STL St. Louis Lambert International Airport
live · 3h ago
St LouisSt. Louis Lambert International Airport09:32·31°C·#143/327
OPSMINOR DELAYS WEATHERVFR
+7 min

St Louis (STL) airport average departure delay right now

Departures +7 min, arrivals no data. No cancellations across 103 tracked flights.

Hour by hour
09:00today +7 min on time

Drag. Solid bars are observed. Hatched bars are expected.

St Louis (STL) delays today: departures are running +7 min, across 103 flights tracked so far. No cancellations have been recorded. Source: official airport boards, METAR weather, Pro Flight Search tracking. Updated 4 September 2026 at 11:18 UTC.

Departures19 timed
On time79%15
Delayed21%4
typical now +7 min
Arrivals33 timed
On time82%27
Delayed18%6
On the boardDeparturesfull board ↗
09:25DL 4839LGA on time
09:30UA 4808ORD on time
09:32AA 3568ORD on time
09:44AA 3546BOS on time
10:05WN 2591BNA on time
10:10WN 2545RDU on time
10:10WN 3185CMH on time
10:10WN 3703MCO on time

When this board posts +15, the median flight leaves +30. Posted vs. actual across every hub: the slippage study →

Arrivalsfull board ↗
09:24AA 3333DFW on time
09:25WN 1400DAL on time
09:25WN 2209SAT on time
09:30WN 1650AUS on time
09:30WN 2008MCI on time
09:30WN 2652OMA on time
In the air to STLlive positions · 3-min feed
5aircraft inbound · next to land WN 1260 from DEN, lands ~09:33
WN 1260DEN
on final · ~09:33
WN 2431DCA
lands ~09:43
WN 2359PHX
lands ~09:45
WN 3792LGA
lands ~09:58

Positions as of 09:27 local · updates every 3 min. Tap any flight to watch it on its own page.

Airlines by median delay todaymedian · min 3 legs
SYSun Country Airlines+22m
Why9 kt WSW winds. Conditions like these carry no delay penalty at STL in our weather × delay record.
Cancelled 0.0%0 of 103 A typical day here runs ~0.6%. Today is holding at or below normal. Weather window Forecast (TAF) 🌤 staying clear No significant weather in the TAF window. Made up in the air Network figure ~29 min Network-wide median for delayed flights in our tracked sample.
Last 30 days

Today is the 2nd worst day of the last 30. Median day: +16 min departures.

Typical week here
+18
MON
+12
TUE
+14
WED
+19
THU
+18
FRI
+17
SAT
+19
SUN

Last 90 days: lightest on Tuesday (+12 min), heaviest on Thursday (+19 min).

Watch this airportfree · no account

One message when STL crosses your line, one when it clears. Nothing else, ever.

Tell me when delays go

From forecast@proflightsearch.com · one-tap unwatch in every message.

Sample · what you getSTL went yellow · departures now +34 min and building · 19:40 local. Weather clears after 03:00. → proflightsearch.com/airport-delays/st-louis-STL

St Louis airport delays today

STL has minor delays. A typical departure is currently +7 min. Cancellations: 0 of 103 tracked flights (0.0%). The calmest upcoming departure hour looks like 10:00 (+8 min expected).

Nearby gateways: IND MCI MDW SDF MEM ORD · Global delay board · Nonstop routes from St Louis

Is St Louis (STL) delayed right now?

STL has minor delays. Departures +7 min, arrivals no data. No cancellations across 103 tracked flights.

What is the current weather at St Louis (STL)?

Winds WSW-240 at 9kt, Vis 10sm, Temp 31°C, Dew 21°C, Alt 30.00 inHg, Sky clear. 31°C. wind 9 kt. visibility >10 km. flight rules VFR.

What is the best day to fly from St Louis (STL)?

Over the last 90 days, Tuesday averaged the lightest departure delays (+12 min). Thursday ran heaviest (+19 min).

How often are flights delayed at STL today?

We tracked 103 flights today: departures +7 min, arrivals no data. No cancellations are recorded in the tracked sample.

What is the TAF forecast for STL?

The next TAF period (VFR) forecasts: Winds SW-220 at 5kt, Vis greater than 6sm, Sky clear.

Cite this data

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Suggested citation

Pro Flight Search: St Louis (STL) live delay and board tracking, measured from official airport boards.

Canonical URL
https://proflightsearch.com/airport-delays/st-louis-STL
How we measure this →
Technical · METAR, flight rules & indexes
VFRRight now visual (VFR). Weather isn’t the binding constraint right now, and the forecast (TAF) below stays visual.
Wind240° 9 kt
Visibility>10 km
Temp / dew31 / 21 °C
Pressure1016 hPa
KSTL 041351Z COR 24009KT 10SM CLR 31/21 A3000 RMK AO2 SLP141 T03060211 $
07:00 to 10:00VFRWinds SW-220 at 5kt, Vis greater than 6sm, Sky clear
10:00 to 18:00VFRWinds WSW-250 at 8kt, Vis greater than 6sm, Scattered clouds at 6000ft
18:00 to 13:00VFRWinds Variable at 5kt, Vis greater than 6sm, Few clouds at 8000ft, Scattered clouds at 25000ft
Dep index
0.6/5
METAR 08:51 local · 41m ago · delay window 06:18 local · How these are computed → methodology