AS443

For travellers

Departure · Philadelphia (PHL)

Gate D1

Scheduled 18:41

Board status: Departed

Airborne since 18:58 (ADS-B)

Board data from phl, updated 37 min ago; times local to each airport.

Flight

Status

In progress

Departure

Philadelphia International Airport (PHL) — Philadelphia, United States

Scheduled departure

2026-10-03 22:41 UTC

Departed

2026-10-03 22:58 UTC

Arrival

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

Progress

48% · ~2h 47m remaining

Distance flown

1861 km

Straight-line distance

3818 km

Aircraft

Registration

N942AK

Type

Boeing 737 MAX 9

Seats

178 total (16 Business, 162 Economy)

CO2 (EMEP est., total)

77.6 t (400 kg/pax Economy, 799 kg/pax Business)

Altitude & speed

Max altitude

34,025 ft

Max ground speed

419 kt

Tracked

2h 35m · 1,861 km

Note

still in progress - the track so far

Altitude (ft, max 34,025)

Ground speed (kt, max 419)

Altitude (ft, max 34,025)

Ground speed (kt, max 419)

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 22:58 UTC	ASA443	PHL → SEA Philadelphia → Seattle	N942AK	Boeing 737 MAX 9	In progress	~3818 km est.
2026-10-02 22:54 UTC	ASA443	PHL → SEA Philadelphia → Seattle	N713AL	Boeing 737 MAX 9	Completed	4159 km
2026-10-01 23:06 UTC	ASA443	PHL → SEA Philadelphia → Seattle	N842AK	Boeing 737 MAX 8	Completed	3945 km
2026-09-30 23:00 UTC	ASA443	PHL → SEA Philadelphia → Seattle	N528AS	Boeing 737-800	Completed	4056 km
2026-09-29 23:03 UTC	ASA443	PHL → SEA Philadelphia → Seattle	N849AK	Boeing 737 MAX 8	Completed	4016 km