AS661

SEA → SLC · Boeing 737-800 · Alaska Airlines

For travellers

Departure · Seattle (SEA)

Gate C2E

Scheduled 09:08

Board status: Departed

Airborne since 09:11 (ADS-B)

Arrival · Salt Lake City (SLC)

Gate B8

Scheduled 12:21

Board status: Scheduled

Landed 12:02 (ADS-B)

Board data from sea, slc, updated 479 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

2026-10-02 16:08 UTC

Departed

2026-10-02 16:11 UTC

Arrival

Salt Lake City International Airport (SLC) — Salt Lake City, United States

Scheduled arrival

2026-10-02 18:21 UTC

Distance flown

1163 km

Straight-line distance

1107 km

Approach distance

47 km

Aircraft

Registration

N579AS

Type

Boeing 737-800

Seats

159 total (117 Economy, 30 Premium, 12 First)

CO2 (EMEP est., total)

28.6 t (275 kg/pax Business, 189 kg/pax Premium Economy, 168 kg/pax Economy)

Altitude & speed

Max altitude

37,025 ft

Max ground speed

509 kt

Tracked

1h 57m · 1,158 km

Altitude (ft, max 37,025)

Ground speed (kt, max 509)

Altitude (ft, max 37,025)

Ground speed (kt, max 509)

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

Departed	Flight	Route	Reg	Aircraft	Status	Distance
2026-10-02 16:11 UTC	ASA661	SEA → SLC Seattle → Salt Lake City	N579AS	Boeing 737-800	Completed	1163 km
2026-10-01 16:26 UTC	ASA661	SEA → SLC Seattle → Salt Lake City	N520AS	Boeing 737-800	Completed	1196 km
2026-09-30 16:23 UTC	ASA661	SEA → SLC Seattle → Salt Lake City	N529AS	Boeing 737-800	Completed	1232 km

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