Flights Jacksonville → San Juan
JAX → SJU
Route overview
The flight route from Jacksonville to San Juan operates with an average of 34 flights per year, using Embraer 190 aircraft. With a 72% on-time performance rate and an average delay of 8.9 minutes when not on schedule, the service maintains relatively high punctuality despite operating between two cities with significant distance and varying weather conditions.
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 Jacksonville (JAX) → San Juan (SJU) route is operated by JetBlue Airways. Across 65 flights monitored in recent months, 73% arrived on time (within 15 min of schedule), with an average delay of 6 minutes. The cancellation rate is 4.62%. FlightGuard's average computed risk is 19.1/100 (medium), updated in real time from weather, ATC delays, strikes, NOTAMs, fuel and flight history. At San Juan the average ATFM delay is 2.0 minutes (main cause: atfm). Departing from Jacksonville the average ATFM delay is 2.0 minutes.
Heading to San Juan: what to expect in this direction
Flying from Jacksonville (JAX) to San Juan (SJU) heads south-east for about 2,073 km, a flight time of roughly 3h 1m.
Departures from Jacksonville on this leg cluster in the midday window: about 43% of JAX-SJU flights take off then.
Air-traffic congestion: departing Jacksonville the average ATFM delay is 2.0 min (atfm); arriving into San Juan it is 2.0 min (atfm).
Across 65 tracked JAX-SJU flights, 73% left on time with an average delay of 6 min and a 4.6% cancellation rate.
Route facts
Flights on this route
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Airline punctuality on this route
| Airline | On-time | Average delay | Cancellations |
|---|---|---|---|
| JetBlue Airways (B6) | 72% | 14 min | 1.7% |
Airlines operating JAX-SJU
Airports
Frequently asked questions about JAX-SJU
On the Jacksonville (JAX) -> San Juan (SJU) route, on-time performance is 73% with an average delay of 6 minutes, based on 65 tracked flights.
The cancellation rate on Jacksonville-San Juan is 4.62% across 65 monitored flights.
The route is operated by 1 airline: JetBlue Airways.
Enter your flight number on FlightGuard for a real-time analysis based on 9 factors: weather at San Juan, 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.
