FLL to SJU flight delays & on-time performance
Nonstop flights from Fort Lauderdale Hollywood International Airport to Luis Munoz Marin International Airport · 1,046 miles · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at FLL or SJU right now. Individual flights can still be delayed by the airline; check with your airline for your flight.
Key facts
- Flights from Fort Lauderdale (FLL) to San Juan (SJU) arrived on time 67% of the time in Aug 2025 – Jul 2026, worse than the 78% national average.
- 1.6% were cancelled, and 10% arrived an hour or more late.
- JetBlue was the most punctual airline here (69% on time); Spirit Airlines was the least (53%).
- Departures scheduled around 7am did best (92% on time); around 9pm did worst (43%).
- Tuesday was the most reliable day to fly (77% on time) and Sunday the least (58%).
- The largest source of delay minutes was late-arriving aircraft (44%).
Which airline is most on time from FLL to SJU?
Ranked by on-time arrival rate. Regional airlines fly under their partner's brand (e.g. SkyWest for Delta Connection or United Express).
| Airline | On time | Cancelled | Avg delay | 1 hr+ late | Flights |
|---|---|---|---|---|---|
| JetBlue | 69% | 1.6% | 19 min | 9.2% | 1,677 |
| Southwest Airlines | 65% | 0.4% | 17 min | 8.5% | 248 |
| Frontier Airlines | 60% | 4.0% | 45 min | 13.9% | 150 |
| Spirit Airlines | 53% | 1.9% | 33 min | 16.3% | 263 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
- 5am89%28 flights
- 6am92%167 flights
- 7am92%165 flights
- 8am82%155 flights
- 9am75%77 flights
- 10am56%48 flights
- 11am56%313 flights
- 12pm56%192 flights
- 1pm68%157 flights
- 2pm67%153 flights
- 3pm68%51 flights
- 4pm61%178 flights
- 5pm70%140 flights
- 6pm61%207 flights
- 7pm54%91 flights
- 8pm57%76 flights
- 9pm43%115 flights
- 10pm56%25 flights
Best day of the week
On-time arrival rate by day of departure.
- Monday64%1.7% cancelled
- Tuesday77%0.7% cancelled
- Wednesday76%0.4% cancelled
- Thursday69%0.3% cancelled
- Friday65%0.3% cancelled
- Saturday61%3.8% cancelled
- Sunday58%3.8% cancelled
On-time trend by month
Why flights are late
Share of delay minutes by cause, as reported by airlines to the DOT.
- Late-arriving aircraft44%
- Airline (crew, maintenance, cleaning, fueling)39%
- Air traffic control & airport congestion14%
- Extreme weather3%
- Security0%
Why flights are cancelled
Share of cancellations by reason.
- Air traffic control & airport congestion50%
- Airline (crew, maintenance, cleaning, fueling)39%
- Extreme weather11%
- Security0%
FLL to SJU: common questions
- How often are FLL to SJU flights on time?
- 67% of flights arrived less than 15 minutes late in Aug 2025 – Jul 2026, compared with 78% for all US flights.
- How often are flights from Fort Lauderdale to San Juan cancelled?
- 1.6% of scheduled flights were cancelled (38 of 2,338).
- How long are typical delays?
- Across all flights the average arrival delay was 22 min (early arrivals count as zero). Flights that were late arrived 62 min behind schedule on average, and 10.2% of flights were an hour or more late.
- How long is taxi time at FLL?
- Flights on this route spent 17 min taxiing from the gate to takeoff on average.
Related routes
Return trip: SJU to FLL — 75% on time
More flights from Fort Lauderdale
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. Route: FLL → SJU, nonstop flights by US airlines that report to the DOT. How we calculate this.