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$276 Find cheap flights from California to Shannon

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to Shannon departing on 9/25. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
0 bags
Wed 7/10
Wed 7/17

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In the last 7 days travelers have searched 42,898,604 times on KAYAK, and here is why:

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Good to know

Low season

January

High season

September

Cheapest flight

$276
Best time to beat the crowds with an average 11% drop in price.
Most popular time to fly and prices are also 7% lower on average.
Flight from San Francisco to Shannon

FAQs for booking flights from California to Shannon

  • How does KAYAK find such low prices on flights from California to Shannon?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from California to Shannon.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from California to Shannon?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Shannon from California is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from California to Shannon?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Shannon with an airline and back to California with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from California to Shannon?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Shannon from California up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

See more FAQs

Prefer to fly non-stop from California to Shannon?

Find which airlines fly direct from California to Shannon, which days they fly and book direct flights.

Nonstop departures

California to Shannon

Monday

Aer Lingus, Air Canada, Air France, +9 more

Aer Lingus, Air Canada, +10 more

Tuesday

Aer Lingus, Air Canada, Air France, +9 more

Aer Lingus, Air Canada, +10 more

Wednesday

Aer Lingus, Air Canada, Air France, +9 more

Aer Lingus, Air Canada, +10 more

Thursday

Aer Lingus, Air Canada, Air France, +9 more

Aer Lingus, Air Canada, +10 more

Friday

Aer Lingus, Air Canada, Air France, +10 more

Aer Lingus, Air Canada, +11 more

Saturday

Aer Lingus, Air Canada, Air France, +9 more

Aer Lingus, Air Canada, +10 more

Sunday

Aer Lingus, Air Canada, Air France, +10 more

Aer Lingus, Air Canada, +11 more

See more direct flights

Nonstop returns

Shannon to California

Monday

Aer Lingus, Air Canada, Air France, +9 more

Aer Lingus, Air Canada, +10 more

Tuesday

Aer Lingus, Air Canada, Air France, +9 more

Aer Lingus, Air Canada, +10 more

Wednesday

Aer Lingus, Air Canada, Air France, +9 more

Aer Lingus, Air Canada, +10 more

Thursday

Aer Lingus, Air Canada, Air France, +9 more

Aer Lingus, Air Canada, +10 more

Friday

Aer Lingus, Air Canada, Air France, +10 more

Aer Lingus, Air Canada, +11 more

Saturday

Aer Lingus, Air Canada, Air France, +9 more

Aer Lingus, Air Canada, +10 more

Sunday

Aer Lingus, Air Canada, Air France, +10 more

Aer Lingus, Air Canada, +11 more

See more direct flights
See more direct flights

Book cheap flights from California to Shannon

Recent round-trip flight deals

10/10Thu
1 stopAmerican Airlines
17h 50mLAX-SNN
10/14Mon
1 stopAmerican Airlines
25h 15mSNN-LAX
$554
8/26Mon
1 stopKLM
19h 40mSFO-SNN
9/5Thu
1 stopKLM
18h 23mSNN-SFO
$556
9/24Tue
1 stopUnited Airlines
13h 15mSFO-SNN
10/1Tue
2 stopsUnited Airlines
26h 54mSNN-SFO
$560
8/13Tue
1 stopAmerican Airlines
23h 05mLAX-SNN
8/24Sat
1 stopAmerican Airlines
20h 33mSNN-LAX
$596
9/22Sun
1 stopUnited Airlines
17h 10mSFO-SNN
10/2Wed
1 stopUnited Airlines
15h 02mSNN-SFO
$606
9/26Thu
1 stopUnited Airlines
13h 15mSFO-SNN
10/1Tue
2 stopsUnited Airlines
26h 54mSNN-SFO
$610
7/6Sat
2 stopsDelta
27h 55mOAK-SNN
7/17Wed
2 stopsDelta
19h 01mSNN-OAK
$739
9/22Sun
1 stopBritish Airways
16h 40mSFO-SNN
10/1Tue
1 stopBritish Airways
28h 20mSNN-SFO
$742
9/24Tue
2 stopsBritish Airways
16h 37mSFO-SNN
9/30Mon
1 stopBritish Airways
23h 50mSNN-SFO
$746
7/5Fri
2 stopsDelta
51h 55mOAK-SNN
7/19Fri
2 stopsDelta
19h 01mSNN-OAK
$750

Search by stops

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Recent one-way flight deals

9/25Wed
2 stops
37h 20mSFO-SNN
$276
7/7Sun
1 stop
34h 45mLAX-SNN
$295
7/7Sun
2 stops
31h 30mLAX-SNN
$299
7/8Mon
2 stops
29h 15mLAX-SNN
$304
7/9Tue
1 stopKLM
20h 50mLAX-SNN
$418
7/5Fri
1 stopUnited Airlines
12h 55mLAX-SNN
$443
7/5Fri
2 stopsUnited Airlines
15h 30mSNA-SNN
$443
11/30Sat
2 stopsBritish Airways
39h 15mSFO-SNN
$487
7/12Fri
2 stopsAir Canada
28h 50mLAX-SNN
$540
11/30Sat
2 stopsBritish Airways
25h 11mOAK-SNN
$575

Search by stops

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Last minute flights from California to Shannon

Last minute flight, train and bus deals

6/11Tue
multi-stopUnited Airlines
18h 10mSFO-SNN
6/26Wed
multi-stopUnited Airlines
16h 54mSNN-SFO
$913
6/12Wed
multi-stopKLM
20h 45mSFO-SNN
6/26Wed
multi-stopKLM
28h 10mSNN-SFO
$917
6/14Fri
multi-stopLufthansa
27h 55mSFO-SNN
6/26Wed
multi-stopLufthansa
16h 54mSNN-SFO
$1,291
6/11Tue
multi-stopDelta
19h 45mSFO-SNN
6/25Tue
multi-stopDelta
20h 42mSNN-SFO
$1,523
6/11Tue
multi-stop
21h 53mSFO-SNN
6/23Sun
multi-stop
21h 40mSNN-SFO
$1,533
6/14Fri
multi-stopLufthansa
19h 30mSFO-SNN
6/26Wed
multi-stopLufthansa
16h 54mSNN-SFO
$1,552
6/11Tue
multi-stopBritish Airways
18h 27mSFO-SNN
6/28Fri
multi-stopBritish Airways
18h 47mSNN-SFO
$1,863
6/13Thu
multi-stop
19h 55mSFO-SNN
6/25Tue
multi-stop
26h 06mSNN-SFO
$1,994
6/11Tue
multi-stopBritish Airways
16h 40mSFO-SNN
6/28Fri
multi-stopBritish Airways
18h 47mSNN-SFO
$2,127
6/11Tue
multi-stopDelta
34h 50mSFO-SNN
6/27Thu
multi-stopDelta
18h 23mSNN-SFO
$2,157

Search by stops

Search by airline

Search by price