How far is Billings, MT from East Helena, MT?
The driving distance from Billings, MT to East Helena, MT is about 233.4 miles (375.6 km), with a travel time of about 04h 03m by car.
- The straight-line flight distance is about 172.6 miles (277.7 km).
- For a round trip, plan for roughly 08h 07m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 8:00 AM MDT.
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.
This drive is better planned with a longer stop or an overnight stay.
Flight Distance
Driving Distance
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 04h 03m.
An early departure helps you fit a real stop into the day without turning the return into a late-night drive.
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.
City and the county seat of Park County, Montana, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Partly Cloudy
Mostly Sunny then Slight Chance Showers And Thunderstorms
Driving Route Map
The map below follows the saved road route between Billings and East Helena.
Turn-by-Turn Driving Directions
Step-by-step road directions between Billings and East Helena.
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1
Start on Montana Avenue
589 ft · 25 sec · Montana Avenue
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2
Turn left onto North 23rd Street
114 m · 22 sec · North 23rd Street
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3
Turn left onto 1st Avenue North
1.5 km · 3 min · 1st Avenue North
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4
Turn left onto Division Street
136 m · 10 sec · Division Street
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5
Continue on Montana Avenue
1.3 mi · 2 min · Montana Avenue
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6
Continue on Laurel Road
1.4 mi · 2 min · Laurel Road
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7
Keep slight right to continue on Butte, I 90 West
1963 ft · 48 sec
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8
Merge slight right
105.4 mi · 1 hr 43 min
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9
Continue straight
7 mi · 7 min
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10
Continue straight
57.8 mi · 59 min
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11
Take the exit slight right toward US 287: Helena, Ennis
1498 ft · 37 sec
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12
Turn right onto Highway 287
58.4 mi · 1 hr 5 min · Highway 287
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13
Turn right onto South Montana Avenue
828 ft · 42 sec · South Montana Avenue
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14
Turn left onto East Main Street
81 m · 7 sec · East Main Street
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15
Arrive at your destination
0 m · 1 sec · East Main Street
Car Route Details
A richer read on the saved driving route between Billings and East Helena.
Straightforward drive
The saved road route has a manageable number of maneuvers and should be easy to follow with normal attention to signs.
Butte
Merge slight right
105 mi · 01h 43m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
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.
Partly Cloudy leaving Billings and Mostly Sunny then Slight Chance Showers And Thunderstorms near East Helena.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Billings to East Helena?
The road trip is about 233.4 miles (375.6 km) and usually takes 04h 03m 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?
Livingston is a useful midpoint, sitting about 116.5 miles from Billings and 116.9 miles from East Helena.
How much longer is the road route than the straight-line distance?
The direct path is about 172.6 miles (277.7 km), while the road route adds roughly 60.8 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 MDT. If you want a more comfortable same-day return, try to leave by 8:52 AM MDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $32.08 one way or $64.16 round trip. Estimated CO2 is about 73.2 kg one way.
What should you check before leaving?
Before you leave, expect Partly Cloudy around Billings and Mostly Sunny then Slight Chance Showers And Thunderstorms near East Helena.
Stop Ideas Near Livingston
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Livingston.
Livingston, MT
Bozeman, MT
Flight Path Map
This map shows the direct air route between Billings and East Helena. Straight-line distance: 172.57 mi (277.72 km).
#1 Billings
The most populous city in Montana.
| Population | 117,445 |
| Coordinates | 45.7832900, -108.5006900 |
| Altitude | 952 |
| Country | United States |
#2 East Helena
Town of the United States
| Population | 2,130 |
| Coordinates | 46.5896600, -111.9155500 |
| Altitude | 1185 |
| Country | United States |
End: East Helena (-111.91555, 46.58966)
Estimated Travel Time
Distance: 376 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 07h 46m |
| 40 mph (64.37 km/h) | 05h 50m |
| 50 mph (80.47 km/h) | 04h 40m |
| 60 mph (96.56 km/h) | 03h 53m |
| 70 mph (112.65 km/h) | 03h 20m |
| 80 mph (129 km/h) | 02h 54m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.89 | $32.08 | $64.16 |
| Mid-grade | $4.23 | $34.86 | $69.73 |
| Premium | $4.55 | $37.48 | $74.97 |
| Diesel | $5.41 | $44.59 | $89.19 |
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 Montana · Jun 11, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.