Aer Lingus today announced a new 4 x weekly Dublin – Seattle A330-200 service to commence on May 18th 2018. Schedules are as follows:

EI99 Dublin 1550 – Seattle 1735 Mondays, Wednesdays, Fridays, Sundays
EI98 Seattle 1920 – Dublin 1235+1 Mondays, Wednesdays, Fridays, Sundays.