Flight YX4503
Republic Airways flight YX4503
Looking for YX4503 in the air…
New York (JFK) to Boston (BOS)
Historically, this flight arrives 15+ minutes late 44% of the time, and when it is late the delay averages 64 minutes. It was cancelled 11.7% of the time.
- On-time arrivals
- 56.0%
- Less than 15 minutes late
- Cancelled
- 11.7%
- Of scheduled flights
- Average delay when late
- 64 min
- Flights arriving 15+ minutes late
- Flights tracked
- 103
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 61%
- Air traffic control & airport 24%
- Airline (crew, maintenance, cleaning) 12%
- Extreme weather 3%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Boston (BOS) to New York (JFK)
Historically, this flight arrives 15+ minutes late 30% of the time, and when it is late the delay averages 76 minutes. It was cancelled 11.1% of the time.
- On-time arrivals
- 70.0%
- Less than 15 minutes late
- Cancelled
- 11.1%
- Of scheduled flights
- Average delay when late
- 76 min
- Flights arriving 15+ minutes late
- Flights tracked
- 90
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 68%
- Airline (crew, maintenance, cleaning) 21%
- Air traffic control & airport 11%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
New York (LGA) to Richmond (RIC)
Historically, this flight arrives 15+ minutes late 38% of the time, and when it is late the delay averages 98 minutes. It was cancelled 5.5% of the time.
- On-time arrivals
- 61.5%
- Less than 15 minutes late
- Cancelled
- 5.5%
- Of scheduled flights
- Average delay when late
- 98 min
- Flights arriving 15+ minutes late
- Flights tracked
- 55
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 52%
- Extreme weather 31%
- Air traffic control & airport 17%
- Airline (crew, maintenance, cleaning) 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Washington (DCA) to New York (LGA)
Historically, this flight arrives 15+ minutes late 33% of the time, and when it is late the delay averages 75 minutes. It was cancelled 4.5% of the time.
- On-time arrivals
- 66.7%
- Less than 15 minutes late
- Cancelled
- 4.5%
- 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
- Air traffic control & airport 33%
- Late-arriving aircraft 29%
- Extreme weather 28%
- Airline (crew, maintenance, cleaning) 11%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Richmond (RIC) to New York (LGA)
Historically, this flight arrives 15+ minutes late 45% of the time, and when it is late the delay averages 99 minutes. It was cancelled 13.6% of the time.
- On-time arrivals
- 55.3%
- Less than 15 minutes late
- Cancelled
- 13.6%
- Of scheduled flights
- Average delay when late
- 99 min
- Flights arriving 15+ minutes late
- Flights tracked
- 44
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 72%
- Air traffic control & airport 25%
- Airline (crew, maintenance, cleaning) 3%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Chicago (ORD) to Raleigh/Durham (RDU)
Historically, this flight arrives 15+ minutes late 44% of the time, and when it is late the delay averages 83 minutes. It was cancelled 3.6% of the time.
- On-time arrivals
- 55.6%
- Less than 15 minutes late
- Cancelled
- 3.6%
- Of scheduled flights
- Average delay when late
- 83 min
- Flights arriving 15+ minutes late
- Flights tracked
- 28
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 41%
- Air traffic control & airport 22%
- Airline (crew, maintenance, cleaning) 21%
- Extreme weather 16%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Washington (DCA) to Columbus (CMH)
Historically, this flight arrives 15+ minutes late 26% of the time, and when it is late the delay averages 37 minutes. It was cancelled 0.0% of the time.
- On-time arrivals
- 74.1%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 37 min
- Flights arriving 15+ minutes late
- Flights tracked
- 27
- Scheduled flights in the period
What caused the delays
- Air traffic control & airport 74%
- Late-arriving aircraft 17%
- Airline (crew, maintenance, cleaning) 8%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Columbus (CMH) to Washington (DCA)
Only 5 flights on record, which is too few for reliable odds.
- On-time arrivals
- 60.0%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 73 min
- Flights arriving 15+ minutes late
- Flights tracked
- 5
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 64%
- Air traffic control & airport 26%
- Late-arriving aircraft 10%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
New York (JFK) to Pittsburgh (PIT)
Only 1 flight 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
- 1
- Scheduled flights in the period
Pittsburgh (PIT) to New York (JFK)
Only 1 flight on record, which is too few for reliable odds.
- On-time arrivals
- 0.0%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 22 min
- Flights arriving 15+ minutes late
- Flights tracked
- 1
- Scheduled flights in the period
What caused the delays
- Air traffic control & airport 41%
- Late-arriving aircraft 36%
- Airline (crew, maintenance, cleaning) 23%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 55.6% | 9 |
| October 2025 | 79.2% | 24 |
| November 2025 | 58.5% | 56 |
| December 2025 | 58.1% | 45 |
| January 2026 | 75.0% | 26 |
| February 2026 | 69.0% | 31 |
| March 2026 | 63.3% | 31 |
| April 2026 | 58.6% | 30 |
| May 2026 | 60.0% | 32 |
| June 2026 | 62.2% | 40 |
| July 2026 | 62.2% | 42 |
| August 2026 | 51.6% | 32 |
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