€295 Cheap Flights San Diego to Shannon (SAN-SNN)

View €295 flight on Sun, 6 Sept 2026Opens in a new window

Popular airlines from San Diego Intl. Airport (SAN) to Shannon Airport (SNN)

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Cheap flights from San Diego to Shannon (SAN-SNN)

Prices were available within the past 7 days and start at €295 for one-way flights and €718 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Sun, 24 May - Tue, 9 Jun
SAN
San Diego
SNN
Shannon
€718 Return, found 3 days ago
€718
Return
found 3 days ago
Select United flight, departing Sun, 24 May from San Diego to Shannon, returning Tue, 9 Jun, priced at €718 found 3 days ago
Delta
Wed, 2 Sept - Tue, 15 Sept
SAN
San Diego
SNN
Shannon
€743 Return, found 1 day ago
€743
Return
found 1 day ago
Select Delta flight, departing Wed, 2 Sept from San Diego to Shannon, returning Tue, 15 Sept, priced at €743 found 1 day ago
United
Wed, 2 Sept - Tue, 15 Sept
SAN
San Diego
SNN
Shannon
€756 Return, found 1 day ago
€756
Return
found 1 day ago
Select United flight, departing Wed, 2 Sept from San Diego to Shannon, returning Tue, 15 Sept, priced at €756 found 1 day ago
Delta
Wed, 2 Sept - Tue, 15 Sept
SAN
San Diego
SNN
Shannon
€762 Return, found 1 day ago
€762
Return
found 1 day ago
Select Delta flight, departing Wed, 2 Sept from San Diego to Shannon, returning Tue, 15 Sept, priced at €762 found 1 day ago
Delta
Wed, 2 Sept - Tue, 15 Sept
SAN
San Diego
SNN
Shannon
€767 Return, found 1 day ago
€767
Return
found 1 day ago
Select Delta flight, departing Wed, 2 Sept from San Diego to Shannon, returning Tue, 15 Sept, priced at €767 found 1 day ago
Air France
Sun, 24 May - Tue, 9 Jun
SAN
San Diego
SNN
Shannon
€781 Return, found 3 days ago
€781
Return
found 3 days ago
Select Air France flight, departing Sun, 24 May from San Diego to Shannon, returning Tue, 9 Jun, priced at €781 found 3 days ago
KLM
Sun, 24 May - Tue, 9 Jun
SAN
San Diego
SNN
Shannon
€781 Return, found 3 days ago
€781
Return
found 3 days ago
Select KLM flight, departing Sun, 24 May from San Diego to Shannon, returning Tue, 9 Jun, priced at €781 found 3 days ago
Delta
Wed, 2 Sept - Tue, 15 Sept
SAN
San Diego
SNN
Shannon
€786 Return, found 1 day ago
€786
Return
found 1 day ago
Select Delta flight, departing Wed, 2 Sept from San Diego to Shannon, returning Tue, 15 Sept, priced at €786 found 1 day ago
Delta
Wed, 2 Sept - Tue, 15 Sept
SAN
San Diego
SNN
Shannon
€796 Return, found 1 day ago
€796
Return
found 1 day ago
Select Delta flight, departing Wed, 2 Sept from San Diego to Shannon, returning Tue, 15 Sept, priced at €796 found 1 day ago
American Airlines
Wed, 2 Sept - Tue, 15 Sept
SAN
San Diego
SNN
Shannon
€839 Return, found 1 day ago
€839
Return
found 1 day ago
Select American Airlines flight, departing Wed, 2 Sept from San Diego to Shannon, returning Tue, 15 Sept, priced at €839 found 1 day ago

Frequently asked questions

How much is a flight from San Diego Intl. Airport (SAN) to Shannon Airport?
Based on fares advertised within the last 7 days on Expedia for flights departing within the next year, round-trip flights between San Diego Intl. Airport (SAN) and Shannon Airport start from €718. Book now to secure the best price for your big adventure. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from SAN to Shannon Airport (SNN)?
We get that things crop up unexpectedly, so we've made it as easy as possible for you to cancel your flight online. Just visit the Customer Service Portal and follow the instructions.
How do I find cheap flights from San Diego Airport to SNN that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for San Diego Intl. Airport (SAN) to Shannon Airport (SNN) flights, you'll see a "no change fees" filter for you to select.
How far is the flight from SAN to Shannon Airport (SNN)?
You'll have 8,300 kilometres to cover on the long-haul San Diego to Shannon route. Dress in layers of comfy clothes and consider taking a neck pillow with you.
Which airlines fly direct from San Diego Airport to SNN?
If you want to fly straight from SAN to SNN, you'll need to book a flight with at least one stop. Unfortunately, there aren't any airlines that fly directly on this route.
Are SAN to Shannon Airport (SNN) flight tickets cheaper when they're purchased at the last minute?
Booking your trip from San Diego Intl. Airport (SAN) to Shannon Airport (SNN) at the last minute could be your ticket to an awesome deal. However, it could end up costing you a whole lot more! If you'd prefer to err on the side of caution, book well ahead of your departure date. In fact, Expedia has some of the biggest bargains up to a year in advance. If your preferred carrier hasn't released tickets yet, check back regularly as deals are updated all the time on Expedia.

Travel information

Origin airport
San Diego Intl.
Destination airport
Shannon
Airlines serving
Aer Lingus, Air France, American Airlines, British Airways, Delta, JetBlue Airways, Lufthansa, United
Return price
€717
Distance
8216 km

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