How far is Castleton, VT from South Burlington, VT?
The driving distance from Castleton, VT to South Burlington, VT is about 65.6 miles (105.5 km), with a travel time of about 01h 31m by car.
- The straight-line flight distance is about 59.2 miles (95.2 km).
- For a round trip, plan for roughly 03h 03m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 8:00 AM to 10:00 AM EDT.
Reverse, save, or send this route
This route works well as a day trip with time at the destination. Copy the route link, send it to another device, or print a clean version before you head out.
This route works well as a day trip with time at the destination.
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 01h 31m.
A morning start gives you useful time at the destination and keeps the return out of the late evening.
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.
Town in and the shire town of Addison County, Vermont, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny
Mostly Sunny
Driving Route Map
The map below follows the saved road route between Castleton and South Burlington.
Turn-by-Turn Driving Directions
Step-by-step road directions between Castleton and South Burlington.
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1
Start on the route
30 m · 9 sec
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2
Turn right onto South Street
53 m · 16 sec · South Street
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3
Turn left onto Main Street
1.5 mi · 3 min · Main Street
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4
Turn right onto Vermont Route 30 North
16.6 mi · 29 min · Vermont Route 30 North
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5
Continue on South Main Street
4.9 mi · 9 min · South Main Street
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6
Continue on Vermont Route 30
6.3 mi · 11 min · Vermont Route 30
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7
Continue on South Main Street
1.5 mi · 4 min · South Main Street
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8
Enter the roundabout and take exit 2 toward Main Street
36 m · 4 sec · Main Street
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9
Exit the roundabout onto Main Street
1266 ft · 46 sec · Main Street
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10
Merge slight right onto North Pleasant Street
10.1 mi · 13 min · North Pleasant Street
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11
Continue on U.S. Route 7
3.1 mi · 4 min · U.S. Route 7
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12
Continue on Ethan Allen Highway
12.3 mi · 19 min · Ethan Allen Highway
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13
Continue on Shelburne Road
6.6 mi · 13 min · Shelburne Road
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14
Take the exit slight right toward I 189: Montpelier, Saint Albans
1315 ft · 32 sec
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15
Merge slight left onto I 89
1.2 mi · 2 min
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16
Keep slight left to continue on I 89 North: Winooski, Saint Albans
2161 ft · 53 sec
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17
Merge slight left
1.2 km · 1 min
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18
Take the exit slight right toward US 2 East: South Burlington
1291 ft · 39 sec
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19
Turn slight right onto Williston Road
3088 ft · 2 min · Williston Road
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20
Continue on Williston Road
27 m · 2 sec · Williston Road
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21
Arrive at your destination
0 m · 1 sec · Williston Road
Car Route Details
A richer read on the saved driving route between Castleton and South Burlington.
Turn-heavy local drive
The route has frequent decision points for its length, so lane choice and turn timing will matter more than cruising speed.
Vermont Route 30 North
Turn right onto Vermont Route 30 North
16.6 mi · 00h 29m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A comfortable day-trip route
This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.
Mostly Sunny leaving Castleton and Mostly Sunny near South Burlington.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Castleton to South Burlington?
The road trip is about 65.6 miles (105.5 km) and usually takes 01h 31m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.
What is the halfway point on this route?
Middlebury (village) is a useful midpoint, sitting about 33.4 miles from Castleton and 32.1 miles from South Burlington.
How much longer is the road route than the straight-line distance?
The direct path is about 59.2 miles (95.2 km), while the road route adds roughly 6.4 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 8:00 AM to 10:00 AM EDT. If you want a more comfortable same-day return, try to leave by 3:26 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $9.11 one way or $18.23 round trip. Estimated CO2 is about 20.5 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Castleton and Mostly Sunny near South Burlington.
Flight Path Map
This map shows the direct air route between Castleton and South Burlington. Straight-line distance: 59.17 mi (95.23 km).
#1 Castleton
Town in Rutland County, Vermont, United States
| Population | 4,490 |
| Coordinates | 43.6106200, -73.1798300 |
| Altitude | 134 |
| Country | United States |
#2 South Burlington
City in Chittenden County, Vermont, USA
| Population | 19,578 |
| Coordinates | 44.4669900, -73.1709600 |
| Altitude | 100 |
| Country | United States |
End: Williston Road (-73.17099, 44.466915)
Estimated Travel Time
Distance: 106 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 02h 11m |
| 40 mph (64.37 km/h) | 01h 38m |
| 50 mph (80.47 km/h) | 01h 18m |
| 60 mph (96.56 km/h) | 01h 05m |
| 70 mph (112.65 km/h) | 00h 56m |
| 80 mph (129 km/h) | 00h 49m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.95 | $9.11 | $18.23 |
| Mid-grade | $4.46 | $10.30 | $20.59 |
| Premium | $4.86 | $11.22 | $22.44 |
| Diesel | $6.00 | $13.85 | $27.71 |
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 Vermont · Apr 23, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.