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

The driving distance from Saint Maries, ID to Meridian, ID is about 345.9 miles (556.7 km), with a travel time of about 06h 49m by car.

  • The straight-line flight distance is about 255.9 miles (411.9 km).
  • For a round trip, plan for roughly 13h 38m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 6:00 AM to 7:30 AM PDT.
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
345.92 mi
06h 49m
Flight
255.94 mi
411.89 km direct

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

Learn Distance

Choose another destination from Saint Maries.

Flight Distance

Direct air line
255.94 mi
Kilometers
411.89 km
Flight Time
00h 30m

Driving Distance

Road route
345.92 mi
Kilometers
556.7 km
Drive Time
06h 49m

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 06h 49m.

Arrival Snapshot
Arrive in Meridian
Fri, Apr 17, 11:18 PM MDT
Return by in Saint Maries
Sat, Apr 18, 5:07 AM PDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Saint Maries
2026-04-17T15:29
Arrive Meridian
Fri, Apr 17, 10:18 PM PDT
Route Timing
06h 49m
One way by road
Best Departure Window
6:00 AM to 7:30 AM PDT
Treat this as a longer travel day
Arrive between
1:49 PM to 3:19 PM MDT

Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.

Leave by
10:22 PM PDT
Keeps a same-day return open with about 08h 00m at the destination.
Back in Saint Maries
8:00 PM PDT
Overnight-style route

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
White Bird
ID

City in Idaho County, Idaho, United States

From Saint Maries
172.9 mi
03h 24m
To Meridian
173.1 mi
03h 24m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
51°F
Friday

Slight Chance Light Rain

Starts
Fri, Apr 17 6:00 AM PDT
Wind
3 mph SW
Destination
54°F
Friday

Sunny

Starts
Fri, Apr 17 6:00 AM MDT
Wind
5 to 9 mph NW

Driving Route Map

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

Turn-by-Turn Driving Directions

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

  1. 1

    Start on West Jefferson Avenue

    15 m · 8 sec · West Jefferson Avenue

  2. 2

    Turn left onto South 3rd Street

    110 m · 18 sec · South 3rd Street

  3. 3

    Turn right onto College Avenue

    753 ft · 15 sec · College Avenue

  4. 4

    Continue on Highway 3 South

    14.3 mi · 25 min · Highway 3 South

  5. 5

    Keep slight right to continue on State Highway 6

    8.2 mi · 14 min · State Highway 6

  6. 6

    Continue on ID-6

    9.3 mi · 16 min · ID-6

  7. 7

    Continue on State Highway 6

    7.7 mi · 11 min · State Highway 6

  8. 8

    Turn left onto State Highway 9

    13.4 mi · 18 min · State Highway 9

  9. 9

    At the end of the road, turn left onto State Highway 8

    992 ft · 15 sec · State Highway 8

  10. 10

    Continue on West 2nd Avenue

    3005 ft · 2 min · West 2nd Avenue

  11. 11

    Turn right onto Wyoming Street

    2116 ft · 51 sec · Wyoming Street

  12. 12

    Continue on Highway 3

    14.9 mi · 20 min · Highway 3

  13. 13

    Continue on Main Street

    1.2 mi · 2 min · Main Street

  14. 14

    Continue on Highway 3

    2.9 mi · 5 min · Highway 3

  15. 15

    Continue on Main Street

    2971 ft · 1 min · Main Street

  16. 16

    Continue on Highway 3

    2.4 mi · 4 min · Highway 3

  17. 17

    Continue on State Highway 3

    6.3 mi · 11 min · State Highway 3

  18. 18

    Continue on State Highway 3

    48 m · 9 sec · State Highway 3

  19. 19

    Turn right onto Arrow Bridge

    4.7 mi · 6 min · Arrow Bridge

  20. 20

    Merge slight left

    60.3 mi · 1 hr 10 min

  21. 21

    Turn right onto Johnston Road

    2.2 mi · 5 min · Johnston Road

  22. 22

    Turn right

    76.4 mi · 1 hr 27 min

  23. 23

    Turn left

    10.6 mi · 16 min

  24. 24

    Turn right onto Boydstun Street

    1.5 km · 2 min · Boydstun Street

  25. 25

    Continue on East Deinhard Lane

    1.6 mi · 3 min · East Deinhard Lane

  26. 26

    Turn right onto South 3rd Street

    45.6 mi · 1 hr 2 min · South 3rd Street

  27. 27

    Continue on ID 55

    18.5 mi · 25 min · ID 55

  28. 28

    Continue on Highway 55

    12.6 mi · 17 min · Highway 55

  29. 29

    Continue on Horseshoe Bend Road

    1.3 mi · 2 min · Horseshoe Bend Road

  30. 30

    Continue on ID 55

    2 mi · 5 min · ID 55

  31. 31

    Continue on Horseshoe Bend Road

    2105 ft · 30 sec · Horseshoe Bend Road

  32. 32

    Continue on Highway 55

    2.4 mi · 3 min · Highway 55

  33. 33

    Continue on Payette River Scenic Byway

    5.9 mi · 7 min · Payette River Scenic Byway

  34. 34

    Continue on North Horseshoe Bend Road

    8.8 mi · 12 min · North Horseshoe Bend Road

  35. 35

    Turn right onto East State Street

    1.8 mi · 3 min · East State Street

  36. 36

    Turn left onto South Eagle Road

    1.9 mi · 3 min · South Eagle Road

  37. 37

    Continue on North Eagle Road

    3.5 mi · 5 min · North Eagle Road

  38. 38

    Turn right onto East Pine Avenue

    1.1 km · 1 min · East Pine Avenue

  39. 39

    Enter the roundabout and take exit 2 toward East Pine Avenue

    32 m · 2 sec · East Pine Avenue

  40. 40

    Exit the roundabout onto East Pine Avenue

    1.1 mi · 3 min · East Pine Avenue

  41. 41

    Turn right onto North Main Street

    17 m · 2 sec · North Main Street

  42. 42

    Arrive at your destination

    0 m · 1 sec · North Main Street

Car Route Details

A richer read on the saved driving route between Saint Maries 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
42 steps
17 turns on the saved route
Ramps & Exits
3
1 merges, 2 ramps or exits
Navigation Density
12.1 / 100 mi
Decision points by distance
Main Roads
Arrow Bridge
65 mi · 19%
South 3rd Street
45.7 mi · 13%
ID 55
20.5 mi · 6%
Highway 3
20.2 mi · 6%
State Highway 6
15.9 mi · 5%
Highway 55
15 mi · 4%
Longest Stretch

Longest stretch

Turn right

76.4 mi · 01h 27m

Route Summary

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

Trip Read

Better with a longer stop

This route is long enough that most travelers will be better off planning an overnight stay or a more deliberate stop window.

Drive Time
06h 49m
Overnight route
Same-Day Return
13h 38m
Round-trip wheel time
Road vs Air
+90 mi
255.9 mi direct line
Halfway Stop
White Bird
03h 24m from Saint Maries
Leave By
10:22 PM PDT
Overnight-style route
Weather Watch

Slight Chance Light Rain leaving Saint Maries and Sunny near Meridian.

Trip Questions

Direct answers travelers usually want before committing to the drive.

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

The road trip is about 345.9 miles (556.7 km) and usually takes 06h 49m in normal driving conditions.

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

This route is long enough that most travelers will be better off planning an overnight stay or a more deliberate stop window.

What is the halfway point on this route?

White Bird is a useful midpoint, sitting about 172.9 miles from Saint Maries and 173.1 miles from Meridian.

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

The direct path is about 255.9 miles (411.9 km), while the road route adds roughly 90 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 7:30 AM PDT. Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $47.53 one way or $95.07 round trip. Estimated CO2 is about 108.5 kg one way.

Do you cross a time zone on this route?

Yes. There is about a 1 hour time difference between Saint Maries and Meridian, so arrival and return times should be read in local time.

What should you check before leaving?

Before you leave, expect Slight Chance Light Rain around Saint Maries and Sunny near Meridian.

Stop Ideas Near White Bird

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

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

BUS

Grangeville, Idaho

23 mi away
901 West Main (Highway 95)
BUS

Lewiston, Idaho

92 mi away
1920 Highway 128
BUS

McCall, Idaho

95 mi away
147 North 3rd St.

Flight Path Map

This map shows the direct air route between Saint Maries and Meridian. Straight-line distance: 255.94 mi (411.89 km).

Saint Maries

#1 Saint Maries

River in the United States of America

Population2,448
Coordinates47.3143500, -116.5626700
Altitude668
CountryUnited States
Meridian

#2 Meridian

The most populous city in Ada County, Idaho.

Population114,161
Coordinates43.6121100, -116.3915100
Altitude794
CountryUnited States
Start: West Jefferson Avenue (-116.562671, 47.314244)
End: North Main Street (-116.391572, 43.61211)

Estimated Travel Time

Distance: 557 km by road

SpeedTime
30 mph (48.3 km/h)11h 31m
40 mph (64.37 km/h)08h 38m
50 mph (80.47 km/h)06h 55m
60 mph (96.56 km/h)05h 45m
70 mph (112.65 km/h)04h 56m
80 mph (129 km/h)04h 18m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
12.21 gal
46.21 L · about $47.53
Round trip
$95.07
24.42 gal · 92.42 L
Estimated CO2
108.5 kg one way
Round trip: 217 kg / 478 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.89 $47.53 $95.07
Mid-grade $4.23 $51.66 $103.32
Premium $4.55 $55.54 $111.09
Diesel $5.41 $66.08 $132.16

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 17, 2026

Please keep in mind that there is a 1 hour time gap between Saint Maries, ID and Meridian, ID. The current time in Saint Maries is 15:29:04, although it is 16:29:04 in Meridian.

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.