Flights for EI6221 These are not all the flights that EI6221 has taken, just some of them that have flown in or out of SFO

EI6221 (SFO-ORD)
This Aer Lingus flight between San Francisco International Airport and Chicago O'Hare International Airport, on January 02, 2019, was operated by another airline. It departed from gate E62. See all the flights for EI6221.
EI6221 (SFO-ORD)
This Aer Lingus flight between San Francisco International Airport and Chicago O'Hare International Airport, on January 01, 2019, was operated by another airline. It departed from gate E68. See all the flights for EI6221.

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".