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Cheap flights from California to Shannon from €189

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from California to Shannon departing on 22/4. 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
0 bags
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Find the cheapest flights from California to Shannon

Cheap return flights

Enter your travel dates to find the best prices.
American Airlines Logo
19:00 - 15:45
SAN
-
SNN
13h 45m1 stop
American Airlines Logo
07:50 - 17:05
SNN
-
SAN
16h 15m1 stop
€401American Airlines
Fri, 13 Mar - Sun, 22 Mar
United Airlines Logo
09:00 - 10:15
SMF
-
SNN
17h 15m2 stops
United Airlines Logo
12:30 - 22:04
SNN
-
SMF
17h 34m1 stop
€420United Airlines
Tue, 21 Apr - Wed, 13 May
American Airlines Logo
13:30 - 11:20
LAX
-
SNN
13h 50m1 stop
American Airlines Logo
21:15 - 13:45
SNN
-
LAX
24h 30m1 stop
€421American Airlines
Tue, 14 Apr - Mon, 27 Apr
United Airlines Logo
13:55 - 10:15
SMF
-
SNN
36h 20m2 stops
United Airlines Logo
12:30 - 22:04
SNN
-
SMF
17h 34m1 stop
€424United Airlines
Mon, 13 Apr - Thu, 30 Apr
British Airways Logo
14:50 - 15:45
SAN
-
SNN
17h 55m2 stops
British Airways Logo
17:30 - 17:10
SNN
-
SAN
30h 40m1 stop
€550British Airways
Fri, 13 Mar - Sun, 22 Mar
British Airways Logo
14:50 - 15:45
SAN
-
SNN
17h 55m2 stops
British Airways Logo
20:05 - 19:23
SNN
-
SAN
30h 18m2 stops
€552British Airways
Fri, 13 Mar - Sun, 22 Mar
Air Canada Logo
12:30 - 15:45
SMF
-
SNN
19h 15m2 stops
Air Canada Logo
07:50 - 11:52
SNN
-
SMF
36h 02m2 stops
€572Air Canada
Fri, 6 Feb - Tue, 10 Feb
Air Canada Logo
12:45 - 15:45
SAN
-
SNN
19h 00m2 stops
Air Canada Logo
07:50 - 17:24
SNN
-
SAN
41h 34m2 stops
€572Air Canada
Fri, 30 Jan - Tue, 3 Feb
Multiple Airlines Logo
12:30 - 16:45
SMF
-
SNN
20h 15m2 stops
Multiple Airlines Logo
07:50 - 16:06
SNN
-
SMF
39h 16m3 stops
€646Multiple Airlines
Tue, 24 Feb - Sun, 22 Mar
Multiple Airlines Logo
14:57 - 20:35
ONT
-
SNN
21h 38m2 stops
Multiple Airlines Logo
14:40 - 22:09
SNN
-
ONT
15h 29m1 stop
€2,887Multiple Airlines
Sun, 14 Jun - Tue, 23 Jun

American Airlines flights from California to Shannon, Clare

Our best American Airlines deals on California to Shannon, Clare flight tickets
American Airlines
13 Mar
SAN19:00San Diego
13h 45m
1 stop
SNN15:45Shannon
22 Mar
SNN07:50Shannon
16h 15m
1 stop
SAN17:05San Diego
€401
Find similar
American Airlines
14 Apr
LAX16:25Los Angeles
20h 10m
1 stop
SNN20:35Shannon
27 Apr
SNN21:15Shannon
29h 10m
1 stop
LAX18:25Los Angeles
€421
Find similar
American Airlines
14 Apr
LAX09:45Los Angeles
17h 35m
2 stops
SNN11:20Shannon
27 Apr
SNN21:15Shannon
29h 10m
1 stop
LAX18:25Los Angeles
€424
Find similar

United Airlines flights from California to Shannon, Clare

Our best United Airlines deals on California to Shannon, Clare flight tickets
United Airlines
21 Apr
SMF09:00Sacramento Intl
17h 15m
2 stops
SNN10:15Shannon
13 May
SNN12:30Shannon
17h 34m
1 stop
SMF22:04Sacramento Intl
€420
Find similar
United Airlines
13 Apr
SMF13:55Sacramento Intl
36h 20m
2 stops
SNN10:15Shannon
30 Apr
SNN12:30Shannon
17h 34m
1 stop
SMF22:04Sacramento Intl
€424
Find similar
United Airlines
14 Apr
LAX11:00Los Angeles
15h 15m
2 stops
SNN10:15Shannon
27 Apr
SNN12:30Shannon
17h 20m
2 stops
LAX21:50Los Angeles
€463
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from California 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 22 December 2025.
Use the filters below to find and compare flights from California to Shannon, Clare that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San DiegoShannon

SAN - SNN

SANSNN

San Diego

Fri 13/3

19:00-15:45

1 stop13h 45m

Shannon

Sun 22/3

07:50-17:05

1 stop16h 15m

€401

SacramentoShannon

SMF - SNN

SMFSNN

Sacramento Intl

Tue 21/4

09:00-10:15

2 stops17h 15m

Shannon

Wed 13/5

12:30-22:04

1 stop17h 34m

€420

Los AngelesShannon

LAX - SNN

LAXSNN

Los Angeles

Tue 14/4

13:30-11:20

1 stop13h 50m

Shannon

Mon 27/4

21:15-13:45

1 stop24h 30m

€421

SacramentoShannon

SMF - SNN

SMFSNN

Sacramento Intl

Mon 13/4

13:55-10:15

2 stops36h 20m

Shannon

Thu 30/4

12:30-22:04

1 stop17h 34m

€424

San DiegoShannon

SAN - SNN

SANSNN

San Diego

Fri 13/3

14:50-15:45

2 stops17h 55m

Shannon

Sun 22/3

17:30-17:10

1 stop30h 40m

€550

San DiegoShannon

SAN - SNN

SANSNN

San Diego

Fri 13/3

14:50-15:45

2 stops17h 55m

Shannon

Sun 22/3

20:05-19:23

2 stops30h 18m

€552

SacramentoShannon

SMF - SNN

SMFSNN

Sacramento Intl

Fri 6/2

12:30-15:45

2 stops19h 15m

Shannon

Tue 10/2

07:50-11:52

2 stops36h 02m

€572

San DiegoShannon

SAN - SNN

SANSNN

San Diego

Fri 30/1

12:45-15:45

2 stops19h 00m

Shannon

Tue 3/2

07:50-17:24

2 stops41h 34m

€572

SacramentoShannon

SMF - SNN

SMFSNN

Sacramento Intl

Tue 24/2

12:30-16:45

2 stops20h 15m

Shannon

Sun 22/3

07:50-16:06

3 stops39h 16m

€646

OntarioShannon

ONT - SNN

ONTSNN

Ontario

Sun 14/6

14:57-20:35

2 stops21h 38m

Shannon

Tue 23/6

14:40-22:09

1 stop15h 29m

€2,887

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Shannon from

How to get the cheapest flight ticket from California 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 month to fly to Shannon, Clare?

The month of February is another great option to travel to Shannon, Clare, with average flight prices from California averaging around €557.

How far in advance should I book a flight to Shannon, Clare?

You are more likely to see cheaper flights to Shannon, Clare from California when booking weeks ahead of your departure date. In general, you can expect to find flights to Shannon, Clare for around €722 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Shannon, Clare from California for as low as €560 on momondo.

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

You could potentially save up to 12% on your flight if you consider stops on a California to Shannon, Clare flight.

Cheap California to Shannon, Clare flight deals and tips

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

Fastest flight time

13h 20m

Direct flights

None
The fastest flight from California to Shannon, Clare takes 13h 20m
There are no direct flights from California to Shannon, Clare. There are no popular flight routes from California to Shannon, Clare.
Search flight deals

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

    Prices for flights from California to Shannon Airport are updated daily.

  • How old do you have to be to fly from California 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 California 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 licence 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.

Travelling to a place near Shannon?

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

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from California to Shannon. momondo saves you time and could save you money on your trip.

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

All flight searches from California to Shannon on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from California to Shannon?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from California to Shannon.

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

If you are simply researching potential flights to Shannon, momondo offers a useful price alert feature which will track prices for flights to Shannon from California and alert you when they change.

An easier way to manage your Shannon, Clare trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
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