JFK to BUF flight delays & on-time performance
Nonstop flights from John F. Kennedy International Airport to Buffalo Niagara International Airport · 301 miles · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at JFK or BUF right now. Individual flights can still be delayed by the airline; check with your airline for your flight.
Key facts
- Flights from New York (JFK) to Buffalo (BUF) arrived on time 74% of the time in Aug 2025 – Jul 2026, worse than the 78% national average.
- 5.2% were cancelled, and 13% arrived an hour or more late.
- JetBlue is the only airline reporting nonstop flights on this route.
- Departures scheduled around 6am did best (95% on time); around 6pm did worst (58%).
- Tuesday was the most reliable day to fly (82% on time) and Sunday the least (67%).
- The largest source of delay minutes was late-arriving aircraft (46%).
Which airline is most on time from JFK to BUF?
Ranked by on-time arrival rate. Regional airlines fly under their partner's brand (e.g. SkyWest for Delta Connection or United Express).
| Airline | On time | Cancelled | Avg delay | 1 hr+ late | Flights |
|---|---|---|---|---|---|
| JetBlue | 74% | 5.2% | 22 min | 13.0% | 1,218 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
- 6am95%64 flights
- 7am91%256 flights
- 8am85%14 flights
- 9am75%64 flights
- 10am94%37 flights
- 12pm74%35 flights
- 1pm73%131 flights
- 2pm73%43 flights
- 3pm81%17 flights
- 4pm36%27 flights
- 5pm66%160 flights
- 6pm58%50 flights
- 7pm70%65 flights
- 8pm60%63 flights
- 9pm53%17 flights
- 10pm63%170 flights
Best day of the week
On-time arrival rate by day of departure.
- Monday72%9.0% cancelled
- Tuesday82%6.0% cancelled
- Wednesday77%3.0% cancelled
- Thursday72%3.4% cancelled
- Friday75%1.7% cancelled
- Saturday75%5.1% cancelled
- Sunday67%7.9% cancelled
On-time trend by month
Why flights are late
Share of delay minutes by cause, as reported by airlines to the DOT.
- Late-arriving aircraft46%
- Airline (crew, maintenance, cleaning, fueling)36%
- Air traffic control & airport congestion13%
- Extreme weather4%
- Security1%
Why flights are cancelled
Share of cancellations by reason.
- Extreme weather44%
- Air traffic control & airport congestion41%
- Airline (crew, maintenance, cleaning, fueling)14%
- Security0%
JFK to BUF: common questions
- How often are JFK to BUF flights on time?
- 74% of flights arrived less than 15 minutes late in Aug 2025 – Jul 2026, compared with 78% for all US flights.
- How often are flights from New York to Buffalo cancelled?
- 5.2% of scheduled flights were cancelled (63 of 1,218).
- How long are typical delays?
- Across all flights the average arrival delay was 22 min (early arrivals count as zero). Flights that were late arrived 84 min behind schedule on average, and 13.0% of flights were an hour or more late.
- How long is taxi time at JFK?
- Flights on this route spent 27 min taxiing from the gate to takeoff on average.
Related routes
Return trip: BUF to JFK — 77% on time
More flights from New York
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. Route: JFK → BUF, nonstop flights by US airlines that report to the DOT. How we calculate this.