Flight UA1366
United Airlines flight UA1366
Looking for UA1366 in the airâŚ
Newark (EWR) to Dulles (IAD)
Historically, this flight arrives 15+ minutes late 4% of the time, and when it is late the delay averages 109 minutes. It was cancelled 3.1% of the time.
- On-time arrivals
- 95.6%
- Less than 15 minutes late
- Cancelled
- 3.1%
- Of scheduled flights
- Average delay when late
- 109 min
- Flights arriving 15+ minutes late
- Flights tracked
- 350
- Scheduled flights in the period
What caused the delays
- Air traffic control & airport 37%
- Airline (crew, maintenance, cleaning) 31%
- Extreme weather 25%
- Late-arriving aircraft 7%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Dulles (IAD) to Nashville (BNA)
Historically, this flight arrives 15+ minutes late 11% of the time, and when it is late the delay averages 92 minutes. It was cancelled 0.6% of the time.
- On-time arrivals
- 89.4%
- Less than 15 minutes late
- Cancelled
- 0.6%
- Of scheduled flights
- Average delay when late
- 92 min
- Flights arriving 15+ minutes late
- Flights tracked
- 162
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 47%
- Airline (crew, maintenance, cleaning) 38%
- Air traffic control & airport 15%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Nashville (BNA) to Houston (IAH)
Historically, this flight arrives 15+ minutes late 18% of the time, and when it is late the delay averages 99 minutes. It was cancelled 0.0% of the time.
- On-time arrivals
- 82.3%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 99 min
- Flights arriving 15+ minutes late
- Flights tracked
- 63
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 57%
- Air traffic control & airport 25%
- Late-arriving aircraft 18%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Dulles (IAD) to Los Angeles (LAX)
Historically, this flight arrives 15+ minutes late 3% of the time, and when it is late the delay averages 48 minutes. It was cancelled 2.7% of the time.
- On-time arrivals
- 97.2%
- Less than 15 minutes late
- Cancelled
- 2.7%
- Of scheduled flights
- Average delay when late
- 48 min
- Flights arriving 15+ minutes late
- Flights tracked
- 37
- Scheduled flights in the period
What caused the delays
- Air traffic control & airport 72%
- Airline (crew, maintenance, cleaning) 28%
- Late-arriving aircraft 0%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Dulles (IAD) to Seattle (SEA)
Only 19 flights on record, which is too few for reliable odds.
- On-time arrivals
- 88.9%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 53 min
- Flights arriving 15+ minutes late
- Flights tracked
- 19
- Scheduled flights in the period
What caused the delays
- Air traffic control & airport 100%
- Airline (crew, maintenance, cleaning) 0%
- Late-arriving aircraft 0%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
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Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 93.3% | 30 |
| October 2025 | 94.4% | 37 |
| November 2025 | 96.6% | 59 |
| December 2025 | 93.3% | 46 |
| January 2026 | 91.2% | 36 |
| February 2026 | 86.8% | 40 |
| March 2026 | 94.6% | 57 |
| April 2026 | 96.7% | 60 |
| May 2026 | 96.7% | 60 |
| June 2026 | 84.5% | 72 |
| July 2026 | 93.1% | 77 |
| August 2026 | 89.3% | 57 |
Source: U.S. DOT Bureau of Transportation Statistics on-time data, September 2025 â August 2026. Covers flights operated by reporting U.S. carriers. About our data