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

Chicago, IL (ORD) to New York, NY (LGA) flight delay odds

63.7% of 11,625 official scheduled ORD-to-LGA flights arrived on time; 23.1% arrived at least 30 minutes late and 4.7% 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
63.7%arrived on time
23.1%30+ min late
4.7%cancelled
11,625scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late14.5%all scheduled flights
120+ minutes late6.1%all scheduled flights
Diverted0.6%did not reach as scheduled
Average arrival+20.3 mincompleted flights

Which departure time was most reliable for ORD to LGA?

Among qualifying ORD-to-LGA departure window results, Early morning had the highest on-time rate: 81.1% of 2,917 flights. Evening was lowest at 50.7% across 3,228 flights.

Departure windowFlightsOn time30+ minCancelled
Early morning2,91781.1%9.9%3.1%
Late morning2,21169.7%19.1%3.3%
Afternoon3,26957.0%28.3%4.7%
Evening3,22850.7%32.3%7.3%

Which weekday was most reliable for ORD to LGA?

Among qualifying ORD-to-LGA weekday results, Saturday had the highest on-time rate: 69.2% of 1,115 flights. Sunday was lowest at 55.2% across 1,668 flights.

DayFlightsOn time30+ minCancelled
Monday1,77558.1%25.7%8.1%
Tuesday1,81367.4%20.1%3.3%
Wednesday1,75567.5%21.3%3.8%
Thursday1,73864.4%22.4%3.6%
Friday1,76165.6%22.4%3.5%
Saturday1,11569.2%18.9%3.1%
Sunday1,66855.2%29.3%7.4%

Which airline was most reliable for ORD to LGA?

Among qualifying ORD-to-LGA airline results, Delta Air Lines had the highest on-time rate: 66.2% of 2,296 flights. Spirit Airlines was lowest at 50.3% across 330 flights.

AirlineFlightsOn time30+ minCancelled
United Airlines4,66264.8%23.3%3.4%
American Airlines2,94861.5%24.8%4.3%
Delta Air Lines2,29666.2%21.7%4.8%
Republic Airways1,29764.6%17.9%8.6%
Spirit Airlines33050.3%33.6%8.5%
SkyWest Airlines9251.1%23.9%16.3%

Which month was most reliable for ORD to LGA?

Among qualifying ORD-to-LGA month results, September 2025 had the highest on-time rate: 75.4% of 972 flights. March 2026 was lowest at 47.9% across 996 flights.

MonthFlightsOn time30+ minCancelled
July 20251,01159.2%26.7%6.4%
August 202597368.4%20.0%3.1%
September 202597275.4%15.5%0.3%
October 20251,02562.0%25.1%2.0%
November 202597756.5%31.3%4.4%
December 202590654.6%31.0%4.5%
January 202695566.7%17.9%7.2%
February 202688474.4%12.1%7.0%
March 202699647.9%30.8%11.9%
April 202696262.8%24.6%3.0%
May 202699671.5%19.7%1.6%
June 202696865.8%20.9%5.6%

What drove ORD to LGA delay minutes?

Late aircraft was the largest recorded ORD-to-LGA delay category, accounting for 39.4% of 298,418 BTS-attributed delay minutes during July 2025–June 2026.

Airline22.1%
Late aircraft39.4%
National airspace35.0%
Weather3.5%
Security0.0%
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.