Flight OH5643
Flight OH5643
Washington (DCA) to Birmingham (BHM)
Historically, this flight arrives 15+ minutes late 45% of the time, and when it is late the delay averages 119 minutes. It was cancelled 20.0% of the time.
- On-time arrivals
- 55.0%
- Less than 15 minutes late
- Cancelled
- 20.0%
- Of scheduled flights
- Average delay when late
- 119 min
- Flights arriving 15+ minutes late
- Flights tracked
- 75
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 53%
- Airline (crew, maintenance, cleaning) 37%
- Extreme weather 6%
- Air traffic control & airport 4%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Dallas-Fort Worth (DFW) to Tallahassee (TLH)
Historically, this flight arrives 15+ minutes late 32% of the time, and when it is late the delay averages 93 minutes. It was cancelled 8.1% of the time.
- On-time arrivals
- 67.6%
- Less than 15 minutes late
- Cancelled
- 8.1%
- Of scheduled flights
- Average delay when late
- 93 min
- Flights arriving 15+ minutes late
- Flights tracked
- 37
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 34%
- Airline (crew, maintenance, cleaning) 33%
- Extreme weather 25%
- Air traffic control & airport 8%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Tallahassee (TLH) to Dallas-Fort Worth (DFW)
Historically, this flight arrives 15+ minutes late 27% of the time, and when it is late the delay averages 120 minutes. It was cancelled 10.8% of the time.
- On-time arrivals
- 72.7%
- Less than 15 minutes late
- Cancelled
- 10.8%
- Of scheduled flights
- Average delay when late
- 120 min
- Flights arriving 15+ minutes late
- Flights tracked
- 37
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 72%
- Airline (crew, maintenance, cleaning) 26%
- Air traffic control & airport 2%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Chicago (ORD) to Dayton (DAY)
Historically, this flight arrives 15+ minutes late 23% of the time, and when it is late the delay averages 262 minutes. It was cancelled 0.0% of the time.
- On-time arrivals
- 76.7%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 262 min
- Flights arriving 15+ minutes late
- Flights tracked
- 30
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 89%
- Airline (crew, maintenance, cleaning) 9%
- Air traffic control & airport 2%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Dallas-Fort Worth (DFW) to South Bend (SBN)
Historically, this flight arrives 15+ minutes late 17% of the time, and when it is late the delay averages 87 minutes. It was cancelled 7.4% of the time.
- On-time arrivals
- 83.3%
- Less than 15 minutes late
- Cancelled
- 7.4%
- Of scheduled flights
- Average delay when late
- 87 min
- Flights arriving 15+ minutes late
- Flights tracked
- 27
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 74%
- Air traffic control & airport 14%
- Late-arriving aircraft 12%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
South Bend (SBN) to Dallas-Fort Worth (DFW)
Historically, this flight arrives 15+ minutes late 17% of the time, and when it is late the delay averages 159 minutes. It was cancelled 11.1% of the time.
- On-time arrivals
- 83.3%
- Less than 15 minutes late
- Cancelled
- 11.1%
- Of scheduled flights
- Average delay when late
- 159 min
- Flights arriving 15+ minutes late
- Flights tracked
- 27
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 41%
- Airline (crew, maintenance, cleaning) 36%
- Extreme weather 22%
- Air traffic control & airport 1%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Syracuse (SYR) to Philadelphia (PHL)
Historically, this flight arrives 15+ minutes late 11% of the time, and when it is late the delay averages 194 minutes. It was cancelled 0.0% of the time.
- On-time arrivals
- 88.9%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 194 min
- Flights arriving 15+ minutes late
- Flights tracked
- 27
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 99%
- Air traffic control & airport 1%
- Late-arriving aircraft 0%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Chattanooga (CHA) to Dallas-Fort Worth (DFW)
Only 19 flights on record, which is too few for reliable odds.
- On-time arrivals
- 94.7%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 125 min
- Flights arriving 15+ minutes late
- Flights tracked
- 19
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 97%
- Air traffic control & airport 3%
- Late-arriving aircraft 0%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Charlotte (CLT) to Knoxville/Maryville (TYS)
Only 8 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
- 8
- Scheduled flights in the period
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 87.0% | 23 |
| October 2025 | 100.0% | 4 |
| November 2025 | 100.0% | 8 |
| December 2025 | 92.9% | 14 |
| January 2026 | 76.0% | 57 |
| February 2026 | 63.6% | 22 |
| April 2026 | 79.2% | 24 |
| May 2026 | 70.6% | 17 |
| June 2026 | 56.5% | 30 |
| July 2026 | 41.7% | 30 |
| August 2026 | 84.0% | 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