Frontier Airlines RDU to MIA on-time performance
Frontier Airlines nonstop flights from Raleigh/Durham to Miami · Aug 2025 – Jul 2026
On-time arrivals
68%
arrived < 15 min late
Cancelled
3.5%
7 flights
Avg arrival delay
27 min
80 min when late
Rank on route
#4 of 5
route average 77% on time
Key facts
- Frontier Airlines flights on RDU to MIA arrived on time 68% of the time in Aug 2025 – Jul 2026.
- 3.5% were cancelled, and 14% arrived an hour or more late.
- That ranks #4 of 5 airlines on this route, which averaged 77% on time overall.
- The largest source of delay minutes was late-arriving aircraft (66%).
On-time trend by month
Why this airline's flights were late
- Late-arriving aircraft66%
- Airline (crew, maintenance, cleaning, fueling)23%
- Air traffic control & airport congestion10%
- Extreme weather1%
- Security0%
Other airlines on RDU to MIA
- American Airlines77% on time · 24 min avg delay
- Delta Air Lines82% on time · 17 min avg delay
- Envoy Air73% on time · 20 min avg delay
- Republic Airways59% on time · 21 min avg delay
Full RDU to MIA comparison →
Frontier Airlines on-time record across all routes →
199 Frontier Airlines flights tracked on this route; 7 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.