Flights Islip → West Palm Beach
ISP → PBI
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 Islip (ISP) → West Palm Beach (PBI) route is operated by Southwest Airlines. Across 337 flights monitored in recent months, 66% arrived on time (within 15 min of schedule), with an average delay of 25 minutes. The cancellation rate is 4.75%. FlightGuard's average computed risk is 10.7/100 (low), updated in real time from weather, ATC delays, strikes, NOTAMs, fuel and flight history. At West Palm Beach the average ATFM delay is 2.0 minutes (main cause: atfm). Departing from Islip the average ATFM delay is 3.5 minutes.
Flights on this route
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Airline punctuality on this route
| Airline | On-time | Average delay | Cancellations |
|---|---|---|---|
| Southwest Airlines (WN) | 73% | 5 min | 0.9% |
Airlines operating ISP-PBI
Airports
Frequently asked questions about ISP-PBI
On the Islip (ISP) -> West Palm Beach (PBI) route, on-time performance is 66% with an average delay of 25 minutes, based on 337 tracked flights.
The cancellation rate on Islip-West Palm Beach is 4.75% across 337 monitored flights.
The route is operated by 1 airline: Southwest Airlines.
Enter your flight number on FlightGuard for a real-time analysis based on 9 factors: weather at West Palm Beach, 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.
