SJU to LGA flight delays & on-time performance
Nonstop flights from Luis Munoz Marin International Airport to LaGuardia Airport · 1,608 miles · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at SJU or LGA 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 New York (LGA) arrived on time 33% of the time in Aug 2025 – Jul 2026, worse than the 78% national average.
- 25% were cancelled, and 33% arrived an hour or more late.
- Frontier Airlines is the only airline reporting nonstop flights on this route.
- The largest source of delay minutes was air traffic control & airport congestion (61%).
Which airline is most on time from SJU to LGA?
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 | 33% | 25.0% | 47 min | 33.3% | 8 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
Not enough departures across different hours to compare.
Best day of the week
On-time arrival rate by day of departure.
- Saturday33%25.0% cancelled
On-time trend by month
Why flights are late
Share of delay minutes by cause, as reported by airlines to the DOT.
- Air traffic control & airport congestion61%
- Late-arriving aircraft28%
- Airline (crew, maintenance, cleaning, fueling)11%
- Extreme weather0%
- Security0%
Why flights are cancelled
Share of cancellations by reason.
- Airline (crew, maintenance, cleaning, fueling)50%
- Extreme weather50%
- Air traffic control & airport congestion0%
- Security0%
SJU to LGA: common questions
- How often are SJU to LGA flights on time?
- 33% 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 New York cancelled?
- 25.0% of scheduled flights were cancelled (2 of 8).
- How long are typical delays?
- Across all flights the average arrival delay was 47 min (early arrivals count as zero). Flights that were late arrived 67 min behind schedule on average, and 33.3% of flights were an hour or more late.
- How long is taxi time at SJU?
- Flights on this route spent 32 min taxiing from the gate to takeoff on average.
Related routes
Return trip: LGA to SJU — 40% 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 → LGA, nonstop flights by US airlines that report to the DOT. How we calculate this.