How far is Meridian, ID from Ucon, ID?

The driving distance from Meridian, ID to Ucon, ID is about 297 miles (478 km), with a travel time of about 04h 47m by car.

  • The straight-line flight distance is about 221.5 miles (356.5 km).
  • For a round trip, plan for roughly 09h 34m 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
297.05 mi
04h 47m
Flight
221.5 mi
356.47 km direct

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

Learn Distance

Choose another destination from Meridian.

Flight Distance

Direct air line
221.5 mi
Kilometers
356.47 km
Flight Time
00h 26m

Driving Distance

Road route
297.05 mi
Kilometers
478.05 km
Drive Time
04h 47m

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 47m.

Arrival Snapshot
Arrive in Ucon
Thu, Apr 23, 2:46 AM MDT
Return by in Meridian
Thu, Apr 23, 7:34 AM MDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Meridian
2026-04-22T21:59
Arrive Ucon
Thu, Apr 23, 2:46 AM MDT
Route Timing
04h 47m
One way by road
Best Departure Window
6:00 AM to 8:00 AM MDT
Leave early for more breathing room
Arrive between
10:47 AM to 12:47 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
7:26 AM MDT
Keeps a same-day return open with about 04h 00m at the destination.
Back in Meridian
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 Meridian
148.3 mi
02h 23m
To Ucon
148.8 mi
02h 23m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
53°F
Wednesday

Rain Showers

Starts
Wed, Apr 22 6:00 AM MDT
Wind
9 to 16 mph W
Destination
51°F
Wednesday

Showers And Thunderstorms

Starts
Wed, Apr 22 6:00 AM MDT
Wind
17 to 29 mph SSW

Driving Route Map

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

Turn-by-Turn Driving Directions

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

  1. 1

    Start on North Main Street

    17 m · 6 sec · North Main Street

  2. 2

    Turn right onto East Pine Avenue

    528 ft · 25 sec · East Pine Avenue

  3. 3

    Turn left onto North Meridian Road

    1.3 mi · 3 min · North Meridian Road

  4. 4

    Take the ramp left toward I 84 East, US 30 East, ID 55 East: Boise

    2435 ft · 32 sec

  5. 5

    Merge slight left onto Vietnam Veterans Memorial Highway

    4.6 mi · 5 min · Vietnam Veterans Memorial Highway

  6. 6

    Keep slight right to continue on Vietnam Veterans Memorial Highway

    172.3 mi · 2 hr 43 min · Vietnam Veterans Memorial Highway

  7. 7

    Continue straight

    62.7 mi · 59 min

  8. 8

    Keep slight left to continue on Idaho Falls

    3046 ft · 40 sec

  9. 9

    Merge slight right

    46.3 mi · 44 min

  10. 10

    Take the exit slight right toward US 20 East, I 15: Rigby, West Yellowstone

    1434 ft · 35 sec

  11. 11

    Continue on Rigby Highway

    3.1 mi · 4 min · Rigby Highway

  12. 12

    Continue on Idaho Medal of Honor Highway

    4.2 mi · 4 min · Idaho Medal of Honor Highway

  13. 13

    Take the exit slight right toward ID 43: Ucon

    1749 ft · 47 sec

  14. 14

    Turn right onto East 105th North

    1853 ft · 37 sec · East 105th North

  15. 15

    Turn left onto North Yellowstone Highway

    2226 ft · 47 sec · North Yellowstone Highway

  16. 16

    Turn left

    17 m · 3 sec

  17. 17

    Arrive at your destination

    0 m · 1 sec

Car Route Details

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

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
17 steps
5 turns on the saved route
Ramps & Exits
5
2 merges, 3 ramps or exits
Navigation Density
5.7 / 100 mi
Decision points by distance
Main Roads
Vietnam Veterans Memorial Highway
240 mi · 81%
Idaho Falls
46.9 mi · 16%
Idaho Medal of Honor Highway
4.18 mi · 1%
Rigby Highway
3.13 mi · 1%
North Meridian Road
1.28 mi
I 84 East
0.46 mi
Longest Stretch

Vietnam Veterans Memorial Highway

Keep slight right to continue on Vietnam Veterans Memorial Highway

172 mi · 02h 43m

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 47m
Long day trip
Same-Day Return
09h 34m
Round-trip wheel time
Road vs Air
+75.5 mi
221.5 mi direct line
Halfway Stop
Hazelton
02h 23m from Meridian
Leave By
7:26 AM MDT
Early departure recommended
Weather Watch

Rain Showers leaving Meridian and Showers And Thunderstorms near Ucon.

Trip Questions

Direct answers travelers usually want before committing to the drive.

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

The road trip is about 297 miles (478 km) and usually takes 04h 47m 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 148.3 miles from Meridian and 148.8 miles from Ucon.

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

The direct path is about 221.5 miles (356.5 km), while the road route adds roughly 75.5 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 6:00 AM to 8:00 AM MDT. If you want a more comfortable same-day return, try to leave by 7:26 AM MDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $40.80 one way or $81.60 round trip. Estimated CO2 is about 93.1 kg one way.

What should you check before leaving?

Before you leave, expect Rain Showers around Meridian and Showers And Thunderstorms near Ucon.

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 Meridian and Ucon. Straight-line distance: 221.5 mi (356.47 km).

Meridian

#1 Meridian

The most populous city in Ada County, Idaho.

Population114,161
Coordinates43.6121100, -116.3915100
Altitude794
CountryUnited States
Photo coming soon

#2 Ucon

City in Bonneville County, Idaho, United States

Population1,161
Coordinates43.5963000, -111.9638600
Altitude1466
CountryUnited States
Start: Meridian (-116.39151, 43.61211)
End: Ucon (-111.96386, 43.5963)

Estimated Travel Time

Distance: 478 km by road

SpeedTime
30 mph (48.3 km/h)09h 53m
40 mph (64.37 km/h)07h 25m
50 mph (80.47 km/h)05h 56m
60 mph (96.56 km/h)04h 57m
70 mph (112.65 km/h)04h 14m
80 mph (129 km/h)03h 42m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
10.48 gal
39.68 L · about $40.80
Round trip
$81.60
20.96 gal · 79.36 L
Estimated CO2
93.1 kg one way
Round trip: 186.3 kg / 411 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.89 $40.80 $81.60
Mid-grade $4.23 $44.34 $88.68
Premium $4.55 $47.67 $95.35
Diesel $5.41 $56.72 $113.44

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 Meridian and Ucon. The current time is 21:59:38.

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.