How far is Bay Saint Louis, MS from Columbus, MS?

The driving distance from Bay Saint Louis, MS to Columbus, MS is about 260.9 miles (419.8 km), with a travel time of about 05h 08m by car.

  • The straight-line flight distance is about 226.5 miles (364.5 km).
  • For a round trip, plan for roughly 10h 17m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 6:00 AM to 8:00 AM CDT.
Trip Tools

Reverse, save, or send this route

This drive is better planned with a longer stop or an overnight stay. Copy the route link, send it to another device, or print a clean version before you head out.

Reverse Route
Quick Snapshot
Road
260.87 mi
05h 08m
Flight
226.46 mi
364.46 km direct

This drive is better planned with a longer stop or an overnight stay.

Learn Distance

Choose another destination from Bay Saint Louis.

Flight Distance

Direct air line
226.46 mi
Kilometers
364.46 km
Flight Time
00h 27m

Driving Distance

Road route
260.87 mi
Kilometers
419.83 km
Drive Time
05h 08m

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 05h 08m.

Arrival Snapshot
Arrive in Columbus
Mon, Oct 19, 12:45 AM CDT
Return by in Bay Saint Louis
Mon, Oct 19, 5:54 AM CDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Bay Saint Louis
2026-10-18T19:37
Arrive Columbus
Mon, Oct 19, 12:45 AM CDT
Route Timing
05h 08m
One way by road
Best Departure Window
6:00 AM to 8:00 AM CDT
Leave early for more breathing room
Arrive between
11:09 AM to 1:09 PM CDT

An early departure helps you fit a real stop into the day without turning the return into a late-night drive.

Leave by
6:42 AM CDT
Keeps a same-day return open with about 04h 00m at the destination.
Back in Bay Saint Louis
9:00 PM CDT
Early departure recommended

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.

Mid-route stop
Heidelberg
MS

Town in Jasper County, Mississippi, USA, population ca.

From Bay Saint Louis
130.6 mi
02h 34m
To Columbus
130.2 mi
02h 34m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
Bay Saint Louis Weather
MS
Live fallback forecast
73°F
Sunday
Using Waveland as the closest live forecast in the Hancock County weather hub.

Sunny

Starts
Sun, Oct 18 6:00 AM CDT
Wind
10 to 15 mph NE
Destination
72°F
Sunday

Sunny

Starts
Sun, Oct 18 6:00 AM CDT
Wind
5 mph ENE

Driving Route Map

The map below follows the saved road route between Bay Saint Louis and Columbus.

Turn-by-Turn Driving Directions

Step-by-step road directions between Bay Saint Louis and Columbus.

  1. 1

    Start on South 2nd Street

    1012 ft · 33 sec · South 2nd Street

  2. 2

    Turn left onto Main Street

    1.1 mi · 2 min · Main Street

  3. 3

    Turn left

    2 mi · 3 min

  4. 4

    Turn slight right

    113 m · 13 sec

  5. 5

    Continue straight

    24.9 mi · 37 min

  6. 6

    Continue straight

    15.6 mi · 23 min

  7. 7

    Take the ramp slight right

    1317 ft · 33 sec

  8. 8

    Merge slight left

    120.5 mi · 2 hr 10 min

  9. 9

    Keep slight right to continue on I 59 North, I 20 East: Meridian, Tuscaloosa

    9 mi · 11 min

  10. 10

    Take the exit slight right toward US 45 North: Macon

    1383 ft · 47 sec

  11. 11

    Merge slight left

    65.1 mi · 1 hr 14 min

  12. 12

    Keep slight right to continue on US 45 North: Columbus, Aberdeen

    3.4 mi · 4 min

  13. 13

    Continue straight

    14.3 mi · 17 min

  14. 14

    Continue on Plymouth Bluff Access Road

    95 m · 6 sec · Plymouth Bluff Access Road

  15. 15

    Take the exit right toward US 82 East, US 45 North, MS 12 East: Columbus

    3.1 mi · 4 min

  16. 16

    Take the exit slight right

    1116 ft · 27 sec

  17. 17

    Keep slight right

    555 ft · 14 sec

  18. 18

    Turn straight onto Main Street

    1815 ft · 41 sec · Main Street

  19. 19

    Enter the roundabout and take exit 2 toward Main Street

    19 m · 1 sec · Main Street

  20. 20

    Exit the roundabout onto Main Street

    1551 ft · 49 sec · Main Street

  21. 21

    Turn left onto North 6th Street

    52 m · 9 sec · North 6th Street

  22. 22

    Arrive at your destination

    0 m · 1 sec · North 6th Street

Car Route Details

A richer read on the saved driving route between Bay Saint Louis and Columbus.

OSRM road route
Drive Character

Interchange-aware route

The drive includes several ramps, exits, or merges, so checking the next few maneuvers before busy interchanges is useful.

Directions
22 steps
7 turns on the saved route
Ramps & Exits
8
2 merges, 6 ramps or exits
Navigation Density
8.4 / 100 mi
Decision points by distance
Main Roads
Main Street
163 mi · 63%
US 45 North
83.1 mi · 32%
I 59 North
8.97 mi · 3%
US 82 East
3.37 mi · 1%
South 2nd Street
0.19 mi
Plymouth Bluff Access Road
0.06 mi
Longest Stretch

Main Street

Merge slight left

121 mi · 02h 10m

Route Summary

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

Trip Read

A longer out-and-back drive

This is still possible in one day, but it becomes a long driving day. Leaving early and planning your stop window matters more here.

Drive Time
05h 08m
Long day trip
Same-Day Return
10h 18m
Round-trip wheel time
Road vs Air
+34.4 mi
226.5 mi direct line
Halfway Stop
Heidelberg
02h 34m from Bay Saint Louis
Leave By
6:42 AM CDT
Early departure recommended
Weather Watch

Sunny leaving Bay Saint Louis and Sunny near Columbus.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Bay Saint Louis to Columbus?

The road trip is about 260.9 miles (419.8 km) and usually takes 05h 08m in normal driving conditions.

Is this a same-day trip or an overnight route?

This is still possible in one day, but it becomes a long driving day. Leaving early and planning your stop window matters more here.

What is the halfway point on this route?

Heidelberg is a useful midpoint, sitting about 130.6 miles from Bay Saint Louis and 130.2 miles from Columbus.

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

The direct path is about 226.5 miles (364.5 km), while the road route adds roughly 34.4 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 6:00 AM to 8:00 AM CDT. If you want a more comfortable same-day return, try to leave by 6:42 AM CDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $35.92 one way or $71.84 round trip. Estimated CO2 is about 81.8 kg one way.

What should you check before leaving?

Before you leave, expect Sunny around Bay Saint Louis and Sunny near Columbus.

Stop Ideas Near Heidelberg

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

Mid-route Guidance
Local place coverage is thin around Heidelberg, 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 Heidelberg.

RAIL

Laurel station

26 mi away
230 North Maple Street
RAIL

Union Station

60 mi away
1901 Front Street
BUS

Hattiesburg, MS

67 mi away
7297 US Highway 49
RAIL

Hattiesburg station

69 mi away
308 Newman St.

Flight Path Map

This map shows the direct air route between Bay Saint Louis and Columbus. Straight-line distance: 226.46 mi (364.46 km).

Bay Saint Louis

#1 Bay Saint Louis

City in Hancock County, Mississippi, United States of America

Population14,529
Coordinates30.3088100, -89.3300500
Altitude7
CountryUnited States
Columbus

#2 Columbus

County seat of Lowndes County, Mississippi, United States

Population23,307
Coordinates33.4956700, -88.4272600
Altitude66
CountryUnited States
Start: Bay Saint Louis (-89.33005, 30.30881)
End: Columbus (-88.42726, 33.49567)

Estimated Travel Time

Distance: 420 km by road

SpeedTime
30 mph (48.3 km/h)08h 41m
40 mph (64.37 km/h)06h 31m
50 mph (80.47 km/h)05h 13m
60 mph (96.56 km/h)04h 20m
70 mph (112.65 km/h)03h 43m
80 mph (129 km/h)03h 15m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
9.21 gal
34.85 L · about $35.92
Round trip
$71.84
18.42 gal · 69.7 L
Estimated CO2
81.8 kg one way
Round trip: 163.7 kg / 361 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.90 $35.92 $71.84
Mid-grade $4.36 $40.14 $80.27
Premium $4.75 $43.76 $87.51
Diesel $5.88 $54.19 $108.38

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 · Oct 18, 2026

There is no time difference between Bay Saint Louis and Columbus. The current time is 19:37:13.

Distance to Other Cities

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