American Airlines Cheap Flights from San Diego to Shannon

View €474 flight on Sun, 7 Sep 2025Opens in a new window

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Prices were available within the past 7 days and start at €474 for one-way flights and €751 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Sun, 7 Sep - Tue, 23 Sep
SAN
San Diego
SNN
Shannon
€751 Return, found 2 days ago
€751
Return
found 2 days ago
Select American Airlines flight, departing Sun, 7 Sep from San Diego to Shannon, returning Tue, 23 Sep, priced at €751 found 2 days ago
American Airlines
Sun, 7 Sep - Tue, 23 Sep
SAN
San Diego
SNN
Shannon
€751 Return, found 2 days ago
€751
Return
found 2 days ago
Select American Airlines flight, departing Sun, 7 Sep from San Diego to Shannon, returning Tue, 23 Sep, priced at €751 found 2 days ago
American Airlines
Sun, 7 Sep - Tue, 23 Sep
SAN
San Diego
SNN
Shannon
€764 Return, found 2 days ago
€764
Return
found 2 days ago
Select American Airlines flight, departing Sun, 7 Sep from San Diego to Shannon, returning Tue, 23 Sep, priced at €764 found 2 days ago
American Airlines
Sun, 7 Sep - Tue, 23 Sep
SAN
San Diego
SNN
Shannon
€816 Return, found 2 days ago
€816
Return
found 2 days ago
Select American Airlines flight, departing Sun, 7 Sep from San Diego to Shannon, returning Tue, 23 Sep, priced at €816 found 2 days ago
American Airlines
Sun, 7 Sep - Tue, 23 Sep
SAN
San Diego
SNN
Shannon
€816 Return, found 2 days ago
€816
Return
found 2 days ago
Select American Airlines flight, departing Sun, 7 Sep from San Diego to Shannon, returning Tue, 23 Sep, priced at €816 found 2 days ago
American Airlines
Sun, 7 Sep - Tue, 23 Sep
SAN
San Diego
SNN
Shannon
€821 Return, found 2 days ago
€821
Return
found 2 days ago
Select American Airlines flight, departing Sun, 7 Sep from San Diego to Shannon, returning Tue, 23 Sep, priced at €821 found 2 days ago
American Airlines
Sun, 7 Sep - Tue, 23 Sep
SAN
San Diego
SNN
Shannon
€830 Return, found 2 days ago
€830
Return
found 2 days ago
Select American Airlines flight, departing Sun, 7 Sep from San Diego to Shannon, returning Tue, 23 Sep, priced at €830 found 2 days ago
American Airlines
Sat, 16 Aug - Sat, 23 Aug
SAN
San Diego
SNN
Shannon
€843 Return, found 6 days ago
€843
Return
found 6 days ago
Select American Airlines flight, departing Sat, 16 Aug from San Diego to Shannon, returning Sat, 23 Aug, priced at €843 found 6 days ago
San Diego to Shannon route information
Origin airport
San Diego Intl.
Destination airport
Shannon
Distance
8216 km
*Available to Expedia members.