LGA to BUF flight delays & on-time performance
Nonstop flights from LaGuardia Airport to Buffalo Niagara International Airport · 292 miles · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at LGA 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 (LGA) to Buffalo (BUF) arrived on time 76% of the time in Aug 2025 – Jul 2026, worse than the 78% national average.
- 5.5% were cancelled, and 10% arrived an hour or more late.
- Republic Airways is the only airline reporting nonstop flights on this route.
- Departures scheduled around 12pm did best (88% on time); around 9pm did worst (67%).
- Saturday was the most reliable day to fly (85% on time) and Sunday the least (68%).
- The largest source of delay minutes was late-arriving aircraft (51%).
Which airline is most on time from LGA 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 |
|---|---|---|---|---|---|
| Republic AirwaysRegional airline operating flights for American Eagle, Delta Connection and United Express. | 76% | 5.5% | 17 min | 9.8% | 1,758 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
- 8am88%108 flights
- 9am80%286 flights
- 10am90%21 flights
- 11am84%72 flights
- 12pm88%109 flights
- 1pm70%144 flights
- 3pm77%280 flights
- 4pm73%132 flights
- 6pm91%24 flights
- 7pm74%79 flights
- 8pm70%116 flights
- 9pm67%357 flights
Best day of the week
On-time arrival rate by day of departure.
- Monday75%9.0% cancelled
- Tuesday78%6.3% cancelled
- Wednesday76%3.8% cancelled
- Thursday73%3.4% cancelled
- Friday79%4.4% cancelled
- Saturday85%3.5% cancelled
- Sunday68%7.3% 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 aircraft51%
- Air traffic control & airport congestion21%
- Airline (crew, maintenance, cleaning, fueling)18%
- Extreme weather10%
- Security0%
Why flights are cancelled
Share of cancellations by reason.
- Extreme weather43%
- Air traffic control & airport congestion35%
- Airline (crew, maintenance, cleaning, fueling)22%
- Security0%
LGA to BUF: common questions
- How often are LGA to BUF flights on time?
- 76% 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?
- 5.5% of scheduled flights were cancelled (96 of 1,758).
- How long are typical delays?
- Across all flights the average arrival delay was 17 min (early arrivals count as zero). Flights that were late arrived 67 min behind schedule on average, and 9.8% of flights were an hour or more late.
- How long is taxi time at LGA?
- Flights on this route spent 26 min taxiing from the gate to takeoff on average.
Related routes
Return trip: BUF to LGA — 78% 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: LGA → BUF, nonstop flights by US airlines that report to the DOT. How we calculate this.