Flight DL1321
Delta Air Lines flight DL1321
Looking for DL1321 in the air…
Detroit (DTW) to Kansas City (MCI)
Historically, this flight arrives 15+ minutes late 30% of the time, and when it is late the delay averages 79 minutes. It was cancelled 1.3% of the time.
- On-time arrivals
- 69.9%
- Less than 15 minutes late
- Cancelled
- 1.3%
- Of scheduled flights
- Average delay when late
- 79 min
- Flights arriving 15+ minutes late
- Flights tracked
- 239
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 59%
- Late-arriving aircraft 32%
- Air traffic control & airport 10%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Atlanta (ATL) to Newark (EWR)
Historically, this flight arrives 15+ minutes late 63% of the time, and when it is late the delay averages 60 minutes. It was cancelled 4.1% of the time.
- On-time arrivals
- 37.1%
- Less than 15 minutes late
- Cancelled
- 4.1%
- Of scheduled flights
- Average delay when late
- 60 min
- Flights arriving 15+ minutes late
- Flights tracked
- 73
- Scheduled flights in the period
What caused the delays
- Air traffic control & airport 64%
- Airline (crew, maintenance, cleaning) 25%
- Late-arriving aircraft 10%
- Security 1%
- Extreme weather 0%
Share of delay minutes airlines attributed to each cause (BTS).
Minneapolis (MSP) to Pittsburgh (PIT)
Only 15 flights on record, which is too few for reliable odds.
- On-time arrivals
- 66.7%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 125 min
- Flights arriving 15+ minutes late
- Flights tracked
- 15
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 61%
- Late-arriving aircraft 34%
- Air traffic control & airport 5%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
New York (LGA) to Columbus (CMH)
Only 2 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
- 2
- Scheduled flights in the period
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Show as table
| Month | On time | Flights |
|---|---|---|
| October 2025 | 37.0% | 28 |
| November 2025 | 42.3% | 28 |
| December 2025 | 48.4% | 31 |
| January 2026 | 70.0% | 30 |
| February 2026 | 81.5% | 28 |
| March 2026 | 67.7% | 31 |
| April 2026 | 76.7% | 30 |
| May 2026 | 82.8% | 31 |
| June 2026 | 46.7% | 30 |
| July 2026 | 74.2% | 31 |
| August 2026 | 61.3% | 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