Flight UA787
United Airlines flight UA787
Looking for UA787 in the airâŚ
Alerts at this flight's airports
Houston (IAH) to Chicago (ORD)
Historically, this flight arrives 15+ minutes late 28% of the time, and when it is late the delay averages 79 minutes. It was cancelled 1.1% of the time.
- On-time arrivals
- 71.8%
- Less than 15 minutes late
- Cancelled
- 1.1%
- Of scheduled flights
- Average delay when late
- 79 min
- Flights arriving 15+ minutes late
- Flights tracked
- 363
- Scheduled flights in the period
What caused the delays
- Air traffic control & airport 53%
- Late-arriving aircraft 30%
- Airline (crew, maintenance, cleaning) 15%
- Extreme weather 1%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
San Francisco (SFO) to Houston (IAH)
Historically, this flight arrives 15+ minutes late 6% of the time, and when it is late the delay averages 57 minutes. It was cancelled 0.0% of the time.
- On-time arrivals
- 93.8%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 57 min
- Flights arriving 15+ minutes late
- Flights tracked
- 32
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 52%
- Air traffic control & airport 46%
- Airline (crew, maintenance, cleaning) 2%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Orlando (MCO) to Houston (IAH)
Historically, this flight arrives 15+ minutes late 25% of the time, and when it is late the delay averages 70 minutes. It was cancelled 0.0% of the time.
- On-time arrivals
- 75.0%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 70 min
- Flights arriving 15+ minutes late
- Flights tracked
- 24
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 37%
- Late-arriving aircraft 32%
- Extreme weather 22%
- Air traffic control & airport 8%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
New York (LGA) to Houston (IAH)
Only 19 flights on record, which is too few for reliable odds.
- On-time arrivals
- 89.5%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 192 min
- Flights arriving 15+ minutes late
- Flights tracked
- 19
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 92%
- Airline (crew, maintenance, cleaning) 5%
- Extreme weather 3%
- Air traffic control & airport 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 | 85.2% | 54 |
| October 2025 | 74.2% | 31 |
| November 2025 | 65.5% | 30 |
| December 2025 | 88.9% | 45 |
| January 2026 | 57.1% | 35 |
| February 2026 | 78.6% | 28 |
| March 2026 | 54.5% | 33 |
| April 2026 | 82.1% | 59 |
| May 2026 | 80.0% | 31 |
| June 2026 | 60.0% | 30 |
| July 2026 | 64.3% | 31 |
| August 2026 | 83.3% | 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