How far is Hattiesburg, MS from Union, MS?
The driving distance from Hattiesburg, MS to Union, MS is about 99.7 miles (160.5 km), with a travel time of about 02h 21m by car.
- The straight-line flight distance is about 86.6 miles (139.3 km).
- For a round trip, plan for roughly 04h 42m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 8:00 AM to 10:00 AM CST.
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 02h 21m.
A morning start gives you useful time at the destination and keeps the return out of the late evening.
This departure sits inside the recommended comfort window for the route.
Halfway Point
A useful midpoint for breaks, coffee, or meeting in the middle.
City in Jasper County, Mississippi, United States of America
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 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
1044 ft · 29 sec · Old Highway 42
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4
Turn right onto Glendale Avenue
1.3 mi · 3 min · Glendale Avenue
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5
Keep slight right to continue on Monroe Road
996 ft · 28 sec · Monroe Road
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6
Turn left onto Evelyn Gandy Parkway
1.9 mi · 2 min · Evelyn Gandy Parkway
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7
Take the ramp slight right
1719 ft · 42 sec
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8
Merge slight left onto Lance Corporal Roy M Wheat Memorial Highway
24.4 mi · 26 min · Lance Corporal Roy M Wheat Memorial Highway
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9
Take the exit slight right toward West US 84, North MS 15: 16th Avenue
928 ft · 20 sec
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10
Keep slight left
46 m · 5 sec
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11
Turn left onto South 16th Avenue
1.1 mi · 2 min · South 16th Avenue
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12
Continue on Highway 15 North
67.7 mi · 1 hr 41 min · Highway 15 North
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13
Turn left onto East Jackson Road
1.4 km · 2 min · East Jackson Road
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14
Turn straight onto Main Street
1000 ft · 20 sec · Main Street
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15
Arrive at your destination
0 m · 1 sec · Main Street
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.
Highway 15 North
Continue on Highway 15 North
67.7 mi · 01h 41m
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 Hattiesburg and Mostly Sunny 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 99.7 miles (160.5 km) and usually takes 02h 21m 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?
Bay Springs is a useful midpoint, sitting about 49.9 miles from Hattiesburg and 49.8 miles from Union.
How much longer is the road route than the straight-line distance?
The direct path is about 86.6 miles (139.3 km), while the road route adds roughly 13.1 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 CST. If you want a more comfortable same-day return, try to leave by 1:48 PM CST.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $13.21 one way or $26.41 round trip. Estimated CO2 is about 31.3 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Hattiesburg and Mostly Sunny near Union.
Stop Ideas Near Bay Springs
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 Bay Springs.
Laurel station
Hattiesburg, MS
Union Station
Hattiesburg station
Flight Path Map
This map shows the direct air route between Hattiesburg and Union. Straight-line distance: 86.55 mi (139.29 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
Union is a place in Mississippi, United States.
| Population | 0 |
| Coordinates | 32.5715300, -89.1214500 |
| Altitude | 147 |
| Country | United States |
End: Union (-89.12145, 32.57153)
Estimated Travel Time
Distance: 160 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 03h 19m |
| 40 mph (64.37 km/h) | 02h 29m |
| 50 mph (80.47 km/h) | 01h 59m |
| 60 mph (96.56 km/h) | 01h 39m |
| 70 mph (112.65 km/h) | 01h 25m |
| 80 mph (129 km/h) | 01h 14m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.75 | $13.21 | $26.41 |
| Mid-grade | $4.22 | $14.86 | $29.72 |
| Premium | $4.62 | $16.26 | $32.52 |
| Diesel | $5.82 | $20.47 | $40.94 |
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 · Nov 05, 2026