Flight OH5123
Flight OH5123
Charleston (CHS) to Washington (DCA)
Historically, this flight arrives 15+ minutes late 40% of the time, and when it is late the delay averages 208 minutes. It was cancelled 2.9% of the time.
- On-time arrivals
- 59.7%
- Less than 15 minutes late
- Cancelled
- 2.9%
- Of scheduled flights
- Average delay when late
- 208 min
- Flights arriving 15+ minutes late
- Flights tracked
- 69
- Scheduled flights in the period
What caused the delays
- Air traffic control & airport 57%
- Late-arriving aircraft 34%
- Extreme weather 9%
- Airline (crew, maintenance, cleaning) 1%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Washington (DCA) to Charleston (CHS)
Historically, this flight arrives 15+ minutes late 32% of the time, and when it is late the delay averages 108 minutes. It was cancelled 2.9% of the time.
- On-time arrivals
- 68.2%
- Less than 15 minutes late
- Cancelled
- 2.9%
- Of scheduled flights
- Average delay when late
- 108 min
- Flights arriving 15+ minutes late
- Flights tracked
- 68
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 49%
- Airline (crew, maintenance, cleaning) 30%
- Extreme weather 11%
- Air traffic control & airport 10%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Greenville/Greer/Spartanburg (GSP) to Washington (DCA)
Historically, this flight arrives 15+ minutes late 34% of the time, and when it is late the delay averages 53 minutes. It was cancelled 0.0% of the time.
- On-time arrivals
- 66.0%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 53 min
- Flights arriving 15+ minutes late
- Flights tracked
- 53
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 62%
- Air traffic control & airport 25%
- Airline (crew, maintenance, cleaning) 8%
- Extreme weather 6%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Philadelphia (PHL) to Providence/Warwick (PVD)
Historically, this flight arrives 15+ minutes late 22% of the time, and when it is late the delay averages 41 minutes. It was cancelled 14.8% of the time.
- On-time arrivals
- 78.3%
- Less than 15 minutes late
- Cancelled
- 14.8%
- Of scheduled flights
- Average delay when late
- 41 min
- Flights arriving 15+ minutes late
- Flights tracked
- 27
- Scheduled flights in the period
What caused the delays
- Air traffic control & airport 53%
- Late-arriving aircraft 45%
- Airline (crew, maintenance, cleaning) 2%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Providence/Warwick (PVD) to Philadelphia (PHL)
Historically, this flight arrives 15+ minutes late 17% of the time, and when it is late the delay averages 58 minutes. It was cancelled 14.8% of the time.
- On-time arrivals
- 82.6%
- Less than 15 minutes late
- Cancelled
- 14.8%
- Of scheduled flights
- Average delay when late
- 58 min
- Flights arriving 15+ minutes late
- Flights tracked
- 27
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 53%
- Air traffic control & airport 41%
- Airline (crew, maintenance, cleaning) 6%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Nashville (BNA) to Washington (DCA)
Historically, this flight arrives 15+ minutes late 19% of the time, and when it is late the delay averages 110 minutes. It was cancelled 16.0% of the time.
- On-time arrivals
- 81.0%
- Less than 15 minutes late
- Cancelled
- 16.0%
- Of scheduled flights
- Average delay when late
- 110 min
- Flights arriving 15+ minutes late
- Flights tracked
- 25
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 87%
- Air traffic control & airport 13%
- Late-arriving aircraft 0%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Chicago (ORD) to Knoxville/Maryville (TYS)
Historically, this flight arrives 15+ minutes late 47% of the time, and when it is late the delay averages 122 minutes. It was cancelled 5.0% of the time.
- On-time arrivals
- 52.6%
- Less than 15 minutes late
- Cancelled
- 5.0%
- Of scheduled flights
- Average delay when late
- 122 min
- Flights arriving 15+ minutes late
- Flights tracked
- 20
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 91%
- Air traffic control & airport 8%
- Airline (crew, maintenance, cleaning) 1%
- Extreme weather 1%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
St Louis (STL) to Philadelphia (PHL)
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
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 61.5% | 26 |
| October 2025 | 70.4% | 27 |
| February 2026 | 50.0% | 14 |
| March 2026 | 71.4% | 26 |
| April 2026 | 100.0% | 6 |
| May 2026 | 55.0% | 20 |
| June 2026 | 72.4% | 60 |
| July 2026 | 61.2% | 51 |
| August 2026 | 75.0% | 60 |
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