Flight UA2388
United Airlines flight UA2388
Looking for UA2388 in the airâŚ
Alerts at this flight's airports
Houston (IAH) to San Francisco (SFO)
Historically, this flight arrives 15+ minutes late 33% of the time, and when it is late the delay averages 60 minutes. It was cancelled 0.0% of the time.
- On-time arrivals
- 66.9%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 60 min
- Flights arriving 15+ minutes late
- Flights tracked
- 163
- Scheduled flights in the period
What caused the delays
- Air traffic control & airport 58%
- Late-arriving aircraft 21%
- Airline (crew, maintenance, cleaning) 18%
- Extreme weather 2%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Fort Myers (RSW) to Houston (IAH)
Historically, this flight arrives 15+ minutes late 19% of the time, and when it is late the delay averages 101 minutes. It was cancelled 0.7% of the time.
- On-time arrivals
- 80.6%
- Less than 15 minutes late
- Cancelled
- 0.7%
- Of scheduled flights
- Average delay when late
- 101 min
- Flights arriving 15+ minutes late
- Flights tracked
- 145
- Scheduled flights in the period
What caused the delays
- Air traffic control & airport 44%
- Airline (crew, maintenance, cleaning) 20%
- Late-arriving aircraft 18%
- Extreme weather 18%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Houston (IAH) to Dulles (IAD)
Historically, this flight arrives 15+ minutes late 32% of the time, and when it is late the delay averages 69 minutes. It was cancelled 0.0% of the time.
- On-time arrivals
- 67.6%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 69 min
- Flights arriving 15+ minutes late
- Flights tracked
- 103
- Scheduled flights in the period
What caused the delays
- Air traffic control & airport 50%
- Airline (crew, maintenance, cleaning) 24%
- Late-arriving aircraft 15%
- Extreme weather 10%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Newark (EWR) to Houston (IAH)
Historically, this flight arrives 15+ minutes late 37% of the time, and when it is late the delay averages 113 minutes. It was cancelled 0.0% of the time.
- On-time arrivals
- 63.3%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 113 min
- Flights arriving 15+ minutes late
- Flights tracked
- 30
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 47%
- Air traffic control & airport 27%
- Airline (crew, maintenance, cleaning) 26%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Houston (IAH) to Los Angeles (LAX)
Only 16 flights on record, which is too few for reliable odds.
- On-time arrivals
- 68.8%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 38 min
- Flights arriving 15+ minutes late
- Flights tracked
- 16
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 66%
- Airline (crew, maintenance, cleaning) 31%
- Air traffic control & airport 3%
- 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 | 76.7% | 30 |
| October 2025 | 51.6% | 31 |
| November 2025 | 63.8% | 58 |
| December 2025 | 60.4% | 48 |
| January 2026 | 82.5% | 57 |
| February 2026 | 88.9% | 36 |
| March 2026 | 73.3% | 31 |
| April 2026 | 77.4% | 31 |
| May 2026 | 79.1% | 43 |
| June 2026 | 62.1% | 30 |
| July 2026 | 67.7% | 31 |
| August 2026 | 67.7% | 31 |
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