How far is Le Mars, IA from Mason City, IA?

The driving distance from Le Mars, IA to Mason City, IA is about 171.7 miles (276.3 km), with a travel time of about 03h 14m by car.

  • The straight-line flight distance is about 151.9 miles (244.5 km).
  • For a round trip, plan for roughly 06h 29m 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
171.7 mi
03h 14m
Flight
151.9 mi
244.46 km direct

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

Learn Distance

Choose another destination from Le Mars.

Flight Distance

Direct air line
151.9 mi
Kilometers
244.46 km
Flight Time
00h 18m

Driving Distance

Road route
171.7 mi
Kilometers
276.33 km
Drive Time
03h 14m

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 03h 14m.

Arrival Snapshot
Arrive in Mason City
Fri, Apr 17, 1:06 AM CDT
Return by in Le Mars
Fri, Apr 17, 4:21 AM CDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Le Mars
2026-04-16T21:51
Arrive Mason City
Fri, Apr 17, 1:06 AM CDT
Route Timing
03h 14m
One way by road
Best Departure Window
6:00 AM to 8:00 AM CDT
Leave early for more breathing room
Arrive between
9:15 AM to 11:15 AM CDT

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

Leave by
10:30 AM CDT
Keeps a same-day return open with about 04h 00m at the destination.
Back in Le Mars
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
Ruthven
IA

City in Iowa, United States

From Le Mars
87.9 mi
01h 37m
To Mason City
83.9 mi
01h 37m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
84°F
Today

Sunny

Starts
Thu, Apr 16 7:00 AM CDT
Wind
5 to 20 mph S
Destination
74°F
Thursday

Patchy Fog then Sunny

Starts
Thu, Apr 16 6:00 AM CDT
Wind
5 to 10 mph W

Driving Route Map

The map below follows the saved road route between Le Mars and Mason City.

Turn-by-Turn Driving Directions

Step-by-step road directions between Le Mars and Mason City.

  1. 1

    Start on 1st Street Northeast

    2204 ft · 1 min · 1st Street Northeast

  2. 2

    At the end of the road, turn right onto 5th Avenue Northwest

    1.5 mi · 2 min · 5th Avenue Northwest

  3. 3

    Take the ramp right

    1817 ft · 44 sec

  4. 4

    Merge slight left

    33.7 mi · 39 min

  5. 5

    Take the exit slight right toward US 18: Spencer

    2017 ft · 50 sec

  6. 6

    Turn right onto 320th Street

    7.5 mi · 10 min · 320th Street

  7. 7

    Continue on US-18

    1 km · 1 min · US-18

  8. 8

    Continue on 320th Street

    21.3 mi · 30 min · 320th Street

  9. 9

    Turn right onto 180th Avenue

    2.8 mi · 4 min · 180th Avenue

  10. 10

    At the end of the road, turn left onto County Road B24

    1 mi · 1 min · County Road B24

  11. 11

    Continue on West 4th Street

    1 mi · 1 min · West 4th Street

  12. 12

    Turn right onto 32nd Avenue West

    1341 ft · 25 sec · 32nd Avenue West

  13. 13

    Continue on 200th Avenue

    1.5 km · 1 min · 200th Avenue

  14. 14

    Turn left onto 360th Street

    1.6 mi · 2 min · 360th Street

  15. 15

    Continue on 11th Street Southwest

    2.5 mi · 4 min · 11th Street Southwest

  16. 16

    Continue on 360th Street

    20.8 mi · 31 min · 360th Street

  17. 17

    Continue on 450th Avenue

    1.6 km · 2 min · 450th Avenue

  18. 18

    Continue on Main Street

    1.4 mi · 3 min · Main Street

  19. 19

    Continue on 370th Street

    5.9 mi · 9 min · 370th Street

  20. 20

    Keep slight right to continue on 525th Avenue

    1.7 mi · 3 min · 525th Avenue

  21. 21

    Turn left onto US Highway 18

    65.6 mi · 1 hr 32 min · US Highway 18

  22. 22

    Continue on 4th Street Southwest

    2 mi · 4 min · 4th Street Southwest

  23. 23

    Turn left onto Winnebago Way

    2404 ft · 1 min · Winnebago Way

  24. 24

    Continue on 1st Street Northwest

    1.2 mi · 2 min · 1st Street Northwest

  25. 25

    Turn left onto North Federal Avenue

    100 m · 16 sec · North Federal Avenue

  26. 26

    Turn right onto 2nd Street Northeast

    7 m · 1 sec · 2nd Street Northeast

  27. 27

    Arrive at your destination

    0 m · 1 sec · 2nd Street Northeast

Car Route Details

A richer read on the saved driving route between Le Mars and Mason City.

OSRM road route
Drive Character

Straightforward drive

The saved road route has a manageable number of maneuvers and should be easy to follow with normal attention to signs.

Directions
27 steps
10 turns on the saved route
Ramps & Exits
3
1 merges, 2 ramps or exits
Navigation Density
15.7 / 100 mi
Decision points by distance
Main Roads
US Highway 18
65.6 mi · 38%
5th Avenue Northwest
35.6 mi · 21%
320th Street
28.8 mi · 17%
360th Street
22.4 mi · 13%
370th Street
5.88 mi · 3%
180th Avenue
2.84 mi · 2%
Longest Stretch

US Highway 18

Turn left onto US Highway 18

65.6 mi · 01h 32m

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
03h 14m
Long day trip
Same-Day Return
06h 30m
Round-trip wheel time
Road vs Air
+19.8 mi
151.9 mi direct line
Halfway Stop
Ruthven
01h 37m from Le Mars
Leave By
10:30 AM CDT
Early departure recommended
Weather Watch

Sunny leaving Le Mars and Patchy Fog then Sunny near Mason City.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Le Mars to Mason City?

The road trip is about 171.7 miles (276.3 km) and usually takes 03h 14m 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?

Ruthven is a useful midpoint, sitting about 87.9 miles from Le Mars and 83.9 miles from Mason City.

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

The direct path is about 151.9 miles (244.5 km), while the road route adds roughly 19.8 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 10:30 AM CDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $22.85 one way or $45.70 round trip. Estimated CO2 is about 53.9 kg one way.

What should you check before leaving?

Before you leave, expect Sunny around Le Mars and Patchy Fog then Sunny near Mason City.

Flight Path Map

This map shows the direct air route between Le Mars and Mason City. Straight-line distance: 151.9 mi (244.46 km).

Le Mars

#1 Le Mars

City in Iowa, United States

Population10,195
Coordinates42.7941600, -96.1655800
Altitude376
CountryUnited States
Mason City

#2 Mason City

City in Cerro Gordo County, Iowa

Population26,931
Coordinates43.1535700, -93.2010400
Altitude344
CountryUnited States
Start: 1st Street Northeast (-96.165582, 42.794299)
End: 2nd Street Northeast (-93.201041, 43.153613)

Estimated Travel Time

Distance: 276 km by road

SpeedTime
30 mph (48.3 km/h)05h 43m
40 mph (64.37 km/h)04h 17m
50 mph (80.47 km/h)03h 26m
60 mph (96.56 km/h)02h 51m
70 mph (112.65 km/h)02h 27m
80 mph (129 km/h)02h 08m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
6.06 gal
22.94 L · about $22.85
Round trip
$45.70
12.12 gal · 45.88 L
Estimated CO2
53.9 kg one way
Round trip: 107.7 kg / 237 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.77 $22.85 $45.70
Mid-grade $4.25 $25.77 $51.55
Premium $4.65 $28.20 $56.41
Diesel $5.30 $32.14 $64.28

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 Iowa · Apr 17, 2026

There is no time difference between Le Mars and Mason City. The current time is 21:51:40.

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.