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Cheap flights from Shannon, Clare to San Diego from $449

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Shannon, Clare to San Diego departing on 9/9. 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

Find the cheapest flights from Shannon, Clare to San Diego

Cheap round-trip flights

Enter your travel dates to find the best prices.
Lufthansa Logo
9:30 am - 6:30 pmSNN  Shannon-SAN San Diego
17h 00m1 stop Chicago O'Hare Intl
Lufthansa Logo
6:18 am - 7:30 amSAN  San Diego-SNN Shannon
17h 12m1 stop Chicago O'Hare Intl
$1,008Lufthansa
Wed, Aug 26 - Sun, Aug 30
United Airlines Logo
12:30 pm - 10:49 pmSNN  Shannon-SAN San Diego
18h 19m1 stop Newark
United Airlines Logo
11:00 am - 10:15 amSAN  San Diego-SNN Shannon
15h 15m2 stops Denver Intl Newark
$1,026United Airlines
Wed, Aug 26 - Sun, Aug 30
Delta Logo
1:05 pm - 11:38 amSNN  Shannon-SAN San Diego
30h 33m1 stop New York John F Kennedy Intl
Delta Logo
9:59 pm - 11:10 amSAN  San Diego-SNN Shannon
29h 11m1 stop New York John F Kennedy Intl
$1,027Delta
Tue, Aug 25 - Sat, Aug 29
Delta Logo
1:05 pm - 8:36 pmSNN  Shannon-SAN San Diego
15h 31m1 stop New York John F Kennedy Intl
Delta Logo
10:25 pm - 11:10 amSAN  San Diego-SNN Shannon
28h 45m2 stops Atlanta Hartsfield-Jackson New York John F Kennedy Intl
$1,050Delta
Tue, Aug 25 - Sat, Aug 29
American Airlines Logo
2:45 pm - 11:01 amSNN  Shannon-SAN San Diego
28h 16m2 stops Boston Logan Intl Chicago O'Hare Intl
American Airlines Logo
6:20 am - 6:20 amSAN  San Diego-SNN Shannon
16h 00m2 stops Philadelphia Boston Logan Intl
$1,129American Airlines
Wed, Nov 4 - Sun, Nov 8
American Airlines Logo
2:45 pm - 11:32 amSNN  Shannon-SAN San Diego
28h 47m2 stops Boston Logan Intl Philadelphia
American Airlines Logo
10:45 pm - 6:20 amSAN  San Diego-SNN Shannon
23h 35m2 stops Charlotte Douglas Boston Logan Intl
$1,130American Airlines
Fri, Jan 15 - Sun, Jan 17
American Airlines Logo
2:45 pm - 11:32 amSNN  Shannon-SAN San Diego
28h 47m2 stops Boston Logan Intl Philadelphia
American Airlines Logo
10:45 pm - 6:20 amSAN  San Diego-SNN Shannon
23h 35m2 stops Charlotte Douglas Boston Logan Intl
$1,131American Airlines
Fri, Jan 15 - Sun, Jan 17
British Airways Logo
7:50 am - 4:10 pmSNN  Shannon-SAN San Diego
16h 20m1 stop London Heathrow
British Airways Logo
11:51 am - 4:45 pmSAN  San Diego-SNN Shannon
20h 54m2 stops Chicago O'Hare Intl London Heathrow
$1,149British Airways
Wed, Nov 4 - Sun, Nov 8
British Airways Logo
8:05 pm - 4:10 pmSNN  Shannon-SAN San Diego
28h 05m1 stop London Heathrow
British Airways Logo
6:00 pm - 4:45 pmSAN  San Diego-SNN Shannon
14h 45m1 stop London Heathrow
$1,150British Airways
Fri, Jan 15 - Sun, Jan 17
British Airways Logo
8:05 pm - 4:10 pmSNN  Shannon-SAN San Diego
28h 05m1 stop London Heathrow
British Airways Logo
6:00 pm - 4:45 pmSAN  San Diego-SNN Shannon
14h 45m1 stop London Heathrow
$1,151British Airways
Fri, Jan 15 - Sun, Jan 17

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Delta flights from Shannon, Clare to San Diego

Our best Delta deals on Shannon, Clare to San Diego flight tickets
Delta
Aug 25
SNN1:05 pmShannon
30h 33m
1 stop
SAN11:38 amSan Diego
Aug 29
SAN9:59 pmSan Diego
29h 11m
1 stop
SNN11:10 amShannon
$1,027
Delta
Aug 25
SNN1:05 pmShannon
15h 31m
1 stop
SAN8:36 pmSan Diego
Aug 29
SAN9:59 pmSan Diego
29h 11m
1 stop
SNN11:10 amShannon
$1,050

American Airlines flights from Shannon, Clare to San Diego

Our best American Airlines deals on Shannon, Clare to San Diego flight tickets
American Airlines
Nov 4
SNN2:45 pmShannon
28h 16m
2 stops
SAN11:01 amSan Diego
Nov 8
SAN6:20 amSan Diego
16h 00m
2 stops
SNN6:20 amShannon
$1,129
American Airlines
Jan 15
SNN2:45 pmShannon
28h 47m
2 stops
SAN11:32 amSan Diego
Jan 17
SAN10:45 pmSan Diego
23h 35m
2 stops
SNN6:20 amShannon
$1,130
American Airlines
Jan 15
SNN2:45 pmShannon
28h 47m
2 stops
SAN11:32 amSan Diego
Jan 17
SAN10:45 pmSan Diego
23h 35m
2 stops
SNN6:20 amShannon
$1,131

momondo Fare Finder

 
Customize your flight search to find flights from Shannon, Clare to San Diego 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 August 12, 2026.
Use the filters below to find and compare flights from Shannon, Clare to San Diego that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ShannonSan Diego

SNN Shannon - SAN San Diego

SNNSAN

Shannon

Wed 8/26

9:30 am-6:30 pm

1 stop17h 00m

San Diego

Sun 8/30

6:18 am-7:30 am

1 stop17h 12m

$1,008
Quickest round-trip

ShannonSan Diego

SNN Shannon - SAN San Diego

SNNSAN

Shannon

Wed 8/26

12:30 pm-10:49 pm

1 stop18h 19m

San Diego

Sun 8/30

11:00 am-10:15 am

2 stops15h 15m

$1,026

ShannonSan Diego

SNN Shannon - SAN San Diego

SNNSAN

Shannon

Tue 8/25

1:05 pm-11:38 am

1 stop30h 33m

San Diego

Sat 8/29

9:59 pm-11:10 am

1 stop29h 11m

$1,027

ShannonSan Diego

SNN Shannon - SAN San Diego

SNNSAN

Shannon

Tue 8/25

1:05 pm-8:36 pm

1 stop15h 31m

San Diego

Sat 8/29

10:25 pm-11:10 am

2 stops28h 45m

$1,050

ShannonSan Diego

SNN Shannon - SAN San Diego

SNNSAN

Shannon

Wed 11/4

2:45 pm-11:01 am

2 stops28h 16m

San Diego

Sun 11/8

6:20 am-6:20 am

2 stops16h 00m

$1,129

ShannonSan Diego

SNN Shannon - SAN San Diego

SNNSAN

Shannon

Fri 1/15

2:45 pm-11:32 am

2 stops28h 47m

San Diego

Sun 1/17

10:45 pm-6:20 am

2 stops23h 35m

$1,130

ShannonSan Diego

SNN Shannon - SAN San Diego

SNNSAN

Shannon

Fri 1/15

2:45 pm-11:32 am

2 stops28h 47m

San Diego

Sun 1/17

10:45 pm-6:20 am

2 stops23h 35m

$1,131

ShannonSan Diego

SNN Shannon - SAN San Diego

SNNSAN

Shannon

Wed 11/4

7:50 am-4:10 pm

1 stop16h 20m

San Diego

Sun 11/8

11:51 am-4:45 pm

2 stops20h 54m

$1,149

ShannonSan Diego

SNN Shannon - SAN San Diego

SNNSAN

Shannon

Fri 1/15

8:05 pm-4:10 pm

1 stop28h 05m

San Diego

Sun 1/17

6:00 pm-4:45 pm

1 stop14h 45m

$1,150

ShannonSan Diego

SNN Shannon - SAN San Diego

SNNSAN

Shannon

Fri 1/15

8:05 pm-4:10 pm

1 stop28h 05m

San Diego

Sun 1/17

6:00 pm-4:45 pm

1 stop14h 45m

$1,151

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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When to book flights from Shannon, Clare to San Diego

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

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

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

Fastest flight time

17h 00m

Direct flights

None
The fastest flight from Shannon, Clare to San Diego takes 17h 00m
There are no direct flights from Shannon, Clare to San Diego. There are no popular flight routes from Shannon, Clare to San Diego.
Search flight deals

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

  • How far is Shannon to San Diego by plane?

    The straight-line distance from Shannon to San Diego is 5132.8 mi. 17h 00m is a normal flight duration for this route.

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

    Prices for flights from Shannon Airport to San Diego Airport are updated daily.

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Shannon Airport to San Diego Airport.

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

    The required travel and health documents for your San Diego Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at San Diego Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

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

  • How do I get Price Alerts for flights from Shannon, Clare to San Diego?

    Search flight deals from Shannon, Clare to San Diego. While viewing offers you’ll have the option to create a Price Alert.

  • How can I save money on flights from Shannon, Clare to San Diego with momondo?

    By using tools like our “Price Calendar”, you can see the best day to fly round-trip for your travels. Our “Price Forecast” tool uses AI to predict whether you should purchase or hold off on booking for potentially cheaper prices. Explore shows you all flight options from a city or airport to build your own unique adventure. The Discover blog also provides valuable insights for saving money while booking your experience. After searching you can toggle on “Price Alerts” to track prices for your desired flight and book at the ideal moment.

  • How does momondo find its flight prices?

    We aggregate our prices from over 700+ competitors from airlines to OTAs. We operate in over 30 markets worldwide to show you a wide range of travel options.

Traveling to a place near San Diego?

Book flights to San Diego if you plan to visit one of these locations
Chula Vista
Coronado
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National City
Julian
La Mesa
Poway
San Ysidro
Imperial Beach
Santee
Borrego Springs
Lemon Grove
Alpine

Why use momondo?

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

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 San Diego from Shannon.

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

Yes. All flights to San Diego from Shannon on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once all potential Shannon to San Diego flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Of course. momondo tracks the price of Shannon to San Diego flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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