How far is Preston, ID from Meridian, ID?

The driving distance from Preston, ID to Meridian, ID is about 311.6 miles (501.5 km), with a travel time of about 04h 29m by car.

  • The straight-line flight distance is about 251.5 miles (404.7 km).
  • For a round trip, plan for roughly 08h 59m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 6:00 AM to 8:00 AM MDT.
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
311.63 mi
04h 29m
Flight
251.48 mi
404.72 km direct

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

Learn Distance

Choose another destination from Preston.

Flight Distance

Direct air line
251.48 mi
Kilometers
404.72 km
Flight Time
00h 30m

Driving Distance

Road route
311.63 mi
Kilometers
501.52 km
Drive Time
04h 29m

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 04h 29m.

Arrival Snapshot
Arrive in Meridian
Thu, Apr 23, 11:06 PM MDT
Return by in Preston
Fri, Apr 24, 3:35 AM MDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Preston
2026-04-23T18:36
Arrive Meridian
Thu, Apr 23, 11:06 PM MDT
Route Timing
04h 29m
One way by road
Best Departure Window
6:00 AM to 8:00 AM MDT
Leave early for more breathing room
Arrive between
10:30 AM to 12:30 PM MDT

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

Leave by
8:00 AM MDT
Keeps a same-day return open with about 04h 00m at the destination.
Back in Preston
9:00 PM MDT
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
Hazelton
ID

City in Jerome County, Idaho, United States

From Preston
155.7 mi
02h 14m
To Meridian
156 mi
02h 14m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
45°F
Thursday

Rain And Snow Likely

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

Mostly Cloudy then Chance Rain Showers

Starts
Thu, Apr 23 6:00 AM MDT
Wind
9 to 14 mph NW

Driving Route Map

The map below follows the saved road route between Preston and Meridian.

Turn-by-Turn Driving Directions

Step-by-step road directions between Preston and Meridian.

  1. 1

    Start on North State Street

    33.7 mi · 42 min · North State Street

  2. 2

    Take the ramp slight right

    2766 ft · 1 min

  3. 3

    Merge slight left onto Veterans Memorial Highway

    35.2 mi · 34 min · Veterans Memorial Highway

  4. 4

    Take the exit slight right

    1043 ft · 14 sec

  5. 5

    Continue straight

    1103 ft · 15 sec

  6. 6

    Take the exit slight left toward I 86 West

    3220 ft · 1 min

  7. 7

    Continue straight

    62.7 mi · 59 min

  8. 8

    Continue on Vietnam Veterans Memorial Highway

    176.9 mi · 2 hr 48 min · Vietnam Veterans Memorial Highway

  9. 9

    Take the exit slight right toward ID 69 South: Meridian, Kuna

    2058 ft · 50 sec

  10. 10

    Keep slight right

    94 m · 10 sec

  11. 11

    Turn slight right onto South Meridian Road

    836 ft · 20 sec · South Meridian Road

  12. 12

    Continue on South Main Street

    1.1 km · 2 min · South Main Street

  13. 13

    Continue on North Main Street

    2197 ft · 1 min · North Main Street

  14. 14

    Arrive at your destination

    0 m · 1 sec · North Main Street

Car Route Details

A richer read on the saved driving route between Preston and Meridian.

OSRM road route
Drive Character

Long-distance drive

This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.

Directions
14 steps
1 turns on the saved route
Ramps & Exits
5
1 merges, 4 ramps or exits
Navigation Density
4.5 / 100 mi
Decision points by distance
Main Roads
Vietnam Veterans Memorial Highway
177 mi · 57%
I 86 West
63.3 mi · 20%
Veterans Memorial Highway
35.6 mi · 11%
North State Street
34.2 mi · 11%
South Main Street
0.67 mi
ID 69 South
0.45 mi
Longest Stretch

Vietnam Veterans Memorial Highway

Continue on Vietnam Veterans Memorial Highway

177 mi · 02h 48m

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
04h 29m
Long day trip
Same-Day Return
09h 00m
Round-trip wheel time
Road vs Air
+60.1 mi
251.5 mi direct line
Halfway Stop
Hazelton
02h 14m from Preston
Leave By
8:00 AM MDT
Early departure recommended
Weather Watch

Rain And Snow Likely leaving Preston and Mostly Cloudy then Chance Rain Showers near Meridian.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Preston to Meridian?

The road trip is about 311.6 miles (501.5 km) and usually takes 04h 29m 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?

Hazelton is a useful midpoint, sitting about 155.7 miles from Preston and 156 miles from Meridian.

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

The direct path is about 251.5 miles (404.7 km), while the road route adds roughly 60.1 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 MDT. If you want a more comfortable same-day return, try to leave by 8:00 AM MDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $42.82 one way or $85.65 round trip. Estimated CO2 is about 97.8 kg one way.

What should you check before leaving?

Before you leave, expect Rain And Snow Likely around Preston and Mostly Cloudy then Chance Rain Showers near Meridian.

Stop Ideas Near Hazelton

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

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

BUS

Twin Falls, Idaho

27 mi away
1135 Blue Lakes Circle

Flight Path Map

This map shows the direct air route between Preston and Meridian. Straight-line distance: 251.48 mi (404.72 km).

Preston

#1 Preston

City in Franklin County, Idaho, United States

Population5,557
Coordinates42.0963100, -111.8766200
Altitude1437
CountryUnited States
Meridian

#2 Meridian

The most populous city in Ada County, Idaho.

Population114,161
Coordinates43.6121100, -116.3915100
Altitude794
CountryUnited States
Start: North State Street (-111.876628, 42.096289)
End: North Main Street (-116.391572, 43.61211)

Estimated Travel Time

Distance: 502 km by road

SpeedTime
30 mph (48.3 km/h)10h 23m
40 mph (64.37 km/h)07h 47m
50 mph (80.47 km/h)06h 13m
60 mph (96.56 km/h)05h 11m
70 mph (112.65 km/h)04h 27m
80 mph (129 km/h)03h 53m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
11 gal
41.63 L · about $42.82
Round trip
$85.65
22 gal · 83.26 L
Estimated CO2
97.8 kg one way
Round trip: 195.5 kg / 431 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.89 $42.82 $85.65
Mid-grade $4.23 $46.54 $93.08
Premium $4.55 $50.04 $100.08
Diesel $5.41 $59.53 $119.06

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 24, 2026

There is no time difference between Preston and Meridian. The current time is 18:36:28.

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.