How far is Weston, ID from Coulam, ID?

The driving distance from Weston, ID to Coulam, ID is about 14.6 miles (23.5 km), with a travel time of about 00h 33m by car.

  • The straight-line flight distance is about 13.2 miles (21.2 km).
  • For a round trip, plan for roughly 01h 07m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 7:00 AM to 7:00 PM MDT.
Trip Tools

Reverse, save, or send this route

This is an easy same-day return drive. Copy the route link, send it to another device, or print a clean version before you head out.

Reverse Route
Quick Snapshot
Road
14.61 mi
00h 33m
Flight
13.15 mi
21.16 km direct

This is an easy same-day return drive.

Learn Distance

Choose another destination from Weston.

Flight Distance

Direct air line
13.15 mi
Kilometers
21.16 km
Flight Time
00h 01m

Driving Distance

Road route
14.61 mi
Kilometers
23.52 km
Drive Time
00h 33m

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 00h 33m.

Arrival Snapshot
Arrive in Coulam
Thu, Apr 23, 2:21 PM MDT
Return by in Weston
Thu, Apr 23, 2:54 PM MDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Weston
2026-04-23T13:47
Arrive Coulam
Thu, Apr 23, 2:21 PM MDT
Route Timing
00h 33m
One way by road
Best Departure Window
7:00 AM to 7:00 PM MDT
Leave when it suits your day
Arrive between
7:34 AM to 7:34 PM MDT

This is a short drive, so your comfort window is wide. Traffic and current weather matter more than the clock.

Leave by
7:22 PM MDT
Keeps a same-day return open with about 01h 30m at the destination.
Back in Weston
10:00 PM MDT
Flexible departure

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
Dayton
ID

City in Franklin County, Idaho, United States

From Weston
7.3 mi
00h 16m
To Coulam
7.3 mi
00h 16m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
54°F
Thursday

Light Rain Likely then Showers And Thunderstorms Likely

Starts
Thu, Apr 23 6:00 AM MDT
Wind
6 to 9 mph W
Destination
57°F
Today

Chance Rain Showers

Starts
Thu, Apr 23 9:00 AM MDT
Wind
7 to 15 mph WNW

Driving Route Map

The map below follows the saved road route between Weston and Coulam.

Turn-by-Turn Driving Directions

Step-by-step road directions between Weston and Coulam.

  1. 1

    Start on South Center Street

    16 m · 8 sec · South Center Street

  2. 2

    Turn left onto West Depot Street

    2846 ft · 57 sec · West Depot Street

  3. 3

    Continue on Westside Highway

    2554 ft · 51 sec · Westside Highway

  4. 4

    Continue on West Side Highway

    4.5 mi · 8 min · West Side Highway

  5. 5

    At the end of the road, turn left onto North Westside Highway

    4.5 mi · 7 min · North Westside Highway

  6. 6

    Continue on South Main Highway

    2615 ft · 1 min · South Main Highway

  7. 7

    Turn right onto South 1st East

    1550 ft · 1 min · South 1st East

  8. 8

    Turn right onto East 2nd South

    2742 ft · 2 min · East 2nd South

  9. 9

    Continue on West 4800 North

    1652 ft · 1 min · West 4800 North

  10. 10

    Turn left onto North 4200 West

    3 mi · 12 min · North 4200 West

  11. 11

    Arrive at your destination

    0 m · 1 sec · North 4200 West

Car Route Details

A richer read on the saved driving route between Weston and Coulam.

OSRM road route
Drive Character

Turn-heavy local drive

The route has frequent decision points for its length, so lane choice and turn timing will matter more than cruising speed.

Directions
11 steps
5 turns on the saved route
Ramps & Exits
0
0 merges, 0 ramps or exits
Navigation Density
75.3 / 100 mi
Decision points by distance
Main Roads
West Side Highway
4.5 mi · 31%
North Westside Highway
4.46 mi · 30%
North 4200 West
3 mi · 21%
West Depot Street
0.54 mi · 4%
East 2nd South
0.52 mi · 4%
South Main Highway
0.5 mi · 3%
Longest Stretch

West Side Highway

Continue on West Side Highway

4.5 mi · 00h 08m

Route Summary

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

Trip Read

A short regional drive

This route is short enough to handle as a quick errand, commute, or easy same-day return without much planning overhead.

Drive Time
00h 33m
Quick drive
Same-Day Return
01h 08m
Round-trip wheel time
Road vs Air
+1.4 mi
13.2 mi direct line
Halfway Stop
Dayton
00h 16m from Weston
Leave By
7:22 PM MDT
Flexible departure
Weather Watch

Light Rain Likely then Showers And Thunderstorms Likely leaving Weston and Chance Rain Showers near Coulam.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Weston to Coulam?

The road trip is about 14.6 miles (23.5 km) and usually takes 00h 33m in normal driving conditions.

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

This route is short enough to handle as a quick errand, commute, or easy same-day return without much planning overhead.

What is the halfway point on this route?

Dayton is a useful midpoint, sitting about 7.3 miles from Weston and 7.3 miles from Coulam.

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

The direct path is about 13.2 miles (21.2 km), while the road route adds roughly 1.4 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 7:00 AM to 7:00 PM MDT. If you want a more comfortable same-day return, try to leave by 7:22 PM MDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $2.02 one way or $4.05 round trip. Estimated CO2 is about 4.6 kg one way.

What should you check before leaving?

Before you leave, expect Light Rain Likely then Showers And Thunderstorms Likely around Weston and Chance Rain Showers near Coulam.

Stop Ideas Near Dayton

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

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

BUS

Ogden, Utah

99 mi away
2393 Wall Avenue

Flight Path Map

This map shows the direct air route between Weston and Coulam. Straight-line distance: 13.15 mi (21.16 km).

Weston

#1 Weston

City in Franklin County, Idaho, United States

Population470
Coordinates42.0371500, -111.9794000
Altitude1446
CountryUnited States
Photo coming soon

#2 Coulam

Coulam is a place in Idaho, United States.

Population0
Coordinates42.2274200, -111.9832900
Altitude1448
CountryUnited States
Start: Weston (-111.9794, 42.03715)
End: Coulam (-111.98329, 42.22742)

Estimated Travel Time

Distance: 24 km by road

SpeedTime
30 mph (48.3 km/h)00h 29m
40 mph (64.37 km/h)00h 21m
50 mph (80.47 km/h)00h 17m
60 mph (96.56 km/h)00h 14m
70 mph (112.65 km/h)00h 12m
80 mph (129 km/h)00h 10m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
0.52 gal
1.95 L · about $2.02
Round trip
$4.05
1.04 gal · 3.9 L
Estimated CO2
4.6 kg one way
Round trip: 9.2 kg / 20 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.89 $2.02 $4.05
Mid-grade $4.23 $2.20 $4.40
Premium $4.55 $2.37 $4.73
Diesel $5.41 $2.81 $5.63

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 Idaho · Apr 23, 2026

There is no time difference between Weston and Coulam. The current time is 13:47:20.

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.