Flight UA1498
United Airlines flight UA1498
Looking for UA1498 in the airâŚ
Alerts at this flight's airports
San Francisco (SFO) to Los Angeles (LAX)
Historically, this flight arrives 15+ minutes late 19% of the time, and when it is late the delay averages 54 minutes. It was cancelled 0.0% of the time.
- On-time arrivals
- 81.0%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 54 min
- Flights arriving 15+ minutes late
- Flights tracked
- 163
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 41%
- Late-arriving aircraft 32%
- Air traffic control & airport 27%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Dulles (IAD) to Newark (EWR)
Historically, this flight arrives 15+ minutes late 30% of the time, and when it is late the delay averages 123 minutes. It was cancelled 4.9% of the time.
- On-time arrivals
- 70.4%
- Less than 15 minutes late
- Cancelled
- 4.9%
- Of scheduled flights
- Average delay when late
- 123 min
- Flights arriving 15+ minutes late
- Flights tracked
- 103
- Scheduled flights in the period
What caused the delays
- Air traffic control & airport 67%
- Extreme weather 13%
- Airline (crew, maintenance, cleaning) 10%
- Late-arriving aircraft 9%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Chicago (ORD) to San Francisco (SFO)
Historically, this flight arrives 15+ minutes late 32% of the time, and when it is late the delay averages 68 minutes. It was cancelled 1.4% of the time.
- On-time arrivals
- 68.5%
- Less than 15 minutes late
- Cancelled
- 1.4%
- Of scheduled flights
- Average delay when late
- 68 min
- Flights arriving 15+ minutes late
- Flights tracked
- 74
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 42%
- Air traffic control & airport 37%
- Late-arriving aircraft 18%
- Extreme weather 3%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Charleston (CHS) to Chicago (ORD)
Historically, this flight arrives 15+ minutes late 51% of the time, and when it is late the delay averages 95 minutes. It was cancelled 0.0% of the time.
- On-time arrivals
- 49.0%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 95 min
- Flights arriving 15+ minutes late
- Flights tracked
- 50
- Scheduled flights in the period
What caused the delays
- Air traffic control & airport 50%
- Late-arriving aircraft 45%
- Airline (crew, maintenance, cleaning) 6%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
San Francisco (SFO) to Seattle (SEA)
Historically, this flight arrives 15+ minutes late 18% of the time, and when it is late the delay averages 78 minutes. It was cancelled 0.0% of the time.
- On-time arrivals
- 82.2%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 78 min
- Flights arriving 15+ minutes late
- Flights tracked
- 45
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 41%
- Air traffic control & airport 38%
- Late-arriving aircraft 22%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Pittsburgh (PIT) to San Francisco (SFO)
Historically, this flight arrives 15+ minutes late 6% of the time, and when it is late the delay averages 127 minutes. It was cancelled 2.7% of the time.
- On-time arrivals
- 94.4%
- Less than 15 minutes late
- Cancelled
- 2.7%
- Of scheduled flights
- Average delay when late
- 127 min
- Flights arriving 15+ minutes late
- Flights tracked
- 37
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 100%
- Late-arriving aircraft 0%
- Air traffic control & airport 0%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Newark (EWR) to New Orleans (MSY)
Historically, this flight arrives 15+ minutes late 31% of the time, and when it is late the delay averages 60 minutes. It was cancelled 0.0% of the time.
- On-time arrivals
- 68.6%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 60 min
- Flights arriving 15+ minutes late
- Flights tracked
- 35
- Scheduled flights in the period
What caused the delays
- Air traffic control & airport 62%
- Airline (crew, maintenance, cleaning) 26%
- Late-arriving aircraft 7%
- Extreme weather 5%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Jackson (JAC) to San Francisco (SFO)
Historically, this flight arrives 15+ minutes late 18% of the time, and when it is late the delay averages 91 minutes. It was cancelled 0.0% of the time.
- On-time arrivals
- 81.8%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 91 min
- Flights arriving 15+ minutes late
- Flights tracked
- 23
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 93%
- Air traffic control & airport 7%
- Late-arriving aircraft 0%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Newark (EWR) to Miami (MIA)
Historically, this flight arrives 15+ minutes late 29% of the time, and when it is late the delay averages 119 minutes. It was cancelled 0.0% of the time.
- On-time arrivals
- 71.4%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 119 min
- Flights arriving 15+ minutes late
- Flights tracked
- 21
- Scheduled flights in the period
What caused the delays
- Extreme weather 52%
- Air traffic control & airport 22%
- Late-arriving aircraft 19%
- Airline (crew, maintenance, cleaning) 7%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Miami (MIA) to San Francisco (SFO)
Only 19 flights on record, which is too few for reliable odds.
- On-time arrivals
- 68.4%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 94 min
- Flights arriving 15+ minutes late
- Flights tracked
- 19
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 54%
- Airline (crew, maintenance, cleaning) 29%
- Air traffic control & airport 17%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Los Angeles (LAX) to Orlando (MCO)
Only 3 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
- â
- Flights arriving 15+ minutes late
- Flights tracked
- 3
- Scheduled flights in the period
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Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 86.5% | 53 |
| October 2025 | 78.4% | 37 |
| November 2025 | 75.8% | 63 |
| December 2025 | 71.0% | 62 |
| January 2026 | 88.3% | 61 |
| February 2026 | 73.2% | 56 |
| March 2026 | 82.9% | 35 |
| April 2026 | 44.8% | 30 |
| May 2026 | 69.2% | 39 |
| June 2026 | 70.4% | 54 |
| July 2026 | 59.3% | 31 |
| August 2026 | 72.5% | 52 |
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