BTS DATA COMPLETE THROUGH JUNE 2026HISTORICAL ODDS · NOT LIVE FLIGHT STATUS
DelayOddsKnow the route before you book
BUF→LGA

Buffalo, NY (BUF) to New York, NY (LGA) flight delay odds

73.8% of 1,835 official scheduled BUF-to-LGA flights arrived on time; 13.8% arrived at least 30 minutes late and 5.5% were cancelled during July 2025–June 2026.

Source: U.S. Bureau of Transportation Statistics · Reporting window: July 2025–June 2026 · Updated September 16, 2026

HISTORICAL ROUTE SIGNALHigher disruption
73.8%arrived on time
13.8%30+ min late
5.5%cancelled
1,835scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late8.8%all scheduled flights
120+ minutes late4.1%all scheduled flights
Diverted0.1%did not reach as scheduled
Average arrival+8.7 mincompleted flights

Which departure time was most reliable for BUF to LGA?

Among qualifying BUF-to-LGA departure window results, Early morning had the highest on-time rate: 79.1% of 626 flights. Evening was lowest at 63.1% across 423 flights.

Departure windowFlightsOn time30+ minCancelled
Early morning62679.1%8.0%4.5%
Late morning41878.7%12.0%3.3%
Afternoon36871.5%17.9%5.7%
Evening42363.1%20.8%9.0%

Which weekday was most reliable for BUF to LGA?

Among qualifying BUF-to-LGA weekday results, Saturday had the highest on-time rate: 85.6% of 174 flights. Sunday was lowest at 68.0% across 256 flights.

DayFlightsOn time30+ minCancelled
Monday27969.5%15.1%10.4%
Tuesday28674.1%14.0%5.2%
Wednesday28076.8%10.0%5.7%
Thursday27868.3%18.3%4.7%
Friday28278.0%12.1%3.2%
Saturday17485.6%10.3%1.1%
Sunday25668.0%16.0%6.6%

Which airline was most reliable for BUF to LGA?

Only Republic Airways met the BUF-to-LGA airline threshold: 73.8% of 1,835 scheduled flights arrived on time during July 2025–June 2026.

AirlineFlightsOn time30+ minCancelled
Republic Airways1,83573.8%13.8%5.5%

Which month was most reliable for BUF to LGA?

Among qualifying BUF-to-LGA month results, September 2025 had the highest on-time rate: 87.9% of 190 flights. December 2025 was lowest at 59.1% across 132 flights.

MonthFlightsOn time30+ minCancelled
July 202517065.3%14.7%14.1%
August 202518384.7%9.8%1.1%
September 202519087.9%7.9%1.6%
October 202518074.4%13.9%2.8%
November 202514470.1%20.1%4.9%
December 202513259.1%18.9%8.3%
January 202614467.4%13.9%9.7%
February 202614266.2%16.2%9.2%
March 202615265.8%17.1%9.2%
April 202612777.2%15.7%0.8%
May 202615381.0%11.8%0.7%
June 202611880.5%8.5%5.1%

What drove BUF to LGA delay minutes?

Late aircraft was the largest recorded BUF-to-LGA delay category, accounting for 35.6% of 29,068 BTS-attributed delay minutes during July 2025–June 2026.

Airline30.1%
Late aircraft35.6%
National airspace30.6%
Weather3.5%
Security0.2%
This is historical evidence, not a forecast.

Weather, schedules and operations change. For a trip you have already booked, use the airline or airport for live status.