Raleigh/Durham (RDU) to Fort Lauderdale (FLL): On-Time Performance
Data through May 2026
Raleigh/Durham (RDU) to Fort Lauderdale (FLL) effectively runs on two schedules. In October 2025, 93% of arrivals were on time; in December 2025 that fell to 68% — a 26-point seasonal swing. Across the full period the route averages 79% on-time against a national 78%. Morning departures also hold up better than evening ones (87% vs 62%), which matters most in the rough months.
- On-time
- 79%
- arrived <15 min late
- Avg delay
- 16 min
- completed flights
- Cancelled
- 1.6%
- Flights/day
- 3.6
- last 12 months
- Duration
- 2h 9m
- scheduled
- Distance
- 680 mi
Best airline from RDU to FLL
4 airlines flew this route regularly between 2024-06 and 2026-05.
| Airline | On-time | Avg delay | Cancelled | Flights |
|---|---|---|---|---|
| JetBlue Airwaysmost reliable | 85% | 12 min | 1.6% | 933 |
| Delta Air Lines | 79% | 16 min | 0.8% | 728 |
| Southwest Airlines | 78% | 15 min | 1.3% | 319 |
| Spirit Airlines | 72% | 23 min | 2.6% | 616 |
Monthly on-time trend
Best time to fly from RDU to FLL
Aim for departures around 5 a.m. (98% on-time); avoid 6 p.m. departures (53%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 79% | 16 min |
| Tuesday | 84% | 13 min |
| Wednesdaybest | 85% | 11 min |
| Thursday | 79% | 15 min |
| Friday | 79% | 14 min |
| Saturday | 78% | 18 min |
| Sunday | 75% | 20 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft44%
- Airline operations23%
- National airspace system32%
- Weather2%
Frequently asked questions
- How often are flights from RDU to FLL delayed?
- 21% of RDU–FLL flights arrived 15 or more minutes late (the US DOT definition of a delay) between 2024-06 and 2026-05. The average arrival delay across completed flights was 16 minutes.
- Which airline is most reliable from RDU to FLL?
- JetBlue Airways has the best on-time record on this route at 85%, based on 933 flights. 4 airlines flew RDU–FLL frequently enough to compare in this period.
- What is the best time of day to fly from RDU to FLL?
- Departures around 5 a.m. have the best record (98% on-time), while departures around 6 p.m. have the worst (53%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from RDU to FLL?
- The scheduled RDU–FLL flight time averages 2h 9m over 680 miles. Actual arrival times vary — flights on this route land 15+ minutes late 21% of the time.
- How often are RDU to FLL flights cancelled?
- 1.6% of scheduled flights on this route were cancelled between 2024-06 and 2026-05, at or below the national rate of 1.6%.
- What is the worst month to fly from RDU to FLL?
- December 2025 was the roughest month in this dataset, with only 68% of arrivals on time. The best was October 2025 at 93%. If your dates are flexible, that 26-point gap is worth planning around.
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Based on 2,635 flights, 2024-06–2026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.