Frontier Airlines BWI to SJU on-time performance
Frontier Airlines nonstop flights from Baltimore to San Juan · Aug 2025 – Jul 2026
On-time arrivals
55%
arrived < 15 min late
Cancelled
6.4%
11 flights
Avg arrival delay
44 min
93 min when late
Rank on route
#3 of 3
route average 67% on time
Key facts
- Frontier Airlines flights on BWI to SJU arrived on time 55% of the time in Aug 2025 – Jul 2026.
- 6.4% were cancelled, and 22% arrived an hour or more late.
- That ranks #3 of 3 airlines on this route, which averaged 67% on time overall.
- The largest source of delay minutes was airline (crew, maintenance, cleaning, fueling) (44%).
On-time trend by month
Why this airline's flights were late
- Airline (crew, maintenance, cleaning, fueling)44%
- Late-arriving aircraft30%
- Air traffic control & airport congestion27%
- Extreme weather0%
- Security0%
Other airlines on BWI to SJU
- Southwest Airlines68% on time · 20 min avg delay
- Spirit Airlines75% on time · 21 min avg delay
Full BWI to SJU comparison →
Frontier Airlines on-time record across all routes →
171 Frontier Airlines flights tracked on this route; 11 cancelled, 0 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.