How far is Aiken, SC from Union, SC?

The driving distance from Aiken, SC to Union, SC is about 122.3 miles (196.9 km), with a travel time of about 02h 31m by car.

  • The straight-line flight distance is about 101.6 miles (163.5 km).
  • For a round trip, plan for roughly 05h 02m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 8:00 AM to 10:00 AM EDT.
Trip Tools

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.

Reverse Route
Quick Snapshot
Road
122.33 mi
02h 31m
Flight
101.57 mi
163.46 km direct

This route works well as a day trip with time at the destination.

Learn Distance

Choose another destination from Aiken.

Flight Distance

Direct air line
101.57 mi
Kilometers
163.46 km
Flight Time
00h 12m

Driving Distance

Road route
122.33 mi
Kilometers
196.87 km
Drive Time
02h 31m

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 31m.

Arrival Snapshot
Arrive in Union
Fri, Apr 17, 10:52 AM EDT
Return by in Aiken
Fri, Apr 17, 1:23 PM EDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Aiken
2026-04-17T08:21
Arrive Union
Fri, Apr 17, 10:52 AM EDT
Route Timing
02h 31m
One way by road
Best Departure Window
8:00 AM to 10:00 AM EDT
Aim for a morning departure
Arrive between
10:31 AM to 12:31 PM EDT

A morning start gives you useful time at the destination and keeps the return out of the late evening.

Leave by
1:28 PM EDT
Keeps a same-day return open with about 03h 00m at the destination.
Back in Aiken
9:30 PM EDT
Morning start is best

This departure sits inside the recommended comfort window for the route.

Halfway Point

A useful midpoint for breaks, coffee, or meeting in the middle.

Mid-route stop
Woodfield
SC

Census-designated place in Richland County, South Carolina

From Aiken
61.2 mi
01h 15m
To Union
61.1 mi
01h 15m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
92°F
Friday

Sunny

Starts
Fri, Apr 17 6:00 AM EDT
Wind
3 to 7 mph W
Destination
90°F
Friday

Sunny

Starts
Fri, Apr 17 6:00 AM EDT
Wind
6 mph W

Driving Route Map

The map below follows the saved road route between Aiken and Union.

Turn-by-Turn Driving Directions

Step-by-step road directions between Aiken and Union.

  1. 1

    Start on Chesterfield Street South

    118 m · 13 sec · Chesterfield Street South

  2. 2

    Continue on Chesterfield Street South

    532 ft · 22 sec · Chesterfield Street South

  3. 3

    Turn right onto Richland Avenue East

    109 m · 8 sec · Richland Avenue East

  4. 4

    Turn left onto York Street Northeast

    2.2 mi · 3 min · York Street Northeast

  5. 5

    Continue on Columbia Highway North

    5.8 mi · 7 min · Columbia Highway North

  6. 6

    Take the exit slight right

    2414 ft · 59 sec

  7. 7

    Merge slight left

    69.2 mi · 1 hr 20 min

  8. 8

    Take the exit slight right toward US 601: Lugoff, Camden

    1044 ft · 25 sec

  9. 9

    Keep slight right to continue on US 601 North: Lugoff, Camden

    146 m · 12 sec

  10. 10

    Turn straight onto Highway 601 South

    2.5 mi · 4 min · Highway 601 South

  11. 11

    Turn straight onto Main Street

    2.2 mi · 4 min · Main Street

  12. 12

    Continue on West DeKalb Street

    1 km · 1 min · West DeKalb Street

  13. 13

    Turn left onto Springdale Drive

    2.3 mi · 4 min · Springdale Drive

  14. 14

    Continue on Boykin Road

    1.6 mi · 2 min · Boykin Road

  15. 15

    Turn left onto North Broad Street

    83 m · 4 sec · North Broad Street

  16. 16

    Continue on Kershaw Highway

    14.4 mi · 16 min · Kershaw Highway

  17. 17

    Continue on Kershaw Camden Highway

    2.7 mi · 3 min · Kershaw Camden Highway

  18. 18

    Continue on South Hampton Street

    1.1 km · 48 sec · South Hampton Street

  19. 19

    Turn left onto South Matson Street

    1.5 mi · 2 min · South Matson Street

  20. 20

    At the end of the road, turn left onto Kershaw Camden Highway

    4.8 mi · 5 min · Kershaw Camden Highway

  21. 21

    Continue on Spring Street

    1.3 km · 56 sec · Spring Street

  22. 22

    Turn right onto Main Street

    1.5 km · 1 min · Main Street

  23. 23

    Continue on Kershaw Camden Highway

    1.4 mi · 2 min · Kershaw Camden Highway

  24. 24

    Turn slight right onto Rocky River Road

    7.7 mi · 14 min · Rocky River Road

  25. 25

    Enter the roundabout and take exit 3 toward the route

    60 m · 3 sec

  26. 26

    Exit the roundabout

    8 m · 1 sec

  27. 27

    Arrive at your destination

    0 m · 1 sec

Car Route Details

A richer read on the saved driving route between Aiken and Union.

OSRM road route
Drive Character

Highway-focused drive

Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.

Directions
27 steps
12 turns on the saved route
Ramps & Exits
5
1 merges, 4 ramps or exits
Navigation Density
22.1 / 100 mi
Decision points by distance
Main Roads
Columbia Highway North
75.5 mi · 62%
Kershaw Highway
14.4 mi · 12%
Kershaw Camden Highway
8.85 mi · 7%
Rocky River Road
7.79 mi · 6%
Main Street
3.11 mi · 3%
Highway 601 South
2.48 mi · 2%
Longest Stretch

Columbia Highway North

Merge slight left

69.2 mi · 01h 20m

Route Summary

A quick read on whether this route feels easy, ambitious, or worth planning around.

Trip Read

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.

Drive Time
02h 31m
Day trip friendly
Same-Day Return
05h 02m
Round-trip wheel time
Road vs Air
+20.7 mi
101.6 mi direct line
Halfway Stop
Woodfield
01h 15m from Aiken
Leave By
1:28 PM EDT
Morning start is best
Weather Watch

Sunny leaving Aiken and Sunny near Union.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Aiken to Union?

The road trip is about 122.3 miles (196.9 km) and usually takes 02h 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?

Woodfield is a useful midpoint, sitting about 61.2 miles from Aiken and 61.1 miles from Union.

How much longer is the road route than the straight-line distance?

The direct path is about 101.6 miles (163.5 km), while the road route adds roughly 20.7 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 1:28 PM EDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $17.11 one way or $34.22 round trip. Estimated CO2 is about 38.4 kg one way.

What should you check before leaving?

Before you leave, expect Sunny around Aiken and Sunny near Union.

Stop Ideas Near Woodfield

Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.

Mid-route Guidance
Local place coverage is thin around Woodfield, so nearby transit and meeting points are shown instead.
Reviewed stop coverage is still thin around this midpoint, so practical transit waypoints are shown on the right.

Transit and Meeting Points

Useful pickup, handoff, or rendezvous points close to Woodfield.

RAIL

Columbia

12 mi away
850 Pulaski Street
RAIL

Camden

35 mi away
1060 West Dekalb Street
RAIL

Denmark

84 mi away
200 West Baruch Street
RAIL

Florence

109 mi away
805 East Day Street

Flight Path Map

This map shows the direct air route between Aiken and Union. Straight-line distance: 101.57 mi (163.46 km).

Aiken

#1 Aiken

City in South Carolina, United States

Population31,121
Coordinates33.5604200, -81.7195500
Altitude157
CountryUnited States
Photo coming soon

#2 Union

County seat of Union County, South Carolina

Population7,535
Coordinates34.7157100, -80.6211800
Altitude195
CountryUnited States
Start: Aiken (-81.71955, 33.56042)
End: Union (-80.62118, 34.71571)

Estimated Travel Time

Distance: 197 km by road

SpeedTime
30 mph (48.3 km/h)04h 04m
40 mph (64.37 km/h)03h 03m
50 mph (80.47 km/h)02h 26m
60 mph (96.56 km/h)02h 02m
70 mph (112.65 km/h)01h 44m
80 mph (129 km/h)01h 31m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
4.32 gal
16.34 L · about $17.11
Round trip
$34.22
8.64 gal · 32.68 L
Estimated CO2
38.4 kg one way
Round trip: 76.8 kg / 169 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.96 $17.11 $34.22
Mid-grade $4.43 $19.13 $38.27
Premium $4.78 $20.64 $41.28
Diesel $5.62 $24.30 $48.59

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 South Carolina · Apr 17, 2026

There is no time difference between Aiken and Union. The current time is 08:21:28.

Distance to Other Cities

Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.

How did we calculate? Place names are translated into coordinates. The Haversine formula calculates straight-line distance; driving distance uses road network data.