How far is Seattle, WA from Ephrata, WA?
The driving distance from Seattle, WA to Ephrata, WA is about 171.1 miles (275.4 km), with a travel time of about 03h 16m by car.
- The straight-line flight distance is about 131.3 miles (211.3 km).
- For a round trip, plan for roughly 06h 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 16m.
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 Sunny
Mostly Sunny
Driving Route Map
The map below follows the saved road route between Seattle and Ephrata.
Turn-by-Turn Driving Directions
Step-by-step road directions between Seattle and Ephrata.
-
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
94 m · 15 sec · 4th Avenue
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4
Turn right onto Spring Street
647 ft · 26 sec · Spring Street
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5
Take the ramp right toward I 5 South: Portland
1151 ft · 28 sec
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6
Continue straight
3180 ft · 1 min
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7
Keep slight left to continue on I 90 East, I 5 South: Bellevue, Portland
45 m · 2 sec
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8
Keep slight left to continue on I 90 East: Bellevue, Spokane
2257 ft · 55 sec
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9
Merge slight left
1.6 km · 1 min
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10
Keep slight left to continue on Mount Baker Ridge Tunnel
147.9 mi · 2 hr 44 min · Mount Baker Ridge Tunnel
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11
Take the exit slight right toward WA 283 North: Ephrata, Soap Lake
2490 ft · 1 min
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12
Continue on Burke Spur
689 ft · 10 sec · Burke Spur
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13
Turn right
20.1 mi · 27 min
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14
Turn right onto 3rd Avenue Southwest
13 m · 1 sec · 3rd Avenue Southwest
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15
Arrive at your destination
0 m · 1 sec · 3rd Avenue Southwest
Car Route Details
A richer read on the saved driving route between Seattle and Ephrata.
Straightforward drive
The saved road route has a manageable number of maneuvers and should be easy to follow with normal attention to signs.
Mount Baker Ridge Tunnel
Keep slight left to continue on Mount Baker Ridge Tunnel
148 mi · 02h 44m
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 Sunny leaving Seattle and Mostly Sunny near Ephrata.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Seattle to Ephrata?
The road trip is about 171.1 miles (275.4 km) and usually takes 03h 16m 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?
Cle Elum is a useful midpoint, sitting about 85.4 miles from Seattle and 85.7 miles from Ephrata.
How much longer is the road route than the straight-line distance?
The direct path is about 131.3 miles (211.3 km), while the road route adds roughly 39.8 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 10:26 AM PDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $31.61 one way or $63.21 round trip. Estimated CO2 is about 53.7 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Seattle and Mostly Sunny near Ephrata.
Stop Ideas Near 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 Cle Elum.
Leavenworth, Washington
Leavenworth
Columbia Station
Stevens Pass, Washington
Flight Path Map
This map shows the direct air route between Seattle and Ephrata. Straight-line distance: 131.3 mi (211.31 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 Ephrata
City of the state Washington, United States
| Population | 8,217 |
| Coordinates | 47.3176400, -119.5536500 |
| Altitude | 389 |
| Country | United States |
End: Ephrata (-119.55365, 47.31764)
Estimated Travel Time
Distance: 275 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 05h 42m |
| 40 mph (64.37 km/h) | 04h 16m |
| 50 mph (80.47 km/h) | 03h 25m |
| 60 mph (96.56 km/h) | 02h 51m |
| 70 mph (112.65 km/h) | 02h 26m |
| 80 mph (129 km/h) | 02h 08m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $5.23 | $31.61 | $63.21 |
| Mid-grade | $5.57 | $33.62 | $67.25 |
| Premium | $5.77 | $34.86 | $69.71 |
| Diesel | $5.47 | $33.02 | $66.04 |
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 24, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.