How far is Seeley Lake, MT from Great Falls, MT?

The driving distance from Seeley Lake, MT to Great Falls, MT is about 142.9 miles (229.9 km), with a travel time of about 02h 43m by car.

  • The straight-line flight distance is about 104.6 miles (168.4 km).
  • For a round trip, plan for roughly 05h 26m 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
142.83 mi
02h 43m
Flight
104.61 mi
168.36 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
104.61 mi
Kilometers
168.36 km
Flight Time
00h 12m

Driving Distance

Road route
142.83 mi
Kilometers
229.87 km
Drive Time
02h 43m

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 43m.

Arrival Snapshot
Arrive in Great Falls
Fri, Apr 17, 12:14 PM MDT
Return by in Seeley Lake
Fri, Apr 17, 2:57 PM MDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Seeley Lake
2026-04-17T09:31
Arrive Great Falls
Fri, Apr 17, 12:14 PM MDT
Route Timing
02h 43m
One way by road
Best Departure Window
8:00 AM to 10:00 AM MDT
Aim for a morning departure
Arrive between
10:43 AM to 12:43 PM MDT

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

Leave by
1:04 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

This departure sits inside the recommended comfort window for the route.

Halfway Point

A useful midpoint for breaks, coffee, or meeting in the middle.

Mid-route stop
Cascade
MT

Town in Cascade County, Montana, United States

From Seeley Lake
71.3 mi
01h 21m
To Great Falls
71.5 mi
01h 21m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
45°F
Friday

Chance Light Snow then Snow Showers Likely

Starts
Fri, Apr 17 6:00 AM MDT
Wind
1 to 7 mph WNW
Destination
46°F
Friday

Chance Light Snow

Starts
Fri, Apr 17 6:00 AM MDT
Wind
6 to 12 mph W

Driving Route Map

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

Turn-by-Turn Driving Directions

Step-by-step road directions between Seeley Lake and Great Falls.

  1. 1

    Start on the route

    14.8 mi · 19 min

  2. 2

    Turn left

    115.4 mi · 2 hr 10 min

  3. 3

    Take the exit slight right toward I 15 South: Great Falls

    1323 ft · 32 sec

  4. 4

    Merge slight left onto First Special Service Force Memorial Highway

    9.5 mi · 9 min · First Special Service Force Memorial Highway

  5. 5

    Take the exit slight right toward I 15 Business

    1262 ft · 31 sec

  6. 6

    Turn left onto Central Avenue West

    1.5 mi · 2 min · Central Avenue West

  7. 7

    Continue on First Avenue North Bridge

    1055 ft · 18 sec · First Avenue North Bridge

  8. 8

    Continue on 1st Avenue North

    2717 ft · 52 sec · 1st Avenue North

  9. 9

    Turn right onto 5th Street North

    2018 ft · 36 sec · 5th Street North

  10. 10

    Turn right onto 4th Avenue South

    131 m · 24 sec · 4th Avenue South

  11. 11

    Turn left onto 4th Street South

    70 m · 10 sec · 4th Street South

  12. 12

    Arrive at your destination

    0 m · 1 sec · 4th Street South

Car Route Details

A richer read on the saved driving route between Seeley Lake and Great Falls.

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
12 steps
5 turns on the saved route
Ramps & Exits
3
1 merges, 2 ramps or exits
Navigation Density
8.4 / 100 mi
Decision points by distance
Main Roads
First Special Service Force Memorial Highway
9.48 mi · 7%
Central Avenue West
1.46 mi · 1%
1st Avenue North
0.51 mi
5th Street North
0.38 mi
I 15 South
0.25 mi
I 15 Business
0.24 mi
Longest Stretch

Longest stretch

Turn left

115 mi · 02h 10m

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 43m
Day trip friendly
Same-Day Return
05h 26m
Round-trip wheel time
Road vs Air
+38.3 mi
104.6 mi direct line
Halfway Stop
Cascade
01h 21m from Seeley Lake
Leave By
1:04 PM MDT
Morning start is best
Weather Watch

Chance Light Snow then Snow Showers Likely leaving Seeley Lake and Chance Light Snow near Great Falls.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Seeley Lake to Great Falls?

The road trip is about 142.9 miles (229.9 km) and usually takes 02h 43m 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?

Cascade is a useful midpoint, sitting about 71.3 miles from Seeley Lake and 71.5 miles from Great Falls.

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

The direct path is about 104.6 miles (168.4 km), while the road route adds roughly 38.3 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 1:04 PM MDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $19.62 one way or $39.24 round trip. Estimated CO2 is about 44.8 kg one way.

What should you check before leaving?

Before you leave, expect Chance Light Snow then Snow Showers Likely around Seeley Lake and Chance Light Snow near Great Falls.

Flight Path Map

This map shows the direct air route between Seeley Lake and Great Falls. Straight-line distance: 104.61 mi (168.36 km).

Seeley Lake

#1 Seeley Lake

Census designated place in Montana, USA

Population1,659
Coordinates47.1793800, -113.4845200
Altitude1225
CountryUnited States
Great Falls

#2 Great Falls

Town in Cascade County, Montana, United States

Population58,353
Coordinates47.5002400, -111.3008100
Altitude1015
CountryUnited States
Start: Seeley Lake (-113.48452, 47.17938)
End: Great Falls (-111.30081, 47.50024)

Estimated Travel Time

Distance: 230 km by road

SpeedTime
30 mph (48.3 km/h)04h 45m
40 mph (64.37 km/h)03h 34m
50 mph (80.47 km/h)02h 51m
60 mph (96.56 km/h)02h 22m
70 mph (112.65 km/h)02h 02m
80 mph (129 km/h)01h 46m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
5.04 gal
19.08 L · about $19.62
Round trip
$39.24
10.08 gal · 38.16 L
Estimated CO2
44.8 kg one way
Round trip: 89.6 kg / 198 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.89 $19.62 $39.24
Mid-grade $4.23 $21.32 $42.65
Premium $4.55 $22.93 $45.85
Diesel $5.41 $27.28 $54.55

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 17, 2026

There is no time difference between Seeley Lake and Great Falls. The current time is 09:31:20.

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.