Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Shannon to San Diego as you normally would.
Information is based on travel restrictions from Shannon to San Diego
Most visitors from Shannon need to provide a negative COVID-19 test result and/or quarantine to enter San Diego.
COVID-19 testing requirements
Visitors from Shannon are not required to present a negative COVID-19 PCR test or antigen result upon entering San Diego.
Quarantine requirements
Visitors from Shannon are not required to quarantine after entering San Diego.
Returning to Shannon from San Diego
COVID-19 testing requirements
Visitors from San Diego are not required to present a negative COVID-19 PCR test or antigen result upon entering Shannon.
Quarantine requirements
Visitors from San Diego are not required to quarantine after entering Shannon.