How far is Saint Anthony, ID from Meridian, ID?

Fastest route

The distance between St. Anthony, Idaho, and Meridian, Idaho is approximately 197 miles (317 kilometers). To travel from St. Anthony to Meridian, follow these directions:

Directions

  1. 🚗 Head west on Grandview Dr, which will slightly curve and become N Bellin Rd/Old US Hwy 91.
  2. 🚗 Turn right onto US-20 W/W Broadway St, and continue following US-20 W.
  3. 🚗 Turn left onto US-20 W/US-26 W/US-93 S/W Grand Ave, and continue following US-20 W/US-26 W/US-93 S.
  4. 🚗 Turn right onto US-20 W/Queen Crown Rd, and continue following US-20 W.
  5. 🚗 Merge onto I-84 W/US-20 W/US-26 W/US-30 W by turning right.
  6. 🚗 Use the right two lanes to take exit 44 for ID-69 toward Meridian Kuna.
  7. 🚗 Keep right at the fork, follow signs for Meridian, and merge onto S Meridian Rd.

Tips & Suggestions

  • 🚘 Plan for a restroom break and stretch your legs during the trip to stay refreshed.
  • 🍔 Pack some snacks and drinks for the journey to avoid frequent stops.
  • 🛣️ Stay on the designated route to avoid unnecessary detours.
  • ⛽ Make sure to have a full tank of gas before starting your journey.
  • 🚧 Check for any road closures or construction updates along the way to avoid delays.
  • 🕑 Consider traveling during off-peak hours to reduce traffic congestion.
  • 🚗 Obey traffic rules and speed limits to ensure a safe trip.
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
326.97 mi
04h 40m
Flight
236.13 mi
380.01 km direct

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

Learn Distance

Choose another destination from Saint Anthony.

Flight Distance

Direct air line
236.13 mi
Kilometers
380.01 km
Flight Time
00h 28m

Driving Distance

Road route
326.97 mi
Kilometers
526.2 km
Drive Time
04h 40m

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 40m.

Arrival Snapshot
Arrive in Meridian
Tue, May 26, 9:42 AM MDT
Return by in Saint Anthony
Tue, May 26, 2:23 PM MDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Saint Anthony
2026-05-26T05:02
Arrive Meridian
Tue, May 26, 9:42 AM MDT
Route Timing
04h 40m
One way by road
Best Departure Window
6:00 AM to 8:00 AM MDT
Leave early for more breathing room
Arrive between
10:41 AM to 12:41 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
7:38 AM MDT
Keeps a same-day return open with about 04h 00m at the destination.
Back in Saint Anthony
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
Burley
ID

City in Idaho

From Saint Anthony
163.3 mi
02h 20m
To Meridian
163.7 mi
02h 20m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
78°F
Tuesday

Mostly Sunny then Chance Showers And Thunderstorms

Starts
Tue, May 26 6:00 AM MDT
Wind
7 to 16 mph SSE
Destination
68°F
Tuesday

Mostly Sunny

Starts
Tue, May 26 6:00 AM MDT
Wind
10 to 14 mph NW

Driving Route Map

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

Turn-by-Turn Driving Directions

Step-by-step road directions between Saint Anthony and Meridian.

  1. 1

    Start on East Main Street

    27 m · 11 sec · East Main Street

  2. 2

    Turn left onto South Bridge Street

    1202 ft · 26 sec · South Bridge Street

  3. 3

    Take the ramp right

    2095 ft · 51 sec

  4. 4

    Merge slight left onto Idaho Medal of Honor Highway

    1.9 mi · 2 min · Idaho Medal of Honor Highway

  5. 5

    Continue on Yellowstone Highway

    17.2 mi · 18 min · Yellowstone Highway

  6. 6

    Continue on Idaho Medal of Honor Highway

    15.4 mi · 16 min · Idaho Medal of Honor Highway

  7. 7

    Continue on Rigby Highway

    3.1 mi · 4 min · Rigby Highway

  8. 8

    Merge slight right onto Grandview Drive

    575 ft · 14 sec · Grandview Drive

  9. 9

    Take the exit slight right toward I 15 South: Arco, Pocatello

    1466 ft · 36 sec

  10. 10

    Merge slight left onto Veterans Memorial Highway

    46.5 mi · 44 min · Veterans Memorial Highway

  11. 11

    Take the exit slight right toward I 86 West: Chubbuck, Twin Falls

    1 km · 44 sec

  12. 12

    Continue straight

    62.7 mi · 59 min

  13. 13

    Continue on Vietnam Veterans Memorial Highway

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

  14. 14

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

    2058 ft · 50 sec

  15. 15

    Keep slight right

    94 m · 10 sec

  16. 16

    Turn slight right onto South Meridian Road

    836 ft · 20 sec · South Meridian Road

  17. 17

    Continue on South Main Street

    1.1 km · 2 min · South Main Street

  18. 18

    Continue on North Main Street

    2197 ft · 1 min · North Main Street

  19. 19

    Arrive at your destination

    0 m · 1 sec · North Main Street

Car Route Details

A richer read on the saved driving route between Saint Anthony 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
19 steps
2 turns on the saved route
Ramps & Exits
7
3 merges, 4 ramps or exits
Navigation Density
5.8 / 100 mi
Decision points by distance
Main Roads
Vietnam Veterans Memorial Highway
177 mi · 54%
I 86 West
63.3 mi · 19%
Veterans Memorial Highway
46.5 mi · 14%
Idaho Medal of Honor Highway
17.2 mi · 5%
Yellowstone Highway
17.2 mi · 5%
Rigby Highway
3.13 mi · 1%
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 40m
Long day trip
Same-Day Return
09h 22m
Round-trip wheel time
Road vs Air
+90.9 mi
236.1 mi direct line
Halfway Stop
Burley
02h 20m from Saint Anthony
Leave By
7:38 AM MDT
Early departure recommended
Weather Watch

Mostly Sunny then Chance Showers And Thunderstorms leaving Saint Anthony and Mostly Sunny near Meridian.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Saint Anthony to Meridian?

The road trip is about 327 miles (526.2 km) and usually takes 04h 40m 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?

Burley is a useful midpoint, sitting about 163.3 miles from Saint Anthony and 163.7 miles from Meridian.

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

The direct path is about 236.1 miles (380 km), while the road route adds roughly 90.9 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 7:38 AM MDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $44.93 one way or $89.85 round trip. Estimated CO2 is about 102.6 kg one way.

What should you check before leaving?

Before you leave, expect Mostly Sunny then Chance Showers And Thunderstorms around Saint Anthony and Mostly Sunny near Meridian.

Stop Ideas Near Burley

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

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

BUS

Twin Falls, Idaho

55 mi away
1135 Blue Lakes Circle

Flight Path Map

This map shows the direct air route between Saint Anthony and Meridian. Straight-line distance: 236.13 mi (380.01 km).

Saint Anthony

#1 Saint Anthony

City in and county seat of Fremont County, Idaho, United States

Population3,553
Coordinates43.9663000, -111.6821800
Altitude1514
CountryUnited States
Meridian

#2 Meridian

The most populous city in Ada County, Idaho.

Population114,161
Coordinates43.6121100, -116.3915100
Altitude794
CountryUnited States
Start: East Main Street (-111.682179, 43.966403)
End: North Main Street (-116.391572, 43.61211)

Estimated Travel Time

Distance: 526 km by road

SpeedTime
30 mph (48.3 km/h)10h 53m
40 mph (64.37 km/h)08h 10m
50 mph (80.47 km/h)06h 32m
60 mph (96.56 km/h)05h 26m
70 mph (112.65 km/h)04h 40m
80 mph (129 km/h)04h 04m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
11.54 gal
43.67 L · about $44.93
Round trip
$89.85
23.08 gal · 87.34 L
Estimated CO2
102.6 kg one way
Round trip: 205.1 kg / 452 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.89 $44.93 $89.85
Mid-grade $4.23 $48.83 $97.65
Premium $4.55 $52.50 $104.99
Diesel $5.41 $62.45 $124.91

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 · May 26, 2026

There is no time difference between Saint Anthony and Meridian. The current time is 05:02:23.

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.