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AS310

SEA → DEN · Boeing 737-900 · Alaska Airlines

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Departure · Seattle (SEA)

Gate D1
Scheduled 19:32
Board status: Departed
Airborne since 19:34 (ADS-B)

Arrival · Denver (DEN)

Gate A46 · Baggage belt 9
Scheduled 23:19 · Estimated 23:01 · early
Board status: Early
In the air, ~4m to go (100% of the route flown)

Board data from den, sea, updated 13 min ago; times local to each airport.

Flight

Status
In progress
Departure
Seattle Tacoma International Airport (SEA) — Seattle, United States
Scheduled departure
2026-10-03 02:32 UTC
Departed
2026-10-03 02:34 UTC
Arrival
Denver International Airport (DEN) — Denver, United States (scheduled)
Scheduled arrival
2026-10-03 05:19 UTC
Estimated arrival
2026-10-03 05:01 UTC
Progress
100% · ~4m remaining
Distance flown
1700 km
Straight-line distance
1645 km

Aircraft

Registration
N419AS
Type
Boeing 737-900
Seats
178 total (138 Economy, 24 Premium, 16 First)
CO2 (EMEP est., total)
43.1 t (225 kg/pax Economy, 255 kg/pax Premium Economy, 368 kg/pax Business)

Altitude & speed

Max altitude
37,025 ft
Max ground speed
515 kt
Tracked
2h 28m · 1,700 km
Note
still in progress - the track so far
Altitude (ft, max 37,025)
019,99439,9870m30m1h 0m1h 30m2h 0m
Ground speed (kt, max 515)
02785560m30m1h 0m1h 30m2h 0m
Altitude (ft, max 37,025)
019,99439,9870m1h 0m2h 0m
Ground speed (kt, max 515)
02785560m1h 0m2h 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 02:34 UTC ASA310 SEA → DEN
Seattle → Denver
 N419AS Boeing 737-900 In progress ~1645 km est.
2026-10-02 02:41 UTC ASA310 SEA → DEN
Seattle → Denver
 N839AK Boeing 737 MAX 8 Completed (landing confirmed by airport data) 1704 km
2026-10-01 02:50 UTC ASA310 SEA → DEN
Seattle → Denver
 N469AS Boeing 737-900 Completed 1775 km
2026-09-30 03:52 UTC ASA310 SEA → DEN
Seattle → Denver
 N277AK Boeing 737-900 Completed 1720 km
2026-09-29 02:59 UTC ASA310 SEA → DEN
Seattle → Denver
 N403AS Boeing 737-900 Completed 1710 km

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