 12:56 PM PDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $29.25 one way or $58.50 round trip. Estimated CO2 is about 49.7 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Rock Island and Mostly Sunny near Seattle.
Stop Ideas Near South Cle Elum
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 South Cle Elum.
Leavenworth, Washington
Leavenworth
Columbia Station
Stevens Pass, Washington
Flight Path Map
This map shows the direct air route between Rock Island and Seattle. Straight-line distance: 103.37 mi (166.36 km).
#1 Rock Island
City in Douglas County, Washington
| Population | 1,310 |
| Coordinates | 47.3770700, -120.1439500 |
| Altitude | 196 |
| Country | United States |
#2 Seattle
The eighteenth most populous city in the United States and the center of the Seattle metropolitan area.
| Population | 769,714 |
| Coordinates | 47.6062100, -122.3320700 |
| Altitude | 56 |
| Country | United States |
End: (-122.332143, 47.606309)
Estimated Travel Time
Distance: 255 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 05h 16m |
| 40 mph (64.37 km/h) | 03h 57m |
| 50 mph (80.47 km/h) | 03h 10m |
| 60 mph (96.56 km/h) | 02h 38m |
| 70 mph (112.65 km/h) | 02h 15m |
| 80 mph (129 km/h) | 01h 58m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $5.23 | $29.25 | $58.50 |
| Mid-grade | $5.57 | $31.12 | $62.24 |
| Premium | $5.77 | $32.26 | $64.52 |
| Diesel | $5.47 | $30.56 | $61.12 |
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 13, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.