How far is Saint Peters, MO from Kirkwood, MO?

The driving distance from Saint Peters, MO to Kirkwood, MO is about 27.6 miles (44.4 km), with a travel time of about 00h 38m by car.

  • The straight-line flight distance is about 19.1 miles (30.8 km).
  • For a round trip, plan for roughly 01h 16m 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
27.58 mi
00h 38m
Flight
19.11 mi
30.75 km direct

This is an easy same-day return drive.

Learn Distance

Choose another destination from Saint Peters.

Flight Distance

Direct air line
19.11 mi
Kilometers
30.75 km
Flight Time
00h 02m

Driving Distance

Road route
27.58 mi
Kilometers
44.39 km
Drive Time
00h 38m

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 38m.

Arrival Snapshot
Arrive in Kirkwood
Mon, Jun 1, 8:12 PM CDT
Return by in Saint Peters
Mon, Jun 1, 8:50 PM CDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Saint Peters
2026-06-01T19:34
Arrive Kirkwood
Mon, Jun 1, 8:12 PM CDT
Route Timing
00h 38m
One way by road
Best Departure Window
7:00 AM to 7:00 PM CDT
Leave when it suits your day
Arrive between
7:38 AM to 7:38 PM CDT

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

Leave by
7:14 PM CDT
Keeps a same-day return open with about 01h 30m at the destination.
Back in Saint Peters
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
Bridgeton
MO

City in St.

From Saint Peters
13.8 mi
00h 19m
To Kirkwood
13.8 mi
00h 19m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
84°F
Monday

Chance Showers And Thunderstorms then Partly Sunny

Starts
Mon, Jun 1 6:00 AM CDT
Wind
2 to 6 mph NE
Destination
83°F
Today

Mostly Cloudy

Starts
Mon, Jun 1 9:00 AM CDT
Wind
2 to 6 mph NE

Driving Route Map

The map below follows the saved road route between Saint Peters and Kirkwood.

Turn-by-Turn Driving Directions

Step-by-step road directions between Saint Peters and Kirkwood.

  1. 1

    Start on the route

    1.2 mi · 1 min

  2. 2

    Take the exit slight right toward MO 79: Elsberry, Louisiana

    725 ft · 15 sec

  3. 3

    Keep slight left to continue on MO 79

    117 m · 15 sec

  4. 4

    Turn left

    652 ft · 11 sec

  5. 5

    Take the ramp slight right toward I 70 East

    1294 ft · 19 sec

  6. 6

    Merge slight left

    11.9 mi · 15 min

  7. 7

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

    872 ft · 12 sec

  8. 8

    Keep slight right to continue on I 270 South: Memphis

    2339 ft · 33 sec

  9. 9

    Continue on I 270 South: Memphis

    723 ft · 10 sec

  10. 10

    Merge slight left

    9.1 mi · 11 min

  11. 11

    Take the exit slight right toward MO 100: Manchester Road

    1507 ft · 21 sec

  12. 12

    Keep slight left to continue on MO 100 East: Manchester Road East

    1501 ft · 51 sec

  13. 13

    Keep slight left to continue on MO 100 East: Manchester Road

    87 m · 10 sec

  14. 14

    Continue on MO 100 East: Manchester Road

    634 ft · 18 sec

  15. 15

    Turn slight left onto Manchester Road

    1.8 mi · 3 min · Manchester Road

  16. 16

    Turn right onto North Geyer Road

    41 m · 5 sec

  17. 17

    Turn slight right onto North Geyer Road

    1.1 km · 2 min · North Geyer Road

  18. 18

    Continue on North Geyer Road

    1987 ft · 60 sec · North Geyer Road

  19. 19

    Turn left onto West Adams Avenue

    2499 ft · 1 min · West Adams Avenue

  20. 20

    Arrive at your destination

    0 m · 1 sec · West Adams Avenue

Car Route Details

A richer read on the saved driving route between Saint Peters and Kirkwood.

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
20 steps
5 turns on the saved route
Ramps & Exits
6
2 merges, 4 ramps or exits
Navigation Density
72.5 / 100 mi
Decision points by distance
Main Roads
I 70 East
12.1 mi · 44%
I 270 South
9.73 mi · 35%
Manchester Road
1.82 mi · 7%
North Geyer Road
1.07 mi · 4%
West Adams Avenue
0.47 mi · 2%
MO 100 East
0.46 mi · 2%
Longest Stretch

I 70 East

Merge slight left

11.9 mi · 00h 15m

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 38m
Quick drive
Same-Day Return
01h 16m
Round-trip wheel time
Road vs Air
+8.5 mi
19.1 mi direct line
Halfway Stop
Bridgeton
00h 19m from Saint Peters
Leave By
7:14 PM CDT
Flexible departure
Weather Watch

Chance Showers And Thunderstorms then Partly Sunny leaving Saint Peters and Mostly Cloudy near Kirkwood.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Saint Peters to Kirkwood?

The road trip is about 27.6 miles (44.4 km) and usually takes 00h 38m 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?

Bridgeton is a useful midpoint, sitting about 13.8 miles from Saint Peters and 13.8 miles from Kirkwood.

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

The direct path is about 19.1 miles (30.8 km), while the road route adds roughly 8.5 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 7:14 PM CDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $3.66 one way or $7.32 round trip. Estimated CO2 is about 8.6 kg one way.

What should you check before leaving?

Before you leave, expect Chance Showers And Thunderstorms then Partly Sunny around Saint Peters and Mostly Cloudy near Kirkwood.

Stop Ideas Near Bridgeton

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

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

RAIL

Kirkwood

21 mi away
110 West Argonne Dr.
RAIL

Gateway Transportation Center

24 mi away
551 South 16th St.
RAIL

Alton

28 mi away
3400 College Ave.
RAIL

Washington

57 mi away
301 West Front St.

Flight Path Map

This map shows the direct air route between Saint Peters and Kirkwood. Straight-line distance: 19.11 mi (30.75 km).

Saint Peters

#1 Saint Peters

The most populous city in St.

Population58,043
Coordinates38.8003300, -90.6265100
Altitude134
CountryUnited States
Kirkwood

#2 Kirkwood

Suburb of St.

Population27,866
Coordinates38.5833900, -90.4067800
Altitude201
CountryUnited States
Start: Saint Peters (-90.62651, 38.80033)
End: Kirkwood (-90.40678, 38.58339)

Estimated Travel Time

Distance: 44 km by road

SpeedTime
30 mph (48.3 km/h)00h 55m
40 mph (64.37 km/h)00h 41m
50 mph (80.47 km/h)00h 33m
60 mph (96.56 km/h)00h 27m
70 mph (112.65 km/h)00h 23m
80 mph (129 km/h)00h 20m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
0.97 gal
3.68 L · about $3.66
Round trip
$7.32
1.94 gal · 7.36 L
Estimated CO2
8.6 kg one way
Round trip: 17.2 kg / 38 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.77 $3.66 $7.32
Mid-grade $4.25 $4.13 $8.25
Premium $4.65 $4.51 $9.03
Diesel $5.30 $5.14 $10.29

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 · Jun 02, 2026

There is no time difference between Saint Peters and Kirkwood. The current time is 19:34:34.

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.