How far is East Chattanooga, TN from Union, TN?
The driving distance from East Chattanooga, TN to Union, TN is about 36.2 miles (58.3 km), with a travel time of about 00h 53m by car.
- The straight-line flight distance is about 25 miles (40.3 km).
- For a round trip, plan for roughly 01h 47m 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 00h 53m.
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.
Census-designated place in Hamilton County, Tennessee
Route Weather Snapshot
Check the forecast at both ends before you head out.
Sunny
Driving Route Map
The map below follows the saved road route between East Chattanooga and Union.
Turn-by-Turn Driving Directions
Step-by-step road directions between East Chattanooga and Union.
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1
Start on North Chamberlain Avenue
16 m · 4 sec · North Chamberlain Avenue
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2
Turn right onto Glass Street
1824 ft · 41 sec · Glass Street
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3
At the end of the road, turn left onto Campbell Street
1 km · 1 min · Campbell Street
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4
Continue on Bonny Oaks Drive
1.8 mi · 3 min · Bonny Oaks Drive
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5
Continue on Bonny Oaks Drive
5 mi · 9 min · Bonny Oaks Drive
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6
Take the ramp slight right
1547 ft · 35 sec
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7
Keep slight left
12.8 mi · 14 min
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8
Take the exit slight right toward US 64 Bypass East: Cleveland
1059 ft · 20 sec
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9
Keep slight left to continue on US 64 Bypass East: Cleveland
86 m · 10 sec
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10
Turn right
5.3 mi · 6 min
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11
Take the exit slight right
1406 ft · 42 sec
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12
Turn left onto Spring Place Road Southeast
8.2 mi · 14 min · Spring Place Road Southeast
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13
Turn slight right onto Hughes Lake Road Southeast
1.3 mi · 3 min · Hughes Lake Road Southeast
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14
Arrive at your destination
0 m · 1 sec · Hughes Lake Road Southeast
Car Route Details
A richer read on the saved driving route between East Chattanooga and Union.
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.
Bonny Oaks Drive
Keep slight left
12.8 mi · 00h 14m
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.
Sunny leaving East Chattanooga and Sunny near Union.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from East Chattanooga to Union?
The road trip is about 36.2 miles (58.3 km) and usually takes 00h 53m 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?
Ooltewah is a useful midpoint, sitting about 18.1 miles from East Chattanooga and 18.1 miles from Union.
How much longer is the road route than the straight-line distance?
The direct path is about 25 miles (40.3 km), while the road route adds roughly 11.2 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 8:00 AM to 10:00 AM EDT. If you want a more comfortable same-day return, try to leave by 4:42 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $5.00 one way or $9.99 round trip. Estimated CO2 is about 11.4 kg one way.
What should you check before leaving?
Before you leave, expect Sunny around East Chattanooga and Sunny near Union.
Flight Path Map
This map shows the direct air route between East Chattanooga and Union. Straight-line distance: 25.04 mi (40.29 km).
#1 East Chattanooga
A neighborhood in Chattanooga, Tennessee.
| Population | 11,000 |
| Coordinates | 35.0653500, -85.2491200 |
| Altitude | 208 |
| Country | United States |
#2 Union
Union is a place in Tennessee, United States.
| Population | 0 |
| Coordinates | 35.0139600, -84.8110500 |
| Altitude | 243 |
| Country | United States |
End: Union (-84.81105, 35.01396)
Estimated Travel Time
Distance: 58 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 01h 12m |
| 40 mph (64.37 km/h) | 00h 54m |
| 50 mph (80.47 km/h) | 00h 43m |
| 60 mph (96.56 km/h) | 00h 36m |
| 70 mph (112.65 km/h) | 00h 31m |
| 80 mph (129 km/h) | 00h 27m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.90 | $5.00 | $9.99 |
| Mid-grade | $4.37 | $5.59 | $11.17 |
| Premium | $4.77 | $6.11 | $12.22 |
| Diesel | $6.00 | $7.68 | $15.37 |
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 Tennessee · Oct 15, 2026