Flight YX4579
Republic Airways flight YX4579
Looking for YX4579 in the air…
New York (LGA) to Pittsburgh (PIT)
Historically, this flight arrives 15+ minutes late 20% of the time, and when it is late the delay averages 76 minutes. It was cancelled 3.4% of the time.
- On-time arrivals
- 80.0%
- Less than 15 minutes late
- Cancelled
- 3.4%
- Of scheduled flights
- Average delay when late
- 76 min
- Flights arriving 15+ minutes late
- Flights tracked
- 290
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 56%
- Airline (crew, maintenance, cleaning) 23%
- Air traffic control & airport 20%
- Extreme weather 1%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Atlanta (ATL) to New York (LGA)
Historically, this flight arrives 15+ minutes late 25% of the time, and when it is late the delay averages 80 minutes. It was cancelled 0.0% of the time.
- On-time arrivals
- 75.0%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 80 min
- Flights arriving 15+ minutes late
- Flights tracked
- 44
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 54%
- Air traffic control & airport 38%
- Airline (crew, maintenance, cleaning) 6%
- Extreme weather 3%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
New York (LGA) to Atlanta (ATL)
Historically, this flight arrives 15+ minutes late 20% of the time, and when it is late the delay averages 65 minutes. It was cancelled 0.0% of the time.
- On-time arrivals
- 79.5%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 65 min
- Flights arriving 15+ minutes late
- Flights tracked
- 44
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 74%
- Airline (crew, maintenance, cleaning) 15%
- Air traffic control & airport 10%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Pittsburgh (PIT) to New York (LGA)
Historically, this flight arrives 15+ minutes late 14% of the time, and when it is late the delay averages 156 minutes. It was cancelled 0.0% of the time.
- On-time arrivals
- 85.7%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 156 min
- Flights arriving 15+ minutes late
- Flights tracked
- 28
- Scheduled flights in the period
What caused the delays
- Air traffic control & airport 78%
- Late-arriving aircraft 22%
- Airline (crew, maintenance, cleaning) 0%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Boston (BOS) to New York (LGA)
Only 14 flights on record, which is too few for reliable odds.
- On-time arrivals
- 50.0%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 64 min
- Flights arriving 15+ minutes late
- Flights tracked
- 14
- Scheduled flights in the period
What caused the delays
- Air traffic control & airport 46%
- Late-arriving aircraft 34%
- Extreme weather 13%
- Airline (crew, maintenance, cleaning) 7%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
In the news
More headlines →-
City Council backs $55 million in new Hartsfield-Jackson funding as construction projects multiply
The Business Journals ATL
-
Over 400 flights cancelled due to severe weather at Hartsfield-Jackson Atlanta International Airport, Georgia
The Watchers - Watching the world evolve and transform ATL
-
Hartsfield-Jackson Atlanta International Airport
The Aviation Hub ATL
Headlines found by Google News; stories open on the publisher's site.
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 85.2% | 54 |
| October 2025 | 82.9% | 35 |
| November 2025 | 82.1% | 28 |
| December 2025 | 53.3% | 30 |
| January 2026 | 92.9% | 31 |
| February 2026 | 69.6% | 25 |
| March 2026 | 80.0% | 27 |
| April 2026 | 71.7% | 53 |
| May 2026 | 80.4% | 51 |
| June 2026 | 86.7% | 30 |
| July 2026 | 80.8% | 29 |
| August 2026 | 77.8% | 27 |
Source: U.S. DOT Bureau of Transportation Statistics on-time data, September 2025 – August 2026. Covers flights operated by reporting U.S. carriers. About our data