flight Aircraft

N478AS

BOEING 737-900

Operated by ALASKA AIRLINES INC

Tail number
N478AS
Type
B739
Mode-S
A5DEE3
Airborne now · flying as ASA1403 at 34,000 ft
Flights observed
8
Avg flight time
2h 5m
Typical route
SFO → SEA
Last seen
18h ago

Live position

N478AS is currently airborne. Map zoomed to live position.

Recent flights last 8

DateRouteTakeoffLandingDuration
2026-04-14 EWR → LAX Apr 14, 05:15 UTCApr 14, 05:35 UTC20m
2026-04-13 - Apr 13, 19:50 UTCApr 13, 22:25 UTC2h 35m
2026-04-13 - Apr 13, 17:45 UTCApr 13, 20:10 UTC2h 25m
2026-04-13 - Apr 13, 04:49 UTCApr 13, 06:44 UTC1h 55m
2026-04-13 SFO → SEA Apr 13, 00:20 UTCApr 13, 01:00 UTC40m
2026-04-12 SFO → SEA Apr 12, 23:55 UTCApr 13, 01:00 UTC1h 5m
2026-04-12 - Apr 12, 17:28 UTCApr 12, 21:20 UTC3h 52m
2026-04-12 - Apr 12, 17:32 UTCApr 12, 21:22 UTC3h 50m

Specifications

Registration N478AS
Aircraft type BOEING 737-900 (B739)
Operator ALASKA AIRLINES INC
Mode-S code A5DEE3 · 51357343 (octal)

Looking for transponder-level data? View the Mode-S A5DEE3 page for country allocation, callsign history, and ADS-B signal details.

N478AS frequently asked

What type of aircraft is N478AS?
N478AS is a BOEING 737-900 (ICAO type code B739).
Who operates N478AS?
N478AS is operated by ALASKA AIRLINES INC.
What is the Mode-S transponder code for N478AS?
N478AS broadcasts on Mode-S (ICAO 24-bit) address A5DEE3 (octal 51357343). View the transponder page.
What route does N478AS typically fly?
N478AS most frequently flies between SFO and SEA based on observed flights.
Where is N478AS right now?
N478AS is currently airborne flying as ASA1403. Live position is shown on the map above.