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Cheap flights from San Diego to Shannon from €276

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Diego to Shannon departing on 12/7. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags
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Find the cheapest flights from San Diego to Shannon

Cheap return flights

Enter your travel dates to find the best prices.
United Airlines Logo
06:40 - 07:30
SAN
-
SNN
16h 50m
1 stop
United Airlines Logo
09:30 - 20:45
SNN
-
SAN
19h 15m
2 stops
€603United Airlines
Mon, 17 Aug - Fri, 21 Aug
United Airlines Logo
06:30 - 07:30
SAN
-
SNN
17h 00m
2 stops
United Airlines Logo
12:30 - 22:10
SNN
-
SAN
17h 40m
2 stops
€607United Airlines
Mon, 17 Aug - Fri, 21 Aug
United Airlines Logo
06:30 - 07:30
SAN
-
SNN
17h 00m
2 stops
United Airlines Logo
12:30 - 22:47
SNN
-
SAN
18h 17m
2 stops
€608United Airlines
Mon, 17 Aug - Fri, 21 Aug
United Airlines Logo
10:44 - 07:30
SAN
-
SNN
12h 46m
1 stop
United Airlines Logo
09:30 - 20:45
SNN
-
SAN
19h 15m
2 stops
€610United Airlines
Mon, 17 Aug - Fri, 21 Aug
United Airlines Logo
06:30 - 07:30
SAN
-
SNN
17h 00m
2 stops
United Airlines Logo
12:30 - 22:47
SNN
-
SAN
18h 17m
2 stops
€614United Airlines
Mon, 17 Aug - Fri, 21 Aug
United Airlines Logo
10:23 - 10:15
SAN
-
SNN
15h 52m
2 stops
United Airlines Logo
12:30 - 19:55
SNN
-
SAN
15h 25m
1 stop
€663United Airlines
Tue, 21 Apr - Fri, 8 May
United Airlines Logo
10:23 - 10:15
SAN
-
SNN
15h 52m
2 stops
United Airlines Logo
12:30 - 23:59
SNN
-
SAN
19h 29m
2 stops
€666United Airlines
Tue, 21 Apr - Fri, 8 May
United Airlines Logo
06:20 - 10:15
SAN
-
SNN
19h 55m
2 stops
United Airlines Logo
12:30 - 19:55
SNN
-
SAN
15h 25m
1 stop
€677United Airlines
Wed, 29 Apr - Wed, 6 May
Delta Logo
22:40 - 11:10
SAN
-
SNN
28h 30m
2 stops
Delta Logo
13:05 - 10:27
SNN
-
SAN
29h 22m
2 stops
€734Delta
Fri, 3 Jul - Fri, 10 Jul
Delta Logo
22:10 - 11:10
SAN
-
SNN
29h 00m
1 stop
Delta Logo
13:05 - 10:27
SNN
-
SAN
29h 22m
2 stops
€738Delta
Fri, 3 Jul - Fri, 10 Jul

United Airlines flights from San Diego to Shannon, Clare

Our best United Airlines deals on San Diego to Shannon, Clare flight tickets
United Airlines
17 Aug
SAN06:40San Diego
16h 50m
1 stop
SNN07:30Shannon
21 Aug
SNN09:30Shannon
19h 15m
2 stops
SAN20:45San Diego
€603
United Airlines
17 Aug
SAN06:30San Diego
17h 00m
2 stops
SNN07:30Shannon
21 Aug
SNN12:30Shannon
17h 40m
2 stops
SAN22:10San Diego
€607
United Airlines
17 Aug
SAN06:30San Diego
17h 00m
2 stops
SNN07:30Shannon
21 Aug
SNN12:30Shannon
18h 17m
2 stops
SAN22:47San Diego
€608

British Airways flights from San Diego to Shannon, Clare

Our best British Airways deals on San Diego to Shannon, Clare flight tickets
British Airways
29 Apr
SAN16:45San Diego
15h 25m
1 stop
SNN16:10Shannon
6 May
SNN21:15Shannon
28h 35m
1 stop
SAN17:50San Diego
€766
British Airways
15 Apr
SAN16:41San Diego
19h 54m
2 stops
SNN20:35Shannon
25 Apr
SNN07:30Shannon
21h 13m
2 stops
SAN20:43San Diego
€816
British Airways
10 Jun
SAN13:55San Diego
22h 40m
2 stops
SNN20:35Shannon
20 Jun
SNN07:30Shannon
18h 49m
2 stops
SAN18:19San Diego
€930

momondo Fare Finder

 
Customise 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 13,528 searches. Data last updated 18 March 2026.
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

Cheapest return flight

San DiegoShannon

SAN - SNN

SANSNN

San Diego

Mon 17/8

06:40-07:30

1 stop16h 50m

Shannon

Fri 21/8

09:30-20:45

2 stops19h 15m

€603

San DiegoShannon

SAN - SNN

SANSNN

San Diego

Mon 17/8

06:30-07:30

2 stops17h 00m

Shannon

Fri 21/8

12:30-22:10

2 stops17h 40m

€607

San DiegoShannon

SAN - SNN

SANSNN

San Diego

Mon 17/8

06:30-07:30

2 stops17h 00m

Shannon

Fri 21/8

12:30-22:47

2 stops18h 17m

€608

San DiegoShannon

SAN - SNN

SANSNN

San Diego

Mon 17/8

10:44-07:30

1 stop12h 46m

Shannon

Fri 21/8

09:30-20:45

2 stops19h 15m

€610

San DiegoShannon

SAN - SNN

SANSNN

San Diego

Mon 17/8

06:30-07:30

2 stops17h 00m

Shannon

Fri 21/8

12:30-22:47

2 stops18h 17m

€614
Fastest return journey

San DiegoShannon

SAN - SNN

SANSNN

San Diego

Tue 21/4

10:23-10:15

2 stops15h 52m

Shannon

Fri 8/5

12:30-19:55

1 stop15h 25m

€663

San DiegoShannon

SAN - SNN

SANSNN

San Diego

Tue 21/4

10:23-10:15

2 stops15h 52m

Shannon

Fri 8/5

12:30-23:59

2 stops19h 29m

€666

San DiegoShannon

SAN - SNN

SANSNN

San Diego

Wed 29/4

06:20-10:15

2 stops19h 55m

Shannon

Wed 6/5

12:30-19:55

1 stop15h 25m

€677

San DiegoShannon

SAN - SNN

SANSNN

San Diego

Fri 3/7

22:40-11:10

2 stops28h 30m

Shannon

Fri 10/7

13:05-10:27

2 stops29h 22m

€734

San DiegoShannon

SAN - SNN

SANSNN

San Diego

Fri 3/7

22:10-11:10

1 stop29h 00m

Shannon

Fri 10/7

13:05-10:27

2 stops29h 22m

€738

Flights are sorted by cheapest return flights first.

Showing 1-10 of 19 resultsSorted by cheapest first
1
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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 airline that flies from San Diego to Shannon?

Delta, United Airlines, and British Airways are the most popular carriers operating from San Diego to Shannon

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 return 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

Fastest flight time

16h 50m

Direct flights

None
The fastest flight from San Diego to Shannon, Clare takes 16h 50m
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?

    The straight-line distance from San Diego to Shannon is 8260.4 km. Flights usually cover this in 16h 50m, 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 old do you have to be to fly from San Diego Airport to Shannon Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for 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 required for your trip to Shannon Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at Shannon Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Travelling to a place near Shannon?

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

Why use momondo?

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

It is quick and easy to find San Diego to Shannon flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Shannon that suits you.

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?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Shannon from San Diego.

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

Yes. momondo can track prices for San Diego to Shannon flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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