Flight
BOE421
Flight history and live tracking for BOE421. Recent flights from the PlaneTrack independent receiver network, with departure and arrival times, aircraft used, and a real-time position feed.
Flight history 4 flights since Apr 2026
| Date | From | To | Dep | Arr | Duration | Aircraft |
|---|---|---|---|---|---|---|
| No flights in the last 30 days. | ||||||
Earlier flights (4) - back to 2026-04-03
| Date | From | To | Dep | Arr | Duration | Aircraft |
|---|---|---|---|---|---|---|
| 2026-05-02 | KBFI | KSEA | 13:35 PDT | 14:16 PDT | 0h 41m | 738BEC |
| 2026-04-29partial | KBFI | ? | 11:22 PDT | 738BEC | ||
| 2026-04-24partial | KBFI | ? | 13:17 PDT | 738BEC | ||
| 2026-04-03partial | KPAE | ? | 15:02 PDT | 738BEC |
Times are local to each airport. Hover for UTC. Flights marked estimated were completed with route prediction or partial coverage; partial records have a confirmed departure but no reliable arrival fix.
Follow this flight
Get an email when BOE421 flies + if it runs late.
Data access
Live positions and 365-day history for this flight are available through the PlaneTrack API (commercial use from $29/month) and as one-off CSV extracts from our own receiver network archive. Questions: [email protected]