How far is Seeley Lake, MT from Helena, MT?

The driving distance from Seeley Lake, MT to Helena, MT is about 101.4 miles (163.2 km), with a travel time of about 01h 41m by car.

  • The straight-line flight distance is about 79.5 miles (127.9 km).
  • For a round trip, plan for roughly 03h 22m 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
101.4 mi
01h 41m
Flight
79.5 mi
127.95 km direct

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

Learn Distance

Choose another destination from Seeley Lake.

Flight Distance

Direct air line
79.5 mi
Kilometers
127.95 km
Flight Time
00h 09m

Driving Distance

Road route
101.4 mi
Kilometers
163.19 km
Drive Time
01h 41m

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 01h 41m.

Arrival Snapshot
Arrive in Helena
Mon, Jun 1, 3:41 PM MDT
Return by in Seeley Lake
Mon, Jun 1, 5:22 PM MDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Seeley Lake
2026-06-01T14:00
Arrive Helena
Mon, Jun 1, 3:41 PM MDT
Route Timing
01h 41m
One way by road
Best Departure Window
8:00 AM to 10:00 AM MDT
Aim for a morning departure
Arrive between
9:41 AM to 11:41 AM MDT

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

Leave by
3:08 PM MDT
Keeps a same-day return open with about 03h 00m at the destination.
Back in Seeley Lake
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
Dutton
MT

Town of the United States

From Seeley Lake
50.6 mi
00h 50m
To Helena
50.8 mi
00h 50m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
54°F
This Afternoon

Light Rain

Starts
Mon, Jun 1 1:00 PM MDT
Wind
6 mph WNW
Destination
54°F
This Afternoon

Slight Chance Showers And Thunderstorms

Starts
Mon, Jun 1 1:00 PM MDT
Wind
8 to 12 mph W

Driving Route Map

The map below follows the saved road route between Seeley Lake and Helena.

Turn-by-Turn Driving Directions

Step-by-step road directions between Seeley Lake and Helena.

  1. 1

    Start on the route

    14.8 mi · 19 min

  2. 2

    Turn left

    23.8 mi · 26 min

  3. 3

    Turn right onto State Highway 141

    32.5 mi · 35 min · State Highway 141

  4. 4

    Turn left

    29.8 mi · 35 min

  5. 5

    Turn right onto North Benton Avenue

    1542 ft · 58 sec · North Benton Avenue

  6. 6

    Turn left onto Neill Avenue

    1201 ft · 43 sec · Neill Avenue

  7. 7

    Turn slight right onto Cruse Avenue

    31 m · 4 sec · Cruse Avenue

  8. 8

    Arrive at your destination

    0 m · 1 sec · Cruse Avenue

Car Route Details

A richer read on the saved driving route between Seeley Lake 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
8 steps
6 turns on the saved route
Ramps & Exits
0
0 merges, 0 ramps or exits
Navigation Density
7.9 / 100 mi
Decision points by distance
Main Roads
State Highway 141
32.5 mi · 32%
North Benton Avenue
0.29 mi
Neill Avenue
0.23 mi
Cruse Avenue
0.02 mi
Longest Stretch

State Highway 141

Turn right onto State Highway 141

32.5 mi · 00h 35m

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
01h 41m
Day trip friendly
Same-Day Return
03h 22m
Round-trip wheel time
Road vs Air
+21.9 mi
79.5 mi direct line
Halfway Stop
Dutton
00h 50m from Seeley Lake
Leave By
3:08 PM MDT
Morning start is best
Weather Watch

Light Rain leaving Seeley Lake and Slight Chance 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 Seeley Lake to Helena?

The road trip is about 101.4 miles (163.2 km) and usually takes 01h 41m 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?

Dutton is a useful midpoint, sitting about 50.6 miles from Seeley Lake and 50.8 miles from Helena.

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

The direct path is about 79.5 miles (127.9 km), while the road route adds roughly 21.9 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 3:08 PM MDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $13.94 one way or $27.87 round trip. Estimated CO2 is about 31.8 kg one way.

What should you check before leaving?

Before you leave, expect Light Rain around Seeley Lake and Slight Chance Showers And Thunderstorms near Helena.

Stop Ideas Near Dutton

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

Mid-route Guidance
Local place coverage is thin around Dutton, 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 Dutton.

BUS

Butte, MT

74 mi away
1324 Harrison Avenue
BUS

Missoula, MT

87 mi away
1660 West Broadway Street

Flight Path Map

This map shows the direct air route between Seeley Lake and Helena. Straight-line distance: 79.5 mi (127.95 km).

Seeley Lake

#1 Seeley Lake

Census designated place in Montana, USA

Population1,659
Coordinates47.1793800, -113.4845200
Altitude1225
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: MT 83 (-113.484572, 47.179369)
End: Cruse Avenue (-112.036062, 46.592722)

Estimated Travel Time

Distance: 163 km by road

SpeedTime
30 mph (48.3 km/h)03h 22m
40 mph (64.37 km/h)02h 32m
50 mph (80.47 km/h)02h 01m
60 mph (96.56 km/h)01h 41m
70 mph (112.65 km/h)01h 26m
80 mph (129 km/h)01h 15m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
3.58 gal
13.54 L · about $13.94
Round trip
$27.87
7.16 gal · 27.08 L
Estimated CO2
31.8 kg one way
Round trip: 63.6 kg / 140 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.89 $13.94 $27.87
Mid-grade $4.23 $15.15 $30.29
Premium $4.55 $16.29 $32.57
Diesel $5.41 $19.37 $38.75

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 01, 2026

There is no time difference between Seeley Lake and Helena. The current time is 14:00:03.

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.