AS584
AS584 (Alaska Airlines) is a multi-stop service on 8 routes, busiest Chicago to Seattle. Of 146 departures recorded from March 2025 to June 2026, 81.4% left on time, according to the US BTS.
- On-time departures81.4%of 146 flights
- Average delay11.8 min
- June 202618
- Cancelled0.7%
- Legs flown under this number8
Recorded departures by month
Short series — AS584 has only 9 months so far. Enough to show the level now, not enough to read a trend.
All legs under this number combined; see the leg table.
Months without data are left blank.
The most recent periods9 periods
| Period | Departures 2025 | Departures 2026 | Change vs last year |
|---|---|---|---|
| January | – | 1 | – |
| February | – | 17 | – |
| March | 1 | 30 | ▲ 2,900.0% |
| April | – | 29 | – |
| May | – | 48 | – |
| June | – | 18 | – |
| July | – | – | – |
| August | – | – | – |
| September | – | – | – |
| October | – | – | in progress |
| November | 1 | – | – |
| December | 1 | – | – |
according to the US BTS · March 2025 → June 2026
On-time departures by month
Short series — AS584 has only 9 months so far. Enough to show the level now, not enough to read a trend.
Months without data are left blank.
On time = departure within 15 minutes of schedule. Non-cancelled flights with a recorded delay only.
The most recent periods9 periods
| Period | On time 2025 | On time 2026 | Change vs last year |
|---|---|---|---|
| January | – | 100.0% | – |
| February | – | 94.1% | – |
| March | 100.0% | 93.1% | ▼ 6.9% |
| April | – | 86.2% | – |
| May | – | 75.0% | – |
| June | – | 55.6% | – |
| July | – | – | – |
| August | – | – | – |
| September | – | – | – |
| October | – | – | in progress |
| November | 100.0% | – | – |
| December | 100.0% | – | – |
according to the US BTS · March 2025 → June 2026
Average departure delay by month
Short series — AS584 has only 9 months so far. Enough to show the level now, not enough to read a trend.
Months without data are left blank.
according to the US BTS · March 2025 → June 2026
Cancelled departures by month
Short series — AS584 has only 9 months so far. Enough to show the level now, not enough to read a trend.
Months without data are left blank.
The most recent periods9 periods
| Period | Cancelled 2025 | Cancelled 2026 | Change vs last year |
|---|---|---|---|
| January | – | 0 | – |
| February | – | 0 | – |
| March | 0 | 1 | – |
| April | – | 0 | – |
| May | – | 0 | – |
| June | – | 0 | – |
| July | – | – | – |
| August | – | – | – |
| September | – | – | – |
| October | – | – | in progress |
| November | 0 | – | – |
| December | 0 | – | – |
according to the US BTS · March 2025 → June 2026
This is a historical record of departures already flown, not a forecast for your flight.
Several legs: the headline figure averages all of them. See the leg table.
Cancellation share
- Not cancelled 99.3% 145
- Cancelled 0.7% 1
Share of all recorded flights in the period, all legs. · Mar 9, 2025 → Jun 9, 2026
On time, leg by leg
Departures within 15 minutes of schedule; small figure = departures recorded.
Legs flown under this number
3| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| ORD SEA Chicago O'Hare International Airport – Seattle–Tacoma International Airport | 2,762 | 22.7 min | 65.2% | 46 |
| LAX PAE Los Angeles International Airport – Seattle Paine Field International Airport | 1,586 | 2.5 min | 97.0% | 34 |
| DFW SEA Dallas Fort Worth International Airport – Seattle–Tacoma International Airport | 2,668 | 1.8 min | 88.2% | 34 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| March 2025 | 1 | 1 | 100.0% | 0 |
| November 2025 | 1 | 1 | 100.0% | 0 |
| December 2025 | 1 | 1 | 100.0% | 0 |
| January 2026 | 1 | 1 | 100.0% | 0 |
| February 2026 | 17 | 17 | 94.1% | 0 |
| March 2026 | 30 | 29 | 93.1% | 1 |
| April 2026 | 29 | 29 | 86.2% | 0 |
| May 2026 | 48 | 48 | 75.0% | 0 |
| June 2026 | 18 | 18 | 55.6% | 0 |