Flight DL455
Delta Air Lines flight DL455
Looking for DL455 in the air…
Washington (DCA) to Atlanta (ATL)
Historically, this flight arrives 15+ minutes late 17% of the time, and when it is late the delay averages 124 minutes. It was cancelled 2.6% of the time.
- On-time arrivals
- 83.3%
- Less than 15 minutes late
- Cancelled
- 2.6%
- Of scheduled flights
- Average delay when late
- 124 min
- Flights arriving 15+ minutes late
- Flights tracked
- 344
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 78%
- Extreme weather 13%
- Air traffic control & airport 9%
- Late-arriving aircraft 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
New York (JFK) to Detroit (DTW)
Only 18 flights on record, which is too few for reliable odds.
- On-time arrivals
- 44.4%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 85 min
- Flights arriving 15+ minutes late
- Flights tracked
- 18
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 66%
- Airline (crew, maintenance, cleaning) 27%
- Air traffic control & airport 7%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
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Headlines found by Google News; stories open on the publisher's site.
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 86.7% | 30 |
| October 2025 | 93.5% | 31 |
| November 2025 | 75.0% | 28 |
| December 2025 | 64.5% | 31 |
| January 2026 | 92.9% | 31 |
| February 2026 | 84.6% | 28 |
| March 2026 | 80.0% | 31 |
| April 2026 | 86.7% | 30 |
| May 2026 | 83.9% | 31 |
| June 2026 | 93.3% | 30 |
| July 2026 | 75.0% | 30 |
| August 2026 | 60.0% | 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