Flight Reliability
AA 673 · American Airlines
Chicago → New York (ORD–LGA)81% of its flights flew this route. The rest (ORD–MCO, LIH–PHX) are included in these numbers.
- 52%
- Arrive within 15 minutes
- 42 min
- Average arrival delay
- 5.2%
- Cancelled
- 15 min
- Median arrival delay
Based on 233 historical flights. Data through May 2026.
What the data says
The late departure is the smart one here.
AA 673 departing between 9 PM–12 AM arrived on time 80% of the time, versus 49% between 3–6 PM.
Sunday scaries are real for this one.
AA 673 arrived on time 76% of the time on Saturdays and just 36% on Sundays. That gap is worth planning around.
Well behind the ORD–LGA route.
AA 673 arrived on time 52% of the time, versus 68% across the ORD–LGA route.
Well behind the American Airlines network.
AA 673 arrived on time 52% of the time, versus 77% across the American Airlines network.
The breakdown
- Mon42%(31 flights)
- Tue57%(30 flights)
- Wed42%(31 flights)
- Thu52%(33 flights)
- Fri59%(34 flights)
- Sat76%(29 flights)
- Sun36%(33 flights)
- 3–6 PM49%(200 flights)
- 6–9 PM—(1 flights)
- 9 PM–12 AM80%(20 flights)
Jun 46% → May 63% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 46% | 24 |
| July 2025 | 56% | 25 |
| August 2025 | 54% | 28 |
| September 2025 | 39% | 26 |
| October 2025 | 43% | 30 |
| December 2025 | 79% | 14 |
| February 2026 | 59% | 17 |
| April 2026 | 38% | 24 |
| May 2026 | 63% | 19 |
- Departures on time
- 53%
- Diverted
- 0%
- Flights flown
- 221
- Months covered
- 12
Same route, other flights
Keep nerding
Based on 233 historical flights, because apparently we checked. Historical flight data: U.S. Bureau of Transportation Statistics, June 2025 – May 2026. Data through May 2026. How we calculate this.