Flight AS733
Alaska Airlines flight AS733
Looking for AS733 in the air…
Alerts at this flight's airports
Seattle (SEA) to Salt Lake City (SLC)
Historically, this flight arrives 15+ minutes late 32% of the time, and when it is late the delay averages 43 minutes. It was cancelled 0.7% of the time.
- On-time arrivals
- 68.4%
- Less than 15 minutes late
- Cancelled
- 0.7%
- Of scheduled flights
- Average delay when late
- 43 min
- Flights arriving 15+ minutes late
- Flights tracked
- 271
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 47%
- Airline (crew, maintenance, cleaning) 40%
- Air traffic control & airport 12%
- Extreme weather 1%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Oakland (OAK) to Seattle (SEA)
Historically, this flight arrives 15+ minutes late 16% of the time, and when it is late the delay averages 39 minutes. It was cancelled 0.0% of the time.
- On-time arrivals
- 83.7%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 39 min
- Flights arriving 15+ minutes late
- Flights tracked
- 49
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 59%
- Airline (crew, maintenance, cleaning) 35%
- Air traffic control & airport 5%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Portland (PDX) to Anchorage (ANC)
Historically, this flight arrives 15+ minutes late 21% of the time, and when it is late the delay averages 40 minutes. It was cancelled 0.0% of the time.
- On-time arrivals
- 79.4%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 40 min
- Flights arriving 15+ minutes late
- Flights tracked
- 34
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 36%
- Airline (crew, maintenance, cleaning) 31%
- Air traffic control & airport 23%
- Extreme weather 10%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 76.7% | 30 |
| October 2025 | 80.8% | 26 |
| November 2025 | 69.0% | 30 |
| December 2025 | 63.3% | 31 |
| January 2026 | 59.3% | 27 |
| February 2026 | 74.1% | 27 |
| March 2026 | 80.0% | 30 |
| April 2026 | 96.7% | 30 |
| May 2026 | 80.6% | 31 |
| June 2026 | 66.7% | 30 |
| July 2026 | 61.3% | 31 |
| August 2026 | 51.6% | 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