Alaska Airlines AS521 Flight Status Today

Domestic flight Alaska Airlines AS521 takes off from Seattle (SEA) United States to San Jose (SJC) United States. It's operated by Alaska Airlines. The plane leaves Seattle International Airport at 16:29 30 April 2026 America/Los_Angeles. The flight is expected to land at Norman Y. Mineta San Jose International Airport at 18:49 30 April 2026 America/Los_Angeles. The flight will last about 2 hours 5 minutes.

Current status of AS521 is Arrived On time

AS521 - ASA521 Alaska Airlines (AS)
SEA Seattle United States
Flight SEA to SJC
SJC San Jose United States
Arrived On time
Departure Seattle International Airport
IATA: SEAICAO: KSEA
Scheduled 16:29 30 April 2026
Actual 16:22 30 April 2026
None C17
Arrival Norman Y. Mineta San Jose International Airport
IATA: SJCICAO: KSJC
Scheduled 18:49 30 April 2026
Actual 18:27 30 April 2026
B 31
AS521 Detail
  • Type: Domestic Flight
  • Code Shares: AA 7505, JL 6310, KE 6037
  • Flight Duration: 2 hours 5 minutes
  • Flight Distance: 1120 kms / 696 miles
Airline
  • Alaska Airlines
  • IATA: AS
  • ICAO: ASA
  • Operating Days: Tuesday
Passenger Services
  • Service type: Normal passenger
  • Seats: 159
  • Freight capacity: 8.7 tons
  • Passenger classes: First Class, Economy, Shuttle
More Detail
  • Aircraft: Boeing 737-900 Passenger (Scimitar Winglets)
  • Callsign: F-KCHS2
  • Departure Timezone: America/Los_Angeles
  • Arrival Timezone: America/Los_Angeles
  • Current Time in Seattle: Thursday 2026-04-30 20:17 PM
  • Current Time in San Jose: Thursday 2026-04-30 20:17 PM

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Alaska Airlines Flight AS521 FAQs

What is the scheduled flight duration for Alaska Airlines AS521 flight?

On average, nonstop flight takes 2 hour(s) 5 minutes, with the flight distance of 1120 km (696 miles).

What is the current status of Alaska Airlines AS521 flight?

The current status of flight Alaska Airlines AS521 is Arrived On time.

What type of aircraft is used for the Alaska Airlines AS521 flight?

All Alaska Airlines AS521 flights are operated using Boeing 737-900 Passenger (Scimitar Winglets) aircraft.

When does the flight Alaska Airlines AS521 arrive?

Flight Alaska Airlines AS521 arrives at 18:49.

Which terminal the flight Alaska Airlines AS521 is arriving at?

Flight Alaska Airlines AS521 arrives in Norman Y. Mineta San Jose International Airport at Terminal B.

How many Alaska Airlines AS521 flights are operated a week?

1 flights per week. The Flight Alaska Airlines AS521 is operated on Tuesday.