How far is Bigfork, MT from Lockwood, MT?

The driving distance from Bigfork, MT to Lockwood, MT is about 437.3 miles (703.8 km), with a travel time of about 06h 49m by car.

  • The straight-line flight distance is about 308.6 miles (496.6 km).
  • For a round trip, plan for roughly 13h 39m 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
437.33 mi
06h 49m
Flight
308.55 mi
496.57 km direct

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

Learn Distance

Choose another destination from Bigfork.

Flight Distance

Direct air line
308.55 mi
Kilometers
496.57 km
Flight Time
00h 37m

Driving Distance

Road route
437.33 mi
Kilometers
703.81 km
Drive Time
06h 49m

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 49m.

Arrival Snapshot
Arrive in Lockwood
Thu, Apr 23, 10:37 AM MDT
Return by in Bigfork
Thu, Apr 23, 5:27 PM MDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Bigfork
2026-04-23T03:48
Arrive Lockwood
Thu, Apr 23, 10:37 AM MDT
Route Timing
06h 49m
One way by road
Best Departure Window
6:00 AM to 7:30 AM MDT
Treat this as a longer travel day
Arrive between
12:50 PM to 2:20 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
10:20 PM MDT
Keeps a same-day return open with about 08h 00m at the destination.
Back in Bigfork
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 Bigfork
218.1 mi
03h 24m
To Lockwood
219.2 mi
03h 24m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
48°F
Thursday

Rain And Snow Likely

Starts
Thu, Apr 23 6:00 AM MDT
Wind
10 mph N
Destination
49°F
Thursday

Rain And Snow Showers Likely

Starts
Thu, Apr 23 6:00 AM MDT
Wind
29 mph NW

Driving Route Map

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

Turn-by-Turn Driving Directions

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

  1. 1

    Start on Cascade Avenue

    53 m · 10 sec · Cascade Avenue

  2. 2

    Turn right onto Grand Drive

    93 m · 19 sec · Grand Drive

  3. 3

    Turn left onto Electric Avenue

    602 ft · 31 sec · Electric Avenue

  4. 4

    Turn left onto Bridge Street

    887 ft · 39 sec · Bridge Street

  5. 5

    Turn slight right onto Bridge Street

    621 ft · 32 sec · Bridge Street

  6. 6

    Continue on Bridge Street

    889 ft · 31 sec · Bridge Street

  7. 7

    Turn left

    4.8 mi · 8 min

  8. 8

    At the end of the road, turn right

    82.6 mi · 1 hr 34 min

  9. 9

    Turn left

    23.8 mi · 26 min

  10. 10

    Turn right onto State Highway 141

    32.5 mi · 35 min · State Highway 141

  11. 11

    Turn sharp right

    12.9 mi · 14 min

  12. 12

    Turn left

    1 km · 56 sec

  13. 13

    Take the ramp straight

    1.4 km · 2 min

  14. 14

    Merge slight left

    45 mi · 42 min

  15. 15

    Keep slight right

    110.8 mi · 1 hr 51 min

  16. 16

    Continue straight

    6.9 mi · 6 min

  17. 17

    Continue straight

    113 mi · 1 hr 53 min

  18. 18

    Continue straight

    1.8 mi · 2 min

  19. 19

    Take the exit slight right toward Johnson Lane

    1505 ft · 40 sec

  20. 20

    Turn left onto Johnson Lane

    1900 ft · 46 sec · Johnson Lane

  21. 21

    Arrive at your destination

    0 m · 1 sec · Johnson Lane

Car Route Details

A richer read on the saved driving route between Bigfork 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
21 steps
11 turns on the saved route
Ramps & Exits
3
1 merges, 2 ramps or exits
Navigation Density
4.8 / 100 mi
Decision points by distance
Main Roads
State Highway 141
311 mi · 71%
Johnson Lane
0.64 mi
Bridge Street
0.45 mi
Electric Avenue
0.11 mi
Grand Drive
0.06 mi
Cascade Avenue
0.03 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 49m
Overnight route
Same-Day Return
13h 40m
Round-trip wheel time
Road vs Air
+128.7 mi
308.6 mi direct line
Halfway Stop
Butte
03h 24m from Bigfork
Leave By
10:20 PM MDT
Overnight-style route
Weather Watch

Rain And Snow Likely leaving Bigfork and Rain And Snow Showers Likely near Lockwood.

Trip Questions

Direct answers travelers usually want before committing to the drive.

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

The road trip is about 437.3 miles (703.8 km) and usually takes 06h 49m 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 218.1 miles from Bigfork and 219.2 miles from Lockwood.

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

The direct path is about 308.6 miles (496.6 km), while the road route adds roughly 128.7 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 $60.07 one way or $120.14 round trip. Estimated CO2 is about 137.1 kg one way.

What should you check before leaving?

Before you leave, expect Rain And Snow Likely around Bigfork and Rain And Snow Showers Likely near Lockwood.

Flight Path Map

This map shows the direct air route between Bigfork and Lockwood. Straight-line distance: 308.55 mi (496.57 km).

Bigfork

#1 Bigfork

City in Itasca County, Minnesota, United States of America

Population4,270
Coordinates48.0632900, -114.0726100
Altitude908
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: Cascade Avenue (-114.072075, 48.06329)
End: Johnson Lane (-108.41395, 45.819127)

Estimated Travel Time

Distance: 704 km by road

SpeedTime
30 mph (48.3 km/h)14h 34m
40 mph (64.37 km/h)10h 56m
50 mph (80.47 km/h)08h 44m
60 mph (96.56 km/h)07h 17m
70 mph (112.65 km/h)06h 14m
80 mph (129 km/h)05h 27m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
15.43 gal
58.42 L · about $60.07
Round trip
$120.14
30.86 gal · 116.84 L
Estimated CO2
137.1 kg one way
Round trip: 274.3 kg / 605 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.89 $60.07 $120.14
Mid-grade $4.23 $65.28 $130.57
Premium $4.55 $70.19 $140.38
Diesel $5.41 $83.51 $167.01

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 23, 2026

There is no time difference between Bigfork and Lockwood. The current time is 03:48:16.

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.