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Cheap flights from Shannon, Clare to San Francisco from $413

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 Francisco departing on 11/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Shannon, Clare to San Francisco

Cheap round-trip flights

United Airlines Logo
12:30 pm - 11:59 pmSNN-SFO
19h 29m2 stops
United Airlines Logo
10:35 am - 10:15 amSFO-SNN
15h 40m1 stop
$601United Airlines
Find Deal
Thu, Oct 2 - Tue, Oct 7
American Airlines Logo
7:50 am - 3:00 pmSNN-SFO
15h 10m1 stop
American Airlines Logo
1:25 pm - 4:45 pmSFO-SNN
20h 20m2 stops
$732American Airlines
Find Deal
Thu, Mar 5 - Mon, Mar 9
American Airlines Logo
7:50 am - 3:00 pmSNN-SFO
15h 10m1 stop
American Airlines Logo
6:30 pm - 4:45 pmSFO-SNN
15h 15m1 stop
$733American Airlines
Find Deal
Thu, Mar 5 - Mon, Mar 9
American Airlines Logo
7:50 am - 9:00 pmSNN-SFO
21h 10m2 stops
American Airlines Logo
1:33 pm - 4:45 pmSFO-SNN
20h 12m2 stops
$737American Airlines
Find Deal
Thu, Mar 5 - Mon, Mar 9
Aer Lingus Logo
8:05 pm - 3:35 pmSNN-SFO
27h 30m2 stops
Aer Lingus Logo
10:19 am - 7:25 pmSFO-SNN
25h 06m2 stops
$738Aer Lingus
Find Deal
Tue, Nov 11 - Thu, Nov 20
British Airways Logo
7:50 am - 8:42 pmSNN-SFO
19h 52m2 stops
British Airways Logo
5:00 pm - 4:45 pmSFO-SNN
15h 45m2 stops
$740British Airways
Find Deal
Sat, Nov 1 - Sat, Nov 8
British Airways Logo
8:05 pm - 8:28 pmSNN-SFO
31h 23m2 stops
British Airways Logo
3:30 pm - 3:45 pmSFO-SNN
16h 15m2 stops
$745British Airways
Find Deal
Fri, Oct 31 - Fri, Nov 7
Multiple Airlines Logo
7:50 am - 3:40 pmSNN-SFO
14h 50m1 stop
Multiple Airlines Logo
4:30 pm - 3:45 pmSFO-SNN
15h 15m1 stop
$750Multiple Airlines
Find Deal
Fri, Oct 31 - Fri, Nov 7
Multiple Airlines Logo
5:30 pm - 12:50 pmSNN-SFO
26h 20m2 stops
Multiple Airlines Logo
4:30 pm - 3:45 pmSFO-SNN
15h 15m1 stop
$762Multiple Airlines
Find Deal
Fri, Oct 31 - Fri, Nov 7
Aer Lingus Logo
7:50 am - 3:00 pmSNN-SFO
15h 10m1 stop
Aer Lingus Logo
8:40 pm - 11:30 amSFO-SNN
30h 50m1 stop
$803Aer Lingus
Find Deal
Sat, Dec 27 - Sat, Jan 17

United Airlines flights from Shannon, Clare to San Francisco

Our best United Airlines deals on Shannon, Clare to San Francisco flight tickets
United Airlines
Oct 2
SNN12:30 pmShannon
19h 29m
2 stops
SFO11:59 pmSan Francisco
Oct 7
SFO10:35 amSan Francisco
15h 40m
1 stop
SNN10:15 amShannon
$601
Find similar
United Airlines
Sep 26
SNN12:30 pmShannon
20h 25m
2 stops
SFO12:55 amSan Francisco
Sep 30
SFO11:11 amSan Francisco
15h 04m
2 stops
SNN10:15 amShannon
$604
Find similar
United Airlines
Sep 20
SNN9:30 amShannon
15h 38m
1 stop
SFO5:08 pmSan Francisco
Sep 28
SFO9:00 amSan Francisco
17h 15m
2 stops
SNN10:15 amShannon
$833
Find similar

American Airlines flights from Shannon, Clare to San Francisco

Our best American Airlines deals on Shannon, Clare to San Francisco flight tickets
American Airlines
Mar 5
SNN7:50 amShannon
15h 10m
1 stop
SFO3:00 pmSan Francisco
Mar 9
SFO1:25 pmSan Francisco
20h 20m
2 stops
SNN4:45 pmShannon
$732
Find similar
American Airlines
Mar 5
SNN7:50 amShannon
15h 10m
1 stop
SFO3:00 pmSan Francisco
Mar 9
SFO6:30 pmSan Francisco
15h 15m
1 stop
SNN4:45 pmShannon
$733
Find similar
American Airlines
Mar 5
SNN7:50 amShannon
21h 10m
2 stops
SFO9:00 pmSan Francisco
Mar 9
SFO1:33 pmSan Francisco
20h 12m
2 stops
SNN4:45 pmShannon
$737
Find similar

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

ShannonSan Francisco

SNN - SFO

SNNSFO

Shannon

Thu 10/2

12:30 pm-11:59 pm

2 stops19h 29m

San Francisco

Tue 10/7

10:35 am-10:15 am

1 stop15h 40m

$601

ShannonSan Francisco

SNN - SFO

SNNSFO

Shannon

Thu 3/5

7:50 am-3:00 pm

1 stop15h 10m

San Francisco

Mon 3/9

1:25 pm-4:45 pm

2 stops20h 20m

$732

ShannonSan Francisco

SNN - SFO

SNNSFO

Shannon

Thu 3/5

7:50 am-3:00 pm

1 stop15h 10m

San Francisco

Mon 3/9

6:30 pm-4:45 pm

1 stop15h 15m

$733

ShannonSan Francisco

SNN - SFO

SNNSFO

Shannon

Thu 3/5

7:50 am-9:00 pm

2 stops21h 10m

San Francisco

Mon 3/9

1:33 pm-4:45 pm

2 stops20h 12m

$737

ShannonSan Francisco

SNN - SFO

SNNSFO

Shannon

Tue 11/11

8:05 pm-3:35 pm

2 stops27h 30m

San Francisco

Thu 11/20

10:19 am-7:25 pm

2 stops25h 06m

$738

ShannonSan Francisco

SNN - SFO

SNNSFO

Shannon

Sat 11/1

7:50 am-8:42 pm

2 stops19h 52m

San Francisco

Sat 11/8

5:00 pm-4:45 pm

2 stops15h 45m

$740

ShannonSan Francisco

SNN - SFO

SNNSFO

Shannon

Fri 10/31

8:05 pm-8:28 pm

2 stops31h 23m

San Francisco

Fri 11/7

3:30 pm-3:45 pm

2 stops16h 15m

$745

ShannonSan Francisco

SNN - SFO

SNNSFO

Shannon

Fri 10/31

7:50 am-3:40 pm

1 stop14h 50m

San Francisco

Fri 11/7

4:30 pm-3:45 pm

1 stop15h 15m

$750

ShannonSan Francisco

SNN - SFO

SNNSFO

Shannon

Fri 10/31

5:30 pm-12:50 pm

2 stops26h 20m

San Francisco

Fri 11/7

4:30 pm-3:45 pm

1 stop15h 15m

$762

ShannonSan Francisco

SNN - SFO

SNNSFO

Shannon

Sat 12/27

7:50 am-3:00 pm

1 stop15h 10m

San Francisco

Sat 1/17

8:40 pm-11:30 am

1 stop30h 50m

$803

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 17 resultsSorted by cheapest first
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See travel insights to San Francisco from

How to get the cheapest flight ticket from Shannon, Clare to San Francisco

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 day to depart on your flight to San Francisco?

The cheapest day to depart from Shannon, Clare to San Francisco is on a Monday when prices can be found for as low as $765. The most expensive day to fly to San Francisco is Friday, with ticket prices averaging around $786.

What is the cheapest time of day to depart on your flight to San Francisco?

Our data shows that the cheapest Shannon, Clare to San Francisco flights are usually those with departure times in the morning. Our users have found flights to San Francisco in the morning for as low as $780. Flights in the evening are often more expensive with an average ticket price of $834.

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

You could potentially save up to 43% on your flight if you consider stops on a Shannon, Clare to San Francisco flight.

When to book flights from Shannon, Clare to San Francisco

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

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

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

Direct flights

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

    The distance between Shannon and San Francisco is about 5024.6 mi. By plane, this route typically takes 14h 50m.

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

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

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

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

    The required travel and health documents for your San Francisco 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 Francisco Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Traveling to a place near San Francisco?

Book flights to San Francisco if you plan to visit one of these locations
Santa Cruz
Carmel-by-the-Sea
Modesto
Sonoma
Calistoga
Bodega Bay
Roseville
Hayward
Big Sur
Santa Clara
Daly City
Fremont
Berkeley
Half Moon Bay
Walnut Creek
Vallejo
Redwood City
Salinas
South San Francisco
Fairfield

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Shannon to San Francisco for you.

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

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

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

Once all potential Shannon to San Francisco 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 Francisco right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to San Francisco from Shannon. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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