How far is Billings, MT from Three Forks, MT?

The driving distance from Billings, MT to Three Forks, MT is about 212 miles (341.2 km), with a travel time of about 04h 34m by car.

  • The straight-line flight distance is about 160.8 miles (258.8 km).
  • For a round trip, plan for roughly 09h 08m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 6:00 AM to 8:00 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
212.02 mi
04h 34m
Flight
160.82 mi
258.81 km direct

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

Learn Distance

Choose another destination from Billings.

Flight Distance

Direct air line
160.82 mi
Kilometers
258.81 km
Flight Time
00h 19m

Driving Distance

Road route
212.02 mi
Kilometers
341.22 km
Drive Time
04h 34m

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 04h 34m.

Arrival Snapshot
Arrive in Three Forks
Tue, May 19, 12:16 AM MDT
Return by in Billings
Tue, May 19, 4:50 AM MDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Billings
2026-05-18T19:41
Arrive Three Forks
Tue, May 19, 12:16 AM MDT
Route Timing
04h 34m
One way by road
Best Departure Window
6:00 AM to 8:00 AM MDT
Leave early for more breathing room
Arrive between
10:34 AM to 12:34 PM MDT

An early departure helps you fit a real stop into the day without turning the return into a late-night drive.

Leave by
7:52 AM MDT
Keeps a same-day return open with about 04h 00m at the destination.
Back in Billings
9:00 PM MDT
Early departure recommended

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
Judith Gap
MT

City in Wheatland County, Montana, United States

From Billings
105.9 mi
02h 17m
To Three Forks
106.1 mi
02h 17m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
50°F
Monday

Slight Chance Rain Showers

Starts
Mon, May 18 6:00 AM MDT
Wind
10 mph NNE
Destination
48°F
Monday

Slight Chance Light Snow then Partly Sunny

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

Driving Route Map

The map below follows the saved road route between Billings and Three Forks.

Turn-by-Turn Driving Directions

Step-by-step road directions between Billings and Three Forks.

  1. 1

    Start on Montana Avenue

    589 ft · 25 sec · Montana Avenue

  2. 2

    Turn left onto North 23rd Street

    114 m · 22 sec · North 23rd Street

  3. 3

    Turn left onto 1st Avenue North

    1518 ft · 1 min · 1st Avenue North

  4. 4

    Turn right onto North 27th Street

    2.1 mi · 3 min · North 27th Street

  5. 5

    Enter the roundabout and take exit 3 toward Airport Road

    72 m · 3 sec

  6. 6

    Exit the roundabout

    3.1 mi · 4 min

  7. 7

    Enter the roundabout and take exit 2 toward the route

    44 m · 2 sec

  8. 8

    Exit the roundabout

    25.5 mi · 29 min

  9. 9

    Continue on Iowa Avenue

    2.5 mi · 3 min · Iowa Avenue

  10. 10

    Continue straight

    12.4 mi · 14 min

  11. 11

    At the end of the road, turn left

    45.1 mi · 51 min

  12. 12

    Turn right

    39.2 mi · 43 min

  13. 13

    At the end of the road, turn left

    64.3 mi · 1 hr 10 min

  14. 14

    Turn slight right

    1588 ft · 21 sec

  15. 15

    Enter the roundabout and take exit 2 toward the route

    52 m · 2 sec

  16. 16

    Exit the roundabout

    557 ft · 7 sec

  17. 17

    Continue straight

    3.5 mi · 4 min

  18. 18

    Turn left onto Tiger Butte Road

    1880 ft · 1 min · Tiger Butte Road

  19. 19

    Keep slight right to continue on McCoy Road

    1.9 mi · 7 min · McCoy Road

  20. 20

    Continue on McCoy Road

    3.1 mi · 12 min · McCoy Road

  21. 21

    Continue on McCoy Road

    2.4 mi · 9 min · McCoy Road

  22. 22

    Turn slight left onto Century School Road

    3.9 mi · 15 min · Century School Road

  23. 23

    At the end of the road, turn right onto Cottonwood Coulee Road

    1.6 km · 4 min · Cottonwood Coulee Road

  24. 24

    Continue on Cottonwood Coulee Road

    1.1 km · 3 min · Cottonwood Coulee Road

  25. 25

    Arrive at your destination

    0 m · 1 sec · Cottonwood Coulee Road

Car Route Details

A richer read on the saved driving route between Billings and Three Forks.

OSRM road route
Drive Character

Interchange-aware route

The drive includes several ramps, exits, or merges, so checking the next few maneuvers before busy interchanges is useful.

Directions
25 steps
16 turns on the saved route
Ramps & Exits
6
0 merges, 6 ramps or exits
Navigation Density
11.8 / 100 mi
Decision points by distance
Main Roads
Airport Road
28.7 mi · 14%
Iowa Avenue
18.5 mi · 9%
McCoy Road
7.43 mi · 4%
Century School Road
3.85 mi · 2%
North 27th Street
2.1 mi · 1%
Cottonwood Coulee Road
1.71 mi · 1%
Longest Stretch

Longest stretch

At the end of the road, turn left

64.3 mi · 01h 10m

Route Summary

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

Trip Read

A longer out-and-back drive

This is still possible in one day, but it becomes a long driving day. Leaving early and planning your stop window matters more here.

Drive Time
04h 34m
Long day trip
Same-Day Return
09h 08m
Round-trip wheel time
Road vs Air
+51.2 mi
160.8 mi direct line
Halfway Stop
Judith Gap
02h 17m from Billings
Leave By
7:52 AM MDT
Early departure recommended
Weather Watch

Slight Chance Rain Showers leaving Billings and Slight Chance Light Snow then Partly Sunny near Three Forks.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Billings to Three Forks?

The road trip is about 212 miles (341.2 km) and usually takes 04h 34m in normal driving conditions.

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

This is still possible in one day, but it becomes a long driving day. Leaving early and planning your stop window matters more here.

What is the halfway point on this route?

Judith Gap is a useful midpoint, sitting about 105.9 miles from Billings and 106.1 miles from Three Forks.

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

The direct path is about 160.8 miles (258.8 km), while the road route adds roughly 51.2 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 8:00 AM MDT. If you want a more comfortable same-day return, try to leave by 7:52 AM MDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $29.12 one way or $58.24 round trip. Estimated CO2 is about 66.5 kg one way.

What should you check before leaving?

Before you leave, expect Slight Chance Rain Showers around Billings and Slight Chance Light Snow then Partly Sunny near Three Forks.

Flight Path Map

This map shows the direct air route between Billings and Three Forks. Straight-line distance: 160.82 mi (258.81 km).

Billings

#1 Billings

The most populous city in Montana.

Population117,445
Coordinates45.7832900, -108.5006900
Altitude952
CountryUnited States
Three Forks

#2 Three Forks

City in Cascade County, Montana, United States

Population2,043
Coordinates47.2816300, -111.0902400
Altitude1208
CountryUnited States
Start: Billings (-108.50069, 45.78329)
End: Three Forks (-111.09024, 47.28163)

Estimated Travel Time

Distance: 341 km by road

SpeedTime
30 mph (48.3 km/h)07h 03m
40 mph (64.37 km/h)05h 18m
50 mph (80.47 km/h)04h 14m
60 mph (96.56 km/h)03h 32m
70 mph (112.65 km/h)03h 01m
80 mph (129 km/h)02h 38m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
7.48 gal
28.32 L · about $29.12
Round trip
$58.24
14.96 gal · 56.64 L
Estimated CO2
66.5 kg one way
Round trip: 132.9 kg / 293 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.89 $29.12 $58.24
Mid-grade $4.23 $31.65 $63.30
Premium $4.55 $34.03 $68.05
Diesel $5.41 $40.48 $80.96

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 Billings and Three Forks. The current time is 19:41:34.

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.