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AS439

IAH → SEA · Boeing 737-800 · Alaska Airlines

For travellers

Departure · Houston (IAH)

Terminal A · Gate A3G
Scheduled 03 Oct 14:55 · Departed 03 Oct 14:53
Board status: Departed
Airborne since 03 Oct 15:08 (ADS-B)

Arrival · Seattle (SEA)

Gate N8
Scheduled 03 Oct 17:42 · Estimated 03 Oct 17:25 · early
Board status: Now 5:25 PM
Landed 03 Oct 17:23 (ADS-B)

Board data from houston, sea, updated 74 min ago; times local to each airport.

Flight

Status
Completed
Arrival confirmed via
ADS-B (ground reading)
Departure
George Bush Intercontinental Houston Airport (IAH) — Houston, United States
Scheduled departure
2026-10-03 19:55 UTC
Departed
2026-10-03 20:08 UTC
Arrival
Seattle Tacoma International Airport (SEA) — Seattle, United States
Scheduled arrival
2026-10-04 00:42 UTC
Estimated arrival
2026-10-04 00:25 UTC
Distance flown
3109 km
Straight-line distance
3013 km
Approach distance
85 km

Aircraft

Registration
N552AS
Type
Boeing 737-800
Seats
163 total (16 Business, 147 Economy)
CO2 (EMEP est., total)
69.1 t (651 kg/pax Business, 399 kg/pax Economy)

Altitude & speed

Max altitude
36,025 ft
Max ground speed
474 kt
Tracked
4h 15m · 3,098 km
Altitude (ft, max 36,025)
019,45438,9070m1h 0m2h 0m3h 0m4h 0m
Ground speed (kt, max 474)
02565120m1h 0m2h 0m3h 0m4h 0m
Altitude (ft, max 36,025)
019,45438,9070m2h 0m4h 0m
Ground speed (kt, max 474)
02565120m2h 0m4h 0m

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

DepartedFlightRouteRegAircraftStatusDistance
2026-10-03 20:08 UTC ASA439 IAH → SEA
Houston → Seattle
 N552AS Boeing 737-800 Completed 3109 km
2026-10-02 20:04 UTC ASA439 IAH → SEA
Houston → Seattle
 N707AL Boeing 737 MAX 9 Completed 3221 km
2026-10-01 19:45 UTC ASA439 IAH → SEA
Houston → Seattle
 N495AS Boeing 737-900 Completed 3514 km
2026-09-30 19:55 UTC ASA439 IAH → SEA
Houston → Seattle
 N251AK Boeing 737-900 Completed 3117 km
2026-09-29 19:53 UTC ASA439 IAH → SEA
Houston → Seattle
 N984AK Boeing 737 MAX 9 Completed 3135 km

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