How far is Somers, MT from Lockwood, MT?

The driving distance from Somers, MT to Lockwood, MT is about 447.1 miles (719.5 km), with a travel time of about 06h 58m by car.

  • The straight-line flight distance is about 315.2 miles (507.2 km).
  • For a round trip, plan for roughly 13h 57m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 6:00 AM to 7:30 AM MDT.
Trip Tools

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.

Reverse Route
Quick Snapshot
Road
447.06 mi
06h 58m
Flight
315.18 mi
507.23 km direct

This drive is better planned with a longer stop or an overnight stay.

Learn Distance

Choose another destination from Somers.

Flight Distance

Direct air line
315.18 mi
Kilometers
507.23 km
Flight Time
00h 38m

Driving Distance

Road route
447.06 mi
Kilometers
719.47 km
Drive Time
06h 58m

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 06h 58m.

Arrival Snapshot
Arrive in Lockwood
Tue, May 19, 5:46 AM MDT
Return by in Somers
Tue, May 19, 12:45 PM MDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Somers
2026-05-18T22:47
Arrive Lockwood
Tue, May 19, 5:46 AM MDT
Route Timing
06h 58m
One way by road
Best Departure Window
6:00 AM to 7:30 AM MDT
Treat this as a longer travel day
Arrive between
12:59 PM to 2:29 PM MDT

Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.

Leave by
10:02 PM MDT
Keeps a same-day return open with about 08h 00m at the destination.
Back in Somers
8:00 PM MDT
Overnight-style route

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
Butte
MT

Consolidated city-county in Montana, United States

From Somers
223.3 mi
03h 29m
To Lockwood
223.8 mi
03h 29m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
58°F
Monday

Widespread Frost then Mostly Sunny

Starts
Mon, May 18 6:00 AM MDT
Wind
2 mph ESE
Destination
50°F
Monday

Slight Chance Rain Showers

Starts
Mon, May 18 6:00 AM MDT
Wind
12 mph N

Driving Route Map

The map below follows the saved road route between Somers and Lockwood.

Turn-by-Turn Driving Directions

Step-by-step road directions between Somers and Lockwood.

  1. 1

    Start on Somers Road

    1.3 mi · 3 min · Somers Road

  2. 2

    Turn right

    5.7 mi · 7 min

  3. 3

    Turn right

    1821 ft · 37 sec

  4. 4

    Turn left

    91.1 mi · 1 hr 44 min

  5. 5

    Turn left

    23.8 mi · 26 min

  6. 6

    Turn right onto State Highway 141

    32.5 mi · 35 min · State Highway 141

  7. 7

    Turn sharp right

    12.9 mi · 14 min

  8. 8

    Turn left

    2539 ft · 43 sec

  9. 9

    Continue straight

    802 ft · 14 sec

  10. 10

    Take the ramp straight

    1.4 km · 2 min

  11. 11

    Merge slight left

    45 mi · 42 min

  12. 12

    Keep slight right

    110.8 mi · 1 hr 51 min

  13. 13

    Continue straight

    6.9 mi · 6 min

  14. 14

    Continue straight

    113 mi · 1 hr 53 min

  15. 15

    Continue straight

    1.8 mi · 2 min

  16. 16

    Take the exit slight right toward Johnson Lane

    1505 ft · 40 sec

  17. 17

    Turn left onto Johnson Lane

    1900 ft · 46 sec · Johnson Lane

  18. 18

    Arrive at your destination

    0 m · 1 sec · Johnson Lane

Car Route Details

A richer read on the saved driving route between Somers and Lockwood.

OSRM road route
Drive Character

Long-distance drive

This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.

Directions
18 steps
8 turns on the saved route
Ramps & Exits
3
1 merges, 2 ramps or exits
Navigation Density
4 / 100 mi
Decision points by distance
Main Roads
State Highway 141
311 mi · 70%
Somers Road
1.28 mi
Johnson Lane
0.64 mi
Longest Stretch

State Highway 141

Continue straight

113 mi · 01h 53m

Route Summary

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

Trip Read

Better with a longer stop

This route is long enough that most travelers will be better off planning an overnight stay or a more deliberate stop window.

Drive Time
06h 58m
Overnight route
Same-Day Return
13h 58m
Round-trip wheel time
Road vs Air
+131.9 mi
315.2 mi direct line
Halfway Stop
Butte
03h 29m from Somers
Leave By
10:02 PM MDT
Overnight-style route
Weather Watch

Widespread Frost then Mostly Sunny leaving Somers and Slight Chance Rain Showers near Lockwood.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Somers to Lockwood?

The road trip is about 447.1 miles (719.5 km) and usually takes 06h 58m in normal driving conditions.

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

This route is long enough that most travelers will be better off planning an overnight stay or a more deliberate stop window.

What is the halfway point on this route?

Butte is a useful midpoint, sitting about 223.3 miles from Somers and 223.8 miles from Lockwood.

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

The direct path is about 315.2 miles (507.2 km), while the road route adds roughly 131.9 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 6:00 AM to 7:30 AM MDT. Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $61.43 one way or $122.86 round trip. Estimated CO2 is about 140.2 kg one way.

What should you check before leaving?

Before you leave, expect Widespread Frost then Mostly Sunny around Somers and Slight Chance Rain Showers near Lockwood.

Flight Path Map

This map shows the direct air route between Somers and Lockwood. Straight-line distance: 315.18 mi (507.23 km).

Somers

#1 Somers

City in Flathead County, Montana, United States of America

Population1,109
Coordinates48.0802300, -114.2215100
Altitude889
CountryUnited States
Lockwood

#2 Lockwood

Human settlement in Yellowstone County, Montana, United States of America

Population6,797
Coordinates45.8191200, -108.4148600
Altitude943
CountryUnited States
Start: Somers Road (-114.221552, 48.080166)
End: Johnson Lane (-108.41395, 45.819127)

Estimated Travel Time

Distance: 719 km by road

SpeedTime
30 mph (48.3 km/h)14h 53m
40 mph (64.37 km/h)11h 10m
50 mph (80.47 km/h)08h 56m
60 mph (96.56 km/h)07h 27m
70 mph (112.65 km/h)06h 23m
80 mph (129 km/h)05h 34m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
15.78 gal
59.72 L · about $61.43
Round trip
$122.86
31.56 gal · 119.44 L
Estimated CO2
140.2 kg one way
Round trip: 280.5 kg / 618 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.89 $61.43 $122.86
Mid-grade $4.23 $66.77 $133.53
Premium $4.55 $71.78 $143.57
Diesel $5.41 $85.40 $170.80

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 · May 19, 2026

There is no time difference between Somers and Lockwood. The current time is 22:47:20.

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.