ASA121

Flight

Status

Completed

Departure

Seattle Tacoma International Airport (SEA) — Seattle, United States

Est. departure time

2026-08-23 23:18 UTC (approx.)

Arrival

Daniel K Inouye International Airport (HNL) — Honolulu, United States

Distance flown

4401 km

Straight-line distance

4308 km

Approach distance

92 km

Aircraft

Registration

N783HA

Type

Boeing 787-9

Altitude & speed

Max altitude

38,025 ft

Max ground speed

475 kt

Tracked

5h 26m · 4,377 km

Altitude (ft, max 38,025)

Ground speed (kt, max 475)

Altitude (ft, max 38,025)

Ground speed (kt, max 475)

From the ADS-B positions we received; time since the first fix. A dashed stretch is a gap in reception, bridged by a straight line.

Route map

Airline

Alaska Airlines (ASA)

Latest flights

Departed	Flight	Route	Reg	Aircraft	Status	Distance
2026-10-03 04:48 UTC	ASA121	SEA → ? Seattle → ?	N783HA	Boeing 787-9	In progress	—
2026-10-02 23:51 UTC	ASA121	SEA → HNL Seattle → Honolulu	N783HA	Boeing 787-9	Incomplete (signal lost)	~4369 km est. (666 km recorded)
2026-10-02 05:05 UTC	ASA121	SEA → HNL Seattle → Honolulu	N781HA	Boeing 787-9	Completed	295 km
2026-10-01 23:59 UTC	ASA121	SEA → HNL Seattle → Honolulu	N781HA	Boeing 787-9	Completed (landing confirmed by airport data)	~4384 km est. (513 km recorded)
2026-09-29 23:57 UTC	ASA121	SEA → HNL Seattle → Honolulu	N784HA	Boeing 787-9	Completed	4405 km
2026-09-29 02:29 UTC	ASA121	SEA → HNL Seattle → Honolulu	N784HA	Boeing 787-9	Completed	4405 km
2026-09-28 00:25 UTC	ASA121	SEA → HNL Seattle → Honolulu	N781HA	Boeing 787-9	Completed	4419 km
2026-09-26 23:58 UTC	ASA121	SEA → HNL Seattle → Honolulu	N784HA	Boeing 787-9	Completed	4435 km
2026-09-25 23:48 UTC	ASA121	SEA → HNL Seattle → Honolulu	N781HA	Boeing 787-9	Completed	4420 km
2026-09-24 23:45 UTC	ASA121	SEA → HNL Seattle → Honolulu	N780HA	Boeing 787-9	Completed	4482 km
2026-09-24 00:23 UTC	ASA121	SEA → HNL Seattle → Honolulu	N780HA	Boeing 787-9	Completed	4458 km
2026-09-22 23:49 UTC	ASA121	SEA → HNL Seattle → Honolulu	N783HA	Boeing 787-9	Completed	4425 km
2026-09-21 23:50 UTC	ASA121	SEA → HNL Seattle → Honolulu	N782HA	Boeing 787-9	Completed	4407 km
2026-09-20 23:36 UTC	ASA121	SEA → HNL Seattle → Honolulu	N780HA	Boeing 787-9	Completed	4409 km
2026-09-20 00:02 UTC	ASA121	SEA → HNL Seattle → Honolulu	N781HA	Boeing 787-9	Completed	4409 km
2026-09-18 23:44 UTC	ASA121	SEA → HNL Seattle → Honolulu	N780HA	Boeing 787-9	Completed	4420 km
2026-09-18 01:02 UTC	ASA121	SEA → HNL Seattle → Honolulu	N783HA	Boeing 787-9	Completed	4421 km
2026-09-17 12:11 UTC	ASA121	ICN → SEA Seoul → Seattle	N783HA	Boeing 787-9	Completed	9202 km
2026-09-17 04:26 UTC	ASA121	SEA → HNL Seattle → Honolulu	N784HA	Boeing 787-9	Completed	4444 km
2026-09-14 04:27 UTC	ASA121	SEA → HNL Seattle → Honolulu	N782HA	Boeing 787-9	Completed	4428 km
2026-09-08 03:10 UTC	ASA121	SEA → HNL Seattle → Honolulu	N781HA	Boeing 787-9	Completed	4449 km
2026-09-05 03:18 UTC	ASA121	SEA → HNL Seattle → Honolulu	N781HA	Boeing 787-9	Completed	4437 km
2026-09-01 23:43 UTC	ASA121	SEA → HIK Seattle → Honolulu	N783HA	Boeing 787-9	Completed	4503 km
2026-08-31 23:52 UTC	ASA121	SEA → HNL Seattle → Honolulu	N780HA	Boeing 787-9	Completed	4525 km
2026-08-30 23:38 UTC	ASA121	SEA → HNL Seattle → Honolulu	N782HA	Boeing 787-9	Completed	4446 km
2026-08-28 23:54 UTC	ASA121	SEA → HNL Seattle → Honolulu	N782HA	Boeing 787-9	Completed	4409 km
2026-08-28 00:06 UTC	ASA121	SEA → HNL Seattle → Honolulu	N780HA	Boeing 787-9	Completed	4409 km
2026-08-26 23:47 UTC	ASA121	SEA → HNL Seattle → Honolulu	N781HA	Boeing 787-9	Completed	4439 km
2026-08-25 23:46 UTC	ASA121	SEA → HNL Seattle → Honolulu	N780HA	Boeing 787-9	Completed	4417 km
2026-08-24 23:57 UTC	ASA121	SEA → HNL Seattle → Honolulu	N783HA	Boeing 787-9	Completed	4470 km
2026-08-23 23:37 UTC	ASA121	SEA → HNL Seattle → Honolulu	N783HA	Boeing 787-9	Completed	4401 km
2026-08-22 23:47 UTC	ASA121	SEA → HNL Seattle → Honolulu	N782HA	Boeing 787-9	Completed	4784 km
2026-08-21 23:10 UTC	ASA121	SEA → HNL Seattle → Honolulu	N783HA	Boeing 787-9	Completed	4764 km
2026-08-20 23:57 UTC	ASA121	SEA → HNL Seattle → Honolulu	N781HA	Boeing 787-9	Completed	4613 km
2026-08-19 23:53 UTC	ASA121	SEA → HNL Seattle → Honolulu	N783HA	Boeing 787-9	Completed	4700 km
2026-08-19 04:15 UTC	ASA121	SEA → HNL Seattle → Honolulu	N784HA	Boeing 787-9	Completed	4671 km
2026-08-15 04:33 UTC	ASA121	SEA → HNL Seattle → Honolulu	N784HA	Boeing 787-9	Completed	~8974 km est. (4538 km recorded)
2026-08-11 23:19 UTC	ASA121	SEA → HNL Seattle → Honolulu	N780HA	Boeing 787-9	Completed	4692 km
2026-08-11 19:14 UTC	ASA121	SEA → SEA Seattle → Seattle	N780HA	Boeing 787-9	Completed	3 km
2026-08-10 23:38 UTC	ASA121	SEA → SEA Seattle → Seattle	N782HA	Boeing 787-9	Completed	~2 km est. (0 km recorded)
2026-08-10 23:38 UTC	ASA121	SEA → SEA Seattle → Seattle	N782HA	Boeing 787-9	Completed	~2 km est. (0 km recorded)
2026-08-10 23:38 UTC	ASA121	SEA → SEA Seattle → Seattle	N782HA	Boeing 787-9	Completed	~2 km est. (0 km recorded)
2026-08-10 23:37 UTC	ASA121	SEA → SEA Seattle → Seattle	N782HA	Boeing 787-9	Completed	~2 km est. (0 km recorded)
2026-08-10 23:36 UTC	ASA121	SEA → SEA Seattle → Seattle	N782HA	Boeing 787-9	Completed	~2 km est. (0 km recorded)
2026-08-10 23:36 UTC	ASA121	SEA → SEA Seattle → Seattle	N782HA	Boeing 787-9	Completed	~2 km est. (0 km recorded)
2026-08-10 23:35 UTC	ASA121	SEA → SEA Seattle → Seattle	N782HA	Boeing 787-9	Completed	~2 km est. (0 km recorded)
2026-08-10 23:34 UTC	ASA121	SEA → SEA Seattle → Seattle	N782HA	Boeing 787-9	Completed	~2 km est. (0 km recorded)
2026-08-10 23:33 UTC	ASA121	SEA → SEA Seattle → Seattle	N782HA	Boeing 787-9	Completed	~2 km est. (0 km recorded)
2026-08-10 23:33 UTC	ASA121	SEA → SEA Seattle → Seattle	N782HA	Boeing 787-9	Completed	~2 km est. (0 km recorded)
2026-08-10 23:33 UTC	ASA121	SEA → SEA Seattle → Seattle	N782HA	Boeing 787-9	Completed	~2 km est. (0 km recorded)