Fort Lauderdale (FLL) to Buffalo (BUF): On-Time Performance
Data through July 2026
When you fly FLL to BUF matters as much as anything else about the booking: the route swung from 97% on-time in November 2024 to just 42% in August 2024. Across the full period the route averages 71% on-time against a national 78%. Morning departures also hold up better than evening ones (87% vs 69%), which matters most in the rough months.
- On-time
- 71%
- arrived <15 min late
- Avg delay
- 19 min
- completed flights
- Cancelled
- 1.4%
- Flights/day
- 1.5
- last 12 months
- Duration
- 3h 1m
- scheduled
- Distance
- 1,166 mi
Best airline from FLL to BUF
2 airlines flew this route regularly between 2024-07 and 2026-07.
| Airline | On-time | Avg delay | Cancelled | Flights |
|---|---|---|---|---|
| JetBlue Airwaysmost reliable | 71% | 19 min | 1.5% | 1,042 |
| Southwest Airlines | 69% | 16 min | 0.7% | 138 |
Monthly on-time trend
Best time to fly from FLL to BUF
Aim for departures around 7 a.m. (97% on-time); avoid 4 p.m. departures (50%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 67% | 21 min |
| Tuesdaybest | 79% | 17 min |
| Wednesday | 77% | 11 min |
| Thursday | 77% | 13 min |
| Friday | 65% | 25 min |
| Saturday | 74% | 16 min |
| Sunday | 61% | 28 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft45%
- Airline operations34%
- National airspace system15%
- Weather6%
Frequently asked questions
- How often are flights from FLL to BUF delayed?
- 29% of FLL–BUF flights arrived 15 or more minutes late (the US DOT definition of a delay) between 2024-07 and 2026-07. The average arrival delay across completed flights was 19 minutes.
- Which airline is most reliable from FLL to BUF?
- JetBlue Airways has the best on-time record on this route at 71%, based on 1,042 flights. 2 airlines flew FLL–BUF frequently enough to compare in this period.
- What is the best time of day to fly from FLL to BUF?
- Departures around 7 a.m. have the best record (97% on-time), while departures around 4 p.m. have the worst (50%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from FLL to BUF?
- The scheduled FLL–BUF flight time averages 3h 1m over 1,166 miles. Actual arrival times vary — flights on this route land 15+ minutes late 29% of the time.
- How often are FLL to BUF flights cancelled?
- 1.4% of scheduled flights on this route were cancelled between 2024-07 and 2026-07, at or below the national rate of 1.6%.
- What is the worst month to fly from FLL to BUF?
- August 2024 was the roughest month in this dataset, with only 42% of arrivals on time. The best was November 2024 at 97%. If your dates are flexible, that 55-point gap is worth planning around.
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Based on 1,180 flights, 2024-07–2026-07. Source: US DOT Bureau of Transportation Statistics. Updated 2026-09-28.