YAFT.LIVE

ASA304

SEA → DEN · Boeing 737 MAX 9 · Alaska Airlines

For travellers

Departure · Seattle (SEA)

Gate C18
Scheduled 30 Sep 12:48
Board status: Departed
Airborne since 30 Sep 13:03 (ADS-B)

Arrival · Denver (DEN)

Gate A44 · Baggage belt 9
Scheduled 30 Sep 16:43 · Landed 30 Sep 16:44
Board status: Arrived
Landed 30 Sep 16:44 (ADS-B)

Board data from den, sea, updated 3092 min ago; times local to each airport.

Flight

Status
Completed
Arrival confirmed via
ADS-B (callsign change)
Departure
Seattle Tacoma International Airport (SEA) — Seattle, United States
Scheduled departure
2026-09-30 19:48 UTC
Departed
2026-09-30 20:03 UTC
Arrival
Denver International Airport (DEN) — Denver, United States
Scheduled arrival
2026-09-30 22:43 UTC
Estimated arrival
2026-09-30 22:31 UTC
Also flies as
AS304
Distance flown
1809 km
Straight-line distance
1645 km
Approach distance
48 km

Aircraft

Registration
N954AK
Type
Boeing 737 MAX 9
Seats
178 total (16 Business, 162 Economy)

Altitude & speed

Max altitude
35,000 ft
Max ground speed
520 kt
Tracked
2h 41m · 1,797 km
Altitude (ft, max 35,000)
018,90037,8000m30m1h 0m1h 30m2h 0m2h 30m
Ground speed (kt, max 520)
02815620m30m1h 0m1h 30m2h 0m2h 30m
Altitude (ft, max 35,000)
018,90037,8000m1h 0m2h 0m
Ground speed (kt, max 520)
02815620m1h 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

Airlines

Alaska Airlines (ASA)
Austrian Airlines (AUA)
Delta Air Lines (DAL)

Latest flights

DepartedFlightRouteRegAircraftStatusDistance
2026-10-02 19:49 UTC ASA304 SEA → DEN
Seattle → Denver
 N535AS Boeing 737-800 Completed 1735 km
2026-10-01 20:02 UTC ASA304 SEA → DEN
Seattle → Denver
 N806AK Boeing 737 MAX 8 Completed 1831 km
2026-09-30 20:03 UTC ASA304 SEA → DEN
Seattle → Denver
 N954AK Boeing 737 MAX 9 Completed 1809 km
2026-09-29 20:30 UTC ASA304 SEA → DEN
Seattle → Denver
 N265AK Boeing 737-900 Completed 1741 km
2026-09-28 19:48 UTC ASA304 SEA → DEN
Seattle → Denver
 N917AK Boeing 737 MAX 9 Completed 1704 km
2026-09-27 19:55 UTC ASA304 SEA → DEN
Seattle → Denver
 N530AS Boeing 737-800 Completed 1723 km
2026-09-26 01:34 UTC ASA304 SLC → DEN
Salt Lake City → Denver
 N519AS Boeing 737-800 Completed 743 km
2026-09-25 20:26 UTC ASA304 SEA → SLC
Seattle → Salt Lake City
 N519AS Boeing 737-800 Completed 2387 km
2026-09-24 19:55 UTC ASA304 SEA → DEN
Seattle → Denver
 N729AL Boeing 737 MAX 9 Completed 1818 km
2026-09-23 20:01 UTC ASA304 SEA → DEN
Seattle → Denver
 N952AK Boeing 737 MAX 9 Completed 1767 km
2026-09-22 20:01 UTC ASA304 SEA → DEN
Seattle → Denver
 N297AK Boeing 737-900 Completed 1738 km
2026-09-21 20:07 UTC ASA304 SEA → DEN
Seattle → Denver
 N967AK Boeing 737 MAX 9 Completed 1822 km
2026-09-20 20:25 UTC ASA304 SEA → DEN
Seattle → Denver
 N215AK Boeing 737-900 Completed 1810 km
2026-09-19 00:41 UTC ASA304 COS → DEN
Colorado Springs → Denver
 N292AK Boeing 737-900 Completed 148 km
2026-09-18 19:57 UTC ASA304 SEA → COS
Seattle → Colorado Springs
 N292AK Boeing 737-900 Completed 2473 km
2026-09-17 20:03 UTC ASA304 SEA → DEN
Seattle → Denver
 N990AK Boeing 737 MAX 9 Completed 1987 km
2026-09-16 20:11 UTC ASA304 SEA → DEN
Seattle → Denver
 N722AL Boeing 737 MAX 9 Completed 1883 km
2026-09-15 19:56 UTC ASA304 SEA → DEN
Seattle → Denver
 N931AK Boeing 737 MAX 9 Completed 2177 km
2026-09-14 20:48 UTC ASA304 SEA → DEN
Seattle → Denver
 N434AS Boeing 737-900 Completed 1865 km
2026-09-13 20:00 UTC ASA304 SEA → DEN
Seattle → Denver
 N248AK Boeing 737-900 Completed 1811 km
2026-09-11 19:52 UTC ASA304 SEA → DEN
Seattle → Denver
 N913AK Boeing 737 MAX 9 Completed 1927 km
2026-09-10 20:51 UTC ASA304 SEA → DEN
Seattle → Denver
 N929AK Boeing 737 MAX 9 Completed 1892 km
2026-09-09 20:01 UTC ASA304 SEA → DEN
Seattle → Denver
 N214AK Boeing 737-900 Completed 1886 km
2026-09-07 19:48 UTC ASA304 SEA → DEN
Seattle → Denver
 N494AS Boeing 737-900 Completed 1819 km
2026-09-06 19:54 UTC ASA304 SEA → DEN
Seattle → Denver
 N931AK Boeing 737 MAX 9 Completed 1783 km
2026-09-04 21:32 UTC ASA304 SEA → DEN
Seattle → Denver
 N964AK Boeing 737 MAX 9 Completed 1713 km
2026-09-03 19:46 UTC ASA304 SEA → DEN
Seattle → Denver
 N947AK Boeing 737 MAX 9 Completed 1887 km
2026-09-02 19:50 UTC ASA304 SEA → DEN
Seattle → Denver
 N956AK Boeing 737 MAX 9 Completed 1943 km
2026-09-01 19:49 UTC ASA304 SEA → DEN
Seattle → Denver
 N294AK Boeing 737-900 Completed 1917 km
2026-08-31 20:13 UTC ASA304 SEA → DEN
Seattle → Denver
 N409AS Boeing 737-900 Completed 1892 km
2026-08-30 20:00 UTC ASA304 SEA → DEN
Seattle → Denver
 N931AK Boeing 737 MAX 9 Completed 2428 km
2026-08-28 20:01 UTC ASA304 SEA → DEN
Seattle → Denver
 N564AS Boeing 737-800 Completed 1810 km
2026-08-27 19:53 UTC ASA304 SEA → DEN
Seattle → Denver
 N933AK Boeing 737 MAX 9 Completed 1858 km
2026-08-26 19:51 UTC ASA304 SEA → DEN
Seattle → Denver
 N734AL Boeing 737 MAX 9 Completed 2118 km
2026-08-25 20:28 UTC ASA304 SEA → DEN
Seattle → Denver
 N493AS Boeing 737-900 Completed 1821 km
2026-08-24 20:45 UTC ASA304 SEA → DEN
Seattle → Denver
 N712AL Boeing 737 MAX 9 Completed 2068 km
2026-08-23 20:50 UTC ASA304 SEA → DEN
Seattle → Denver
 N402AS Boeing 737-900 Completed 2030 km
2026-08-21 20:02 UTC ASA304 SEA → DEN
Seattle → Denver
 N214AK Boeing 737-900 Completed 4394 km
2026-08-19 19:56 UTC ASA304 SEA → DEN
Seattle → Denver
 N973AK Boeing 737 MAX 9 Completed ~6757 km est. (5298 km recorded)
2026-08-18 22:39 UTC ASA304 BOS → SEA
Boston → Seattle
 N961AK Boeing 737 MAX 9 Completed 5446 km
2026-08-18 04:35 UTC ASA304 ? → ? N253AK Boeing 737-900 Completed 2 km
2026-08-17 21:52 UTC ASA304 BOS → SEA
Boston → Seattle
 N253AK Boeing 737-900 Completed 5352 km
2026-08-16 21:53 UTC ASA304 BOS → SEA
Boston → Seattle
 N448AS Boeing 737-900 Completed 5799 km
2026-08-15 22:09 UTC ASA304 BOS → SEA
Boston → Seattle
 N985AK Boeing 737 MAX 9 Completed ~8999 km est. (5987 km recorded)
2026-08-14 21:52 UTC ASA304 BOS → SEA
Boston → Seattle
 N457AS Boeing 737-900 Completed ~7744 km est. (5629 km recorded)
2026-08-12 22:58 UTC ASA304 BOS → SEA
Boston → Seattle
 N953AK Boeing 737 MAX 9 Completed ~5884 km est. (4447 km recorded)
2026-08-11 22:29 UTC ASA304 BOS → SEA
Boston → Seattle
 N483AS Boeing 737-900 Completed 5813 km
2026-08-11 22:07 UTC ASA304 BOS → BOS
Boston → Boston
 N483AS Boeing 737-900 Completed ~3 km est. (2 km recorded)
2026-08-10 22:15 UTC ASA304 BOS → SEA
Boston → Seattle
 N707AL Boeing 737 MAX 9 Completed 4152 km
2026-08-10 21:58 UTC ASA304 BOS → BOS
Boston → Boston
 N707AL Boeing 737 MAX 9 Completed ~2 km est. (0 km recorded)

← Back to the live map