Flight YX4387
Republic Airways flight YX4387
Looking for YX4387 in the air…
Cleveland (CLE) to New York (JFK)
Historically, this flight arrives 15+ minutes late 20% of the time, and when it is late the delay averages 95 minutes. It was cancelled 5.9% of the time.
- On-time arrivals
- 80.5%
- Less than 15 minutes late
- Cancelled
- 5.9%
- Of scheduled flights
- Average delay when late
- 95 min
- Flights arriving 15+ minutes late
- Flights tracked
- 185
- Scheduled flights in the period
What caused the delays
- Air traffic control & airport 40%
- Late-arriving aircraft 36%
- Airline (crew, maintenance, cleaning) 22%
- Extreme weather 3%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
New York (LGA) to Cleveland (CLE)
Historically, this flight arrives 15+ minutes late 16% of the time, and when it is late the delay averages 74 minutes. It was cancelled 3.9% of the time.
- On-time arrivals
- 83.6%
- Less than 15 minutes late
- Cancelled
- 3.9%
- Of scheduled flights
- Average delay when late
- 74 min
- Flights arriving 15+ minutes late
- Flights tracked
- 76
- Scheduled flights in the period
What caused the delays
- Air traffic control & airport 48%
- Airline (crew, maintenance, cleaning) 37%
- Late-arriving aircraft 15%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
New York (LGA) to Columbia (CAE)
Historically, this flight arrives 15+ minutes late 14% of the time, and when it is late the delay averages 75 minutes. It was cancelled 0.0% of the time.
- On-time arrivals
- 86.4%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 75 min
- Flights arriving 15+ minutes late
- Flights tracked
- 44
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 41%
- Late-arriving aircraft 38%
- Air traffic control & airport 20%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Columbia (CAE) to New York (LGA)
Historically, this flight arrives 15+ minutes late 19% of the time, and when it is late the delay averages 58 minutes. It was cancelled 2.6% of the time.
- On-time arrivals
- 81.1%
- Less than 15 minutes late
- Cancelled
- 2.6%
- Of scheduled flights
- Average delay when late
- 58 min
- Flights arriving 15+ minutes late
- Flights tracked
- 38
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 53%
- Airline (crew, maintenance, cleaning) 21%
- Air traffic control & airport 18%
- Extreme weather 8%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Raleigh/Durham (RDU) to Nashville (BNA)
Historically, this flight arrives 15+ minutes late 33% of the time, and when it is late the delay averages 118 minutes. It was cancelled 0.0% of the time.
- On-time arrivals
- 66.7%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 118 min
- Flights arriving 15+ minutes late
- Flights tracked
- 30
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 80%
- Airline (crew, maintenance, cleaning) 13%
- Air traffic control & airport 6%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
New York (LGA) to Boston (BOS)
Historically, this flight arrives 15+ minutes late 43% of the time, and when it is late the delay averages 131 minutes. It was cancelled 14.8% of the time.
- On-time arrivals
- 56.5%
- Less than 15 minutes late
- Cancelled
- 14.8%
- Of scheduled flights
- Average delay when late
- 131 min
- Flights arriving 15+ minutes late
- Flights tracked
- 27
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 50%
- Airline (crew, maintenance, cleaning) 42%
- Air traffic control & airport 8%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 82.8% | 30 |
| October 2025 | 75.9% | 30 |
| November 2025 | 88.9% | 29 |
| December 2025 | 60.7% | 30 |
| January 2026 | 79.3% | 31 |
| February 2026 | 96.0% | 28 |
| March 2026 | 67.7% | 31 |
| April 2026 | 88.2% | 51 |
| May 2026 | 83.0% | 48 |
| June 2026 | 83.3% | 30 |
| July 2026 | 82.1% | 31 |
| August 2026 | 55.6% | 31 |
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