Alaska Airlines: On-Time Performance & Delay Statistics
Data through May 2026
Alaska Airlines performs about in line with the industry: 78% of flights on time against a national 78%, 1.1% cancelled, and an average delay of 12 minutes when late. That puts it mid-pack — #9 of 15 US reporting carriers.
- On-time
- 78%
- arrived <15 min late
- Avg delay
- 12 min
- Cancelled
- 1.1%
- Flights/12mo
- 286,057
- Routes
- 519
- Airports
- 93
Monthly on-time trend
Alaska Airlines’s most reliable routes
Where Alaska Airlines flies most
| Route | Flights | On-time | Avg delay |
|---|---|---|---|
| SEA → ANC | 10,633 | 73% | 13 min |
| ANC → SEA | 10,624 | 84% | 9 min |
| LAX → SEA | 6,747 | 84% | 9 min |
| SEA → LAX | 6,746 | 80% | 10 min |
| SEA → PHX | 5,881 | 77% | 11 min |
| PHX → SEA | 5,879 | 83% | 10 min |
| SAN → SEA | 5,680 | 77% | 14 min |
| SEA → SAN | 5,675 | 76% | 12 min |
Airport hubs where this airline operates
Based on 531,091 flights, 2024-06–2026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.