How far is Big Timber, MT from Helena, MT?

The driving distance from Big Timber, MT to Helena, MT is about 152.2 miles (244.9 km), with a travel time of about 02h 39m by car.

  • The straight-line flight distance is about 112.4 miles (180.9 km).
  • For a round trip, plan for roughly 05h 18m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 8:00 AM to 10:00 AM MDT.
Trip Tools

Reverse, save, or send this route

This route works well as a day trip with time at the destination. Copy the route link, send it to another device, or print a clean version before you head out.

Reverse Route
Quick Snapshot
Road
152.17 mi
02h 39m
Flight
112.41 mi
180.9 km direct

This route works well as a day trip with time at the destination.

Learn Distance

Choose another destination from Big Timber.

Flight Distance

Direct air line
112.41 mi
Kilometers
180.9 km
Flight Time
00h 13m

Driving Distance

Road route
152.17 mi
Kilometers
244.9 km
Drive Time
02h 39m

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 02h 39m.

Arrival Snapshot
Arrive in Helena
Wed, Apr 22, 3:08 PM MDT
Return by in Big Timber
Wed, Apr 22, 5:47 PM MDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Big Timber
2026-04-22T12:28
Arrive Helena
Wed, Apr 22, 3:08 PM MDT
Route Timing
02h 39m
One way by road
Best Departure Window
8:00 AM to 10:00 AM MDT
Aim for a morning departure
Arrive between
10:39 AM to 12:39 PM MDT

A morning start gives you useful time at the destination and keeps the return out of the late evening.

Leave by
1:12 PM MDT
Keeps a same-day return open with about 03h 00m at the destination.
Back in Big Timber
9:30 PM MDT
Morning start is best

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.

Mid-route stop
Manhattan
MT

Town in Montana

From Big Timber
78.9 mi
01h 19m
To Helena
73.3 mi
01h 19m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
69°F
Wednesday

Mostly Sunny then Chance Showers And Thunderstorms

Starts
Wed, Apr 22 6:00 AM MDT
Wind
12 to 36 mph SW
Destination
62°F
Wednesday

Chance Light Rain then Showers And Thunderstorms

Starts
Wed, Apr 22 6:00 AM MDT
Wind
6 to 16 mph SW

Driving Route Map

The map below follows the saved road route between Big Timber and Helena.

Turn-by-Turn Driving Directions

Step-by-step road directions between Big Timber and Helena.

  1. 1

    Start on McLeod Street

    5 m · 3 sec · McLeod Street

  2. 2

    Turn right onto West 1st Avenue

    1486 ft · 51 sec · West 1st Avenue

  3. 3

    Continue on Big Timber Loop Road

    1.2 km · 1 min · Big Timber Loop Road

  4. 4

    Turn left

    123 m · 9 sec

  5. 5

    Take the ramp right

    1925 ft · 47 sec

  6. 6

    Merge slight right

    27.1 mi · 25 min

  7. 7

    Continue straight

    7 mi · 7 min

  8. 8

    Continue straight

    57.8 mi · 59 min

  9. 9

    Take the exit slight right toward US 287: Helena, Ennis

    1498 ft · 37 sec

  10. 10

    Turn right onto Highway 287

    63.5 mi · 1 hr 14 min · Highway 287

  11. 11

    Turn left onto North Montana Avenue

    146 m · 18 sec · North Montana Avenue

  12. 12

    Turn right onto 11th Avenue

    1.3 km · 2 min · 11th Avenue

  13. 13

    Turn right onto Cruse Avenue

    50 m · 6 sec · Cruse Avenue

  14. 14

    Arrive at your destination

    0 m · 1 sec · Cruse Avenue

Car Route Details

A richer read on the saved driving route between Big Timber and Helena.

OSRM road route
Drive Character

Straightforward drive

The saved road route has a manageable number of maneuvers and should be easy to follow with normal attention to signs.

Directions
14 steps
6 turns on the saved route
Ramps & Exits
3
1 merges, 2 ramps or exits
Navigation Density
9.2 / 100 mi
Decision points by distance
Main Roads
Big Timber Loop Road
92.9 mi · 61%
Highway 287
63.5 mi · 42%
11th Avenue
0.79 mi · 1%
US 287
0.28 mi
West 1st Avenue
0.28 mi
North Montana Avenue
0.09 mi
Longest Stretch

Highway 287

Turn right onto Highway 287

63.5 mi · 01h 14m

Route Summary

A quick read on whether this route feels easy, ambitious, or worth planning around.

Trip Read

A comfortable day-trip route

This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.

Drive Time
02h 39m
Day trip friendly
Same-Day Return
05h 18m
Round-trip wheel time
Road vs Air
+39.8 mi
112.4 mi direct line
Halfway Stop
Manhattan
01h 19m from Big Timber
Leave By
1:12 PM MDT
Morning start is best
Weather Watch

Mostly Sunny then Chance Showers And Thunderstorms leaving Big Timber and Chance Light Rain then Showers And Thunderstorms near Helena.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Big Timber to Helena?

The road trip is about 152.2 miles (244.9 km) and usually takes 02h 39m in normal driving conditions.

Is this a same-day trip or an overnight route?

This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.

What is the halfway point on this route?

Manhattan is a useful midpoint, sitting about 78.9 miles from Big Timber and 73.3 miles from Helena.

How much longer is the road route than the straight-line distance?

The direct path is about 112.4 miles (180.9 km), while the road route adds roughly 39.8 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 8:00 AM to 10:00 AM MDT. If you want a more comfortable same-day return, try to leave by 1:12 PM MDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $20.91 one way or $41.81 round trip. Estimated CO2 is about 47.7 kg one way.

What should you check before leaving?

Before you leave, expect Mostly Sunny then Chance Showers And Thunderstorms around Big Timber and Chance Light Rain then Showers And Thunderstorms near Helena.

Stop Ideas Near Manhattan

Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.

Mid-route Guidance
Local place coverage is thin around Manhattan, so nearby transit and meeting points are shown instead.
Reviewed stop coverage is still thin around this midpoint, so practical transit waypoints are shown on the right.

Transit and Meeting Points

Useful pickup, handoff, or rendezvous points close to Manhattan.

BUS

Bozeman, MT

15 mi away
6505 Jack Rabbit Lane
BUS

Livingston, MT

64 mi away
1404 East Park Street \r\n
BUS

Butte, MT

93 mi away
1324 Harrison Avenue

Flight Path Map

This map shows the direct air route between Big Timber and Helena. Straight-line distance: 112.41 mi (180.9 km).

Big Timber

#1 Big Timber

City in and county seat of Sweet Grass County, Montana, United States

Population1,688
Coordinates45.8349400, -109.9554600
Altitude1247
CountryUnited States
Helena

#2 Helena

State capital of Montana, United States and seat of Lewis and Clark County

Population33,737
Coordinates46.5927100, -112.0361100
Altitude1237
CountryUnited States
Start: McLeod Street (-109.955468, 45.834935)
End: Cruse Avenue (-112.036062, 46.592722)

Estimated Travel Time

Distance: 245 km by road

SpeedTime
30 mph (48.3 km/h)05h 04m
40 mph (64.37 km/h)03h 48m
50 mph (80.47 km/h)03h 02m
60 mph (96.56 km/h)02h 32m
70 mph (112.65 km/h)02h 10m
80 mph (129 km/h)01h 53m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
5.37 gal
20.33 L · about $20.91
Round trip
$41.81
10.74 gal · 40.66 L
Estimated CO2
47.7 kg one way
Round trip: 95.4 kg / 210 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.89 $20.91 $41.81
Mid-grade $4.23 $22.72 $45.44
Premium $4.55 $24.43 $48.86
Diesel $5.41 $29.06 $58.12

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 · Apr 22, 2026

There is no time difference between Big Timber and Helena. The current time is 12:28:56.

Distance to Other Cities

Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.

How did we calculate? Place names are translated into coordinates. The Haversine formula calculates straight-line distance; driving distance uses road network data.