How far is Hammond, LA from Patterson, LA?

The driving distance from Hammond, LA to Patterson, LA is about 117.7 miles (189.5 km), with a travel time of about 02h 18m by car.

  • The straight-line flight distance is about 75.2 miles (121.1 km).
  • For a round trip, plan for roughly 04h 36m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 8:00 AM to 10:00 AM CDT.
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
117.77 mi
02h 18m
Flight
75.22 mi
121.06 km direct

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

Learn Distance

Choose another destination from Hammond.

Flight Distance

Direct air line
75.22 mi
Kilometers
121.06 km
Flight Time
00h 09m

Driving Distance

Road route
117.77 mi
Kilometers
189.53 km
Drive Time
02h 18m

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 18m.

Arrival Snapshot
Arrive in Patterson
Thu, Apr 23, 4:58 AM CDT
Return by in Hammond
Thu, Apr 23, 7:16 AM CDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Hammond
2026-04-23T02:40
Arrive Patterson
Thu, Apr 23, 4:58 AM CDT
Route Timing
02h 18m
One way by road
Best Departure Window
8:00 AM to 10:00 AM CDT
Aim for a morning departure
Arrive between
10:18 AM to 12:18 PM CDT

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

Leave by
1:54 PM CDT
Keeps a same-day return open with about 03h 00m at the destination.
Back in Hammond
9:30 PM CDT
Morning start is best

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
Des Allemands
LA

Census designated place

From Hammond
58.9 mi
01h 09m
To Patterson
58.8 mi
01h 09m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
82°F
Thursday

Sunny then Chance Showers And Thunderstorms

Starts
Thu, Apr 23 6:00 AM CDT
Wind
0 to 15 mph SE
Destination
80°F
Thursday

Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms

Starts
Thu, Apr 23 6:00 AM CDT
Wind
5 to 15 mph SE

Driving Route Map

The map below follows the saved road route between Hammond and Patterson.

Turn-by-Turn Driving Directions

Step-by-step road directions between Hammond and Patterson.

  1. 1

    Start on West Charles Street

    29 m · 8 sec · West Charles Street

  2. 2

    Turn right onto North Oak Street

    2417 ft · 48 sec · North Oak Street

  3. 3

    Continue straight

    1.3 mi · 2 min

  4. 4

    Continue on Southwest Railroad Avenue

    60 m · 3 sec · Southwest Railroad Avenue

  5. 5

    Enter the roundabout and take exit 2 toward Veterans Avenue

    39 m · 2 sec · Veterans Avenue

  6. 6

    Exit the roundabout onto Veterans Avenue

    126 m · 8 sec · Veterans Avenue

  7. 7

    Enter the roundabout and take exit 1 toward Veterans Avenue

    41 m · 2 sec · Veterans Avenue

  8. 8

    Exit the roundabout onto Veterans Avenue

    884 ft · 17 sec · Veterans Avenue

  9. 9

    Enter the roundabout and take exit 2 toward Veterans Avenue

    38 m · 2 sec · Veterans Avenue

  10. 10

    Exit the roundabout onto Veterans Avenue

    2.6 mi · 4 min · Veterans Avenue

  11. 11

    Turn right

    1562 ft · 30 sec

  12. 12

    Take the ramp slight right

    1284 ft · 32 sec

  13. 13

    Keep slight left

    866 ft · 21 sec

  14. 14

    Merge slight left onto Congressman Jimmy Morrison Highway

    26.2 mi · 28 min · Congressman Jimmy Morrison Highway

  15. 15

    Merge slight left

    9.5 mi · 12 min

  16. 16

    Take the exit slight right toward I 310 South: Boutte, Houma

    2903 ft · 1 min

  17. 17

    Continue straight

    10.9 mi · 12 min

  18. 18

    Keep slight right to continue on US 90 West: Houma

    2534 ft · 56 sec

  19. 19

    Merge slight left

    5.3 mi · 8 min

  20. 20

    Continue straight

    1695 ft · 26 sec

  21. 21

    Continue straight

    2419 ft · 37 sec

  22. 22

    Continue straight

    57.9 mi · 1 hr 4 min

  23. 23

    Turn right onto Bernard Street

    880 ft · 42 sec · Bernard Street

  24. 24

    Turn left onto Main Street

    3176 ft · 1 min · Main Street

  25. 25

    Arrive at your destination

    0 m · 1 sec · Main Street

Car Route Details

A richer read on the saved driving route between Hammond and Patterson.

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
25 steps
10 turns on the saved route
Ramps & Exits
11
3 merges, 8 ramps or exits
Navigation Density
21.2 / 100 mi
Decision points by distance
Main Roads
US 90 West
64.5 mi · 55%
Congressman Jimmy Morrison Highway
35.7 mi · 30%
I 310 South
11.4 mi · 10%
Veterans Avenue
3.29 mi · 3%
North Oak Street
1.74 mi · 1%
Main Street
0.6 mi · 1%
Longest Stretch

US 90 West

Continue straight

57.9 mi · 01h 04m

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 18m
Day trip friendly
Same-Day Return
04h 36m
Round-trip wheel time
Road vs Air
+42.5 mi
75.2 mi direct line
Halfway Stop
Des Allemands
01h 09m from Hammond
Leave By
1:54 PM CDT
Morning start is best
Weather Watch

Sunny then Chance Showers And Thunderstorms leaving Hammond and Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms near Patterson.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Hammond to Patterson?

The road trip is about 117.7 miles (189.5 km) and usually takes 02h 18m 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?

Des Allemands is a useful midpoint, sitting about 58.9 miles from Hammond and 58.8 miles from Patterson.

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

The direct path is about 75.2 miles (121.1 km), while the road route adds roughly 42.5 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 1:54 PM CDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $15.75 one way or $31.51 round trip. Estimated CO2 is about 37 kg one way.

What should you check before leaving?

Before you leave, expect Sunny then Chance Showers And Thunderstorms around Hammond and Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms near Patterson.

Stop Ideas Near Des Allemands

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

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

RAIL

Schriever

34 mi away
Hwy 20 and Hwy 24
UNK

New Orleans Union Passenger Terminal

41 mi away
1001 Loyola Avenue
RAIL

Hammond

76 mi away
404 N.E. Railroad Ave.
RAIL

Slidell

84 mi away
1827 Front Street

Flight Path Map

This map shows the direct air route between Hammond and Patterson. Straight-line distance: 75.22 mi (121.06 km).

Hammond

#1 Hammond

City in Tangipahoa Parish, Louisiana, United States

Population21,359
Coordinates30.5046300, -90.4629300
Altitude13
CountryUnited States
Patterson

#2 Patterson

City in St.

Population5,659
Coordinates29.6932600, -91.3020500
Altitude3
CountryUnited States
Start: Hammond (-90.46293, 30.50463)
End: Patterson (-91.30205, 29.69326)

Estimated Travel Time

Distance: 190 km by road

SpeedTime
30 mph (48.3 km/h)03h 55m
40 mph (64.37 km/h)02h 56m
50 mph (80.47 km/h)02h 21m
60 mph (96.56 km/h)01h 57m
70 mph (112.65 km/h)01h 40m
80 mph (129 km/h)01h 28m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
4.16 gal
15.73 L · about $15.75
Round trip
$31.51
8.32 gal · 31.46 L
Estimated CO2
37 kg one way
Round trip: 73.9 kg / 163 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.79 $15.75 $31.51
Mid-grade $4.26 $17.72 $35.43
Premium $4.63 $19.24 $38.48
Diesel $5.42 $22.53 $45.05

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 Louisiana · Apr 23, 2026

There is no time difference between Hammond and Patterson. The current time is 02:40:03.

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.