ASA42

Flight

Status

Completed

Arrival confirmed via

ADS-B (ground reading)

Departure

San Francisco International Airport (SFO) — San Francisco, United States

Departed

2026-09-23 20:47 UTC

Arrival

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

Distance flown

4390 km

Straight-line distance

4152 km

Approach distance

111 km

Aircraft

Registration

N442AS

Type

Boeing 737-900

Seats

181 total (16 Business, 165 Economy)

Altitude & speed

Max altitude

35,025 ft

Max ground speed

536 kt

Tracked

5h 44m · 4,377 km

Altitude (ft, max 35,025)

Ground speed (kt, max 536)

Altitude (ft, max 35,025)

Ground speed (kt, max 536)

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
2026-10-02 17:41 UTC	ASA42	PDX → SFO Portland → San Francisco	N237AK	Boeing 737-900	In progress	~886 km est.
2026-10-01 20:59 UTC	ASA42	SFO → JFK San Francisco → New York	N408AS	Boeing 737-900	Completed	4311 km
2026-09-30 20:38 UTC	ASA42	SFO → JFK San Francisco → New York	N942AK	Boeing 737 MAX 9	Completed	4318 km
2026-09-29 20:41 UTC	ASA42	SFO → JFK San Francisco → New York	N941AK	Boeing 737 MAX 9	Completed	4320 km
2026-09-28 23:02 UTC	ASA42	SFO → JFK San Francisco → New York	N929AK	Boeing 737 MAX 9	Completed	4310 km
2026-09-27 22:07 UTC	ASA42	SFO → JFK San Francisco → New York	N732AL	Boeing 737 MAX 9	Completed	4321 km
2026-09-26 21:31 UTC	ASA42	SFO → JFK San Francisco → New York	N928AK	Boeing 737 MAX 9	Completed	4353 km
2026-09-25 22:07 UTC	ASA42	SFO → JFK San Francisco → New York	N956AK	Boeing 737 MAX 9	Completed	4745 km
2026-09-24 21:21 UTC	ASA42	SFO → JFK San Francisco → New York	N409AS	Boeing 737-900	Completed	4354 km
2026-09-23 20:47 UTC	ASA42	SFO → JFK San Francisco → New York	N442AS	Boeing 737-900	Completed	4390 km
2026-09-22 21:00 UTC	ASA42	SFO → JFK San Francisco → New York	N402AS	Boeing 737-900	Completed	4307 km
2026-09-21 20:58 UTC	ASA42	SFO → JFK San Francisco → New York	N943AK	Boeing 737 MAX 9	Completed	4319 km
2026-09-20 20:33 UTC	ASA42	SFO → JFK San Francisco → New York	N719AL	Boeing 737 MAX 9	Completed	4325 km
2026-09-19 21:07 UTC	ASA42	SFO → JFK San Francisco → New York	N435AS	Boeing 737-900	Completed	4528 km
2026-09-18 20:44 UTC	ASA42	SFO → JFK San Francisco → New York	N248AK	Boeing 737-900	Completed	4558 km
2026-09-17 21:49 UTC	ASA42	SFO → JFK San Francisco → New York	N973AK	Boeing 737 MAX 9	Completed	4552 km
2026-09-16 20:43 UTC	ASA42	SFO → JFK San Francisco → New York	N977AK	Boeing 737 MAX 9	Completed	4628 km
2026-09-15 20:32 UTC	ASA42	SFO → JFK San Francisco → New York	N703AL	Boeing 737 MAX 9	Completed	4635 km
2026-09-14 20:33 UTC	ASA42	SFO → JFK San Francisco → New York	N533AS	Boeing 737-800	Completed	4559 km
2026-09-13 20:35 UTC	ASA42	SFO → JFK San Francisco → New York	N709AL	Boeing 737 MAX 9	Completed	5009 km
2026-09-12 20:37 UTC	ASA42	SFO → JFK San Francisco → New York	N464AS	Boeing 737-900	Completed	4647 km
2026-09-11 20:39 UTC	ASA42	SFO → JFK San Francisco → New York	N253AK	Boeing 737-900	Completed	4694 km
2026-09-10 20:37 UTC	ASA42	SFO → JFK San Francisco → New York	N946AK	Boeing 737 MAX 9	Completed	4631 km
2026-09-09 20:55 UTC	ASA42	SFO → JFK San Francisco → New York	N272AK	Boeing 737-900	Completed	4763 km
2026-09-07 20:39 UTC	ASA42	SFO → JFK San Francisco → New York	N973AK	Boeing 737 MAX 9	Completed	4503 km
2026-09-06 20:34 UTC	ASA42	SFO → JFK San Francisco → New York	N971AK	Boeing 737 MAX 9	Completed	4523 km
2026-09-05 21:12 UTC	ASA42	SFO → JFK San Francisco → New York	N929AK	Boeing 737 MAX 9	Completed	4460 km
2026-09-04 20:37 UTC	ASA42	SFO → JFK San Francisco → New York	N729AL	Boeing 737 MAX 9	Completed	4416 km
2026-09-03 23:06 UTC	ASA42	SFO → JFK San Francisco → New York	N724AL	Boeing 737 MAX 9	Completed	4739 km
2026-09-02 23:11 UTC	ASA42	SFO → JFK San Francisco → New York	N809AK	Boeing 737 MAX 8	Completed	4719 km
2026-09-01 22:44 UTC	ASA42	SFO → JFK San Francisco → New York	N435AS	Boeing 737-900	Completed	4670 km
2026-08-31 21:11 UTC	ASA42	SFO → JFK San Francisco → New York	N277AK	Boeing 737-900	Completed	4728 km
2026-08-30 21:19 UTC	ASA42	SFO → JFK San Francisco → New York	N722AL	Boeing 737 MAX 9	Completed	4570 km
2026-08-29 20:40 UTC	ASA42	SFO → JFK San Francisco → New York	N912AK	Boeing 737 MAX 9	Completed	4583 km
2026-08-28 20:58 UTC	ASA42	SFO → JFK San Francisco → New York	N495AS	Boeing 737-900	Completed	4669 km
2026-08-27 23:31 UTC	ASA42	SFO → JFK San Francisco → New York	N403AS	Boeing 737-900	Completed	4721 km
2026-08-26 20:38 UTC	ASA42	SFO → JFK San Francisco → New York	N275AK	Boeing 737-900	Completed	4542 km
2026-08-25 21:04 UTC	ASA42	SFO → JFK San Francisco → New York	N297AK	Boeing 737-900	Completed	4474 km
2026-08-24 21:00 UTC	ASA42	SFO → JFK San Francisco → New York	N982AK	Boeing 737 MAX 9	Completed	4577 km
2026-08-23 20:44 UTC	ASA42	SFO → JFK San Francisco → New York	N483AS	Boeing 737-900	Completed	4635 km
2026-08-22 20:43 UTC	ASA42	SFO → JFK San Francisco → New York	N707AL	Boeing 737 MAX 9	Completed	6957 km
2026-08-21 20:48 UTC	ASA42	SFO → JFK San Francisco → New York	N553AS	Boeing 737-800	Completed	6600 km
2026-08-20 23:22 UTC	ASA42	SFO → JFK San Francisco → New York	N277AK	Boeing 737-900	Completed	5747 km
2026-08-19 20:40 UTC	ASA42	SFO → JFK San Francisco → New York	N703AL	Boeing 737 MAX 9	Completed	6627 km
2026-08-18 21:18 UTC	ASA42	SFO → JFK San Francisco → New York	N493AS	Boeing 737-900	Completed	6604 km
2026-08-17 20:38 UTC	ASA42	SFO → JFK San Francisco → New York	N982AK	Boeing 737 MAX 9	Completed	5874 km
2026-08-16 20:47 UTC	ASA42	SFO → JFK San Francisco → New York	N297AK	Boeing 737-900	Completed	6681 km
2026-08-15 09:44 UTC	ASA42	ANC → JFK Anchorage → New York	N468AS	Boeing 737-900	Completed	12769 km
2026-08-14 20:31 UTC	ASA42	SFO → JFK San Francisco → New York	N713AL	Boeing 737 MAX 9	Completed	~10895 km est. (6923 km recorded)
2026-08-13 21:58 UTC	ASA42	SFO → JFK San Francisco → New York	N459AS	Boeing 737-900	Completed	4625 km