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Create accountDrive Time
4h 11m
Distance
248.5 mi
400 km
Drive Score
8/10
Great drive
Same Day?
Yes, doable
Fuel Cost
$39
one way
EV Charging
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Estimated drive times based on typical traffic patterns. Actual times may vary with weather, construction, and real-time conditions.
Caldwell, ID
Liliana Drew
Aberdeen, ID
ㅤ quang vinh ㅤ
Traveling from Caldwell to Aberdeen covers 248.5 miles across Idaho’s Mountain West landscape. You should plan for a total drive time of approximately 4 hours and 11 minutes. Because this is a manageable distance, it works perfectly as a single-day trip without requiring an overnight stay. You can expect to spend roughly $39 on fuel for the journey, making it a budget-friendly option for your itinerary. Navigating primarily via the Vietnam Veterans Memorial Highway, I-86, and State Highway 39, you will find this route straightforward for those comfortable with regional Idaho driving. It is an efficient way to transit between these two Mountain West locations.
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
124.3 miles from Caldwell, ID
A natural place for your longest stop of the day , about 2h 3m into the drive .
This trip features a distinct shift in road style, characterized as a turn-heavy local drive once you transition off the primary interstates. While 19% of your journey is spent on major highways, you will spend your longest uninterrupted stretch of 193.2 miles cruising along the Vietnam Veterans Memorial Highway. Be prepared for the transition from high-speed segments to the more technical, localized nature of the final approach. The road’s personality is varied, moving from steady highway miles into more precise, turn-heavy sections as you reach your destination. Staying alert is key, as the changing road conditions require you to adjust your driving pace as you move through the Idaho landscape.
Expect a hands-on drive with frequent turns and local roads rather than long highway stretches. There are only a few real navigation decisions along the way. The trickiest moment comes around 0.1 miles in.
Easy - simple navigation with a manageable amount of wheel time
This is a straightforward 4h 11m drive. You will face about 11 decision points, but nothing that requires special attention if you follow navigation.
Where does it get tricky?
The main spots that need attention: at 0.1 miles: Navigation decision point; at 1.3 miles (I 84; US 20; US 26; US 30 / Vietnam Veterans Memorial Highway): Merge point - match speed before joining. Lane positioning matters here; at 22.2 miles (I 84; US 30 / Vietnam Veterans Memorial Highway): Highway fork - watch signs carefully. Lane positioning matters here.
These are the spots where you need to pay the most attention. Preview them before you drive.
Turn right
Navigation decision point
Merge onto I 84; US 20; US 26; US 30 / Vietnam Veterans Memorial Highway
Merge point - match speed before joining. Lane positioning matters here
Keep slight right at fork onto I 84; US 30 / Vietnam Veterans Memorial Highway
Highway fork - watch signs carefully. Lane positioning matters here
Take the exit onto I 86 Business toward I 86 Business, ID 37: Rockland, American Falls
Exit ramp - move to the correct lane early. Multiple destination signs - pick the right one
At end of road, turn left onto ID 39 / State Highway 39
Navigation decision point
On the drive from Caldwell, ID to Aberdeen, ID, road signs begin pointing toward American Falls along the way.
American Falls
| Road | Distance | Duration |
|---|---|---|
| Vietnam Veterans Memorial Highway | 193.2 mi | 3h 6m |
| I 86 | 36.4 mi | 34m |
| State Highway 39 | 8.4 mi | 12m |
| South Powerline Road | 3.7 mi | 5m |
| South Frontage Road | 2.1 mi | 3m |
| West Highway 39 | 1.7 mi | 2m |
| South 10th Avenue | 0.7 mi | 1m |
| Fort Hall Avenue | 0.4 mi | <1m |
Step-by-step road directions between Caldwell, ID and Aberdeen, ID.
Start on this road
Turn left onto I 84 Business
Turn right
Turn right
Turn right onto South 10th Avenue
Take the ramp
Merge onto I 84; US 20; US 26; US 30
Keep slight right at fork onto I 84; US 30
Continue on I 86; US 30
Take the exit onto I 86 Business
Turn left onto I 86 Business
Continue on I 86 Business
Continue on I 86 Business
Turn left onto I 86 Business
At end of road, turn left onto ID 39
Continue on ID 39
Continue on ID 39
Turn straight onto ID 39
Continue on ID 39
Turn right onto East Central Street
Arrive at destination
With a total duration of 4 hours and 11 minutes, you have plenty of flexibility to plan your departure time to avoid the heaviest traffic. I recommend scheduling at least one stop to break up the 248.5-mile journey, especially when navigating the more demanding, turn-heavy local segments near the end of the trip. Since your fuel budget is estimated at $39, keep an eye on your gauge during the 193.2-mile stretch on the Vietnam Veterans Memorial Highway to ensure you refuel at a convenient interval. Because this is a one-day trip, starting your engine early allows you to enjoy the drive without feeling rushed. Prioritize checking the conditions of State Highway 39 before you depart, as this final leg often requires more focused attention than the interstate portions.
Morning Departure
An early start around 7-8 AM gets you there with plenty of daylight left.
Evening Departure
A late afternoon start means arriving after dark. Morning is better.
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 80 miles or 1h 22m in
Use this first pause for coffee, a restroom break, and a quick traffic check ahead.
Halfway reset
Around 124.3 miles or 2h 3m in
This is the best place for your longest stop, a real meal, and a full fuel check.
Final approach
Final hour starts around 3h 19m
Traffic, exits, and arrival timing usually matter more near Aberdeen, ID than in the middle of the route.
Open the route before leaving Caldwell, ID 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 Caldwell, ID
This is one driving day of about 248.5 miles and 4h 11m.
Rest stops, refuel points, and overnight suggestions along this route.
Halfway Point
Midpoint
About 124.3 mi from Caldwell, ID · 2h 3m into the drive
Mid-route town
Meal stop
124 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 80 miles helps settle the day before fatigue starts building.
The midpoint is around 124.3 miles from Caldwell, ID, which is a good place for a longer meal and fuel stop.
Before the longest stretch
Fuel checkTop up before Vietnam Veterans Memorial Highway if your tank is already low. That segment runs about 193.2 miles.
The final approach into Aberdeen, ID usually feels slower than the middle of the drive, so avoid planning your tightest schedule at the very end.
Try to arrive with enough fuel left to skip an immediate station stop unless you already know the area around Aberdeen, ID.
After long uninterrupted mileage, take five minutes before the last urban segment to reset and refocus on exits, merges, and city traffic.
These stop ideas are pacing suggestions — the exact town or exit can change with traffic, hotel plans, and fuel range.
Regular Gas
$39.38 one way
$78.76 round trip
| Fuel Type | $/gal | One Way | Round Trip |
|---|---|---|---|
| midgrade | $4.23 | $41.39 | $82.79 |
| premium | $4.53 | $44.31 | $88.62 |
| diesel | $5.64 | $55.21 | $110.42 |
No toll roads detected on this route.
Estimated Trip Cost (one way, 1 person)
Fuel
$39
Meals
$25–$50
Total
$64–$89
Rough estimate based on US averages. Hotel $80–$140/night, meals $25–$50/day.
Estimated CO2 emission: 86.9 kg one way. Prices: EIA weekly data, 2026-04-06.
Driving Electric?
About $26 in charging · 0 stops · 67% less CO2
| Vehicle Type | kWh | Stops | DC Fast | Home Charge |
|---|---|---|---|---|
| Average EV | 74.6 | 0 | $26.09 | $11.93 |
| Efficient EV | 62.1 | 0 | $21.74 | $9.94 |
| EV Truck/SUV | 99.4 | 1 | $34.79 | $15.90 |
Gas CO2
87 kg
EV CO2
29 kg (67% less)
Plan for 0 charging stops, roughly every 270 miles. Allow 25-40 minutes per stop at a DC fast charger.
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 Caldwell on Sunday
Local time
6:51 PM
MDT
Current temp
46°F
Mostly Cloudy then Rain Showers Likely
Destination
Evening in Aberdeen on Sunday
Local time
6:51 PM
MDT
Current temp
36°F
Mostly Cloudy
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
An early start around 7-8 AM gets you there with plenty of daylight left.
Weather data from the National Weather Service. Conditions may change; check closer to your travel date.
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