Flights Baltimore → San Juan
BWI → SJU
How long is the flight from Baltimore to San Juan?
The flight from Baltimore (BWI) to San Juan (SJU) takes 3h 24m on average. That is the median time recorded across 2 scheduled flights on this leg; the actual time varies by a few minutes with wind, routing and take-off queues.
Route overview
The flight route from Baltimore to San Juan operates with a Boeing 737-800 aircraft and has an on-time performance rate of 69%. Over the past period, there have been 311 flights, each averaging a delay of 17.5 minutes. The destination airport sees over ten million passengers annually, making it one of the busiest in its region.
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 Baltimore (BWI) → San Juan (SJU) route is operated by Southwest Airlines. Across 817 flights monitored in recent months, 62% arrived on time (within 15 min of schedule), with an average delay of 24 minutes. The cancellation rate is 1.96%. FlightGuard's average computed risk is 26.7/100 (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 Baltimore the average ATFM delay is 5.5 minutes.
Heading to San Juan: what to expect in this direction
Flying from Baltimore (BWI) to San Juan (SJU) heads south-east for about 2,525 km, a flight time of roughly 3h 24m.
Departures from Baltimore on this leg cluster in the midday window: about 43% of BWI-SJU flights take off then.
Air-traffic congestion: departing Baltimore the average ATFM delay is 5.5 min (atfm); arriving into San Juan it is 2.0 min (atfm).
Across 817 tracked BWI-SJU flights, 62% left on time with an average delay of 24 min and a 2.0% cancellation rate.
Route facts
Flights on this route
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Airline punctuality on this route
| Airline | On-time | Average delay | Cancellations |
|---|---|---|---|
| Southwest Airlines (WN) | 75% | 5 min | 0.3% |
Airlines operating BWI-SJU
Airports
Frequently asked questions about BWI-SJU
The flight from Baltimore (BWI) to San Juan (SJU) takes 3h 24m on average. That is the median time recorded across 2 scheduled flights on this leg; the actual time varies by a few minutes with wind, routing and take-off queues.
On the Baltimore (BWI) -> San Juan (SJU) route, on-time performance is 62% with an average delay of 24 minutes, based on 817 tracked flights.
The cancellation rate on Baltimore-San Juan is 1.96% across 817 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 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.
