How far is Billings, MT from Lakeside, MT?
The driving distance from Billings, MT to Lakeside, MT is about 449.6 miles (723.5 km), with a travel time of about 07h 48m by car.
- The straight-line flight distance is about 311.1 miles (500.7 km).
- For a round trip, plan for roughly 15h 37m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 7:30 AM MDT.
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.
This drive is better planned with a longer stop or an overnight stay.
Flight Distance
Driving Distance
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 07h 48m.
Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.
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.
Consolidated city-county in Montana, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Widespread Frost then Sunny
Driving Route Map
The map below follows the saved road route between Billings and Lakeside.
Turn-by-Turn Driving Directions
Step-by-step road directions between Billings and Lakeside.
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1
Start on Montana Avenue
589 ft · 25 sec · Montana Avenue
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2
Turn left onto North 23rd Street
114 m · 22 sec · North 23rd Street
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3
Turn left onto 1st Avenue North
1.5 km · 3 min · 1st Avenue North
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4
Turn left onto Division Street
136 m · 10 sec · Division Street
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5
Continue on Montana Avenue
1.3 mi · 2 min · Montana Avenue
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6
Continue on Laurel Road
1.4 mi · 2 min · Laurel Road
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7
Keep slight right to continue on Butte, I 90 West
1963 ft · 48 sec
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8
Merge slight right
105.4 mi · 1 hr 43 min
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9
Continue straight
7 mi · 7 min
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10
Continue straight
113.4 mi · 1 hr 54 min
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11
Keep slight left to continue on I 90 West: Missoula
121.8 mi · 1 hr 57 min
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12
Take the exit slight right toward US 93 North, MT 200 West: Kalispell
1009 ft · 25 sec
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13
Keep slight right to continue on US 93 North, MT 200 West: Kalispell
97.4 mi · 1 hr 58 min
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14
Arrive at your destination
0 m · 1 sec
Car Route Details
A richer read on the saved driving route between Billings and Lakeside.
Long-distance drive
This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.
I 90 West
Keep slight left to continue on I 90 West: Missoula
122 mi · 01h 57m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
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.
Sunny leaving Billings and Widespread Frost then Sunny near Lakeside.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Billings to Lakeside?
The road trip is about 449.6 miles (723.5 km) and usually takes 07h 48m 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 223.6 miles from Billings and 226 miles from Lakeside.
How much longer is the road route than the straight-line distance?
The direct path is about 311.1 miles (500.7 km), while the road route adds roughly 138.5 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 $71.27 one way or $142.55 round trip. Estimated CO2 is about 140.9 kg one way.
What should you check before leaving?
Before you leave, expect Sunny around Billings and Widespread Frost then Sunny near Lakeside.
Flight Path Map
This map shows the direct air route between Billings and Lakeside. Straight-line distance: 311.15 mi (500.74 km).
#1 Billings
The most populous city in Montana.
| Population | 117,445 |
| Coordinates | 45.7832900, -108.5006900 |
| Altitude | 952 |
| Country | United States |
#2 Lakeside
Located along the western edge of Flathead Lake in Flathead County, this community rests at an elevation of 2,910 feet within the larger Flathead Valley.
| Population | 0 |
| Coordinates | 48.0193900, -114.2245700 |
| Altitude | 887 |
| Country | United States |
End: Lakeside (-114.22457, 48.01939)
Estimated Travel Time
Distance: 724 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 14h 58m |
| 40 mph (64.37 km/h) | 11h 14m |
| 50 mph (80.47 km/h) | 08h 59m |
| 60 mph (96.56 km/h) | 07h 29m |
| 70 mph (112.65 km/h) | 06h 25m |
| 80 mph (129 km/h) | 05h 36m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.49 | $71.27 | $142.55 |
| Mid-grade | $4.83 | $76.52 | $153.05 |
| Premium | $5.19 | $82.36 | $164.72 |
| Diesel | $6.11 | $96.90 | $193.81 |
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 · Oct 15, 2026