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Cheap flights from San Diego to Shannon from $620

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from San Diego to Shannon departing on 3/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from San Diego to Shannon

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
6:00 pm - 4:45 pmSAN-SNN
14h 45m1 stop
American Airlines Logo
7:50 am - 5:10 pmSNN-SAN
16h 20m1 stop
$620American Airlines
Find Deal
Thu, Mar 5 - Sat, Mar 14
American Airlines Logo
1:39 pm - 4:45 pmSAN-SNN
19h 06m2 stops
American Airlines Logo
7:50 am - 5:10 pmSNN-SAN
16h 20m1 stop
$624American Airlines
Find Deal
Thu, Mar 5 - Sat, Mar 14
British Airways Logo
6:00 pm - 4:45 pmSAN-SNN
14h 45m1 stop
British Airways Logo
5:30 pm - 4:10 pmSNN-SAN
30h 40m1 stop
$657British Airways
Find Deal
Sat, Feb 7 - Fri, Feb 13
American Airlines Logo
7:00 pm - 3:45 pmSAN-SNN
13h 45m1 stop
American Airlines Logo
7:50 am - 5:05 pmSNN-SAN
16h 15m1 stop
$669American Airlines
Find Deal
Fri, Mar 13 - Sun, Mar 22
Multiple Airlines Logo
6:10 pm - 7:25 pmSAN-SNN
41h 15m2 stops
Multiple Airlines Logo
7:50 am - 12:03 pmSNN-SAN
36h 13m2 stops
$670Multiple Airlines
Find Deal
Sun, Nov 30 - Sun, Dec 7
British Airways Logo
9:24 am - 11:30 amSAN-SNN
18h 06m2 stops
British Airways Logo
8:05 pm - 4:10 pmSNN-SAN
28h 05m1 stop
$676British Airways
Find Deal
Sat, Feb 7 - Fri, Feb 13
Multiple Airlines Logo
12:45 pm - 7:25 pmSAN-SNN
22h 40m2 stops
Multiple Airlines Logo
7:50 am - 10:40 pmSNN-SAN
21h 50m3 stops
$836Multiple Airlines
Find Deal
Thu, Mar 5 - Sat, Mar 14
Air Canada Logo
7:00 am - 11:30 amSAN-SNN
20h 30m3 stops
Air Canada Logo
7:50 am - 9:52 amSNN-SAN
33h 02m3 stops
$847Air Canada
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Thu, Mar 5 - Sat, Mar 14
Air Canada Logo
11:04 am - 3:45 pmSAN-SNN
21h 41m3 stops
Air Canada Logo
7:50 am - 9:52 amSNN-SAN
33h 02m3 stops
$1,283Air Canada
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Fri, Mar 13 - Sun, Mar 22
Aer Lingus Logo
6:00 pm - 11:30 amSAN-SNN
33h 30m1 stop
Aer Lingus Logo
7:50 am - 4:10 pmSNN-SAN
16h 20m1 stop
$5,822Aer Lingus
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Sun, Nov 30 - Thu, Dec 11

American Airlines flights from San Diego to Shannon, Clare

Our best American Airlines deals on San Diego to Shannon, Clare flight tickets
American Airlines
Mar 5
SAN6:00 pmSan Diego
14h 45m
1 stop
SNN4:45 pmShannon
Mar 14
SNN7:50 amShannon
16h 20m
1 stop
SAN5:10 pmSan Diego
$620
Find similar
American Airlines
Mar 5
SAN1:39 pmSan Diego
19h 06m
2 stops
SNN4:45 pmShannon
Mar 14
SNN7:50 amShannon
16h 20m
1 stop
SAN5:10 pmSan Diego
$624
Find similar
American Airlines
Mar 13
SAN7:00 pmSan Diego
13h 45m
1 stop
SNN3:45 pmShannon
Mar 22
SNN7:50 amShannon
16h 15m
1 stop
SAN5:05 pmSan Diego
$669
Find similar

British Airways flights from San Diego to Shannon, Clare

Our best British Airways deals on San Diego to Shannon, Clare flight tickets
British Airways
Feb 7
SAN6:00 pmSan Diego
14h 45m
1 stop
SNN4:45 pmShannon
Feb 13
SNN5:30 pmShannon
30h 40m
1 stop
SAN4:10 pmSan Diego
$657
Find similar
British Airways
Feb 7
SAN9:24 amSan Diego
18h 06m
2 stops
SNN11:30 amShannon
Feb 13
SNN8:05 pmShannon
28h 05m
1 stop
SAN4:10 pmSan Diego
$676
Find similar
British Airways
Nov 30
SAN6:00 pmSan Diego
33h 30m
1 stop
SNN11:30 amShannon
Dec 7
SNN8:05 pmShannon
28h 05m
1 stop
SAN4:10 pmSan Diego
$700
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from San Diego to Shannon, Clare that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated November 3, 2025.
Use the filters below to find and compare flights from San Diego to Shannon, Clare that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San DiegoShannon

SAN - SNN

SANSNN

San Diego

Thu 3/5

6:00 pm-4:45 pm

1 stop14h 45m

Shannon

Sat 3/14

7:50 am-5:10 pm

1 stop16h 20m

$620

San DiegoShannon

SAN - SNN

SANSNN

San Diego

Thu 3/5

1:39 pm-4:45 pm

2 stops19h 06m

Shannon

Sat 3/14

7:50 am-5:10 pm

1 stop16h 20m

$624

San DiegoShannon

SAN - SNN

SANSNN

San Diego

Sat 2/7

6:00 pm-4:45 pm

1 stop14h 45m

Shannon

Fri 2/13

5:30 pm-4:10 pm

1 stop30h 40m

$657

San DiegoShannon

SAN - SNN

SANSNN

San Diego

Fri 3/13

7:00 pm-3:45 pm

1 stop13h 45m

Shannon

Sun 3/22

7:50 am-5:05 pm

1 stop16h 15m

$669

San DiegoShannon

SAN - SNN

SANSNN

San Diego

Sun 11/30

6:10 pm-7:25 pm

2 stops41h 15m

Shannon

Sun 12/7

7:50 am-12:03 pm

2 stops36h 13m

$670

San DiegoShannon

SAN - SNN

SANSNN

San Diego

Sat 2/7

9:24 am-11:30 am

2 stops18h 06m

Shannon

Fri 2/13

8:05 pm-4:10 pm

1 stop28h 05m

$676

San DiegoShannon

SAN - SNN

SANSNN

San Diego

Thu 3/5

12:45 pm-7:25 pm

2 stops22h 40m

Shannon

Sat 3/14

7:50 am-10:40 pm

3 stops21h 50m

$836

San DiegoShannon

SAN - SNN

SANSNN

San Diego

Thu 3/5

7:00 am-11:30 am

3 stops20h 30m

Shannon

Sat 3/14

7:50 am-9:52 am

3 stops33h 02m

$847

San DiegoShannon

SAN - SNN

SANSNN

San Diego

Fri 3/13

11:04 am-3:45 pm

3 stops21h 41m

Shannon

Sun 3/22

7:50 am-9:52 am

3 stops33h 02m

$1,283

San DiegoShannon

SAN - SNN

SANSNN

San Diego

Sun 11/30

6:00 pm-11:30 am

1 stop33h 30m

Shannon

Thu 12/11

7:50 am-4:10 pm

1 stop16h 20m

$5,822

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first
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See travel insights to Shannon from

How to get the cheapest flight ticket from San Diego to Shannon, Clare

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Shannon, Clare?

The cheapest day to depart from San Diego to Shannon, Clare is on a Tuesday when prices can be found for as low as $967. The most expensive day to fly to Shannon, Clare is Thursday, with ticket prices averaging around $1,227.

What is the cheapest time of day to depart on your flight to Shannon, Clare?

Our data shows that the cheapest San Diego to Shannon, Clare flights are usually those with departure times at noon. Our users have found flights to Shannon, Clare at noon for as low as $1,100. Flights in the afternoon are often more expensive with an average ticket price of $1,156.

Can stopping save me money on San Diego to Shannon, Clare flights?

You could potentially save up to 31% on your flight if you consider stops on a San Diego to Shannon, Clare flight.

When to book flights from San Diego to Shannon, Clare

Are you open to changing your travel dates? Check out the ideal times to fly from San Diego to Shannon, Clare according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap San Diego to Shannon, Clare (SAN to SNN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Diego to Shannon, Clare

Direct flights

None
There are no direct flights from San Diego to Shannon, Clare. There are no popular flight routes from San Diego to Shannon, Clare.
Search flight deals

  • How far is San Diego to Shannon by plane?

    A flight from San Diego to Shannon will travel around 5132.8 mi. Flights usually cover this in 13h 05m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from San Diego Airport to Shannon Airport?

    Prices for flights from San Diego Airport to Shannon Airport refresh daily.

  • How many operators does momondo search for flights from San Diego Airport to Shannon Airport?

  • How old do you have to be to fly from San Diego Airport to Shannon Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from San Diego Airport to Shannon Airport.

  • What documentation or ID do you need to fly to Shannon Airport?

    The travel and health documents you'll need for your trip to Shannon Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Shannon Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from San Diego to Shannon, Clare?

Best airlines flying from San Diego to Shannon, Clare

Compare and see reviews for airlines that fly from San Diego to Shannon, Clare with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $679Free CancellationRating
7.4
8,997 reviews
Search United Airlines flights

Traveling to a place near Shannon?

Book flights to Shannon if you plan to visit one of these locations
Limerick
Adare
Bunratty
Lahinch
Ennis
Nenagh

Why use momondo?

Why should I use momondo to find a flight deal from San Diego to Shannon?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Shannon from San Diego.

Can I find flights from San Diego to Shannon with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Shannon from San Diego with this policy.

How can momondo help me find flights from San Diego to Shannon?

momondo helps you find the best flight between San Diego and Shannon by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from San Diego to Shannon right now. Can momondo alert me if prices change?

If you are not ready to book a flight from San Diego to Shannon now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Shannon and let you know when they change.

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