Frontier Airlines SJU to JFK on-time performance
Frontier Airlines nonstop flights from San Juan to New York · Aug 2025 – Jul 2026
On-time arrivals
79%
arrived < 15 min late
Cancelled
2.0%
5 flights
Avg arrival delay
14 min
62 min when late
Rank on route
#2 of 3
route average 78% on time
Key facts
- Frontier Airlines flights on SJU to JFK arrived on time 79% of the time in Aug 2025 – Jul 2026.
- 2% were cancelled, and 8% arrived an hour or more late.
- That ranks #2 of 3 airlines on this route, which averaged 78% on time overall.
- The largest source of delay minutes was air traffic control & airport congestion (33%).
On-time trend by month
Why this airline's flights were late
- Air traffic control & airport congestion33%
- Airline (crew, maintenance, cleaning, fueling)27%
- Late-arriving aircraft21%
- Extreme weather20%
- Security0%
Other airlines on SJU to JFK
- JetBlue73% on time · 23 min avg delay
- Delta Air Lines88% on time · 10 min avg delay
Full SJU to JFK comparison →
Frontier Airlines on-time record across all routes →
255 Frontier Airlines flights tracked on this route; 5 cancelled, 2 diverted.
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. How we calculate this.