STL (St. Louis) to SAV (Savannah) flights arrive on time 90% of the time. The most reliable airline on this route is Southwest Airlines at 90%. The average delay is 26 minutes. Delays on this route are most often caused by the airline (crew, maintenance, or boarding).
Source: Bureau of Transportation Statistics. Updated March 2026.STL → SAV
STL (St. Louis) to SAV (Savannah)
STL → SAV on-time performance by month
25
JanFebMarAprMayJunJulAugSepOctNovDec
Worse
Better
This route is usually on time. About 90% of flights arrive on schedule.
Delays on this route are most often caused by the airline (crew, maintenance, or boarding).
Accurate?
Accurate?
Good to know
Departing from STL
81% on timeTSA is currently ~20 min. Best time: 4 AM (about 5 min).
Arriving at SAV
80% on timeWhen flights into SAV are late, the average delay is 73 minutes. Build buffer if you have ground plans.
If connecting at SAV: TSA is ~14 min right now. Allow at least 60 minutes for a domestic connection.
Flight cancelled or delayed?
Check what Southwest Airlines owes you — refund rights, action plan, complaint email. Free.
Free flight briefing
Know before you go
Flying STL → SAV? We'll brief you before takeoff.
Delay riskDOT stats + live data
TSA waitCurrent checkpoint lines
WeatherBoth airports
Gate & terminalLive updates
Know someone flying soon?
Send them the link — delay data, TSA waits, weather, all free.
Data last updated March 2026. Source: Bureau of Transportation Statistics.