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Trip from Federal Way, WA to Tanner, WA

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Compiled and reviewed by the US Trip Planner planning team at COD Solutions Oy · Last reviewed Sep 4, 2026 · Editorial standards

Drive Time

52m

Distance

37.4 mi

60 km

Drive Score

6/10

Good drive

Same Day?

Yes, doable

Fuel Cost

$8

one way

EV Charging

Unknown

Best Time to Leave

Save up to 13 min
4 AM
0h 48m ★
6 AM
0h 53m
8 AM
1h 1m
10 AM
0h 56m
12 PM
0h 55m
3 PM
0h 56m
5 PM
1h 1m
8 PM
0h 50m

Estimated drive times based on typical traffic patterns. Actual times may vary with weather, construction, and real-time conditions.

Best Time
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Downtown Federal Way, WA, WA

Federal Way, WA

Wikimedia Commons

Downtown Tanner, WA, WA

Tanner, WA

nicholas hatherly

Trip Overview

The drive from Federal Way, WA to Tanner, WA covers 37.4 miles and takes about 52m behind the wheel. This route is realistic as a one-day drive if you keep your stops efficient.

The route leans on State Route 18, I 90, South Peasley Canyon Road for much of the mileage, and the overall profile is mostly highway. The longest uninterrupted segment is about 24.4 miles on State Route 18. At current regular gas prices, budget about $7.87 one way before food or hotel costs.

Main Roads

Road Distance Duration
State Route 18 24.4 mi 31m
I 90 6.4 mi 6m
South Peasley Canyon Road 1.8 mi 3m
South 320th Street 1.4 mi 3m
436th Avenue Southeast 0.6 mi 1m
Southeast North Bend Way 0.6 mi <1m
Pacific Highway South 0.5 mi 1m
Snoqualmie Parkway 0.1 mi <1m
Longest stretch: State Route 18 — 24.4 mi, about 31m

Traffic on I-90

Hour-of-day weekday pattern from 12 FHWA count stations on your route.

Peak

2 PM

~1,488 veh/hr typical · worst 2,567

Quietest

2 AM

~114 veh/hr

Peak-to-quiet ratio

13.1×

busier at peak than in the quiet hours

12a 6a noon 6p 11p

Averaged across 102 weeks of 2023 FHWA Travel Monitoring Analysis System data. Weekday hours only (Mon–Fri).

Turn-by-Turn Driving Directions

Step-by-step road directions between Federal Way, WA and Tanner, WA.

1

Start on this road

24 ft · 7 sec · this road
2

Turn left onto South 312th Street

158 ft · 5 sec · South 312th Street
3

Turn left onto WA 99

0.5 mi · 1 min · Pacific Highway South
4

Turn left onto South 320th Street

1.4 mi · 3 min · South 320th Street
Use the straight lane.
5

Continue on South Peasley Canyon Road

1.0 mi · 1 min · South Peasley Canyon Road
6

Enter roundabout onto South Peasley Canyon Road

95 ft · 1 sec · South Peasley Canyon Road
7

Continue on South Peasley Canyon Road

0.7 mi · 1 min · South Peasley Canyon Road
8

Turn left onto West Valley Highway North

334 ft · 10 sec · West Valley Highway North
Use the left lane.
9

Take the ramp

0.2 mi · 28 sec
Toward WA 18 East, WA 167 North: Renton, North Bend Use the right lane.
10

Keep slight left at fork

0.2 mi · 30 sec
Toward WA 18 East
11

Merge onto WA 18

24 mi · 31 min · State Route 18
Use the straight / slight right lanes.
12

Continue on WA 18

0.1 mi · 8 sec · Snoqualmie Parkway
13

Take the exit

0.6 mi · 1 min
Toward I 90 East: Spokane
14

Merge onto I 90

6.4 mi · 6 min · I 90
Use the straight / slight right lanes.
15

Take the exit

0.3 mi · 45 sec
Exit 32 Toward 436th Avenue Southeast Use the straight / slight right lanes.
16

Turn left onto 436th Avenue Southeast

0.3 mi · 39 sec · 436th Avenue Southeast
17

Enter roundabout onto 436th Avenue Southeast

107 ft · 2 sec · 436th Avenue Southeast
18

Continue on 436th Avenue Southeast

0.2 mi · 26 sec · 436th Avenue Southeast
19

Enter roundabout onto Southeast North Bend Way

22 ft · 0 sec · Southeast North Bend Way
20

Continue on Southeast North Bend Way

0.6 mi · 54 sec · Southeast North Bend Way
21

Turn right onto Snoqualmie Valley Trail

0.1 mi · 1 min · Snoqualmie Valley Trail
22

Arrive at destination

Snoqualmie Valley Trail

Where to Stop

Rest stops, refuel points, and overnight suggestions along this route.

Downtown Maple Valley, WA, WA

Mid-route town

Meal stop

Maple Valley, WA

19 mi into the route

Best for: Lunch, fuel, and a longer reset

This sits close to the middle of the route, so it works well for the longest stop of the day.

Pacing Suggestions

Riverbend, WA

Fuel and coffee

A short stop after about 37 miles helps settle the day before fatigue starts building.

Maple Valley, WA

Meal break

The midpoint is around 18.7 miles from Federal Way, WA, which is a good place for a longer meal and fuel stop.

These stop ideas are pacing suggestions — the exact town or exit can change with traffic, hotel plans, and fuel range.

Heads-up: tricky spots

5 of 14

5 decision points cluster between mile 0 and 35.8 — GPS handles the exact turns, but know they're coming. Your lane choice matters more than the turn itself.

5
0 mi into trip | ~0m in | South 312th Street

Turn left onto South 312th Street

Navigation decision point

5
3.7 mi into trip | ~7m in | West Valley Highway North

Turn left onto West Valley Highway North

Lane positioning matters here

Use the left lane.
8
3.8 mi into trip | ~8m in

Take the ramp toward WA 18 East, WA 167 North: Renton, North Bend

Lane positioning matters here. Multiple destination signs - pick the right one

Use the right lane. Toward WA 18 East, WA 167 North: Renton, North...
6
4 mi into trip | ~8m in

Keep slight left at fork toward WA 18 East

Highway fork - watch signs carefully

Toward WA 18 East
7
35.8 mi into trip | ~48m in

Take the exit toward 436th Avenue Southeast

Exit ramp - move to the correct lane early. Lane positioning matters here

Use the straight / slight right lanes. Exit 32 Toward 436th Avenue Southeast

Fuel & Cost

Regular Gas

$7.87 one way

$15.75 round trip

$5.35/gal 25.4 MPG avg 13 kg CO2
Fuel Type $/gal One Way Round Trip
midgrade $5.56 $8.18 $16.36
premium $5.76 $8.48 $16.95
diesel $5.60 $8.24 $16.49

No toll roads detected on this route.

Drive Cost (one way)

Fuel

$8

Estimated CO2 emission: 13.1 kg one way. Prices: EIA weekly data, 2026-08-31.

Driving Electric?

About $4 in charging · 0 stops · 69% less CO2

Vehicle Type kWh Stops DC Fast Home Charge
Average EV 11.2 0 $3.93 $1.80
Efficient EV 9.4 0 $3.27 $1.50
EV Truck/SUV 15 0 $5.24 $2.39

Gas CO2

13 kg

EV CO2

4 kg (69% less)

This trip is well within single-charge range for most EVs. No charging stops needed if you start fully charged.

DC fast charging avg $0.35/kWh. Home charging avg $0.16/kWh. US grid CO2: 0.39 kg/kWh.

Travel Intel

Current conditions at both ends of the drive.

Forecast as of Aug 26, 2026

Origin

Federal Way, WA

Late night in Federal Way on Friday

Local time

2:19 AM

PDT

Current temp

78°F

Mostly Sunny

SW 3 to 7 mph 1% chance Live forecast

Fire Weather Watch

Fire Weather Watch issued August 26 at 3:29AM PDT until August 27 at 8:00PM PDT by NWS Spokane WA

Heat Advisory

Heat Advisory issued August 26 at 2:11AM PDT until August 26 at 9:00PM PDT by NWS Spokane WA

Destination

Tanner, WA

Late night in Tanner on Friday

Local time

2:19 AM

PDT

Current temp

80°F

Mostly Sunny

WNW 0 to 3 mph 2% chance Live forecast

Fire Weather Watch

Fire Weather Watch issued August 26 at 3:29AM PDT until August 27 at 8:00PM PDT by NWS Spokane WA

Heat Advisory

Heat Advisory issued August 26 at 2:11AM PDT until August 26 at 9:00PM PDT by NWS Spokane WA

Time zone

Same local time

Origin and destination are on the same clock, so arrival timing is easier to judge at a glance.

Temperature spread

2 degrees warmer at arrival

A meaningful temperature swing is a good cue to rethink layers, water, and how soon you want to arrive.

Road read

52m on the road

The weather snapshot is not static. If you are leaving later, give both cities one more quick forecast check before departure.

Weather data from the National Weather Service. Conditions may change; check closer to your travel date.

What kind of drive is this?

37.4 mi in 52m, mostly highway — 24.4 mi of that is on State Route 18.

83% highway — fuel and pacing are the main things to plan.
22 navigation steps total — most of the decisions cluster near the start and finish.
Longest single stretch: 24.4 mi on State Route 18.

How Hard Is This Drive?

8/10

This is a straightforward highway drive that stays mostly on State Route 18 and I 90. This route has several spots where lane changes, forks, or exits need your full attention. The trickiest moment comes early in the drive near South 312th Street.

Driving Effort 8/10

Focused - busy navigation packed into a short drive

Balances navigation complexity with total wheel time.

This is a short but busy drive. With 14 decision points packed into just 37.4 miles, you will need to pay attention to lane changes and exits — but the whole thing is over in 52m.

Where does it get tricky?

The main spots that need attention: near the start (South 312th Street): Navigation decision point; at 3.7 miles (West Valley Highway North): Lane positioning matters here; at 3.8 miles: Lane positioning matters here. Multiple destination signs - pick the right one.

Elevation Profile

Gently rolling terrain

1,279 ft 96 ft

Total Climb

1,440 ft

Total Descent

1,381 ft

Highest Point

1,279 ft

~24 mi in

Elevation Range

1,183 ft

Towns Mentioned on Route Signs

Based on OSRM destination-sign hints, not a full list of every settlement the road passes.

On the drive from Federal Way, WA to Tanner, WA, road signs begin pointing toward Bend along the way.

Bend

3.8 mi in | ~8m

About the Cities

Starting in Federal Way, WA

Full guide →

Founded 1929

Federal Way is a city in King County on the Puget Sound of Washington State. It is the home of the Pacific Bonsai Museum and Rhododendron Species Botanical Gardens. With a population of 96,000 (2016), Federal Way is one of Seattle's largest suburbs.

Top landmarks

  • • Wild Waves Theme Park — amusement park and water park in Federal Way, Washington, United States

Arriving in Tanner, WA

Full guide →

City content from Wikivoyage (CC BY-SA 4.0) and Wikidata (CC0).

Who Is This Route For?

Weekend Trip

Doable as a same-day drive at 52m. Total distance: 37.4 miles.

Family Friendly

Moderate complexity with 0 natural rest stops along the way.

Solo Traveler

52m drive, comfortable solo distance.

EV Driver

0 DC fast chargers along the route. Coverage: unknown.

First-Time Driver

Mostly highway driving (83%). Some complex stretches to watch for.

Frequently Asked Questions

The longest stretch is about 24.4 miles on State Route 18. The full list of main roads is in the Roads section above.

It helps. This route has a higher-than-average number of complex decision points, which get harder in the dark. If the last hour of the trip is on surface roads or mountain grades, aim to arrive at Tanner, WA before sunset when you can. Check the Trip Plan for departure windows that land you in daylight.

Yes. At under 2 hours behind the wheel, this works well for families — plan one quick stop if you have younger kids.

The main spots that need attention: near the start (South 312th Street): Navigation decision point; at 3.7 miles (West Valley Highway North): Lane positioning matters here; at 3.8 miles: Lane positioning matters here. Multiple destination signs - pick the right one.

Yes — Klondike Gold Rush - Seattle Unit National Historical Park. See the National Parks section for detour distances and tips on detours.

Yes. A round trip is manageable in a single day if you plan a break at Tanner, WA before heading back.

How this page is built

Compiled by the US Trip Planner planning team at COD Solutions Oy from open government datasets — OSRM over OpenStreetMap for geometry, EIA for fuel prices, USGS 3DEP for elevation, NPS for national parks, and FHWA TMAS for hourly traffic volumes. See our methodology for refresh cadence and limitations.

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Explore More

Return Trip

Tanner, WA to Federal Way, WA

Plan the drive back the other way.

37.5 mi 52m

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