How far is St. Louis, MO from Sunset Hills, MO?

The driving distance from St. Louis, MO to Sunset Hills, MO is about 15.8 miles (25.4 km), with a travel time of about 00h 25m by car.

  • The straight-line flight distance is about 12.9 miles (20.7 km).
  • For a round trip, plan for roughly 00h 50m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 7:00 AM to 7:00 PM CDT.
Trip Tools

Reverse, save, or send this route

This is an easy same-day return drive. Copy the route link, send it to another device, or print a clean version before you head out.

Reverse Route
Quick Snapshot
Road
15.79 mi
00h 25m
Flight
12.86 mi
20.69 km direct

This is an easy same-day return drive.

Learn Distance

Choose another destination from St. Louis.

Flight Distance

Direct air line
12.86 mi
Kilometers
20.69 km
Flight Time
00h 01m

Driving Distance

Road route
15.79 mi
Kilometers
25.41 km
Drive Time
00h 25m

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 00h 25m.

Arrival Snapshot
Arrive in Sunset Hills
Sun, May 31, 7:50 AM CDT
Return by in St. Louis
Sun, May 31, 8:15 AM CDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave St. Louis
2026-05-31T07:24
Arrive Sunset Hills
Sun, May 31, 7:50 AM CDT
Route Timing
00h 25m
One way by road
Best Departure Window
7:00 AM to 7:00 PM CDT
Leave when it suits your day
Arrive between
7:25 AM to 7:25 PM CDT

This is a short drive, so your comfort window is wide. Traffic and current weather matter more than the clock.

Leave by
7:40 PM CDT
Keeps a same-day return open with about 01h 30m at the destination.
Back in St. Louis
10:00 PM CDT
Flexible departure

This departure sits inside the recommended comfort window for the route.

Halfway Point

A useful midpoint for breaks, coffee, or meeting in the middle.

Mid-route stop
Maplewood
MO

City in Missouri, United States

From St. Louis
7.9 mi
00h 12m
To Sunset Hills
7.9 mi
00h 12m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
83°F
Sunday

Scattered Rain Showers

Starts
Sun, May 31 6:00 AM CDT
Wind
6 mph SE
Destination
83°F
Sunday

Scattered Showers And Thunderstorms

Starts
Sun, May 31 6:00 AM CDT
Wind
5 mph SE

Driving Route Map

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

Turn-by-Turn Driving Directions

Step-by-step road directions between St. Louis and Sunset Hills.

  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

    2.8 mi · 3 min · Police Officer Ernest M. Brockman Sr. Memorial Highway

  8. 8

    Take the exit slight right toward US 61, US 67, US 50 East: Lindbergh Boulevard

    1055 ft · 28 sec

  9. 9

    Turn left onto South Kirkwood Road

    1636 ft · 42 sec · South Kirkwood Road

  10. 10

    Continue on South Lindbergh Boulevard

    1.6 km · 2 min · South Lindbergh Boulevard

  11. 11

    Turn sharp right onto Ronnie Lane

    554 ft · 30 sec · Ronnie Lane

  12. 12

    Turn left onto Matthews Lane

    104 m · 15 sec · Matthews Lane

  13. 13

    Turn slight right

    31 m · 5 sec

  14. 14

    Turn right onto Cinema Lane

    2083 ft · 2 min · Cinema Lane

  15. 15

    Turn left onto Robyn Hills Drive

    99 m · 14 sec · Robyn Hills Drive

  16. 16

    Arrive at your destination

    0 m · 1 sec · Robyn Hills Drive

Car Route Details

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

OSRM road route
Drive Character

Turn-heavy local drive

The route has frequent decision points for its length, so lane choice and turn timing will matter more than cruising speed.

Directions
16 steps
7 turns on the saved route
Ramps & Exits
3
1 merges, 2 ramps or exits
Navigation Density
101.3 / 100 mi
Decision points by distance
Main Roads
Officer Michael Barwick Memorial Highway
3.46 mi · 22%
Police Officer Ernest M. Brockman Sr. Memorial H
2.77 mi · 18%
Police Officer Robert Stanze Memorial Highway
2.75 mi · 17%
Officer David Haynes Memorial Highway
2.28 mi · 14%
South Jefferson Avenue
1.21 mi · 8%
Market Street
0.99 mi · 6%
Longest Stretch

Officer Michael Barwick Memorial Highway

Continue on Officer Michael Barwick Memorial Highway

3.46 mi · 00h 04m

Route Summary

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

Trip Read

A short regional drive

This route is short enough to handle as a quick errand, commute, or easy same-day return without much planning overhead.

Drive Time
00h 25m
Quick drive
Same-Day Return
00h 50m
Round-trip wheel time
Road vs Air
+2.9 mi
12.9 mi direct line
Halfway Stop
Maplewood
00h 12m from St. Louis
Leave By
7:40 PM CDT
Flexible departure
Weather Watch

Scattered Rain Showers leaving St. Louis and Scattered Showers And Thunderstorms near Sunset Hills.

Trip Questions

Direct answers travelers usually want before committing to the drive.

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

The road trip is about 15.8 miles (25.4 km) and usually takes 00h 25m in normal driving conditions.

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

This route is short enough to handle as a quick errand, commute, or easy same-day return without much planning overhead.

What is the halfway point on this route?

Maplewood is a useful midpoint, sitting about 7.9 miles from St. Louis and 7.9 miles from Sunset Hills.

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

The direct path is about 12.9 miles (20.7 km), while the road route adds roughly 2.9 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 7:00 AM to 7:00 PM CDT. If you want a more comfortable same-day return, try to leave by 7:40 PM CDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $2.11 one way or $4.22 round trip. Estimated CO2 is about 5 kg one way.

What should you check before leaving?

Before you leave, expect Scattered Rain Showers around St. Louis and Scattered Showers And Thunderstorms near Sunset Hills.

Stop Ideas Near Maplewood

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

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

RAIL

Kirkwood

8 mi away
110 West Argonne Dr.
RAIL

Gateway Transportation Center

10 mi away
551 South 16th St.
RAIL

Alton

36 mi away
3400 College Ave.
RAIL

Washington

60 mi away
301 West Front St.

Flight Path Map

This map shows the direct air route between St. Louis and Sunset Hills. Straight-line distance: 12.86 mi (20.69 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
Sunset Hills

#2 Sunset Hills

City in Saint Louis County, Missouri, United States

Population8,448
Coordinates38.5389400, -90.4073400
Altitude188
CountryUnited States
Start: St. Louis (-90.19789, 38.62727)
End: Sunset Hills (-90.40734, 38.53894)

Estimated Travel Time

Distance: 25 km by road

SpeedTime
30 mph (48.3 km/h)00h 31m
40 mph (64.37 km/h)00h 23m
50 mph (80.47 km/h)00h 18m
60 mph (96.56 km/h)00h 15m
70 mph (112.65 km/h)00h 13m
80 mph (129 km/h)00h 11m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
0.56 gal
2.11 L · about $2.11
Round trip
$4.22
1.12 gal · 4.22 L
Estimated CO2
5 kg one way
Round trip: 10 kg / 22 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.77 $2.11 $4.22
Mid-grade $4.25 $2.38 $4.76
Premium $4.65 $2.61 $5.21
Diesel $5.30 $2.97 $5.94

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 · May 31, 2026

There is no time difference between St. Louis and Sunset Hills. The current time is 07:24:51.

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.