How far is Hattiesburg, MS from Union, MS?
The driving distance from Hattiesburg, MS to Union, MS is about 41.3 miles (66.5 km), with a travel time of about 00h 56m by car.
- The straight-line flight distance is about 30.7 miles (49.4 km).
- For a round trip, plan for roughly 01h 53m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 8:00 AM to 10:00 AM CDT.
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 56m.
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 Mississippi, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Slight Chance Rain Showers
Driving Route Map
The map below follows the saved road route between Hattiesburg and Union.
Turn-by-Turn Driving Directions
Step-by-step road directions between Hattiesburg and Union.
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1
Start on East Pine Street
8 m · 5 sec · East Pine Street
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2
Turn right onto North Main Street
1.3 mi · 3 min · North Main Street
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3
At the end of the road, turn left onto Old Highway 42
1.7 mi · 3 min · Old Highway 42
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4
Turn slight right
615 ft · 13 sec
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5
Turn straight
2.2 mi · 4 min
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6
Continue straight
5.4 mi · 7 min
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7
Continue straight
5.3 mi · 6 min
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8
Continue straight
1077 ft · 14 sec
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9
Continue straight
4.2 mi · 5 min
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10
Continue straight
7.1 mi · 9 min
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11
Take the exit slight right toward MS 184: Downtown Collins
1415 ft · 39 sec
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12
Turn straight onto Main Street
1 mi · 2 min · Main Street
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13
Turn right
5.7 mi · 7 min
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14
Turn left
4 mi · 6 min
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15
Turn left
2.7 mi · 5 min
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16
Continue on Jones Chapel Road
25 m · 4 sec · Jones Chapel Road
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17
Arrive at your destination
0 m · 1 sec · Jones Chapel Road
Car Route Details
A richer read on the saved driving route between Hattiesburg and Union.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
Old Highway 42
Continue straight
7.11 mi · 00h 09m
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 Hattiesburg and Slight Chance Rain Showers near Union.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Hattiesburg to Union?
The road trip is about 41.3 miles (66.5 km) and usually takes 00h 56m 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?
Seminary is a useful midpoint, sitting about 20.7 miles from Hattiesburg and 20.6 miles from Union.
How much longer is the road route than the straight-line distance?
The direct path is about 30.7 miles (49.4 km), while the road route adds roughly 10.6 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 CDT. If you want a more comfortable same-day return, try to leave by 4:36 PM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $5.53 one way or $11.06 round trip. Estimated CO2 is about 13 kg one way.
What should you check before leaving?
Before you leave, expect Sunny around Hattiesburg and Slight Chance Rain Showers near Union.
Stop Ideas Near Seminary
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Seminary.
Hattiesburg, MS
Hattiesburg station
Laurel station
Brookhaven
Flight Path Map
This map shows the direct air route between Hattiesburg and Union. Straight-line distance: 30.71 mi (49.43 km).
#1 Hattiesburg
The most populous city in Forrest County, Mississippi.
| Population | 45,806 |
| Coordinates | 31.3271200, -89.2903400 |
| Altitude | 52 |
| Country | United States |
#2 Union
County in Mississippi, United States
| Population | 1,876 |
| Coordinates | 31.7376600, -89.4903400 |
| Altitude | 122 |
| Country | United States |
End: Union (-89.49034, 31.73766)
Estimated Travel Time
Distance: 66 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 01h 22m |
| 40 mph (64.37 km/h) | 01h 01m |
| 50 mph (80.47 km/h) | 00h 49m |
| 60 mph (96.56 km/h) | 00h 41m |
| 70 mph (112.65 km/h) | 00h 35m |
| 80 mph (129 km/h) | 00h 30m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.79 | $5.53 | $11.06 |
| Mid-grade | $4.26 | $6.22 | $12.44 |
| Premium | $4.63 | $6.75 | $13.50 |
| Diesel | $5.42 | $7.91 | $15.81 |
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 Mississippi · May 13, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.