FlightRecord

Buffalo (BUF) to New York (JFK): On-Time Performance

Data through May 2026

Delays are only half the story on BUF–JFK: 3.3% of its scheduled flights were outright cancelled, well above the US norm, so a backup plan matters more here than on most routes. When flights do go, 78% land on time, no worse than the national average of 78%.

On-time
78%
arrived <15 min late
Avg delay
19 min
completed flights
Cancelled
3.3%
Flights/day
3.3
last 12 months
Duration
1h 30m
scheduled
Distance
301 mi

Best airline from BUF to JFK

3 airlines flew this route regularly between 2024-06 and 2026-05.

AirlineOn-timeAvg delayCancelledFlights
Republic Airwaysmost reliable80%17 min6.6%229
Endeavor Air80%16 min1.7%582
JetBlue Airways78%20 min3.4%2,596

Monthly on-time trend

Monthly on-time percentage for BUF to JFK flights50%75%100%June 2024: 78% on-time (240 flights)78Jun 2024July 2024: 70% on-time (248 flights)70August 2024: 71% on-time (248 flights)71September 2024: 87% on-time (267 flights)87Sep 2024October 2024: 89% on-time (271 flights)89November 2024: 89% on-time (221 flights)89December 2024: 65% on-time (218 flights)65Dec 2024January 2025: 68% on-time (95 flights)68February 2025: 65% on-time (97 flights)65March 2025: 81% on-time (97 flights)81Mar 2025April 2025: 84% on-time (93 flights)84May 2025: 75% on-time (121 flights)75June 2025: 75% on-time (114 flights)75Jun 2025July 2025: 81% on-time (124 flights)81August 2025: 83% on-time (116 flights)83September 2025: 87% on-time (120 flights)87Sep 2025October 2025: 87% on-time (136 flights)87November 2025: 75% on-time (117 flights)75December 2025: 57% on-time (103 flights)57Dec 2025January 2026: 60% on-time (62 flights)60February 2026: 76% on-time (81 flights)76March 2026: 81% on-time (74 flights)81Mar 2026April 2026: 89% on-time (62 flights)89May 2026: 89% on-time (104 flights)89

Best time to fly from BUF to JFK

Aim for departures around 5 a.m. (90% on-time); avoid 5 p.m. departures (53%).

On-time percentage by scheduled departure hour, BUF to JFK5 a.m.: 90% on-time (272 flights)56 a.m.: 87% on-time (344 flights)67 a.m.: 85% on-time (438 flights)78 a.m.: 82% on-time (85 flights)89 a.m.: 86% on-time (169 flights)910 a.m.: 81% on-time (128 flights)1011 a.m.: 74% on-time (466 flights)1112 p.m.: 80% on-time (196 flights)121 p.m.: 86% on-time (36 flights)132 p.m.: 75% on-time (25 flights)143 p.m.: 74% on-time (295 flights)154 p.m.: 70% on-time (161 flights)165 p.m.: 53% on-time (138 flights)176 p.m.: 85% on-time (75 flights)187 p.m.: 71% on-time (470 flights)198 p.m.: 68% on-time (131 flights)20scheduled departure hour

By day of week

DayOn-timeAvg delay
Monday79%18 min
Tuesdaybest85%13 min
Wednesday81%17 min
Thursday74%27 min
Friday79%16 min
Saturday78%18 min
Sunday75%24 min

What causes delays on this route

Share of total delay minutes by cause, as reported by carriers to the US DOT.

  • Late-arriving aircraft40%
  • Airline operations29%
  • National airspace system29%
  • Weather2%

Frequently asked questions

How often are flights from BUF to JFK delayed?
22% of BUF–JFK 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 19 minutes.
Which airline is most reliable from BUF to JFK?
Republic Airways has the best on-time record on this route at 80%, based on 229 flights. 3 airlines flew BUF–JFK frequently enough to compare in this period.
What is the best time of day to fly from BUF to JFK?
Departures around 5 a.m. have the best record (90% on-time), while departures around 5 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 BUF to JFK?
The scheduled BUF–JFK flight time averages 1h 30m over 301 miles. Actual arrival times vary — flights on this route land 15+ minutes late 22% of the time.
How often are BUF to JFK flights cancelled?
3.3% of scheduled flights on this route were cancelled between 2024-06 and 2026-05 — several times the typical US rate, so consider earlier departures or backup options.
What is the worst month to fly from BUF to JFK?
December 2025 was the roughest month in this dataset, with only 57% of arrivals on time. The best was May 2026 at 89%. If your dates are flexible, that 32-point gap is worth planning around.

Based on 3,429 flights, 2024-062026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.