New York (JFK) to Buffalo (BUF): On-Time Performance
Data through May 2026
The biggest risk when flying JFK to BUF isn't a late arrival — it's not departing at all. 3.2% of scheduled flights on this route were cancelled, several times the typical US rate. When flights do go, 73% land on time, below the national average of 78%. Endeavor Air has been the safer pick, arriving on time 84% of the time.
- On-time
- 73%
- arrived <15 min late
- Avg delay
- 21 min
- completed flights
- Cancelled
- 3.2%
- Flights/day
- 3.3
- last 12 months
- Duration
- 1h 36m
- scheduled
- Distance
- 301 mi
Best airline from JFK to BUF
3 airlines flew this route regularly between 2024-06 and 2026-05.
| Airline | On-time | Avg delay | Cancelled | Flights |
|---|---|---|---|---|
| Endeavor Airmost reliable | 84% | 10 min | 1.5% | 583 |
| Republic Airways | 71% | 26 min | 8.7% | 229 |
| JetBlue Airways | 71% | 23 min | 3.1% | 2,597 |
Monthly on-time trend
Best time to fly from JFK to BUF
Aim for departures around 7 a.m. (89% on-time); avoid 6 p.m. departures (55%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 73% | 21 min |
| Tuesdaybest | 80% | 13 min |
| Wednesday | 78% | 18 min |
| Thursday | 70% | 26 min |
| Friday | 72% | 21 min |
| Saturday | 71% | 19 min |
| Sunday | 67% | 30 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft39%
- Airline operations43%
- National airspace system14%
- Weather4%
Frequently asked questions
- How often are flights from JFK to BUF delayed?
- 27% of JFK–BUF 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 21 minutes.
- Which airline is most reliable from JFK to BUF?
- Endeavor Air has the best on-time record on this route at 84%, based on 583 flights. 3 airlines flew JFK–BUF frequently enough to compare in this period.
- What is the best time of day to fly from JFK to BUF?
- Departures around 7 a.m. have the best record (89% on-time), while departures around 6 p.m. have the worst (55%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from JFK to BUF?
- The scheduled JFK–BUF flight time averages 1h 36m over 301 miles. Actual arrival times vary — flights on this route land 15+ minutes late 27% of the time.
- How often are JFK to BUF flights cancelled?
- 3.2% 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 JFK to BUF?
- July 2024 was the roughest month in this dataset, with only 57% of arrivals on time. The best was April 2026 at 90%. If your dates are flexible, that 33-point gap is worth planning around.
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Based on 3,430 flights, 2024-06–2026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.