How far is Mill Plain, WA from Spokane, WA?

The driving distance from Mill Plain, WA to Spokane, WA is about 354.9 miles (571.2 km), with a travel time of about 05h 42m by car.

  • The straight-line flight distance is about 277.6 miles (446.8 km).
  • For a round trip, plan for roughly 11h 24m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 6:00 AM to 8:00 AM PDT.
Trip Tools

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.

Reverse Route
Quick Snapshot
Road
354.9 mi
05h 42m
Flight
277.63 mi
446.8 km direct

This drive is better planned with a longer stop or an overnight stay.

Learn Distance

Choose another destination from Mill Plain.

Flight Distance

Direct air line
277.63 mi
Kilometers
446.8 km
Flight Time
00h 33m

Driving Distance

Road route
354.9 mi
Kilometers
571.16 km
Drive Time
05h 42m

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 05h 42m.

Arrival Snapshot
Arrive in Spokane
Thu, Apr 23, 8:38 AM PDT
Return by in Mill Plain
Thu, Apr 23, 2:20 PM PDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Mill Plain
2026-04-23T02:56
Arrive Spokane
Thu, Apr 23, 8:38 AM PDT
Route Timing
05h 42m
One way by road
Best Departure Window
6:00 AM to 8:00 AM PDT
Leave early for more breathing room
Arrive between
11:42 AM to 1:42 PM PDT

An early departure helps you fit a real stop into the day without turning the return into a late-night drive.

Leave by
5:36 AM PDT
Keeps a same-day return open with about 04h 00m at the destination.
Back in Mill Plain
9:00 PM PDT
Early departure recommended

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.

Mid-route stop
Finley
WA

City in North Dakota

From Mill Plain
173.4 mi
02h 51m
To Spokane
181.5 mi
02h 51m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
65°F
Thursday

Mostly Sunny

Starts
Thu, Apr 23 6:00 AM PDT
Wind
3 to 7 mph SW
Destination
60°F
Thursday

Chance Light Rain

Starts
Thu, Apr 23 6:00 AM PDT
Wind
8 mph N

Driving Route Map

The map below follows the saved road route between Mill Plain and Spokane.

Turn-by-Turn Driving Directions

Step-by-step road directions between Mill Plain and Spokane.

  1. 1

    Start on the route

    559 ft · 36 sec

  2. 2

    Turn left onto Northeast 29th Street

    61 m · 14 sec · Northeast 29th Street

  3. 3

    Turn left onto Northeast 172nd Avenue

    1.9 mi · 4 min · Northeast 172nd Avenue

  4. 4

    Turn right onto Southeast Mill Plain Boulevard

    2309 ft · 53 sec · Southeast Mill Plain Boulevard

  5. 5

    Turn left onto Southeast 164th Avenue

    1.7 mi · 4 min · Southeast 164th Avenue

  6. 6

    Take the ramp left toward WA 14 East: Camas

    2651 ft · 57 sec

  7. 7

    Merge slight left onto Southeast Lewis and Clark Highway

    3.1 mi · 4 min · Southeast Lewis and Clark Highway

  8. 8

    Continue on Lewis and Clark Highway

    3.9 mi · 5 min · Lewis and Clark Highway

  9. 9

    Enter the roundabout and take exit 1 toward Lewis and Clark Highway

    26 m · 1 sec · Lewis and Clark Highway

  10. 10

    Exit the roundabout onto Lewis and Clark Highway

    1.5 km · 1 min · Lewis and Clark Highway

  11. 11

    Enter the roundabout and take exit 2 toward Southeast Lewis and Clark Highway

    31 m · 2 sec · Southeast Lewis and Clark Highway

  12. 12

    Exit the roundabout onto Southeast Lewis and Clark Highway

    4.5 mi · 6 min · Southeast Lewis and Clark Highway

  13. 13

    Continue on Evergreen Highway

    19.9 mi · 28 min · Evergreen Highway

  14. 14

    Turn right onto Bridge of the Gods

    1 km · 3 min · Bridge of the Gods

  15. 15

    Turn right onto Wa-Na-Pa Street

    1.3 mi · 3 min · Wa-Na-Pa Street

  16. 16

    Continue on Frontage Road

    871 ft · 20 sec · Frontage Road

  17. 17

    Take the ramp left toward I 84 East

    1487 ft · 20 sec

  18. 18

    Merge slight left onto Columbia River Highway

    122.2 mi · 2 hr 14 min · Columbia River Highway

  19. 19

    Continue on Old Oregon Trail Highway

    11.4 mi · 12 min · Old Oregon Trail Highway

  20. 20

    Take the exit slight right toward I 82 West: Hermiston, Umatilla

    1.3 km · 2 min

  21. 21

    Continue on McNary Highway

    29.9 mi · 33 min · McNary Highway

  22. 22

    Keep slight right to continue on Lewis and Clark Trail Highway

    3.3 mi · 5 min · Lewis and Clark Trail Highway

  23. 23

    Continue on South US 395

    1.1 mi · 2 min · South US 395

  24. 24

    Continue on Lewis and Clark Trail

    4.9 mi · 7 min · Lewis and Clark Trail

  25. 25

    Take the exit slight right toward US 395 north, SR 397 south (Oregon Street): Spokane, Finley

    859 ft · 21 sec

  26. 26

    Keep slight left to continue on US 395

    1416 ft · 35 sec

  27. 27

    Keep slight right to continue on US 395 North: Spokane

    130.7 mi · 2 hr 21 min

  28. 28

    Merge slight right

    1.8 mi · 2 min

  29. 29

    Take the exit slight right toward Maple Street, Lincoln Street, Walnut Street

    1203 ft · 31 sec

  30. 30

    Continue on West 5th Avenue

    117 m · 13 sec · West 5th Avenue

  31. 31

    Turn straight onto West Freeway Avenue

    1151 ft · 33 sec · West Freeway Avenue

  32. 32

    Continue on West 4th Avenue

    1027 ft · 31 sec · West 4th Avenue

  33. 33

    Continue on West 4th Avenue

    51 m · 5 sec · West 4th Avenue

  34. 34

    Continue on South Lincoln Street

    2275 ft · 1 min · South Lincoln Street

  35. 35

    Turn left onto West Main Avenue

    846 ft · 35 sec · West Main Avenue

  36. 36

    Turn right

    8 m · 9 sec

  37. 37

    Turn left onto South Gorge Trail

    48 m · 17 sec · South Gorge Trail

  38. 38

    Arrive at your destination

    0 m · 1 sec · South Gorge Trail

Car Route Details

A richer read on the saved driving route between Mill Plain and Spokane.

OSRM road route
Drive Character

Long-distance drive

This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.

Directions
38 steps
14 turns on the saved route
Ramps & Exits
12
3 merges, 9 ramps or exits
Navigation Density
10.7 / 100 mi
Decision points by distance
Main Roads
US 395 north
133 mi · 37%
Columbia River Highway
122 mi · 34%
McNary Highway
29.9 mi · 8%
Evergreen Highway
19.9 mi · 6%
Old Oregon Trail Highway
11.4 mi · 3%
Southeast Lewis and Clark Highway
7.61 mi · 2%
Longest Stretch

US 395 North

Keep slight right to continue on US 395 North: Spokane

131 mi · 02h 21m

Route Summary

A quick read on whether this route feels easy, ambitious, or worth planning around.

Trip Read

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.

Drive Time
05h 42m
Long day trip
Same-Day Return
11h 24m
Round-trip wheel time
Road vs Air
+77.3 mi
277.6 mi direct line
Halfway Stop
Finley
02h 51m from Mill Plain
Leave By
5:36 AM PDT
Early departure recommended
Weather Watch

Mostly Sunny leaving Mill Plain and Chance Light Rain near Spokane.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Mill Plain to Spokane?

The road trip is about 354.9 miles (571.2 km) and usually takes 05h 42m 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?

Finley is a useful midpoint, sitting about 173.4 miles from Mill Plain and 181.5 miles from Spokane.

How much longer is the road route than the straight-line distance?

The direct path is about 277.6 miles (446.8 km), while the road route adds roughly 77.3 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 5:36 AM PDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $65.52 one way or $131.03 round trip. Estimated CO2 is about 111.3 kg one way.

What should you check before leaving?

Before you leave, expect Mostly Sunny around Mill Plain and Chance Light Rain near Spokane.

Stop Ideas Near Finley

Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.

Mid-route Guidance
Local place coverage is thin around Finley, so nearby transit and meeting points are shown instead.
Reviewed stop coverage is still thin around this midpoint, so practical transit waypoints are shown on the right.

Transit and Meeting Points

Useful pickup, handoff, or rendezvous points close to Finley.

RAIL

Pasco Intermodal Train Station

10 mi away
535 North 1st Avenue
BUS

Walla Walla, WA

54 mi away
108 West Main Street
BUS

Pendleton, Oregon

57 mi away
320 SW Court Street
BUS

Moses Lake, Washington

107 mi away
1819 East Kittleson Road

Flight Path Map

This map shows the direct air route between Mill Plain and Spokane. Straight-line distance: 277.63 mi (446.8 km).

Mill Plain

#1 Mill Plain

Census designated place

Population7,874
Coordinates45.6429000, -122.4939800
Altitude84
CountryUnited States
Spokane

#2 Spokane

The second most populous city in Washington.

Population222,050
Coordinates47.6596600, -117.4290800
Altitude571
CountryUnited States
Start: (-122.493982, 45.643)
End: West Main Avenue (-117.429081, 47.659029)

Estimated Travel Time

Distance: 571 km by road

SpeedTime
30 mph (48.3 km/h)11h 49m
40 mph (64.37 km/h)08h 52m
50 mph (80.47 km/h)07h 05m
60 mph (96.56 km/h)05h 54m
70 mph (112.65 km/h)05h 04m
80 mph (129 km/h)04h 25m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
12.52 gal
47.41 L · about $65.52
Round trip
$131.03
25.04 gal · 94.82 L
Estimated CO2
111.3 kg one way
Round trip: 222.5 kg / 491 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $5.23 $65.52 $131.03
Mid-grade $5.57 $69.70 $139.40
Premium $5.77 $72.25 $144.51
Diesel $5.47 $68.45 $136.89

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 23, 2026

There is no time difference between Mill Plain and Spokane. The current time is 02:56:35.

Distance to Other Cities

Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.

How did we calculate? Place names are translated into coordinates. The Haversine formula calculates straight-line distance; driving distance uses road network data.