SJU to FLL flight delays & on-time performance
Nonstop flights from Luis Munoz Marin International Airport to Fort Lauderdale Hollywood International Airport · 1,046 miles · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at SJU or FLL right now. Individual flights can still be delayed by the airline; check with your airline for your flight.
Key facts
- Flights from San Juan (SJU) to Fort Lauderdale (FLL) arrived on time 75% of the time in Aug 2025 – Jul 2026, worse than the 78% national average.
- 1.5% were cancelled, and 10% arrived an hour or more late.
- Frontier Airlines was the most punctual airline here (84% on time); Spirit Airlines was the least (60%).
- Departures scheduled around 5am did best (93% on time); around 7pm did worst (53%).
- Wednesday was the most reliable day to fly (80% on time) and Monday the least (70%).
- The largest source of delay minutes was late-arriving aircraft (58%).
Which airline is most on time from SJU to FLL?
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 |
|---|---|---|---|---|---|
| Frontier Airlines | 84% | 2.0% | 21 min | 8.8% | 150 |
| JetBlue | 76% | 1.3% | 18 min | 9.5% | 1,676 |
| Southwest Airlines | 74% | 0.4% | 12 min | 3.6% | 248 |
| Spirit Airlines | 60% | 3.1% | 33 min | 17.8% | 262 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
- 4am86%46 flights
- 5am93%124 flights
- 6am92%270 flights
- 7am87%119 flights
- 8am77%75 flights
- 9am82%175 flights
- 10am84%49 flights
- 11am81%206 flights
- 12pm76%189 flights
- 1pm69%185 flights
- 2pm70%125 flights
- 3pm55%61 flights
- 4pm68%246 flights
- 5pm59%166 flights
- 6pm54%74 flights
- 7pm53%95 flights
- 8pm61%90 flights
- 10pm65%27 flights
Best day of the week
On-time arrival rate by day of departure.
- Monday70%1.1% cancelled
- Tuesday80%0.0% cancelled
- Wednesday80%0.7% cancelled
- Thursday72%0.3% cancelled
- Friday78%0.3% cancelled
- Saturday73%3.8% cancelled
- Sunday71%3.5% 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 aircraft58%
- Airline (crew, maintenance, cleaning, fueling)28%
- Air traffic control & airport congestion13%
- Extreme weather1%
- Security0%
Why flights are cancelled
Share of cancellations by reason.
- Air traffic control & airport congestion47%
- Airline (crew, maintenance, cleaning, fueling)38%
- Extreme weather12%
- Security3%
SJU to FLL: common questions
- How often are SJU to FLL flights on time?
- 75% 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 San Juan to Fort Lauderdale cancelled?
- 1.5% of scheduled flights were cancelled (34 of 2,336).
- How long are typical delays?
- Across all flights the average arrival delay was 20 min (early arrivals count as zero). Flights that were late arrived 73 min behind schedule on average, and 9.8% of flights were an hour or more late.
- How long is taxi time at SJU?
- Flights on this route spent 14 min taxiing from the gate to takeoff on average.
Related routes
Return trip: FLL to SJU — 67% on time
More flights from San Juan
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. Route: SJU → FLL, nonstop flights by US airlines that report to the DOT. How we calculate this.