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

The driving distance from St. Louis, MO to Hazelwood, MO is about 16.8 miles (27.1 km), with a travel time of about 00h 27m by car.

  • The straight-line flight distance is about 13.7 miles (22 km).
  • For a round trip, plan for roughly 00h 55m 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
16.86 mi
00h 27m
Flight
13.65 mi
21.97 km direct

This is an easy same-day return drive.

Learn Distance

Choose another destination from St. Louis.

Flight Distance

Direct air line
13.65 mi
Kilometers
21.97 km
Flight Time
00h 01m

Driving Distance

Road route
16.86 mi
Kilometers
27.13 km
Drive Time
00h 27m

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 27m.

Arrival Snapshot
Arrive in Hazelwood
Tue, May 12, 8:05 PM CDT
Return by in St. Louis
Tue, May 12, 8:33 PM CDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave St. Louis
2026-05-12T19:38
Arrive Hazelwood
Tue, May 12, 8:05 PM CDT
Route Timing
00h 27m
One way by road
Best Departure Window
7:00 AM to 7:00 PM CDT
Leave when it suits your day
Arrive between
7:28 AM to 7:28 PM CDT

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

Leave by
7:34 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

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
Northwoods
MO

City in Saint Louis County, Missouri, United States

From St. Louis
8.5 mi
00h 13m
To Hazelwood
8.5 mi
00h 13m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
84°F
Tuesday

Sunny

Starts
Tue, May 12 6:00 AM CDT
Wind
3 to 12 mph S
Destination
83°F
Tuesday

Sunny

Starts
Tue, May 12 6:00 AM CDT
Wind
6 to 15 mph SW

Driving Route Map

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

Turn-by-Turn Driving Directions

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

  1. 1

    Start on Market Street

    26 m · 6 sec · Market Street

  2. 2

    Turn right onto North Tucker Boulevard

    1.3 km · 2 min · North Tucker Boulevard

  3. 3

    Turn left onto North 13th Street

    1274 ft · 25 sec · North 13th Street

  4. 4

    Continue on North 13th Street

    111 m · 6 sec · North 13th Street

  5. 5

    Continue on North Florissant Avenue

    3.5 mi · 6 min · North Florissant Avenue

  6. 6

    Take the ramp slight left toward I 70 West

    773 ft · 12 sec

  7. 7

    Merge slight left onto Mark Twain Expressway

    6.5 mi · 9 min · Mark Twain Expressway

  8. 8

    Take the exit slight right toward I 170 North: Cargo City

    1568 ft · 33 sec

  9. 9

    Merge slight left onto Inner Belt Expressway

    2.7 mi · 3 min · Inner Belt Expressway

  10. 10

    Keep slight left to continue on I 270 West: Kansas City

    3260 ft · 56 sec

  11. 11

    Merge slight left onto Rosemary Straub Davison Highway

    2608 ft · 37 sec · Rosemary Straub Davison Highway

  12. 12

    Take the exit slight right toward US 67: Lindbergh Boulevard

    1889 ft · 56 sec

  13. 13

    Turn left onto North Lindbergh Boulevard

    1.2 km · 2 min · North Lindbergh Boulevard

  14. 14

    Turn right onto Chapel Ridge Drive

    1567 ft · 1 min · Chapel Ridge Drive

  15. 15

    Arrive at your destination

    0 m · 1 sec · Chapel Ridge Drive

Car Route Details

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

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
15 steps
4 turns on the saved route
Ramps & Exits
6
3 merges, 3 ramps or exits
Navigation Density
88.8 / 100 mi
Decision points by distance
Main Roads
Mark Twain Expressway
6.55 mi · 39%
North Florissant Avenue
3.47 mi · 21%
Inner Belt Expressway
2.73 mi · 16%
North Tucker Boulevard
0.8 mi · 5%
North Lindbergh Boulevard
0.77 mi · 5%
I 270 West
0.62 mi · 4%
Longest Stretch

Mark Twain Expressway

Merge slight left onto Mark Twain Expressway

6.55 mi · 00h 09m

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 27m
Quick drive
Same-Day Return
00h 56m
Round-trip wheel time
Road vs Air
+3.1 mi
13.7 mi direct line
Halfway Stop
Northwoods
00h 13m from St. Louis
Leave By
7:34 PM CDT
Flexible departure
Weather Watch

Sunny leaving St. Louis and Sunny near Hazelwood.

Trip Questions

Direct answers travelers usually want before committing to the drive.

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

The road trip is about 16.8 miles (27.1 km) and usually takes 00h 27m 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?

Northwoods is a useful midpoint, sitting about 8.5 miles from St. Louis and 8.5 miles from Hazelwood.

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

The direct path is about 13.7 miles (22 km), while the road route adds roughly 3.1 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 7:00 AM to 7:00 PM CDT. If you want a more comfortable same-day return, try to leave by 7:34 PM CDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $2.22 one way or $4.45 round trip. Estimated CO2 is about 5.2 kg one way.

What should you check before leaving?

Before you leave, expect Sunny around St. Louis and Sunny near Hazelwood.

Stop Ideas Near Northwoods

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

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

RAIL

Gateway Transportation Center

11 mi away
551 South 16th St.
RAIL

Kirkwood

17 mi away
110 West Argonne Dr.
RAIL

Alton

26 mi away
3400 College Ave.
RAIL

Washington

65 mi away
301 West Front St.

Flight Path Map

This map shows the direct air route between St. Louis and Hazelwood. Straight-line distance: 13.65 mi (21.97 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
Hazelwood

#2 Hazelwood

Suburb city of St.

Population25,042
Coordinates38.7714400, -90.3709500
Altitude171
CountryUnited States
Start: St. Louis (-90.19789, 38.62727)
End: Hazelwood (-90.37095, 38.77144)

Estimated Travel Time

Distance: 27 km by road

SpeedTime
30 mph (48.3 km/h)00h 33m
40 mph (64.37 km/h)00h 25m
50 mph (80.47 km/h)00h 20m
60 mph (96.56 km/h)00h 16m
70 mph (112.65 km/h)00h 14m
80 mph (129 km/h)00h 12m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
0.59 gal
2.25 L · about $2.22
Round trip
$4.45
1.18 gal · 4.5 L
Estimated CO2
5.2 kg one way
Round trip: 10.5 kg / 23 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.77 $2.22 $4.45
Mid-grade $4.25 $2.51 $5.02
Premium $4.65 $2.75 $5.49
Diesel $5.30 $3.13 $6.26

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 13, 2026

There is no time difference between St. Louis and Hazelwood. The current time is 19:38:01.

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.