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

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

Historically, 73.8% of scheduled reportable flights on this direction arrived on time in July 2025–June 2026. The sample includes 1,835 flights.

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

When is this route most reliable?

The same route can behave differently through the day. These are scheduled departure windows, not actual departure times. Small time windows with fewer than 40 flights are withheld.

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%

Weekday comparison

Day-of-week results use at least 30 scheduled flights per row. Look for broad patterns, not tiny percentage differences.

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%

Airline comparison

Marketing-carrier results make codeshare flights easier to compare as travelers buy them. Dedicated route-airline reports require at least 160 flights.

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

Monthly trend

Month-by-month results show whether a twelve-month average hides an unusual period.

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 reported delay minutes?

BTS cause minutes are reported for qualifying delayed flights. These shares describe recorded delay minutes—not the chance that a particular cause will affect your next flight.

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.