How far is Saint Joseph, MO from Arnold, MO?

The driving distance from Saint Joseph, MO to Arnold, MO is about 309.9 miles (498.8 km), with a travel time of about 05h 54m by car.

  • The straight-line flight distance is about 256.8 miles (413.2 km).
  • For a round trip, plan for roughly 11h 49m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 6:00 AM to 8:00 AM CDT.
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
309.91 mi
05h 54m
Flight
256.74 mi
413.19 km direct

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

Learn Distance

Choose another destination from Saint Joseph.

Flight Distance

Direct air line
256.74 mi
Kilometers
413.19 km
Flight Time
00h 30m

Driving Distance

Road route
309.91 mi
Kilometers
498.76 km
Drive Time
05h 54m

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 05h 54m.

Arrival Snapshot
Arrive in Arnold
Fri, Apr 17, 2:35 AM CDT
Return by in Saint Joseph
Fri, Apr 17, 8:30 AM CDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Saint Joseph
2026-04-16T20:40
Arrive Arnold
Fri, Apr 17, 2:35 AM CDT
Route Timing
05h 54m
One way by road
Best Departure Window
6:00 AM to 8:00 AM CDT
Leave early for more breathing room
Arrive between
11:55 AM to 1:55 PM CDT

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

Leave by
5:10 AM CDT
Keeps a same-day return open with about 04h 00m at the destination.
Back in Saint Joseph
9:00 PM CDT
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
Boonville
MO

City in Cooper County, Missouri, USA

From Saint Joseph
154.7 mi
02h 57m
To Arnold
155.2 mi
02h 57m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
83°F
Thursday

Slight Chance Rain Showers then Sunny

Starts
Thu, Apr 16 6:00 AM CDT
Wind
3 to 9 mph SSW
Destination
82°F
Thursday

Chance Rain Showers then Chance Showers And Thunderstorms

Starts
Thu, Apr 16 6:00 AM CDT
Wind
8 mph SW

Driving Route Map

The map below follows the saved road route between Saint Joseph and Arnold.

Turn-by-Turn Driving Directions

Step-by-step road directions between Saint Joseph and Arnold.

  1. 1

    Start on Walter Welsh Avenue

    127 m · 9 sec · Walter Welsh Avenue

  2. 2

    Turn right onto North 12th Street

    91 m · 10 sec · North 12th Street

  3. 3

    Turn right onto Francis Street

    1130 ft · 38 sec · Francis Street

  4. 4

    Turn left onto North 9th Street

    1.2 mi · 2 min · North 9th Street

  5. 5

    Take the ramp slight right

    741 ft · 16 sec

  6. 6

    Merge slight left

    929 ft · 20 sec

  7. 7

    Take the exit slight left toward I 229 South, US 59 South: Kansas City

    992 ft · 21 sec

  8. 8

    Merge slight left

    4.5 mi · 5 min

  9. 9

    Keep slight right to continue on I 29 South, US 71 South: Kansas City

    1705 ft · 29 sec

  10. 10

    Merge slight left

    26.1 mi · 28 min

  11. 11

    Merge slight right

    2.2 mi · 2 min

  12. 12

    Keep slight right to continue on I 435 East: Saint Louis

    28 mi · 31 min

  13. 13

    Keep slight right to continue on I 70, US 24 West, US 40: Saint Louis, Kansas City, Sports Complex

    1500 ft · 23 sec

  14. 14

    Keep slight left to continue on I 70 East: Saint Louis

    1.2 mi · 2 min

  15. 15

    Keep slight left to continue on I 70 East: Saint Louis

    143 m · 12 sec

  16. 16

    Merge slight left onto George Brett Super Highway

    2213 ft · 29 sec · George Brett Super Highway

  17. 17

    Continue on Truman/Eisenhower Presidential Highway

    2.9 mi · 3 min · Truman/Eisenhower Presidential Highway

  18. 18

    Continue on Clifton J. Scott Memorial Highway

    1.8 mi · 2 min · Clifton J. Scott Memorial Highway

  19. 19

    Continue on Truman/Eisenhower Presidential Highway

    2.6 mi · 3 min · Truman/Eisenhower Presidential Highway

  20. 20

    Continue on Dwight D. Eisenhower Highway

    52.5 mi · 57 min · Dwight D. Eisenhower Highway

  21. 21

    Continue on U.S. Submarine Veterans' Memorial Highway

    32 mi · 34 min · U.S. Submarine Veterans' Memorial Highway

  22. 22

    Keep slight left to continue on U.S. Submarine Veterans' Memorial Highway

    22.4 mi · 24 min · U.S. Submarine Veterans' Memorial Highway

  23. 23

    Continue on Dwight D. Eisenhower Highway

    1.8 mi · 2 min · Dwight D. Eisenhower Highway

  24. 24

    Continue on Highway Patrol Sgt. Benjamin Booth Memorial Highway

    1.6 mi · 2 min · Highway Patrol Sgt. Benjamin Booth Memorial Highway

  25. 25

    Continue on Sheriff Roger I. Wilson Memorial Highway

    1.9 mi · 2 min · Sheriff Roger I. Wilson Memorial Highway

  26. 26

    Continue on Dwight D. Eisenhower Highway

    81 mi · 1 hr 35 min · Dwight D. Eisenhower Highway

  27. 27

    Take the exit slight right toward I 64 East, US 40 East, US 61 South: Chesterfield

    1567 ft · 33 sec

  28. 28

    Merge slight left onto Avenue of the Saints

    25.1 mi · 31 min · Avenue of the Saints

  29. 29

    Take the exit slight right toward I 270: Chicago, Memphis

    1829 ft · 39 sec

  30. 30

    Keep slight right to continue on I 270 South: Memphis

    1691 ft · 31 sec

  31. 31

    Merge slight left

    11.5 mi · 14 min

  32. 32

    Take the exit slight right toward I 55, US 61, US 67: Saint Louis, Memphis, Lemay Ferry Road

    1911 ft · 27 sec

  33. 33

    Keep slight right to continue on I 55 South: Memphis

    2031 ft · 44 sec

  34. 34

    Merge slight left onto Rosa Parks Highway

    1.5 mi · 2 min · Rosa Parks Highway

  35. 35

    Continue on Officer Thomas G. Smith, Jr. Memorial Highway

    1.8 mi · 2 min · Officer Thomas G. Smith, Jr. Memorial Highway

  36. 36

    Continue on Police Officer Steven Jarvis Memorial Highway

    1.5 km · 1 min · Police Officer Steven Jarvis Memorial Highway

  37. 37

    Take the exit slight right toward MO 141: Arnold

    1143 ft · 28 sec

  38. 38

    Keep slight left to continue on MO 141 South: Arnold

    134 m · 13 sec

  39. 39

    Merge slight right

    893 ft · 14 sec

  40. 40

    Continue straight

    879 ft · 21 sec

  41. 41

    Turn right onto Jeffco Boulevard

    1.4 km · 2 min · Jeffco Boulevard

  42. 42

    Arrive at your destination

    0 m · 1 sec · Jeffco Boulevard

Car Route Details

A richer read on the saved driving route between Saint Joseph and Arnold.

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
4 turns on the saved route
Ramps & Exits
15
9 merges, 6 ramps or exits
Navigation Density
13.6 / 100 mi
Decision points by distance
Main Roads
Dwight D. Eisenhower Highway
135 mi · 44%
U.S. Submarine Veterans' Memorial Highway
54.4 mi · 18%
I 29 South
28.7 mi · 9%
I 435 East
28 mi · 9%
Avenue of the Saints
25.1 mi · 8%
I 270 South
11.8 mi · 4%
Longest Stretch

Dwight D. Eisenhower Highway

Continue on Dwight D. Eisenhower Highway

81 mi · 01h 35m

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
05h 54m
Long day trip
Same-Day Return
11h 50m
Round-trip wheel time
Road vs Air
+53.1 mi
256.8 mi direct line
Halfway Stop
Boonville
02h 57m from Saint Joseph
Leave By
5:10 AM CDT
Early departure recommended
Weather Watch

Slight Chance Rain Showers then Sunny leaving Saint Joseph and Chance Rain Showers then Chance Showers And Thunderstorms near Arnold.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Saint Joseph to Arnold?

The road trip is about 309.9 miles (498.8 km) and usually takes 05h 54m 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?

Boonville is a useful midpoint, sitting about 154.7 miles from Saint Joseph and 155.2 miles from Arnold.

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

The direct path is about 256.8 miles (413.2 km), while the road route adds roughly 53.1 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 CDT. If you want a more comfortable same-day return, try to leave by 5:10 AM CDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $41.25 one way or $82.51 round trip. Estimated CO2 is about 97.2 kg one way.

What should you check before leaving?

Before you leave, expect Slight Chance Rain Showers then Sunny around Saint Joseph and Chance Rain Showers then Chance Showers And Thunderstorms near Arnold.

Stop Ideas Near Boonville

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

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

RAIL

Sedalia

51 mi away
100 block of Main Street, through parking lot
RAIL

Jefferson City

66 mi away
101 Jefferson Street
RAIL

Warrensburg

89 mi away
100 South Holden St.
RAIL

Hermann

117 mi away
Wharf & Gutenberg Sts.

Flight Path Map

This map shows the direct air route between Saint Joseph and Arnold. Straight-line distance: 256.74 mi (413.19 km).

Saint Joseph

#1 Saint Joseph

The most populous city in Buchanan County, Missouri.

Population74,074
Coordinates39.7686100, -94.8466300
Altitude270
CountryUnited States
Arnold

#2 Arnold

City in Missouri

Population21,145
Coordinates38.4328300, -90.3776200
Altitude184
CountryUnited States
Start: Saint Joseph (-94.84663, 39.76861)
End: Arnold (-90.37762, 38.43283)

Estimated Travel Time

Distance: 499 km by road

SpeedTime
30 mph (48.3 km/h)10h 19m
40 mph (64.37 km/h)07h 44m
50 mph (80.47 km/h)06h 11m
60 mph (96.56 km/h)05h 09m
70 mph (112.65 km/h)04h 25m
80 mph (129 km/h)03h 51m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
10.94 gal
41.4 L · about $41.25
Round trip
$82.51
21.88 gal · 82.8 L
Estimated CO2
97.2 kg one way
Round trip: 194.4 kg / 429 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.77 $41.25 $82.51
Mid-grade $4.25 $46.53 $93.06
Premium $4.65 $50.91 $101.83
Diesel $5.30 $58.03 $116.05

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 Missouri · Apr 17, 2026

There is no time difference between Saint Joseph and Arnold. The current time is 20:40:45.

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.