flight Aircraft

N442AS

BOEING 737-900

Operated by ALASKA AIRLINES INC

Tail number
N442AS
Type
B739
Mode-S
A5521C
Not currently tracked · last seen 1h ago
Flights observed
217 showing last 50
Avg flight time
3h 19m
Typical route
BOS → SEA
Last seen
1h ago

Last known area

Map centered near N442AS's most recent activity.

Recent flights last 50

DateRouteTakeoffLandingDuration
2026-05-29 EWR → SFO May 29, 22:35 UTCMay 30, 03:30 UTC4h 55m
2026-05-29 SEA → DEN May 29, 18:45 UTCMay 29, 20:55 UTC2h 10m
2026-05-29 SEA → DEN May 29, 14:35 UTCMay 29, 17:00 UTC2h 25m
2026-05-29 SEA → OAK May 29, 12:10 UTCMay 29, 12:45 UTC35m
2026-05-29 LAX → SJD May 29, 04:05 UTCMay 29, 04:30 UTC25m
2026-05-28 SEA → PHX May 28, 23:20 UTCMay 29, 01:35 UTC2h 15m
2026-05-28 PDX → SFO May 28, 19:35 UTCMay 28, 22:00 UTC2h 25m
2026-05-27 SAN → PDX May 27, 21:20 UTCMay 28, 02:05 UTC4h 45m
2026-05-27 BOS → SEA May 27, 15:15 UTCMay 27, 19:25 UTC4h 10m
2026-05-26 SEA → PHL May 26, 23:19 UTCMay 27, 04:30 UTC5h 10m
2026-05-26 SEA → PHL May 26, 17:25 UTCMay 26, 22:05 UTC4h 40m
2026-05-26 MSP → SEA May 26, 12:33 UTCMay 26, 15:16 UTC2h 43m
2026-05-26 MSP → SEA May 26, 12:14 UTCMay 26, 15:20 UTC3h 5m
2026-05-26 SEA → MSP May 26, 02:04 UTCMay 26, 04:54 UTC2h 50m
2026-05-25 SEA → OKC May 25, 20:19 UTCMay 25, 23:45 UTC3h 25m
2026-05-25 SEA → OKC May 25, 20:15 UTCMay 25, 23:29 UTC3h 14m
2026-05-25 SEA → OKC May 25, 15:35 UTCMay 25, 18:50 UTC3h 15m
2026-05-24 SEA → CLE May 24, 19:00 UTCMay 25, 04:45 UTC9h 45m
2026-05-24 BOS → PDX May 24, 13:40 UTCMay 24, 17:40 UTC4h 0m
2026-05-24 BOS → PDX May 24, 13:31 UTCMay 24, 17:44 UTC4h 13m
2026-05-24 SEA → ORD May 24, 07:20 UTCMay 24, 11:15 UTC3h 55m
2026-05-24 LAS → PDX May 24, 00:50 UTCMay 24, 05:10 UTC4h 20m
2026-05-23 LAS → PDX May 23, 20:05 UTCMay 23, 23:30 UTC3h 25m
2026-05-23 LAX → SEA May 23, 16:25 UTCMay 23, 18:45 UTC2h 20m
2026-05-23 SEA → BZN May 23, 02:40 UTCMay 23, 04:50 UTC2h 10m
2026-05-22 SFO → MCO May 22, 21:00 UTCMay 23, 00:45 UTC3h 45m
2026-05-22 MIA → PDX May 22, 15:55 UTCMay 22, 19:15 UTC3h 20m
2026-05-22 PVR → STL May 22, 03:05 UTCMay 22, 05:25 UTC2h 20m
2026-05-21 GDL → LAX May 21, 23:30 UTCMay 22, 01:05 UTC1h 35m
2026-05-21 LAX → GDL May 21, 17:50 UTCMay 21, 19:05 UTC1h 15m
2026-05-21 LAX → GDL May 21, 17:49 UTCMay 21, 20:16 UTC2h 27m
2026-05-21 SJC → SEA May 21, 14:30 UTCMay 21, 15:25 UTC55m
2026-05-21 LAX → SEA May 21, 04:20 UTCMay 21, 10:05 UTC5h 45m
2026-05-21 LAX → SEA May 21, 03:26 UTCMay 21, 10:02 UTC6h 36m
2026-05-20 SEA → JFK May 20, 16:25 UTCMay 20, 21:20 UTC4h 55m
2026-05-20 AUS → PDX May 20, 14:05 UTCMay 20, 15:00 UTC55m
2026-05-20 AUS → PDX May 20, 14:11 UTCMay 20, 15:00 UTC49m
2026-05-20 LAX → LIR May 20, 04:35 UTCMay 20, 05:15 UTC41m
2026-05-20 LAS → SFO May 20, 00:30 UTCMay 20, 03:00 UTC2h 30m
2026-05-19 SEA → SAN May 19, 20:45 UTCMay 19, 22:55 UTC2h 10m
2026-05-19 SJC → PDX May 19, 11:55 UTCMay 19, 17:35 UTC5h 40m
2026-05-19 SJC → PDX May 19, 04:55 UTCMay 19, 10:10 UTC5h 15m
2026-05-18 PDX → LAS May 18, 21:40 UTCMay 19, 00:05 UTC2h 25m
2026-05-17 BOS → SEA May 17, 22:05 UTCMay 18, 02:50 UTC4h 45m
2026-05-17 BOS → SEA May 17, 15:50 UTCMay 17, 20:15 UTC4h 25m
2026-05-17 BOS → SEA May 17, 15:47 UTCMay 17, 20:05 UTC4h 18m
2026-05-17 SEA → IND May 17, 12:50 UTCMay 17, 13:35 UTC45m
2026-05-17 PDX → CUN May 17, 01:45 UTCMay 17, 02:35 UTC50m
2026-05-16 PDX → SFO May 16, 16:35 UTCMay 16, 23:40 UTC7h 5m
2026-05-15 SEA → SAT May 15, 23:25 UTCMay 16, 03:35 UTC4h 10m

Specifications

Registration N442AS
Aircraft type BOEING 737-900 (B739)
Operator ALASKA AIRLINES INC
Mode-S code A5521C · 51251034 (octal)

Looking for transponder-level data? View the Mode-S A5521C page for country allocation, callsign history, and ADS-B signal details.

N442AS frequently asked

What type of aircraft is N442AS?
N442AS is a BOEING 737-900 (ICAO type code B739).
Who operates N442AS?
N442AS is operated by ALASKA AIRLINES INC.
What is the Mode-S transponder code for N442AS?
N442AS broadcasts on Mode-S (ICAO 24-bit) address A5521C (octal 51251034). View the transponder page.
What route does N442AS typically fly?
N442AS most frequently flies between BOS and SEA based on observed flights.
Where is N442AS right now?
N442AS is not currently being tracked; last seen 1h ago.