Flights Newark → Louisville
EWR → SDF
Route overview
The flight route from Newark to Louisville has an on-time performance rate of 82%, with an average delay of just six minutes. Since the origin airport in Newark opened in 2001, this route has seen a total of 263 flights, connecting to a destination city that serves over three million passengers annually at its airport.
Your rights on this US flight (DOT)
US flights have no statutory cash compensation for delays. Under the US DOT rules, if your flight is cancelled or significantly changed and you decline rebooking, you're owed an automatic refund of the unused ticket. The tarmac-delay limit is 3 hours (domestic) / 4 hours (international). Amenities for controllable delays depend on each airline's contract of carriage.
US flight refund rules & checker →General information, not legal advice.
The Newark (EWR) → Louisville (SDF) route is operated by United Airlines. Across 348 flights monitored in recent months, 85% arrived on time (within 15 min of schedule), with an average delay of 4 minutes. The cancellation rate is 3.45%. FlightGuard's average computed risk is 19.6/100 (medium), updated in real time from weather, ATC delays, strikes, NOTAMs, fuel and flight history. At Louisville the average ATFM delay is 2.0 minutes (main cause: atfm). Departing from Newark the average ATFM delay is 2.0 minutes.
Heading to Louisville: what to expect in this direction
Flying from Newark (EWR) to Louisville (SDF) heads west for about 1,031 km, a flight time of roughly 1h 43m.
Departures from Newark on this leg cluster in the midday window: about 66% of EWR-SDF flights take off then.
Air-traffic congestion: departing Newark the average ATFM delay is 2.0 min (atfm); arriving into Louisville it is 2.0 min (atfm).
Across 348 tracked EWR-SDF flights, 85% left on time with an average delay of 4 min and a 3.5% cancellation rate.
Route facts
Flights on this route
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Airline punctuality on this route
| Airline | On-time | Average delay | Cancellations |
|---|---|---|---|
| United Airlines (UA) | 74% | 10 min | 6.9% |
Airlines operating EWR-SDF
Airports
Frequently asked questions about EWR-SDF
On the Newark (EWR) -> Louisville (SDF) route, on-time performance is 85% with an average delay of 4 minutes, based on 348 tracked flights.
The cancellation rate on Newark-Louisville is 3.45% across 348 monitored flights.
The route is operated by 1 airline: United Airlines.
Enter your flight number on FlightGuard for a real-time analysis based on 9 factors: weather at Louisville, ATC delays, strikes, NOTAMs, fuel, airline punctuality and recent trends.
US flights have no statutory cash compensation for delays. Under US DOT rules, if the airline cancels or significantly changes your flight and you decline rebooking, you're owed an automatic refund of the unused ticket. The tarmac-delay limit is 3 hours (domestic) / 4 hours (international). Meals or hotels for controllable delays depend on each airline's contract of carriage.
