Spanning 430.6 miles across Montana, this trek from Columbia Falls to Billings typically takes about 7 hours and 23 minutes of driving time. Because the route relies on local roads like Nucleus Avenue and 9th Street before transitioning to US 2, you should plan for a full day behind the wheel. Budgeting approximately $68 for fuel is a smart move for this Mountain West journey. While it is possible to complete the trip in a single day, the turn-heavy nature of the local roads means you will need to stay focused throughout the drive. It functions best as a one-day haul for those comfortable with longer stints on the road.
Trip Pace
Best split across 2 days
Treat the return leg as its own travel day rather than an afterthought.
Break Rhythm
2 planned breaks
Plan on a short reset every 3 to 4 hours to stay fresh behind the wheel.
Midpoint
228.5 miles from Columbia Falls, MT
A natural place for your longest stop of the day
, about 4h 11m into the drive
.
Main Roads
Road
Distance
Duration
I 90
157.2 mi
2h 33m
I 15
110.8 mi
1h 51m
MT 83
91.1 mi
1h 43m
State Highway 141
32.5 mi
35m
MT 200
23.8 mi
25m
US 12
12.9 mi
14m
MT 35
11.4 mi
13m
MT 206
9.7 mi
12m
Longest stretch:
I 90
— 157.2 mi, about 2h 33m
Turn-by-Turn Driving Directions
Step-by-step road directions between Columbia Falls, MT and Billings, MT.
1
Start on 7th Street West
102 ft·6 sec·7th Street West
2
Turn right onto MT 486
0.1 mi·34 sec·Nucleus Avenue
3
At end of road, turn left onto US 2
0.3 mi·49 sec·9th Street
4
Continue on US 2
1.3 mi·1 min·US 2
5
Turn right onto MT 206
9.7 mi·12 min·MT 206
Use the straight / right lanes.
6
At end of road, turn left onto MT 35
11 mi·13 min·MT 35
Use the straight lane.
7
Turn left onto MT 83
91 mi·1 hr 43 min·MT 83
Use the left lane.
8
Turn left onto MT 200
24 mi·25 min·MT 200
9
Turn right onto MT 141
32 mi·35 min·State Highway 141
10
Turn sharp right onto US 12
13 mi·14 min·US 12
11
Turn left
0.5 mi·42 sec
12
Continue on this road
0.2 mi·13 sec·this road
13
Take the ramp
0.9 mi·1 min
14
Merge onto I 90
45 mi·42 min·I 90
15
Keep slight right at fork onto I 15; I 90
111 mi·1 hr 51 min·I 15; I 90
Use the straight / slight right lanes.
16
Continue on I 90; US 89; US 191
6.9 mi·6 min·I 90; US 89; US 191
17
Continue on I 90; US 191
105 mi·1 hr 44 min·I 90; US 191
18
Take the exit onto I 90 Business
0.4 mi·47 sec·I 90 Business
Toward I 90 Business: West Billings
19
Keep slight left at fork onto I 90 Business
1.7 mi·2 min·I 90 Business
Toward I 90 Business: City Center
20
Keep slight left at fork onto I 90 Business
1.3 mi·2 min·Montana Avenue
21
Continue on I 90 Business
0.9 mi·2 min·Montana Avenue
22
Arrive at destination
I 90 Business
Trip Plan
To make the most of your 7-hour and 23-minute trip, aim to depart early in the morning to maximize daylight for the more technical sections of the drive. Plan for at least two designated stops along the way to break up the monotony of the turn-heavy roads and keep your energy levels consistent. Since fuel costs for the trip hover around $68, consider checking your vehicle's range before leaving Columbia Falls, as local road stretches can sometimes have fewer service options than major interstates. Flexibility is your best asset here; keep an eye on your navigation to manage the local turns effectively. If you feel fatigue setting in, remember that you are tackling a significant distance on non-highway roads, so prioritize rest over rushing to reach Billings.
Morning Departure
Start early — leave by 6-7 AM to arrive at a reasonable hour.
Evening Departure
This is a long drive — plan for a morning departure or consider splitting it into two days.
This drive is better paced as a 2-day trip.
Plan roughly 2 meaningful breaks for fuel, food, and rest.
The halfway point lands around 228.5 miles from Columbia Falls, MT, or about 4h 11m into the drive.
The longest continuous stretch on this route runs about 157.2 miles.
Consider an overnight stop or starting very early.
Departure
Before you leave
Start with fuel, water, and navigation already sorted so the first hour feels easy.
First stop
Around 101 miles or 1h 58m in
Use this first pause for coffee, a restroom break, and a quick traffic check ahead.
Halfway reset
Around 228.5 miles or 4h 11m in
This is the best place for your longest stop, a real meal, and a full fuel check.
Overnight split
Day 1 wrap after about 228.5 miles or 4h 11m
Stop before fatigue turns the last few hours into a grind. You want day two to start fresh, not just resumed.
Final approach
Final hour starts around 6h 59m
Traffic, exits, and arrival timing usually matter more near Billings, MT than in the middle of the route.
Before You Leave
+
Open the route before leaving Columbia Falls, MT so your first major turns are already loaded.
+
Leave with enough water and a charging cable within reach, not packed away.
+
Check your fuel range against the first long segment, especially if you are starting outside city service areas.
+
Pick one backup stop option before the midpoint in case traffic changes your pacing.
+
Treat this as a 2-day road trip and book the overnight stop before the busiest arrival window.
Day 1
Settle into the route from Columbia Falls, MT
Aim for roughly 229 miles and 4 hours of wheel time on this day.
Day 2
Finish the approach into Billings, MT
Aim for roughly 229 miles and 4 hours of wheel time on this day.
Your first comfortable stop window is around 101 miles from Columbia Falls, MT.
This route usually feels better as a 2-day drive than as one long push.
Plan about 2 real breaks rather than only quick fuel stops.
The longest stretch is on I 90 for about 157.2 miles.
Where to Stop
Rest stops, refuel points, and overnight suggestions along this route.
Place data sourced from public business listings. Hours and availability may vary.
Heads-up: tricky spots
5 of 14
5 decision points cluster between mile 0 and 229.8 — GPS handles the exact turns, but know they're coming. Your lane choice matters more than the turn itself.
5
0 mi into trip|~0m in|MT 486 / Nucleus Avenue
Turn right onto MT 486 / Nucleus Avenue
Navigation decision point
5
0.2 mi into trip|~0m in|US 2 / 9th Street
At end of road, turn left onto US 2 / 9th Street
Navigation decision point
5
1.8 mi into trip|~3m in|MT 206
Turn right onto MT 206
Lane positioning matters here
Use the straight / right lanes.
6
11.5 mi into trip|~15m in|MT 35
At end of road, turn left onto MT 35
Lane positioning matters here
Use the straight lane.
6
229.8 mi into trip|~4h 12m in|I 15; I 90
Keep slight right at fork onto I 15; I 90
Highway fork - watch signs carefully. Lane positioning matters here
Use the straight / slight right lanes.
Fuel & Cost
Regular Gas
$72.42 one way
$144.84 round trip
$4.03/gal25.4 MPG avg160 kg CO2
Fuel Type
$/gal
One Way
Round Trip
midgrade
$4.22
$75.91
$151.82
premium
$4.53
$81.52
$163.04
diesel
$5.61
$100.90
$201.80
No toll roads detected on this route.
Estimated Trip Cost (one way, 1 person)
Fuel
$72
Hotel (1n)
$80–$140
Meals
$50–$100
Total
$202–$312
Rough estimate based on US averages. Hotel $80–$140/night, meals $25–$50/day.
Estimated CO2 emission: 159.9 kg one way.
Prices: EIA weekly data, 2026-04-13.
Driving Electric?
About $48 in charging
· 1 stop
· 67% less CO2
Vehicle Type
kWh
Stops
DC Fast
Home Charge
Average EV
137.1
1
$47.98
$21.94
Efficient EV
114.3
1
$39.99
$18.28
EV Truck/SUV
182.8
2
$63.98
$29.25
Gas CO2
160 kg
EV CO2
53 kg (67% less)
Plan for 1 charging stop. A 30-minute DC fast charge mid-route should be enough to complete the trip comfortably.
DC fast charging avg $0.35/kWh. Home charging avg $0.16/kWh. US grid CO2: 0.39 kg/kWh.
Travel Intel
Current conditions at both ends of the drive.
Forecast as of Apr 15, 2026
Origin
Columbia Falls, MT
Evening
in Columbia Falls on Saturday
Local time
7:29 PM
MDT
Current temp
41°F
Unavailable
Live forecast
Destination
Billings, MT
Evening
in Billings on Saturday
Local time
7:29 PM
MDT
Current temp
74°F
Unavailable
Live forecast
Seasonal Notes
Summer travel usually means heavier construction, hotter rest stops, and busier weekend traffic around major cities.
Winter travel shortens daylight, so a route that looks manageable on paper can feel much longer after dark.
Holiday weekends tend to make both departure and arrival windows slower than the raw route time suggests.
For long drives, weather on day two can matter just as much as conditions at departure, so check the whole travel window rather than only the first day.
Time zone
Same local time
Origin and destination are on the same clock, so arrival timing is easier to judge at a glance.
Temperature spread
33 degrees warmer at arrival
A meaningful temperature swing is a good cue to rethink layers, water, and how soon you want to arrive.
Road read
8h 3m on the road
This is long enough that the arrival forecast matters almost as much as departure conditions. Recheck both ends before you roll.
Weather data from the National Weather Service. Conditions may change; check closer to your travel date.
More Details
What kind of drive is this?
Expect a distinct change in pace as you navigate this route, which features zero percent highway share. Instead of monotonous interstate cruising, you will experience a turn-heavy local drive that demands your full attention. The road character shifts from the initial local streets of Columbia Falls to the more extended stretches of US 2. Because this is not a high-speed highway route, your average pace will be dictated by the local road conditions rather than open-road cruising. It is a hands-on driving experience that requires you to be actively engaged with the road layout for the entire 430.6-mile duration.
99% highway — fuel and pacing are the main things to plan.
22 navigation steps total — most of the decisions cluster near the start and finish.
Longest single stretch: 157.2 mi on I 90.
How Hard Is This Drive?
6/10
This is a straightforward highway drive that stays mostly on I 90 and I 15. You will hit about 14 points where you need to pay attention to lane position or signs. The trickiest moment comes early in the drive near MT 486 / Nucleus Avenue.
Driving Effort6/10
Moderate - straightforward overall, but long enough or busy enough to require pacing
Balances navigation complexity with total wheel time.
This drive requires moderate attention. Across 457 miles you will encounter 14 spots where lane choice or exit timing matters. Not difficult for experienced highway drivers, but worth previewing the tricky sections before you go.
Where does it get tricky?
The main spots that need attention: near the start (MT 486 / Nucleus Avenue): Navigation decision point; at 0.2 miles (US 2 / 9th Street): Navigation decision point; at 1.8 miles (MT 206): Lane positioning matters here.
Who Is This Route For?
Family Friendly
Moderate complexity with 2 natural rest stops along the way.
Solo Traveler
8h 3m drive, plan rest stops for pacing.
Frequently Asked Questions
The longest stretch is about 157.2 miles on I 90. The full list of main roads is in the Roads section above.
Yes — a 2-day pace is more comfortable than one long haul. A sensible stopping point is after roughly 229 miles on day one.
We did not find dedicated rest areas on this route. For a drive this long, plan bathroom and stretch breaks around gas stations, fast-food stops, or small-town downtowns — check the Nearby Places section for options.
It helps. This route has a higher-than-average number of complex decision points, which get harder in the dark. If the last hour of the trip is on surface roads or mountain grades, aim to arrive at Billings, MT before sunset when you can. Check the Trip Plan for departure windows that land you in daylight.
Only with planning. This is a long drive for kids — consider splitting it into two days rather than pushing through. Plan at least 2 meaningful breaks. Dedicated rest areas are limited, so plan gas or food stops as your bathroom breaks.
Mostly yes along the main roads, but rural stretches through MT can have sparse or no coverage. Before you leave, download offline Google Maps or Apple Maps for the route, and consider downloading music or podcasts instead of streaming. If you depend on data for navigation, keep a paper backup of the turn-by-turn directions.
The main spots that need attention: near the start (MT 486 / Nucleus Avenue): Navigation decision point; at 0.2 miles (US 2 / 9th Street): Navigation decision point; at 1.8 miles (MT 206): Lane positioning matters here.
Not recommended in a single day. At 8.1 hours each way, a round trip means 16.1 hours of driving — that is an unsafe level of fatigue for most drivers. Plan at least one night at Billings, MT before the return drive.
