Aer Lingus Cheap Flights from Shannon to San Diego

View €678 flight on Mon, 6 Oct 2025Opens in a new window

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Prices were available within the past 7 days and start at €678 for one-way flights and €721 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Aer Lingus
Sun, 1 Mar - Sat, 14 Mar
SNN
Shannon
SAN
San Diego
€721 Return, found 2 days ago
€721
Return
found 2 days ago
Select Aer Lingus flight, departing Sun, 1 Mar from Shannon to San Diego, returning Sat, 14 Mar, priced at €721 found 2 days ago
Aer Lingus
Sun, 1 Feb - Sun, 15 Feb
SNN
Shannon
SAN
San Diego
€721 Return, just found
€721
Return
just found
Select Aer Lingus flight, departing Sun, 1 Feb from Shannon to San Diego, returning Sun, 15 Feb, priced at €721 just found
Aer Lingus
Sun, 12 Oct - Mon, 20 Oct
SNN
Shannon
SAN
San Diego
€837 Return, found 12 hours ago
€837
Return
found 12 hours ago
Select Aer Lingus flight, departing Sun, 12 Oct from Shannon to San Diego, returning Mon, 20 Oct, priced at €837 found 12 hours ago
Aer Lingus
Sun, 1 Mar - Sat, 14 Mar
SNN
Shannon
SAN
San Diego
€840 Return, found 2 days ago
€840
Return
found 2 days ago
Select Aer Lingus flight, departing Sun, 1 Mar from Shannon to San Diego, returning Sat, 14 Mar, priced at €840 found 2 days ago
Aer Lingus
Sun, 1 Feb - Sun, 15 Feb
SNN
Shannon
SAN
San Diego
€841 Return, just found
€841
Return
just found
Select Aer Lingus flight, departing Sun, 1 Feb from Shannon to San Diego, returning Sun, 15 Feb, priced at €841 just found
Aer Lingus
Sun, 1 Mar - Sat, 14 Mar
SNN
Shannon
SAN
San Diego
€848 Return, found 2 days ago
€848
Return
found 2 days ago
Select Aer Lingus flight, departing Sun, 1 Mar from Shannon to San Diego, returning Sat, 14 Mar, priced at €848 found 2 days ago
Shannon to San Diego route information
Origin airport
Shannon
Destination airport
San Diego Intl.
Airlines serving
Aer Lingus, Air Canada, Air France, American Airlines, British Airways, Delta, JetBlue Airways, United
Popular airline
British Airways
Distance
8216 km
*Available to Expedia members.