Frontier Airlines SJU to RDU on-time performance
Frontier Airlines nonstop flights from San Juan to Raleigh/Durham · Aug 2025 – Jul 2026
On-time arrivals
77%
arrived < 15 min late
Cancelled
1.7%
2 flights
Avg arrival delay
18 min
75 min when late
Rank on route
#3 of 3
route average 82% on time
Key facts
- Frontier Airlines flights on SJU to RDU arrived on time 77% of the time in Aug 2025 – Jul 2026.
- 1.7% were cancelled, and 11% arrived an hour or more late.
- That ranks #3 of 3 airlines on this route, which averaged 82% on time overall.
- The largest source of delay minutes was late-arriving aircraft (59%).
On-time trend by month
Why this airline's flights were late
- Late-arriving aircraft59%
- Airline (crew, maintenance, cleaning, fueling)28%
- Air traffic control & airport congestion13%
- Extreme weather0%
- Security0%
Other airlines on SJU to RDU
- JetBlue84% on time · 13 min avg delay
- Delta Air Lines88% on time · 16 min avg delay
Full SJU to RDU comparison →
Frontier Airlines on-time record across all routes →
117 Frontier Airlines flights tracked on this route; 2 cancelled, 1 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.