flight Aircraft
N423AS
BOEING 737-900
Operated by ALASKA AIRLINES INC
- Tail number
- N423AS
- Type
- B739
- Mode-S
- A506D5
Airborne now · flying as ASA313 at 11,950 ft
- Flights observed
- 435 showing last 50
- Avg flight time
- 2h 55m
- Typical route
- SEA → ANC
- Last seen
- Jul 26, 21:05 UTC
Live position
Recent flights last 50
| Date | Route | Takeoff | Landing | Duration |
|---|---|---|---|---|
| 2026-07-26 | SAN → PDX | Jul 26, 18:30 UTC | Jul 26, 20:55 UTC | 2h 25m |
| 2026-07-26 | PVR → LAX | Jul 26, 01:15 UTC | Jul 26, 03:50 UTC | 2h 35m |
| 2026-07-25 | SEA → AUS | Jul 25, 20:20 UTC | Jul 25, 23:40 UTC | 3h 20m |
| 2026-07-25 | MSP → ANC | Jul 25, 13:04 UTC | Jul 25, 18:29 UTC | 5h 25m |
| 2026-07-25 | MSP → ANC | Jul 25, 13:05 UTC | Jul 25, 18:35 UTC | 5h 30m |
| 2026-07-25 | SEA → ANC | Jul 25, 06:00 UTC | Jul 25, 10:45 UTC | 4h 45m |
| 2026-07-25 | SFO → PDX | Jul 25, 01:05 UTC | Jul 25, 04:10 UTC | 3h 5m |
| 2026-07-24 | SEA → LAX | Jul 24, 22:35 UTC | Jul 24, 23:45 UTC | 1h 10m |
| 2026-07-24 | ABQ → SEA | Jul 24, 19:15 UTC | Jul 24, 21:10 UTC | 1h 55m |
| 2026-07-24 | BOS → SEA | Jul 24, 15:20 UTC | Jul 24, 17:45 UTC | 2h 25m |
| 2026-07-24 | PDX → DEN | Jul 24, 01:40 UTC | Jul 24, 04:15 UTC | 2h 35m |
| 2026-07-23 | SEA → SFO | Jul 23, 21:20 UTC | Jul 23, 23:30 UTC | 2h 10m |
| 2026-07-23 | SEA → SFO | Jul 23, 21:17 UTC | Jul 23, 23:31 UTC | 2h 14m |
| 2026-07-23 | ANC → PDX | Jul 23, 17:15 UTC | Jul 23, 19:40 UTC | 2h 25m |
| 2026-07-23 | PVR → SFO | Jul 23, 13:25 UTC | Jul 23, 15:35 UTC | 2h 10m |
| 2026-07-23 | SEA → ATL | Jul 23, 00:25 UTC | Jul 23, 02:45 UTC | 2h 20m |
| 2026-07-22 | EWR → SFO | Jul 22, 21:50 UTC | Jul 22, 22:35 UTC | 45m |
| 2026-07-22 | TPA → SFO | Jul 22, 19:40 UTC | Jul 22, 20:15 UTC | 35m |
| 2026-07-22 | BUR → SEA | Jul 22, 12:25 UTC | Jul 22, 17:55 UTC | 5h 30m |
| 2026-07-22 | ANC → SEA | Jul 22, 01:45 UTC | Jul 22, 04:45 UTC | 3h 0m |
| 2026-07-21 | SCC → ANC | Jul 21, 18:40 UTC | Jul 21, 22:45 UTC | 4h 5m |
| 2026-07-21 | SJC → PDX | Jul 21, 16:37 UTC | Jul 21, 17:08 UTC | 31m |
| 2026-07-21 | SJC → PDX | Jul 21, 16:20 UTC | Jul 21, 17:05 UTC | 45m |
| 2026-07-21 | ORD → SFO | Jul 21, 14:15 UTC | Jul 21, 14:55 UTC | 40m |
| 2026-07-21 | ORD → SFO | Jul 21, 14:13 UTC | Jul 21, 14:56 UTC | 43m |
| 2026-07-21 | ORD → SFO | Jul 21, 05:40 UTC | Jul 21, 08:35 UTC | 2h 55m |
| 2026-07-20 | SNA → SFO | Jul 20, 23:00 UTC | Jul 21, 02:30 UTC | 3h 30m |
| 2026-07-14 | SEA → SAT | Jul 14, 19:45 UTC | Jul 14, 23:35 UTC | 3h 49m |
| 2026-07-13 | BOS → SEA | Jul 13, 23:00 UTC | Jul 14, 04:25 UTC | 5h 25m |
| 2026-07-13 | SEA → BOS | Jul 13, 16:33 UTC | Jul 13, 21:01 UTC | 4h 28m |
| 2026-07-13 | SEA → BOS | Jul 13, 16:25 UTC | Jul 13, 21:15 UTC | 4h 50m |
| 2026-07-13 | - | Jul 13, 11:10 UTC | Jul 13, 14:45 UTC | 3h 35m |
| 2026-07-13 | SEA → MKE | Jul 13, 01:25 UTC | Jul 13, 04:45 UTC | 3h 20m |
| 2026-07-13 | SEA → MKE | Jul 13, 01:24 UTC | Jul 13, 04:37 UTC | 3h 13m |
| 2026-07-12 | ANC → SEA | Jul 12, 20:20 UTC | Jul 12, 23:35 UTC | 3h 15m |
| 2026-07-12 | DEN → ANC | Jul 12, 13:40 UTC | Jul 12, 18:35 UTC | 4h 55m |
| 2026-07-12 | PDX → DEN | Jul 12, 03:10 UTC | Jul 12, 05:15 UTC | 2h 5m |
| 2026-07-11 | - | Jul 11, 22:50 UTC | Jul 12, 01:20 UTC | 2h 30m |
| 2026-07-11 | PDX → SJD | Jul 11, 17:20 UTC | Jul 11, 20:49 UTC | 3h 29m |
| 2026-07-11 | - | Jul 11, 17:10 UTC | Jul 11, 20:05 UTC | 2h 55m |
| 2026-07-11 | ANC → PDX | Jul 11, 10:25 UTC | Jul 11, 13:35 UTC | 3h 10m |
| 2026-07-10 | FAI → ANC | Jul 10, 23:00 UTC | Jul 10, 23:45 UTC | 45m |
| 2026-07-10 | ANC → FAI | Jul 10, 21:15 UTC | Jul 10, 22:00 UTC | 45m |
| 2026-07-10 | PHX → ANC | Jul 10, 02:05 UTC | Jul 10, 07:15 UTC | 5h 10m |
| 2026-07-10 | PHX → ANC | Jul 10, 02:01 UTC | Jul 10, 07:14 UTC | 5h 13m |
| 2026-07-09 | PDX → PHX | Jul 9, 22:20 UTC | Jul 10, 00:35 UTC | 2h 15m |
| 2026-07-09 | ANC → PDX | Jul 9, 17:35 UTC | Jul 9, 20:50 UTC | 3h 15m |
| 2026-07-09 | SEA → ANC | Jul 9, 13:15 UTC | Jul 9, 16:25 UTC | 3h 10m |
| 2026-07-09 | SEA → ANC | Jul 9, 13:15 UTC | Jul 9, 16:24 UTC | 3h 9m |
| 2026-07-09 | CUN → SFO | Jul 9, 03:50 UTC | Jul 9, 05:25 UTC | 1h 35m |
Specifications
| Registration | N423AS |
| Aircraft type | BOEING 737-900 (B739) |
| Operator | ALASKA AIRLINES INC |
| Mode-S code | A506D5 · 51203325 (octal) |
Looking for transponder-level data? View the Mode-S A506D5 page for country allocation, callsign history, and ADS-B signal details.
N423AS frequently asked
What type of aircraft is N423AS?
N423AS is a BOEING 737-900 (ICAO type code B739).
Who operates N423AS?
N423AS is operated by ALASKA AIRLINES INC.
What is the Mode-S transponder code for N423AS?
N423AS broadcasts on Mode-S (ICAO 24-bit) address A506D5 (octal 51203325). View the transponder page.
What route does N423AS typically fly?
N423AS most frequently flies between SEA and ANC based on observed flights.
Where is N423AS right now?
N423AS is currently airborne flying as ASA313. Live position is shown on the map above.