Historical on-time performance
Fort Lauderdale to Buffalo
1,166 miData through May 2026Source: US DOT · BTS
Flights on FLL–BUF arrive on time 62% of the time over the last 12 months.
On-time rate62%arrived within 15 min
p90 delay85 min1 in 10 flights is worse (tail risk)
Cancelled2.7%of scheduled flights
based on 477 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- JetBlue AirwaysOn-time62%Medianon timep9085 minCancel2.7%Flights477
Why flights run late
Delay causes
- Airline31%
- Weather4%
- Air traffic (NAS)14%
- Late aircraft51%
- Security0%
Most delay minutes here are attributed to Late aircraft.
When flights don't go
Why flights were cancelled
- Airline15%
- Weather85%
- Air traffic (NAS)0%
- Security0%
Most cancellations here are attributed to Weather. Shares are among 13 cancellations with a reported cause (BTS reports causes from June 2003).
Over time
On-time trend
By season
On-time rate by month
When to fly
Best time to fly FLL → BUF
All airlines · rolling 36 months (2023-06 .. 2026-05).
Best time of day
Mornings are the most reliable time of day to fly this route — 88% on time.
- Mornings88% on time · p90 15 min · 311 flights
- Middays69% on time · p90 70 min · 189 flights · limited
- Evenings68% on time · p90 60 min · 429 flights
- Afternoons62% on time · p90 100 min · 554 flights
- Overnights60% on time · p90 85 min · 131 flights · limited
Best day of week
On-time rates are fairly even by day on this route — ranging from 59% to 76% on time.
- Thursdays76% on time · p90 60 min · 196 flights · limited
- Tuesdays75% on time · p90 65 min · 174 flights · limited
- Wednesdays73% on time · p90 55 min · 184 flights · limited
- Saturdays72% on time · p90 60 min · 376 flights
- Mondays67% on time · p90 65 min · 208 flights
- Fridays64% on time · p90 85 min · 216 flights
- Sundays59% on time · p90 115 min · 260 flights
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