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Cheap flights from San Francisco to Shannon from €285

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 Francisco to Shannon departing on 12/4. 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 San Francisco to Shannon

Cheap return flights

Enter your travel dates to find the best prices.
American Airlines Logo
15:30 - 16:45SFO-SNN
17h 15m2 stops
American Airlines Logo
07:50 - 15:00SNN-SFO
15h 10m1 stop
€468American Airlines
Find Deal
Mon, 1 Dec - Tue, 9 Dec
American Airlines Logo
15:30 - 16:45SFO-SNN
17h 15m2 stops
American Airlines Logo
07:50 - 20:56SNN-SFO
21h 06m2 stops
€477American Airlines
Find Deal
Mon, 1 Dec - Tue, 9 Dec
American Airlines Logo
17:30 - 16:45SFO-SNN
15h 15m1 stop
American Airlines Logo
07:50 - 15:00SNN-SFO
15h 10m1 stop
€536American Airlines
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Mon, 1 Dec - Tue, 9 Dec
United Airlines Logo
12:55 - 10:15SFO-SNN
13h 20m1 stop
United Airlines Logo
12:30 - 20:36SNN-SFO
16h 06m1 stop
€547United Airlines
Find Deal
Thu, 30 Apr - Thu, 14 May
United Airlines Logo
06:30 - 10:15SFO-SNN
19h 45m2 stops
United Airlines Logo
12:30 - 23:04SNN-SFO
18h 34m2 stops
€551United Airlines
Find Deal
Thu, 30 Apr - Thu, 14 May
American Airlines Logo
09:00 - 11:30SFO-SNN
18h 30m2 stops
American Airlines Logo
07:50 - 20:25SNN-SFO
20h 35m2 stops
€612American Airlines
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Sun, 14 Dec - Thu, 8 Jan
British Airways Logo
17:30 - 19:25SFO-SNN
17h 55m1 stop
British Airways Logo
07:50 - 15:00SNN-SFO
15h 10m1 stop
€638British Airways
Find Deal
Wed, 31 Dec - Fri, 23 Jan
British Airways Logo
07:00 - 16:45SFO-SNN
25h 45m2 stops
British Airways Logo
07:50 - 15:00SNN-SFO
15h 10m1 stop
€641British Airways
Find Deal
Wed, 31 Dec - Fri, 23 Jan
British Airways Logo
06:00 - 11:30SFO-SNN
21h 30m2 stops
British Airways Logo
07:50 - 19:43SNN-SFO
19h 53m2 stops
€650British Airways
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Wed, 31 Dec - Fri, 23 Jan
British Airways Logo
20:40 - 19:25SFO-SNN
14h 45m1 stop
British Airways Logo
07:50 - 18:30SNN-SFO
18h 40m2 stops
€667British Airways
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Thu, 1 Jan - Fri, 23 Jan

American Airlines flights from San Francisco to Shannon, Clare

Our best American Airlines deals on San Francisco to Shannon, Clare flight tickets
American Airlines
1 Dec
SFO15:30San Francisco
17h 15m
2 stops
SNN16:45Shannon
9 Dec
SNN07:50Shannon
15h 10m
1 stop
SFO15:00San Francisco
€468
Find similar
American Airlines
1 Dec
SFO15:30San Francisco
17h 15m
2 stops
SNN16:45Shannon
9 Dec
SNN07:50Shannon
21h 06m
2 stops
SFO20:56San Francisco
€477
Find similar
American Airlines
1 Dec
SFO17:30San Francisco
15h 15m
1 stop
SNN16:45Shannon
9 Dec
SNN07:50Shannon
15h 10m
1 stop
SFO15:00San Francisco
€536
Find similar

United Airlines flights from San Francisco to Shannon, Clare

Our best United Airlines deals on San Francisco to Shannon, Clare flight tickets
United Airlines
30 Apr
SFO12:55San Francisco
13h 20m
1 stop
SNN10:15Shannon
14 May
SNN12:30Shannon
16h 06m
1 stop
SFO20:36San Francisco
€547
Find similar
United Airlines
30 Apr
SFO12:55San Francisco
13h 20m
1 stop
SNN10:15Shannon
14 May
SNN12:30Shannon
17h 04m
2 stops
SFO21:34San Francisco
€551
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momondo Fare Finder

 
Customise your flight search to find flights from San Francisco 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 17 November 2025.
Use the filters below to find and compare flights from San Francisco to Shannon, Clare that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San FranciscoShannon

SFO - SNN

SFOSNN

San Francisco

Mon 1/12

15:30-16:45

2 stops17h 15m

Shannon

Tue 9/12

07:50-15:00

1 stop15h 10m

€468

San FranciscoShannon

SFO - SNN

SFOSNN

San Francisco

Mon 1/12

15:30-16:45

2 stops17h 15m

Shannon

Tue 9/12

07:50-20:56

2 stops21h 06m

€477

San FranciscoShannon

SFO - SNN

SFOSNN

San Francisco

Mon 1/12

17:30-16:45

1 stop15h 15m

Shannon

Tue 9/12

07:50-15:00

1 stop15h 10m

€536

San FranciscoShannon

SFO - SNN

SFOSNN

San Francisco

Thu 30/4

12:55-10:15

1 stop13h 20m

Shannon

Thu 14/5

12:30-20:36

1 stop16h 06m

€547

San FranciscoShannon

SFO - SNN

SFOSNN

San Francisco

Thu 30/4

06:30-10:15

2 stops19h 45m

Shannon

Thu 14/5

12:30-23:04

2 stops18h 34m

€551

San FranciscoShannon

SFO - SNN

SFOSNN

San Francisco

Sun 14/12

09:00-11:30

2 stops18h 30m

Shannon

Thu 8/1

07:50-20:25

2 stops20h 35m

€612

San FranciscoShannon

SFO - SNN

SFOSNN

San Francisco

Wed 31/12

17:30-19:25

1 stop17h 55m

Shannon

Fri 23/1

07:50-15:00

1 stop15h 10m

€638

San FranciscoShannon

SFO - SNN

SFOSNN

San Francisco

Wed 31/12

07:00-16:45

2 stops25h 45m

Shannon

Fri 23/1

07:50-15:00

1 stop15h 10m

€641

San FranciscoShannon

SFO - SNN

SFOSNN

San Francisco

Wed 31/12

06:00-11:30

2 stops21h 30m

Shannon

Fri 23/1

07:50-19:43

2 stops19h 53m

€650

San FranciscoShannon

SFO - SNN

SFOSNN

San Francisco

Thu 1/1

20:40-19:25

1 stop14h 45m

Shannon

Fri 23/1

07:50-18:30

2 stops18h 40m

€667

Flights are sorted by cheapest return flights first.

Showing 1-10 of 17 resultsSorted by cheapest first
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How to get the cheapest flight ticket from San Francisco 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

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

You are more likely to see cheaper flights to Shannon, Clare from San Francisco when booking weeks ahead of your departure date. In general, you can expect to find flights to Shannon, Clare for around €730 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 San Francisco for as low as €650 on momondo.

When to book flights from San Francisco to Shannon, Clare

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

Cheap San Francisco to Shannon, Clare (SFO to SNN) flight deals and tips

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

Direct flights

None
There are no direct flights from San Francisco to Shannon, Clare. There are no popular flight routes from San Francisco to Shannon, Clare.
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  • How far is San Francisco to Shannon by plane?

    San Francisco and Shannon are 8086.3 km apart from one another. In terms of flight time, this usually takes a little over 13h 20m.

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

    Prices for flights from San Francisco Airport to Shannon Airport were last updated today.

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from San Francisco to Shannon . Millions of users trust and use momondo every year so you are in good hands.

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

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

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

momondo helps you find the best flight between San Francisco and Shannon by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Price alerts on flights to Shannon from San Francisco are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Shannon, Clare trip

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