How far is St. Louis, MO from Ava, MO?

The driving distance from St. Louis, MO to Ava, MO is about 214.2 miles (344.7 km), with a travel time of about 04h 17m by car.

  • The straight-line flight distance is about 177.4 miles (285.5 km).
  • For a round trip, plan for roughly 08h 34m 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
214.21 mi
04h 17m
Flight
177.41 mi
285.51 km direct

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

Learn Distance

Choose another destination from St. Louis.

Flight Distance

Direct air line
177.41 mi
Kilometers
285.51 km
Flight Time
00h 21m

Driving Distance

Road route
214.21 mi
Kilometers
344.73 km
Drive Time
04h 17m

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 17m.

Arrival Snapshot
Arrive in Ava
Sun, Apr 12, 4:36 PM CDT
Return by in St. Louis
Sun, Apr 12, 8:54 PM CDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave St. Louis
2026-04-12T12:19
Arrive Ava
Sun, Apr 12, 4:36 PM CDT
Route Timing
04h 17m
One way by road
Best Departure Window
6:00 AM to 8:00 AM CDT
Leave early for more breathing room
Arrive between
10:17 AM to 12:17 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
8:26 AM CDT
Keeps a same-day return open with about 04h 00m at the destination.
Back in St. Louis
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
Rolla
MO

City in Phelps County, Missouri, United States

From St. Louis
107.1 mi
02h 08m
To Ava
107.1 mi
02h 08m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
79°F
Sunday

Mostly Cloudy then Slight Chance Rain Showers

Starts
Sun, Apr 12 6:00 AM CDT
Wind
8 to 16 mph S
Destination
75°F
Sunday

Chance Rain Showers

Starts
Sun, Apr 12 1:00 AM CDT
Wind
8 to 15 mph S

Driving Route Map

The map below follows the saved road route between St. Louis and Ava.

Turn-by-Turn Driving Directions

Step-by-step road directions between St. Louis and Ava.

  1. 1

    Start on Market Street

    1.6 km · 2 min · Market Street

  2. 2

    Turn left onto South Jefferson Avenue

    1.2 mi · 3 min · South Jefferson Avenue

  3. 3

    Take the ramp straight toward I 44 West

    1051 ft · 17 sec

  4. 4

    Merge slight left onto Officer David Haynes Memorial Highway

    2.3 mi · 3 min · Officer David Haynes Memorial Highway

  5. 5

    Continue on Officer Michael Barwick Memorial Highway

    3.5 mi · 4 min · Officer Michael Barwick Memorial Highway

  6. 6

    Continue on Police Officer Robert Stanze Memorial Highway

    2.7 mi · 3 min · Police Officer Robert Stanze Memorial Highway

  7. 7

    Continue on Police Officer Ernest M. Brockman Sr. Memorial Highway

    3.5 mi · 4 min · Police Officer Ernest M. Brockman Sr. Memorial Highway

  8. 8

    Continue on Henry Shaw Ozark Corridor

    91.3 mi · 1 hr 40 min · Henry Shaw Ozark Corridor

  9. 9

    Take the exit slight right toward MO E: Rolla

    910 ft · 19 sec

  10. 10

    Enter the roundabout and take exit 4 toward Tim Bradley Way

    90 m · 6 sec · Tim Bradley Way

  11. 11

    Exit the roundabout onto Tim Bradley Way

    2010 ft · 49 sec · Tim Bradley Way

  12. 12

    Turn slight right onto North Bishop Avenue

    9 m · 1 sec · North Bishop Avenue

  13. 13

    Keep slight right to continue on North Bishop Avenue

    44 m · 3 sec · North Bishop Avenue

  14. 14

    Continue on North Bishop Avenue

    64.3 mi · 1 hr 20 min · North Bishop Avenue

  15. 15

    Turn right

    1.1 km · 1 min

  16. 16

    Turn left onto South Elm Street

    1028 ft · 21 sec · South Elm Street

  17. 17

    Continue on Peabody Avenue

    1637 ft · 36 sec · Peabody Avenue

  18. 18

    Take the ramp right toward US 60 West: Mountain Grove

    857 ft · 21 sec

  19. 19

    Merge slight left

    28.4 mi · 33 min

  20. 20

    Take the exit slight right toward US 60 BUS, MO 5 South, MO EE: Mansfield, Ava

    981 ft · 30 sec

  21. 21

    Turn left

    10.7 mi · 15 min

  22. 22

    Continue straight

    1.7 mi · 3 min

  23. 23

    Turn left onto Springfield Road

    1.1 km · 1 min · Springfield Road

  24. 24

    Enter the roundabout and take exit 1 toward North Jefferson Street

    5 m · 1 sec · North Jefferson Street

  25. 25

    Exit the roundabout onto North Jefferson Street

    3270 ft · 1 min · North Jefferson Street

  26. 26

    Arrive at your destination

    0 m · 1 sec · South Jefferson Street

Car Route Details

A richer read on the saved driving route between St. Louis and Ava.

OSRM road route
Drive Character

Interchange-aware route

The drive includes several ramps, exits, or merges, so checking the next few maneuvers before busy interchanges is useful.

Directions
26 steps
10 turns on the saved route
Ramps & Exits
10
2 merges, 8 ramps or exits
Navigation Density
12.1 / 100 mi
Decision points by distance
Main Roads
Henry Shaw Ozark Corridor
91.3 mi · 43%
North Bishop Avenue
64.3 mi · 30%
US 60 West
28.5 mi · 13%
Police Officer Ernest M. Brockman Sr. Memorial H
3.53 mi · 2%
Officer Michael Barwick Memorial Highway
3.46 mi · 2%
Police Officer Robert Stanze Memorial Highway
2.75 mi · 1%
Longest Stretch

Henry Shaw Ozark Corridor

Continue on Henry Shaw Ozark Corridor

91.3 mi · 01h 40m

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 17m
Long day trip
Same-Day Return
08h 34m
Round-trip wheel time
Road vs Air
+36.8 mi
177.4 mi direct line
Halfway Stop
Rolla
02h 08m from St. Louis
Leave By
8:26 AM CDT
Early departure recommended
Weather Watch

Mostly Cloudy then Slight Chance Rain Showers leaving St. Louis and Chance Rain Showers near Ava.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from St. Louis to Ava?

The road trip is about 214.2 miles (344.7 km) and usually takes 04h 17m 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?

Rolla is a useful midpoint, sitting about 107.1 miles from St. Louis and 107.1 miles from Ava.

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

The direct path is about 177.4 miles (285.5 km), while the road route adds roughly 36.8 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 8:26 AM CDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $28.51 one way or $57.02 round trip. Estimated CO2 is about 67.2 kg one way.

What should you check before leaving?

Before you leave, expect Mostly Cloudy then Slight Chance Rain Showers around St. Louis and Chance Rain Showers near Ava.

Stop Ideas Near Rolla

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

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

RAIL

Jefferson City

78 mi away
101 Jefferson Street
RAIL

Hermann

89 mi away
Wharf & Gutenberg Sts.
RAIL

Washington

95 mi away
301 West Front St.

Flight Path Map

This map shows the direct air route between St. Louis and Ava. Straight-line distance: 177.41 mi (285.51 km).

St. Louis

#1 St. Louis

The second most populous city in Missouri and the center of the St.

Population315,685
Coordinates38.6272700, -90.1978900
Altitude142
CountryUnited States
Ava

#2 Ava

City in Myanmar

Population2,905
Coordinates36.9520000, -92.6604500
Altitude391
CountryUnited States
Start: St. Louis (-90.19789, 38.62727)
End: Ava (-92.66045, 36.952)

Estimated Travel Time

Distance: 345 km by road

SpeedTime
30 mph (48.3 km/h)07h 08m
40 mph (64.37 km/h)05h 21m
50 mph (80.47 km/h)04h 17m
60 mph (96.56 km/h)03h 34m
70 mph (112.65 km/h)03h 03m
80 mph (129 km/h)02h 40m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
7.56 gal
28.61 L · about $28.51
Round trip
$57.02
15.12 gal · 57.22 L
Estimated CO2
67.2 kg one way
Round trip: 134.4 kg / 296 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.77 $28.51 $57.02
Mid-grade $4.25 $32.15 $64.31
Premium $4.65 $35.18 $70.37
Diesel $5.30 $40.10 $80.20

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 12, 2026

There is no time difference between St. Louis and Ava. The current time is 12:19:13.

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.