ASA21

Flight

Status

In progress

Departure

John F Kennedy International Airport (JFK) — New York, United States

Departed

2026-10-02 16:12 UTC (first seen)

Arrival

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

Progress

54% · ~39m remaining

Distance flown

507 km

Straight-line distance

3887 km

Aircraft

Registration

N519AS

Type

Boeing 737-800

Seats

159 total (117 Economy, 30 Premium, 12 First)

Altitude & speed

Max altitude

36,025 ft

Max ground speed

421 kt

Tracked

44m · 507 km

Note

still in progress - the track so far

Altitude (ft, max 36,025)

Ground speed (kt, max 421)

Altitude (ft, max 36,025)

Ground speed (kt, max 421)

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

Airlines

Alaska Airlines (ASA)

Delta Air Lines (DAL)

Latest flights

Departed	Flight	Route	Reg	Aircraft	Status	Distance
2026-10-02 16:12 UTC	ASA21	JFK → SEA New York → Seattle	N519AS	Boeing 737-800	In progress	~3887 km est.
2026-10-02 11:45 UTC	ASA21	JFK → SEA New York → Seattle	N519AS	Boeing 737-800	Incomplete (signal lost)	~4030 km est. (2961 km recorded)
2026-10-01 15:54 UTC	ASA21	JFK → SEA New York → Seattle	N419AS	Boeing 737-900	Completed	1005 km
2026-10-01 11:35 UTC	ASA21	JFK → SEA New York → Seattle	N419AS	Boeing 737-900	Incomplete (signal lost)	~4037 km est. (2516 km recorded)
2026-09-30 11:43 UTC	ASA21	JFK → SEA New York → Seattle	N941AK	Boeing 737 MAX 9	Completed	4155 km
2026-09-29 11:45 UTC	ASA21	JFK → SEA New York → Seattle	N712AL	Boeing 737 MAX 9	Completed	4094 km
2026-09-28 11:45 UTC	ASA21	JFK → SEA New York → Seattle	N934AK	Boeing 737 MAX 9	Completed	4123 km
2026-09-27 12:00 UTC	ASA21	JFK → SEA New York → Seattle	N982AK	Boeing 737 MAX 9	Completed	4061 km
2026-09-26 11:46 UTC	ASA21	JFK → SEA New York → Seattle	N978AK	Boeing 737 MAX 9	Completed	4028 km
2026-09-25 11:31 UTC	ASA21	JFK → SEA New York → Seattle	N236AK	Boeing 737-900	Completed	4082 km
2026-09-24 11:46 UTC	ASA21	JFK → SEA New York → Seattle	N442AS	Boeing 737-900	Completed	4179 km
2026-09-23 11:41 UTC	ASA21	JFK → SEA New York → Seattle	N402AS	Boeing 737-900	Completed	4059 km
2026-09-22 11:27 UTC	ASA21	JFK → SEA New York → Seattle	N734AL	Boeing 737 MAX 9	Completed	4035 km
2026-09-21 11:21 UTC	ASA21	JFK → SEA New York → Seattle	N720AL	Boeing 737 MAX 9	Completed	4158 km
2026-09-20 11:24 UTC	ASA21	JFK → SEA New York → Seattle	N519AS	Boeing 737-800	Completed	4342 km
2026-09-19 11:20 UTC	ASA21	JFK → SEA New York → Seattle	N423AS	Boeing 737-900	Completed	4176 km
2026-09-18 11:38 UTC	ASA21	JFK → SEA New York → Seattle	N492AS	Boeing 737-900	Completed	4607 km
2026-09-17 11:44 UTC	ASA21	JFK → SEA New York → Seattle	N291BT	Boeing 737 MAX 9	Completed	4651 km
2026-09-16 11:39 UTC	ASA21	JFK → SEA New York → Seattle	N703AL	Boeing 737 MAX 9	Completed	4290 km
2026-09-15 11:39 UTC	ASA21	JFK → SEA New York → Seattle	N707AL	Boeing 737 MAX 9	Completed	4778 km
2026-09-14 11:48 UTC	ASA21	JFK → SEA New York → Seattle	N934AK	Boeing 737 MAX 9	Completed	4580 km
2026-09-13 12:54 UTC	ASA21	JFK → SEA New York → Seattle	N274AK	Boeing 737-900	Completed	4582 km
2026-09-12 11:45 UTC	ASA21	JFK → SEA New York → Seattle	N585AS	Boeing 737-800	Completed	4335 km
2026-09-11 11:17 UTC	ASA21	JFK → SEA New York → Seattle	N936AK	Boeing 737 MAX 9	Completed	4290 km
2026-09-10 11:38 UTC	ASA21	JFK → SEA New York → Seattle	N526AS	Boeing 737-800	Completed	4482 km
2026-09-09 11:55 UTC	ASA21	JFK → SEA New York → Seattle	N493AS	Boeing 737-900	Completed	4330 km
2026-09-08 11:21 UTC	ASA21	JFK → SEA New York → Seattle	N912AK	Boeing 737 MAX 9	Incomplete (signal lost)	~4235 km est. (1296 km recorded)
2026-09-07 11:20 UTC	ASA21	JFK → SEA New York → Seattle	N492AS	Boeing 737-900	Completed	4231 km
2026-09-06 11:41 UTC	ASA21	JFK → SEA New York → Seattle	N720AL	Boeing 737 MAX 9	Completed	4214 km
2026-09-05 11:51 UTC	ASA21	JFK → SEA New York → Seattle	N459AS	Boeing 737-900	Completed	4176 km
2026-09-04 11:47 UTC	ASA21	JFK → SEA New York → Seattle	N585AS	Boeing 737-800	Completed	4225 km
2026-09-03 12:00 UTC	ASA21	JFK → SEA New York → Seattle	N716AL	Boeing 737 MAX 9	Completed	4236 km
2026-09-02 11:47 UTC	ASA21	JFK → SEA New York → Seattle	N435AS	Boeing 737-900	Completed	4466 km
2026-09-01 11:42 UTC	ASA21	JFK → SEA New York → Seattle	N491AS	Boeing 737-900	Completed	4225 km
2026-08-31 11:40 UTC	ASA21	JFK → SEA New York → Seattle	N472AS	Boeing 737-900	Completed	4684 km
2026-08-30 12:01 UTC	ASA21	JFK → SEA New York → Seattle	N967AK	Boeing 737 MAX 9	Completed	4356 km
2026-08-29 11:27 UTC	ASA21	JFK → SEA New York → Seattle	N288AK	Boeing 737-900	Completed	4302 km
2026-08-28 11:24 UTC	ASA21	JFK → SEA New York → Seattle	N459AS	Boeing 737-900	Completed	4311 km
2026-08-27 11:56 UTC	ASA21	JFK → SEA New York → Seattle	N442AS	Boeing 737-900	Completed	4318 km
2026-08-26 11:41 UTC	ASA21	JFK → SEA New York → Seattle	N297AK	Boeing 737-900	Completed	4232 km
2026-08-25 11:30 UTC	ASA21	JFK → SEA New York → Seattle	N912AK	Boeing 737 MAX 9	Completed	4219 km
2026-08-24 11:52 UTC	ASA21	JFK → SEA New York → Seattle	N966AK	Boeing 737 MAX 9	Completed	4400 km
2026-08-23 13:49 UTC	ASA21	JFK → SEA New York → Seattle	N402AS	Boeing 737-900	Completed	4312 km
2026-08-22 11:25 UTC	ASA21	JFK → SEA New York → Seattle	N293AK	Boeing 737-900	Completed	6042 km
2026-08-21 11:40 UTC	ASA21	JFK → SEA New York → Seattle	N912AK	Boeing 737 MAX 9	Completed	5587 km
2026-08-20 11:36 UTC	ASA21	JFK → SEA New York → Seattle	N738AL	Boeing 737 MAX 9	Completed	12179 km
2026-08-19 11:43 UTC	ASA21	JFK → SEA New York → Seattle	N260AK	Boeing 737-900	Completed	7862 km
2026-08-18 11:22 UTC	ASA21	JFK → SEA New York → Seattle	N413AS	Boeing 737-900	Completed	15285 km
2026-08-17 11:25 UTC	ASA21	JFK → SEA New York → Seattle	N963AK	Boeing 737 MAX 9	Completed	11199 km
2026-08-16 11:17 UTC	ASA21	JFK → SEA New York → Seattle	N919AK	Boeing 737 MAX 9	Completed	5432 km