Flights for AS553 These are not all the flights that AS553 has taken, just some of them that have flown in or out of SFO

AS553 (IAD-SFO)
This Alaska Airlines flight between Dulles International Airport and San Francisco International Airport, on December 16, 2022, was operated by another airline. It arrived at gate D8. Passengers were flying aboard an Airbus A321 Neo with tail number N929VA. See all the flights for AS553.
AS553 (IAD-SFO)
This Alaska Airlines flight between Dulles International Airport and San Francisco International Airport, on December 15, 2022, was operated by another airline. It arrived at gate D7. Passengers were flying aboard an Airbus A321 Neo with tail number N925VA. See all the flights for AS553.

All these flight data are available as openly licensed data on the sfomuseum-data GitHub account. If you'd like to read more about our efforts to archive flight data at SFO Museum have a look a the Mills Field weblog posts tagged "flightdata".