Origin
Guernsey, WY
Evening in Guernsey on Saturday
Local time
7:10 PM
MDT
Current temp
76°F
Unavailable
Compiled and reviewed by the US Trip Planner planning team at COD Solutions Oy · Last reviewed Apr 19, 2026 · Editorial standards
Drive Time
6h
Distance
324.9 mi
523 km
Drive Score
10/10
Great drive
Same Day?
Yes, doable
Fuel Cost
$51
one way
EV Charging
Unknown
Estimated drive times based on typical traffic patterns. Actual times may vary with weather, construction, and real-time conditions.
Guernsey, WY
Robert Schrader
Cody, WY
Wikimedia Commons
Guernsey, WY to Cody, WY is 324.9 miles and takes about 6 hours via US 26, with a fuel budget near $51 and enough daylight to finish in a day. This trip stays within the Mountain West region, offering a solid single-day drive through Wyoming's varied landscapes. Expect a mixed drive experience that should be manageable for most vehicles. Given the 6-hour duration and the $51 estimated fuel cost, this route is a straightforward option for those looking to cover ground efficiently. It's a practical choice for a quick transit or the start of a longer adventure in Wyoming.
Trip Pace
Same-day drive is realistic
A same-day return is possible, but it will make for a full day on the road.
Break Rhythm
1 planned break
Plan on a short reset every 3 to 4 hours to stay fresh behind the wheel.
Midpoint
162.5 miles from Guernsey, WY
A natural place for your longest stop of the day , about 2h 54m into the drive .
| Road | Distance | Duration |
|---|---|---|
| US 26 | 96.7 mi | 1h 38m |
| West Yellowstone Highway | 93.8 mi | 1h 46m |
| Broadway Street | 81.5 mi | 1h 29m |
| Idaho Street | 31.7 mi | 38m |
| Highway 26 | 14.5 mi | 16m |
| US 20 | 3 mi | 3m |
| Greybull Highway | 1.4 mi | 1m |
| 17th Street | 0.7 mi | 2m |
Step-by-step road directions between Guernsey, WY and Cody, WY.
Start on South Wyoming Avenue
Turn left onto US 26
Continue on US 26
Keep slight right at fork onto US 26
Take the exit
Keep slight left at fork
Turn left onto US 20; US 26
Turn right onto US 20; US 26
Turn right onto US 20; WY 789
Turn left onto South 8th Street
Turn left onto WY 120
At end of road, turn left onto US 14; US 16; US 20; WY 120
Continue on US 14; US 16; US 20; WY 120
Continue on US 14; US 16; US 20; WY 120
Turn right onto US 14A; WY 120
Arrive at destination
With a 6-hour estimated drive time, this trip is well-suited for a single day. Aim to depart Guernsey in the morning to maximize daylight and arrive in Cody with time to spare. You'll encounter a longest stretch of 96.7 miles on US 26, so ensure you have adequate fuel before starting that segment. While there's only one suggested stop, consider breaking up the drive with short rests to stay alert. The estimated fuel cost of $51 is a helpful budget marker, but it's always wise to check current prices.
Morning Departure
Start early — leave by 6-7 AM to arrive at a reasonable hour.
Evening Departure
This is a long drive — plan for a morning departure or consider splitting it into two days.
This is a comfortable same-day trip.
Departure
Before you leave
Start with fuel, water, and navigation already sorted so the first hour feels easy.
First stop
Around 71 miles or 1h 14m in
Use this first pause for coffee, a restroom break, and a quick traffic check ahead.
Halfway reset
Around 162.5 miles or 2h 54m in
This is the best place for your longest stop, a real meal, and a full fuel check.
Final approach
Final hour starts around 4h 55m
Traffic, exits, and arrival timing usually matter more near Cody, WY than in the middle of the route.
Open the route before leaving Guernsey, WY so your first major turns are already loaded.
Leave with enough water and a charging cable within reach, not packed away.
Check your fuel range against the first long segment, especially if you are starting outside city service areas.
Day 1
Settle into the route from Guernsey, WY
This is one driving day of about 324.9 miles and 6h.
Rest stops, refuel points, and overnight suggestions along this route.
Mid-route town
Meal stop
162 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.
A short stop after about 71 miles helps settle the day before fatigue starts building.
The midpoint is around 162.5 miles from Guernsey, WY, which is a good place for a longer meal and fuel stop.
Before the longest stretch
Fuel checkTop up before US 26 if your tank is already low. That segment runs about 96.7 miles.
These stop ideas are pacing suggestions — the exact town or exit can change with traffic, hotel plans, and fuel range.
5 decision points cluster between mile 0 and 324.9 — GPS handles the exact turns, but know they're coming. Your lane choice matters more than the turn itself.
Turn left onto US 26 / West Whalen Street
Navigation decision point
Take the exit toward US 20 West, US 26 West, WY 220 West: Shoshoni, Port of Entry
Exit ramp - move to the correct lane early. Multiple destination signs - pick the right one
Turn left onto South 8th Street
Lane positioning matters here
Turn left onto WY 120 / Broadway Street
Lane positioning matters here
Turn right onto US 14A; WY 120 / 16th Street
Navigation decision point
Regular Gas
$51.49 one way
$102.97 round trip
| Fuel Type | $/gal | One Way | Round Trip |
|---|---|---|---|
| midgrade | $4.22 | $53.97 | $107.93 |
| premium | $4.53 | $57.96 | $115.92 |
| diesel | $5.61 | $71.73 | $143.47 |
No toll roads detected on this route.
Estimated Trip Cost (one way, 1 person)
Fuel
$51
Meals
$25–$50
Total
$76–$101
Rough estimate based on US averages. Hotel $80–$140/night, meals $25–$50/day.
Estimated CO2 emission: 113.7 kg one way. Prices: EIA weekly data, 2026-04-13.
Driving Electric?
About $34 in charging · 1 stop · 67% less CO2
| Vehicle Type | kWh | Stops | DC Fast | Home Charge |
|---|---|---|---|---|
| Average EV | 97.5 | 1 | $34.11 | $15.60 |
| Efficient EV | 81.2 | 0 | $28.43 | $13.00 |
| EV Truck/SUV | 130 | 1 | $45.49 | $20.79 |
Gas CO2
114 kg
EV CO2
38 kg (67% less)
Plan for 1 charging stop. A 30-minute DC fast charge mid-route should be enough to complete the trip comfortably.
DC fast charging avg $0.35/kWh. Home charging avg $0.16/kWh. US grid CO2: 0.39 kg/kWh.
Current conditions at both ends of the drive.
Origin
Evening in Guernsey on Saturday
Local time
7:10 PM
MDT
Current temp
76°F
Unavailable
Destination
Evening in Cody on Saturday
Local time
7:10 PM
MDT
Current temp
68°F
Unavailable
Seasonal Notes
Summer travel usually means heavier construction, hotter rest stops, and busier weekend traffic around major cities.
Winter travel shortens daylight, so a route that looks manageable on paper can feel much longer after dark.
Holiday weekends tend to make both departure and arrival windows slower than the raw route time suggests.
Time zone
Origin and destination are on the same clock, so arrival timing is easier to judge at a glance.
Temperature spread
A meaningful temperature swing is a good cue to rethink layers, water, and how soon you want to arrive.
Road read
Start early — leave by 6-7 AM to arrive at a reasonable hour.
Weather data from the National Weather Service. Conditions may change; check closer to your travel date.
This route is a mixed drive, with about 35% of the journey on highways. You'll encounter stretches on US 26, West Yellowstone Highway, and finally Broadway Street as you approach Cody. The longest uninterrupted segment spans 96.7 miles on US 26, so plan your breaks accordingly. The road character shifts throughout, transitioning from what's likely more open highway driving to potentially more local road sections as you get closer to your destination. This blend means you'll experience different driving conditions.
This route mixes highway mileage with some local-road sections near the start or finish. There are only a few real navigation decisions along the way. The trickiest moment comes early in the drive near US 26 / West Whalen Street.
Easy - simple navigation with a manageable amount of wheel time
Balances navigation complexity with total wheel time.
The route itself is not hard, but at 6h, endurance matters. Plan breaks every 2-3 hours. The 10 decision points are all manageable with basic attention.
Where does it get tricky?
The main spots that need attention: near the start (US 26 / West Whalen Street): Navigation decision point; at 111.8 miles: Exit ramp - move to the correct lane early. Multiple destination signs - pick the right one; at 240.7 miles (South 8th Street): Lane positioning matters here.
Based on OSRM destination-sign hints, not a full list of every settlement the road passes.
On the drive from Guernsey, WY to Cody, WY, road signs begin pointing toward Port Of Entry along the way.
Port Of Entry
Cody is in Northwest Wyoming, close to the east side Yellowstone National Park. Unlike Jackson, with its pet spas and high-end shopping, Cody is more authentically cowboy. Cody is famous for its rodeo, which occurs nightly during the summer, and for its proximity to fantastic wilderness adventures in Yellowstone and in the national forests surrounding the park.
City content from Wikivoyage (CC BY-SA 4.0) and Wikidata (CC0).
Weekend Trip
Doable as a same-day drive at 6h. Total distance: 324.9 miles.
Family Friendly
Moderate complexity with 1 natural rest stops along the way.
Solo Traveler
6h drive, plan rest stops for pacing.
First-Time Driver
Mostly highway driving (35%). Straightforward navigation.
Scenic Drive
Mixed highway & surface route profile.
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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