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Cheap flights from San Diego to Shannon from €620

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 21/6. 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 - 15:02
SNN
-
SAN
13h 32m
1 stop
€653United Airlines
Sun, 6 Sep - Thu, 10 Sep
United Airlines Logo
06:40 - 07:30
SAN
-
SNN
16h 50m
1 stop
United Airlines Logo
09:30 - 19:55
SNN
-
SAN
18h 25m
2 stops
€656United Airlines
Sun, 6 Sep - Thu, 10 Sep
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
€696United Airlines
Sat, 22 Aug - Wed, 26 Aug
United Airlines Logo
06:20 - 07:30
SAN
-
SNN
17h 10m
2 stops
United Airlines Logo
09:30 - 17:00
SNN
-
SAN
15h 30m
2 stops
€699United Airlines
Sat, 22 Aug - Wed, 26 Aug
United Airlines Logo
06:20 - 07:30
SAN
-
SNN
17h 10m
2 stops
United Airlines Logo
09:30 - 17:00
SNN
-
SAN
15h 30m
2 stops
€700United Airlines
Sat, 22 Aug - Wed, 26 Aug
United Airlines Logo
08:00 - 10:15
SAN
-
SNN
18h 15m
2 stops
United Airlines Logo
12:30 - 19:55
SNN
-
SAN
15h 25m
1 stop
€752United Airlines
Mon, 27 Apr - Mon, 4 May
United Airlines Logo
20:32 - 07:30
SAN
-
SNN
26h 58m
2 stops
United Airlines Logo
09:30 - 08:22
SNN
-
SAN
30h 52m
2 stops
€828United Airlines
Sun, 5 Jul - Sun, 12 Jul
British Airways Logo
16:45 - 20:35
SAN
-
SNN
19h 50m
1 stop
British Airways Logo
21:15 - 17:50
SNN
-
SAN
28h 35m
1 stop
€852British Airways
Mon, 27 Apr - Mon, 4 May
United Airlines Logo
06:40 - 07:30
SAN
-
SNN
16h 50m
1 stop
United Airlines Logo
09:30 - 09:33
SNN
-
SAN
32h 03m
1 stop
€857United Airlines
Sun, 5 Jul - Sun, 12 Jul
Multiple Airlines Logo
13:05 - 11:10
SAN
-
SNN
14h 05m
1 stop
Multiple Airlines Logo
13:05 - 20:34
SNN
-
SAN
15h 29m
1 stop
€867Multiple Airlines
Wed, 10 Jun - Sat, 20 Jun

British Airways flights from San Diego to Shannon, Clare

Our best British Airways deals on San Diego to Shannon, Clare flight tickets
British Airways
27 Apr
SAN16:45San Diego
19h 50m
1 stop
SNN20:35Shannon
4 May
SNN21:15Shannon
28h 35m
1 stop
SAN17:50San Diego
€852
British Airways
17 Sept
SAN16:45San Diego
19h 50m
1 stop
SNN20:35Shannon
27 Sept
SNN21:15Shannon
25h 40m
1 stop
SAN14:55San Diego
€899
British Airways
17 Sept
SAN15:40San Diego
20h 55m
2 stops
SNN20:35Shannon
27 Sept
SNN21:15Shannon
25h 40m
1 stop
SAN14:55San Diego
€902

United Airlines flights from San Diego to Shannon, Clare

Our best United Airlines deals on San Diego to Shannon, Clare flight tickets
United Airlines
6 Sept
SAN06:40San Diego
16h 50m
1 stop
SNN07:30Shannon
10 Sept
SNN09:30Shannon
13h 32m
1 stop
SAN15:02San Diego
€653
United Airlines
6 Sept
SAN06:40San Diego
16h 50m
1 stop
SNN07:30Shannon
10 Sept
SNN09:30Shannon
18h 25m
2 stops
SAN19:55San Diego
€656
United Airlines
22 Aug
SAN06:40San Diego
16h 50m
1 stop
SNN07:30Shannon
26 Aug
SNN09:30Shannon
19h 15m
2 stops
SAN20:45San Diego
€696

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 3 April 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

Sun 6/9

06:40-07:30

1 stop16h 50m

Shannon

Thu 10/9

09:30-15:02

1 stop13h 32m

€653

San DiegoShannon

SAN - SNN

SANSNN

San Diego

Sun 6/9

06:40-07:30

1 stop16h 50m

Shannon

Thu 10/9

09:30-19:55

2 stops18h 25m

€656

San DiegoShannon

SAN - SNN

SANSNN

San Diego

Sat 22/8

06:40-07:30

1 stop16h 50m

Shannon

Wed 26/8

09:30-20:45

2 stops19h 15m

€696

San DiegoShannon

SAN - SNN

SANSNN

San Diego

Sat 22/8

06:20-07:30

2 stops17h 10m

Shannon

Wed 26/8

09:30-17:00

2 stops15h 30m

€699

San DiegoShannon

SAN - SNN

SANSNN

San Diego

Sat 22/8

06:20-07:30

2 stops17h 10m

Shannon

Wed 26/8

09:30-17:00

2 stops15h 30m

€700

San DiegoShannon

SAN - SNN

SANSNN

San Diego

Mon 27/4

08:00-10:15

2 stops18h 15m

Shannon

Mon 4/5

12:30-19:55

1 stop15h 25m

€752

San DiegoShannon

SAN - SNN

SANSNN

San Diego

Sun 5/7

20:32-07:30

2 stops26h 58m

Shannon

Sun 12/7

09:30-08:22

2 stops30h 52m

€828

San DiegoShannon

SAN - SNN

SANSNN

San Diego

Mon 27/4

16:45-20:35

1 stop19h 50m

Shannon

Mon 4/5

21:15-17:50

1 stop28h 35m

€852

San DiegoShannon

SAN - SNN

SANSNN

San Diego

Sun 5/7

06:40-07:30

1 stop16h 50m

Shannon

Sun 12/7

09:30-09:33

1 stop32h 03m

€857
Fastest return journey

San DiegoShannon

SAN - SNN

SANSNN

San Diego

Wed 10/6

13:05-11:10

1 stop14h 05m

Shannon

Sat 20/6

13:05-20:34

1 stop15h 29m

€867

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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?

United Airlines is the most popular carrier 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

14h 05m

Direct flights

None
The fastest flight from San Diego to Shannon, Clare takes 14h 05m
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

Frequently asked questions about flying from San Diego to Shannon, Clare

  • 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 14h 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 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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