flight Aircraft
N557AS
BOEING 737-800
Operated by ALASKA AIRLINES INC
- Tail number
- N557AS
- Type
- B738
- Mode-S
- A7197D
Airborne now · flying as ASA63 at 39,000 ft
- Flights observed
- 7
- Avg flight time
- 1h 12m
- Typical route
- SEA → SFO
- Last seen
- 1d ago
Live position
Recent flights last 7
| Date | Route | Takeoff | Landing | Duration |
|---|---|---|---|---|
| 2026-04-13 | - | Apr 13, 21:30 UTC | Apr 13, 23:45 UTC | 2h 15m |
| 2026-04-13 | SEA → SFO | Apr 13, 19:50 UTC | Apr 13, 20:05 UTC | 15m |
| 2026-04-13 | SEA → SFO | Apr 13, 19:20 UTC | Apr 13, 19:50 UTC | 30m |
| 2026-04-13 | SEA → SFO | Apr 13, 19:00 UTC | Apr 13, 19:31 UTC | 31m |
| 2026-04-13 | - | Apr 13, 01:47 UTC | Apr 13, 03:50 UTC | 2h 3m |
| 2026-04-12 | - | Apr 12, 23:55 UTC | Apr 13, 00:20 UTC | 25m |
| 2026-04-12 | - | Apr 12, 18:12 UTC | Apr 12, 20:35 UTC | 2h 23m |
Specifications
| Registration | N557AS |
| Aircraft type | BOEING 737-800 (B738) |
| Operator | ALASKA AIRLINES INC |
| Mode-S code | A7197D · 51614575 (octal) |
Looking for transponder-level data? View the Mode-S A7197D page for country allocation, callsign history, and ADS-B signal details.
N557AS frequently asked
What type of aircraft is N557AS?
N557AS is a BOEING 737-800 (ICAO type code B738).
Who operates N557AS?
N557AS is operated by ALASKA AIRLINES INC.
What is the Mode-S transponder code for N557AS?
N557AS broadcasts on Mode-S (ICAO 24-bit) address A7197D (octal 51614575). View the transponder page.
What route does N557AS typically fly?
N557AS most frequently flies between SEA and SFO based on observed flights.
Where is N557AS right now?
N557AS is currently airborne flying as ASA63. Live position is shown on the map above.