SDF (Louisville) to LGA (New York) flights arrive on time 86% of the time. The most reliable airline on this route is Republic Airways at 87%. The average delay is 76 minutes. Delays on this route are most often caused by the airline (crew, maintenance, or boarding).
Source: Bureau of Transportation Statistics. Updated March 2026.SDF → LGA
SDF (Louisville) to LGA (New York)
SDF → LGA on-time performance by month
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This route is usually on time. About 86% of flights arrive on schedule.
Delays on this route are most often caused by the airline (crew, maintenance, or boarding).
Accurate?
Republic Airways is significantly more reliable on this route at 87% on time vs Endeavor Air at 72%.
Airline Comparison
Republic Airways leads at 87% on time; Endeavor Air trails at 72%.
Accurate?
Good to know
Departing from SDF
81% on timeExpect ~17 min sitting on the taxiway after your gate pushes back. SDF has long runway queues.
TSA is currently ~5 min. Best time: 4 AM (about 5 min).
Arriving at LGA
80% on timeWhen flights into LGA are late, the average delay is 76 minutes. Build buffer if you have ground plans.
If connecting at LGA: TSA is ~5 min right now. Allow at least 60 minutes for a domestic connection.
LGA has a 3.1% cancellation rate — keep the airline app handy for rebooking.
Flight cancelled or delayed?
Check what Republic Airways owes you — refund rights, action plan, complaint email. Free.
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Data last updated March 2026. Source: Bureau of Transportation Statistics.