Origin
Auburn, WA
Late night in Auburn on Sunday
Local time
1:06 AM
PDT
Current temp
46°F
Unavailable
Live forecast
Trip from Auburn, WA to Sammamish, WA
Compiled and reviewed by the US Trip Planner planning team at COD Solutions Oy · Last reviewed Apr 19, 2026 · Editorial standards
Drive Time
46m
Distance
33.7 mi
54 km
Drive Score
6/10
Good drive
Same Day?
Yes, doable
Fuel Cost
$7
one way
EV Charging
Unknown
Best Time to Leave
4 AM
0h 43m
★
6 AM
0h 47m
8 AM
0h 55m
10 AM
0h 50m
12 PM
0h 49m
3 PM
0h 50m
5 PM
0h 54m
8 PM
0h 45m
Estimated drive times based on typical traffic patterns. Actual times may vary with weather, construction, and real-time conditions.
Auburn, WA
Wikimedia Commons
Sammamish, WA
Wikimedia Commons
Trip Overview
This 33.7-mile drive from Auburn, WA to Sammamish, WA takes approximately 46 minutes, making it a perfect day trip. You'll be navigating local roads for the entire journey, so expect a dynamic driving experience. With a modest estimated fuel cost of $7, this route is budget-friendly. Both your starting point and destination are within the Pacific Coast region, so you won't be crossing major geographical divides. This trip is best suited for a single day, allowing you to focus on the local scenery and the turns ahead without the need for an overnight stay.
Main Roads
| Road | Distance | Duration |
|---|---|---|
| I 405 | 11.2 mi | 14m |
| Valley Freeway | 11.1 mi | 13m |
| WA 520 | 5.3 mi | 6m |
| East Lake Sammamish Parkway Northeast | 1.9 mi | 4m |
| Redmond Way | 0.4 mi | <1m |
| East Main Street | 0.2 mi | <1m |
| C Street Southwest | 0.2 mi | <1m |
| State Route 18 | 0.1 mi | <1m |
Longest stretch:
I 405
— 11.2 mi, about 14m
Turn-by-Turn Driving Directions
Step-by-step road directions between Auburn, WA and Sammamish, WA.
1
Start on East Main Street
0.2 mi
·
41 sec
·
East Main Street
2
Turn left onto C Street Southwest
0.2 mi
·
21 sec
·
C Street Southwest
Use the left lane.
3
Take the ramp
0.3 mi
·
44 sec
Toward WA 18 West
Use the right lane.
4
Merge onto WA 18
0.1 mi
·
11 sec
·
State Route 18
5
Take the exit
0.2 mi
·
19 sec
Toward WA 167: Renton, Puyallup
Use the slight right lane.
6
Keep slight right at fork
0.6 mi
·
54 sec
Toward WA 167 North: Kent, Renton
Use the straight / slight right lanes.
7
Merge onto WA 167
11 mi
·
13 min
·
Valley Freeway
Use the straight / slight right lanes.
8
Take the exit
0.8 mi
·
1 min
Toward I 405 North: Bellevue
Use the slight right lane.
9
Merge onto I 405
11 mi
·
14 min
·
I 405
Use the straight / slight right lanes.
10
Take the exit
0.5 mi
·
59 sec
Exit 14
Toward WA 520: Seattle, Redmond
Use the straight / slight right lanes.
11
Keep slight right at fork
453 ft
·
11 sec
Toward WA 520 East: 124th Avenue Northeast, Redmond
Use the slight right lane.
12
Keep slight left at fork
0.3 mi
·
34 sec
Toward 124th Avenue Northeast
Use the slight left lane.
13
Merge onto WA 520
5.3 mi
·
6 min
·
WA 520
Use the straight / slight right lanes.
14
Take the exit
0.4 mi
·
53 sec
Toward WA 202: Redmond Way
Use the straight / slight right lanes.
15
Turn right onto WA 202
0.4 mi
·
43 sec
·
Redmond Way
16
Turn slight right
346 ft
·
14 sec
Use the right lane.
17
Turn straight onto East Lake Sammamish Parkway Northeast
1.9 mi
·
4 min
·
East Lake Sammamish Parkway Northeast
Use the straight / right lanes.
18
Arrive at destination
East Lake Sammamish Parkway Northeast
Where to Stop
Rest stops, refuel points, and overnight suggestions along this route.
Mid-route town
Meal stop
17 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
Fuel and coffee
A short stop after about 33.7 miles helps settle the day before fatigue starts building.
Meal break
The midpoint is around 16.9 miles from Auburn, 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 155 decision points cluster between mile 0.9 and 25.4 — GPS handles the exact turns, but know they're coming. Your lane choice matters more than the turn itself.
8
0.9 mi into trip
|
~1m in
Take the exit toward WA 167: Renton, Puyallup
Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one
Use the slight right lane.
Toward WA 167: Renton, Puyallup
8
1.1 mi into trip
|
~2m in
Keep slight right at fork toward WA 167 North: Kent, Renton
Highway fork - watch signs carefully. Lane positioning matters here. Multiple destination signs - pick the right one
Use the straight / slight right lanes.
Toward WA 167 North: Kent, Renton
8
24.9 mi into trip
|
~32m in
Take the exit toward WA 520: Seattle, Redmond
Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one
Use the straight / slight right lanes.
Exit 14
Toward WA 520: Seattle, Redmond
8
25.3 mi into trip
|
~33m in
Keep slight right at fork toward WA 520 East: 124th Avenue Northeast, Redmond
Highway fork - watch signs carefully. Lane positioning matters here. Multiple destination signs - pick the right one
Use the slight right lane.
Toward WA 520 East: 124th Avenue Northeast, Red...
8
25.4 mi into trip
|
~33m in
Keep slight left at fork toward 124th Avenue Northeast
Highway fork - watch signs carefully. Lane positioning matters here
Use the slight left lane.
Toward 124th Avenue Northeast
Fuel & Cost
Regular Gas
$7.05 one way
$14.11 round trip
$5.32/gal
25.4 MPG avg
12 kg CO2
| Fuel Type | $/gal | One Way | Round Trip |
|---|---|---|---|
| midgrade | $5.58 | $7.40 | $14.79 |
| premium | $5.77 | $7.65 | $15.31 |
| diesel | $5.61 | $7.44 | $14.88 |
No toll roads detected on this route.
Drive Cost (one way)
Fuel
$7
Estimated CO2 emission: 11.8 kg one way. Prices: EIA weekly data, 2026-04-13.
Driving Electric?
About $4 in charging · 0 stops · 67% less CO2
| Vehicle Type | kWh | Stops | DC Fast | Home Charge |
|---|---|---|---|---|
| Average EV | 10.1 | 0 | $3.54 | $1.62 |
| Efficient EV | 8.4 | 0 | $2.95 | $1.35 |
| EV Truck/SUV | 13.5 | 0 | $4.72 | $2.16 |
Gas CO2
12 kg
EV CO2
4 kg (67% 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.
Destination
Sammamish, WA
Late night in Sammamish on Sunday
Local time
1:06 AM
PDT
Current temp
47°F
Unavailable
Live forecast
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
1 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
46m on the road
Use the two city cards together: check the sky where you start, then compare it with the local time and temperature at arrival.
Weather data from the National Weather Service. Conditions may change; check closer to your travel date.
What kind of drive is this?
The profile of this drive is characterized as 'Turn-heavy local drive,' with a 0% highway share. This means you'll be on surface streets for the entire 33.7 miles, so keep your attention sharp. There isn't a 'longest stretch' of uninterrupted driving to note, as the route is designed to involve frequent changes in direction. The road will likely feel more like navigating through towns and neighborhoods rather than open highway cruising. Expect a dynamic and engaging experience behind the wheel, requiring constant awareness of your surroundings.
88% highway — fuel and pacing are the main things to plan.
18 navigation steps total — most of the decisions cluster near the start and finish.
Longest single stretch: 11.2 mi on I 405.
How Hard Is This Drive?
10/10
This is a straightforward highway drive that stays mostly on I 405 and Valley Freeway. This route has several spots where lane changes, forks, or exits need your full attention. The trickiest moment comes around 0.9 miles in.
Driving Effort
10/10
Focused - lots of decisions in a short distance, but it is over quickly
Balances navigation complexity with total wheel time.
This is a short but busy drive. With 15 decision points packed into just 33.7 miles, you will need to pay attention to lane changes and exits — but the whole thing is over in 46m.
Where does it get tricky?
The main spots that need attention: at 0.9 miles: Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one; at 1.1 miles: Highway fork - watch signs carefully. Lane positioning matters here. Multiple destination signs - pick the right one; at 24.9 miles: Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one.
Towns Mentioned on Route Signs
Based on OSRM destination-sign hints, not a full list of every settlement the road passes.
Towns Mentioned on Route Signs
Based on OSRM destination-sign hints, not a full list of every settlement the road passes.
Between Auburn, WA and Sammamish, WA, road signs point toward Redmond and 124Th Avenue Northeast.
Redmond
24.9 mi in
|
~32m
124Th Avenue Northeast
25.4 mi in
|
~33m
Who Is This Route For?
Weekend Trip
Doable as a same-day drive at 46m. Total distance: 33.7 miles.
Family Friendly
Moderate complexity with 0 natural rest stops along the way.
Solo Traveler
46m drive, comfortable solo distance.
EV Driver
0 DC fast chargers along the route. Coverage: unknown.
First-Time Driver
Mostly highway driving (88%). Some complex stretches to watch for.
Frequently Asked Questions
The longest stretch is about 11.2 miles on I 405. 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 Sammamish, 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: at 0.9 miles: Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one; at 1.1 miles: Highway fork - watch signs carefully. Lane positioning matters here. Multiple destination signs - pick the right one; at 24.9 miles: Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one.
Yes. A round trip is manageable in a single day if you plan a break at Sammamish, 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, and EIA for fuel prices. See our methodology for refresh cadence and limitations.
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