Flight YX5643
Republic Airways flight YX5643
Looking for YX5643 in the air…
New York (LGA) to Louisville (SDF)
Historically, this flight arrives 15+ minutes late 14% of the time, and when it is late the delay averages 47 minutes. It was cancelled 2.6% of the time.
- On-time arrivals
- 85.7%
- Less than 15 minutes late
- Cancelled
- 2.6%
- Of scheduled flights
- Average delay when late
- 47 min
- Flights arriving 15+ minutes late
- Flights tracked
- 266
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 37%
- Air traffic control & airport 33%
- Late-arriving aircraft 22%
- Extreme weather 8%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Louisville (SDF) to New York (LGA)
Historically, this flight arrives 15+ minutes late 16% of the time, and when it is late the delay averages 52 minutes. It was cancelled 4.6% of the time.
- On-time arrivals
- 84.3%
- Less than 15 minutes late
- Cancelled
- 4.6%
- Of scheduled flights
- Average delay when late
- 52 min
- Flights arriving 15+ minutes late
- Flights tracked
- 241
- Scheduled flights in the period
What caused the delays
- Air traffic control & airport 43%
- Late-arriving aircraft 35%
- Airline (crew, maintenance, cleaning) 22%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Louisville (SDF) to Boston (BOS)
Only 6 flights on record, which is too few for reliable odds.
- On-time arrivals
- 100.0%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- —
- Flights arriving 15+ minutes late
- Flights tracked
- 6
- Scheduled flights in the period
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 94.3% | 53 |
| October 2025 | 94.1% | 17 |
| November 2025 | 77.8% | 38 |
| December 2025 | 71.1% | 45 |
| January 2026 | 88.9% | 10 |
| February 2026 | 100.0% | 6 |
| March 2026 | 81.6% | 46 |
| April 2026 | 81.0% | 58 |
| May 2026 | 86.7% | 60 |
| June 2026 | 85.0% | 60 |
| July 2026 | 91.1% | 62 |
| August 2026 | 87.7% | 58 |
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