How far is Seattle, WA from Oak Harbor, WA?
The driving distance from Seattle, WA to Oak Harbor, WA is about 67.8 miles (109.1 km), with a travel time of about 01h 59m by car.
- The straight-line flight distance is about 49.6 miles (79.8 km).
- For a round trip, plan for roughly 03h 59m 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 01h 59m.
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.
City in British Columbia
Route Weather Snapshot
Check the forecast at both ends before you head out.
Chance Light Rain
Slight Chance Light Rain then Mostly Cloudy
Driving Route Map
The map below follows the saved road route between Seattle and Oak Harbor.
Turn-by-Turn Driving Directions
Step-by-step road directions between Seattle and Oak Harbor.
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1
Start on the route
9 m · 8 sec
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2
Turn left onto Madison Street
62 m · 11 sec · Madison Street
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3
Turn right onto 4th Avenue
916 ft · 39 sec · 4th Avenue
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4
Turn right onto University Street
653 ft · 26 sec · University Street
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5
Take the ramp straight toward I 5 North
1631 ft · 42 sec
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6
Merge slight right
16.1 mi · 20 min
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7
Take the exit slight right toward WA 525 North, I 405 South: Mukilteo, Bellevue
1334 ft · 33 sec
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8
Keep slight left to continue on WA 525 North: Alderwood Mall Parkway
1.3 km · 1 min
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9
Merge slight left
5.2 mi · 9 min
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10
Take the exit straight
812 ft · 22 sec
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11
Continue on Paine Field Boulevard
1.2 km · 1 min · Paine Field Boulevard
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12
Turn left onto 84th Street Southwest
2170 ft · 45 sec · 84th Street Southwest
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13
Turn right onto Mukilteo Speedway
1.9 mi · 5 min · Mukilteo Speedway
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14
Turn right
759 ft · 15 sec
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15
Turn slight left
1439 ft · 2 min
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16
Continue on Mukilteo-Clinton Ferry
3 mi · 20 min · Mukilteo-Clinton Ferry
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17
Continue on Ferry Dock
708 ft · 40 sec · Ferry Dock
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18
Continue on State Route 525
22 mi · 32 min · State Route 525
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19
Continue on State Route 20
15 mi · 23 min · State Route 20
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20
Continue on Southeast Pioneer Way
1.1 km · 2 min · Southeast Pioneer Way
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21
Turn left onto Southeast Midway Boulevard
1368 ft · 40 sec · Southeast Midway Boulevard
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22
Arrive at your destination
0 m · 1 sec · Southeast Midway Boulevard
Car Route Details
A richer read on the saved driving route between Seattle and Oak Harbor.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
State Route 525
Continue on State Route 525
22 mi · 00h 33m
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.
Chance Light Rain leaving Seattle and Slight Chance Light Rain then Mostly Cloudy near Oak Harbor.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Seattle to Oak Harbor?
The road trip is about 67.8 miles (109.1 km) and usually takes 01h 59m 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?
Langley is a useful midpoint, sitting about 33.9 miles from Seattle and 33.9 miles from Oak Harbor.
How much longer is the road route than the straight-line distance?
The direct path is about 49.6 miles (79.8 km), while the road route adds roughly 18.2 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 2:30 PM PDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $12.51 one way or $25.01 round trip. Estimated CO2 is about 21.2 kg one way.
What should you check before leaving?
Before you leave, expect Chance Light Rain around Seattle and Slight Chance Light Rain then Mostly Cloudy near Oak Harbor.
Stop Ideas Near Langley
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 Langley.
Everett Station
Stanwood station
Edmonds station
Monroe, Washington
Flight Path Map
This map shows the direct air route between Seattle and Oak Harbor. Straight-line distance: 49.6 mi (79.82 km).
#1 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 |
#2 Oak Harbor
City in Washington
| Population | 23,643 |
| Coordinates | 48.2931600, -122.6432200 |
| Altitude | 29 |
| Country | United States |
End: Oak Harbor (-122.64322, 48.29316)
Estimated Travel Time
Distance: 109 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 02h 15m |
| 40 mph (64.37 km/h) | 01h 41m |
| 50 mph (80.47 km/h) | 01h 21m |
| 60 mph (96.56 km/h) | 01h 07m |
| 70 mph (112.65 km/h) | 00h 58m |
| 80 mph (129 km/h) | 00h 50m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $5.23 | $12.51 | $25.01 |
| Mid-grade | $5.57 | $13.31 | $26.61 |
| Premium | $5.77 | $13.79 | $27.59 |
| Diesel | $5.47 | $13.07 | $26.13 |
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.