Which layover airport has the shortest travel time from San Francisco to Shannon, Clare?

Flights connecting via Chicago (ORD) have the shortest average one-way travel time: 14h 08m.

Which airport is the most popular layover for flights between San Francisco and Shannon, Clare?

Chicago (ORD) was the most common stop: 33% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport has the shortest connection time from San Francisco to Shannon, Clare?

Chicago (ORD) has the shortest average layover time for this route: 2h 32m.

What airlines fly to Shannon, Clare?

United Airlines, Delta and American Airlines are the top three most popular airlines that fly to Shannon, Clare from San Francisco according to our data. United Airlines is the first choice among our users, with 46% of people opting to fly with this airline when traveling to Shannon, Clare. Keep in mind that there are 7 different airlines that fly to Shannon, Clare on a routine basis, so you have a few additional options to choose from.

Which layover airport offers the lowest fares from San Francisco to Shannon, Clare?

Flights via New York (JFK) offer the lowest average round-trip price of $884.

What is the cheapest airline that flies from San Francisco to Shannon?

Aer Lingus, American Airlines, and British Airways are the most popular carriers operating from San Francisco to Shannon

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 many operators does momondo search for flights from San Francisco Airport to Shannon Airport?

As of November 2025, there are 5 operators available to choose from for flights from San Francisco Airport to Shannon Airport.

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

$326 Cheap Flights from San Francisco to Shannon in 2025/26

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5:30 pm - 4:45 pmSFO-SNN

15h 15m1 stop

7:50 am - 3:00 pmSNN-SFO

15h 10m1 stop

$565American Airlines

Find Deal

mar., feb. 17 - mar., mar. 3

1:50 pm - 4:45 pmSFO-SNN

18h 55m2 stops

7:50 am - 3:00 pmSNN-SFO

15h 10m1 stop

$570American Airlines

Find Deal

mar., feb. 17 - mar., mar. 3

12:31 pm - 4:45 pmSFO-SNN

20h 14m2 stops

7:50 am - 10:04 pmSNN-SFO

22h 14m2 stops

$580American Airlines

Find Deal

mar., feb. 17 - mar., mar. 3

5:30 pm - 3:45 pmSFO-SNN

14h 15m1 stop

7:50 am - 9:37 pmSNN-SFO

21h 47m2 stops

$625American Airlines

Find Deal

vie., ene. 30 - vie., feb. 6

2:36 pm - 3:45 pmSFO-SNN

17h 09m2 stops

7:50 am - 10:34 pmSNN-SFO

22h 44m2 stops

$630American Airlines

Find Deal

vie., ene. 30 - vie., feb. 6

10:37 pm - 10:15 amSFO-SNN

27h 38m2 stops

12:30 pm - 8:36 pmSNN-SFO

16h 06m1 stop

$638United Airlines

Find Deal

jue., abr. 30 - jue., may. 14

6:30 am - 10:15 amSFO-SNN

19h 45m2 stops

12:30 pm - 12:07 amSNN-SFO

19h 37m2 stops

$639United Airlines

Find Deal

jue., abr. 30 - jue., may. 14

5:30 pm - 4:45 pmSFO-SNN

15h 15m1 stop

7:50 am - 3:00 pmSNN-SFO

15h 10m1 stop

$685American Airlines

Find Deal

jue., ene. 15 - mar., ene. 20

2:36 pm - 4:45 pmSFO-SNN

18h 09m2 stops

7:50 am - 3:00 pmSNN-SFO

15h 10m1 stop

$690American Airlines

Find Deal

jue., ene. 15 - mar., ene. 20

4:35 pm - 4:10 pmSFO-SNN

15h 35m1 stop

9:15 pm - 1:50 pmSNN-SFO

24h 35m1 stop

$700American Airlines

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jue., abr. 30 - jue., may. 14

American Airlines flights from San Francisco to Shannon, Clare

Our best American Airlines deals on San Francisco to Shannon, Clare flight tickets

American Airlines

Feb 17

SFO5:30 pmSan Francisco

15h 15m

1 stop

SNN4:45 pmShannon

Mar 3

SNN7:50 amShannon

15h 10m

1 stop

SFO3:00 pmSan Francisco

$565

Find similar

American Airlines

Feb 17

SFO1:50 pmSan Francisco

18h 55m

2 stops

SNN4:45 pmShannon

Mar 3

SNN7:50 amShannon

15h 10m

1 stop

SFO3:00 pmSan Francisco

$570

Find similar

American Airlines

Feb 17

SFO12:31 pmSan Francisco

20h 14m

2 stops

SNN4:45 pmShannon

Mar 3

SNN7:50 amShannon

22h 14m

2 stops

SFO10:04 pmSan Francisco

$580

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

Apr 30

SFO6:30 amSan Francisco

19h 45m

2 stops

SNN10:15 amShannon

May 14

SNN12:30 pmShannon

19h 28m

2 stops

SFO11:58 pmSan Francisco

$638

Find similar

United Airlines

Apr 30

SFO6:30 amSan Francisco

19h 45m

2 stops

SNN10:15 amShannon

May 14

SNN12:30 pmShannon

19h 37m

2 stops

SFO12:07 amSan Francisco

$639

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momondo Fare Finder

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

mar. 2/17

5:30 pm-4:45 pm

1 stop15h 15m

Shannon

mar. 3/3

7:50 am-3:00 pm

1 stop15h 10m

$565

San FranciscoShannon

SFO - SNN

SFOSNN

San Francisco

mar. 2/17

1:50 pm-4:45 pm

2 stops18h 55m

Shannon

mar. 3/3

7:50 am-3:00 pm

1 stop15h 10m

$570

San FranciscoShannon

SFO - SNN

SFOSNN

San Francisco

mar. 2/17

12:31 pm-4:45 pm

2 stops20h 14m

Shannon

mar. 3/3

7:50 am-10:04 pm

2 stops22h 14m

$580

San FranciscoShannon

SFO - SNN

SFOSNN

San Francisco

vie. 1/30

5:30 pm-3:45 pm

1 stop14h 15m

Shannon

vie. 2/6

7:50 am-9:37 pm

2 stops21h 47m

$625

San FranciscoShannon

SFO - SNN

SFOSNN

San Francisco

vie. 1/30

2:36 pm-3:45 pm

2 stops17h 09m

Shannon

vie. 2/6

7:50 am-10:34 pm

2 stops22h 44m

$630

San FranciscoShannon

SFO - SNN

SFOSNN

San Francisco

jue. 4/30

10:37 pm-10:15 am

2 stops27h 38m

Shannon

jue. 5/14

12:30 pm-8:36 pm

1 stop16h 06m

$638

San FranciscoShannon

SFO - SNN

SFOSNN

San Francisco

jue. 4/30

6:30 am-10:15 am

2 stops19h 45m

Shannon

jue. 5/14

12:30 pm-12:07 am

2 stops19h 37m

$639

San FranciscoShannon

SFO - SNN

SFOSNN

San Francisco

jue. 1/15

5:30 pm-4:45 pm

1 stop15h 15m

Shannon

mar. 1/20

7:50 am-3:00 pm

1 stop15h 10m

$685

San FranciscoShannon

SFO - SNN

SFOSNN

San Francisco

jue. 1/15

2:36 pm-4:45 pm

2 stops18h 09m

Shannon

mar. 1/20

7:50 am-3:00 pm

1 stop15h 10m

$690

San FranciscoShannon

SFO - SNN

SFOSNN

San Francisco

jue. 4/30

4:35 pm-4:10 pm

1 stop15h 35m

Shannon

jue. 5/14

9:15 pm-1:50 pm

1 stop24h 35m

$700

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Showing 1-10 of 18 resultsSorted by cheapest first

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

Prices

Airlines

Layovers

What is the cheapest day to depart on your flight to Shannon, Clare?

The cheapest day to depart from San Francisco to Shannon, Clare is on a Monday when prices can be found for as low as $882. The most expensive day to fly to Shannon, Clare is Sunday, with ticket prices averaging around $1,144.

What is the cheapest time of day to depart on your flight to Shannon, Clare?

Our data shows that the cheapest San Francisco to Shannon, Clare flights are usually those with departure times in the afternoon. Our users have found flights to Shannon, Clare in the afternoon for as low as $921. Flights in the morning are often more expensive with an average ticket price of $984.

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 $847 when searching weeks out. 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 $754 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 round-trip 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?
Shannon is 5024.6 mi away from San Francisco. 14h 45m is a normal flight duration for this route.
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 many operators does momondo search for flights from San Francisco Airport to Shannon Airport?
As of November 2025, there are 5 operators available to choose from for flights from San Francisco Airport to Shannon Airport.
How old do you have to be to fly from San Francisco Airport 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 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 license 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.
What is the most popular airline from San Francisco to Shannon, Clare?
momondo data reveals that the most frequently booked airline on the route from San Francisco to Shannon, Clare is United Airlines, representing 64% of all bookings. The subsequent popular airlines are Delta at 17%, American Airlines at 9%, and Air France at 6%.

Best airlines flying from San Francisco to Shannon, Clare

Compare and see reviews for airlines that fly from San Francisco to Shannon, Clare with momondo

Airline	Rating	Free Cancellation	Price
American Airlines	PriceFrom $533	Free Cancellation	Rating 7.2 11,040 reviews	Search American Airlines flights
Air France	PriceFrom $578	Free Cancellation	Rating 7.4 1,495 reviews	Search Air France flights
United Airlines	PriceFrom $628	Free Cancellation	Rating 7.4 9,038 reviews	Search United Airlines flights
Delta	PriceFrom $664	Free Cancellation	Rating 7.9 7,994 reviews	Search Delta flights
British Airways	PriceFrom $771	Free Cancellation	Rating 6.7 7,535 reviews	Search British Airways flights

Limerick

Adare

Bunratty

Lahinch

Ennis

Nenagh

Why use momondo?

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

It is quick and easy to find San Francisco to Shannon flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Shannon that suits you.

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

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

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

Once you have performed a search for San Francisco to Shannon flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

If you are not ready to book a flight from San Francisco to Shannon now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Shannon and let you know when they change.

An easier way to manage your Shannon, Clare trip

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Cheap flights from San Francisco to Shannon from $459

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 2/6. 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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American Airlines flights from San Francisco to Shannon, Clare

Our best American Airlines deals on San Francisco to Shannon, Clare flight tickets

United Airlines flights from San Francisco to Shannon, Clare

Our best United Airlines deals on San Francisco to Shannon, Clare flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from San Francisco to Shannon, Clare that are best for you.

See travel insights to Shannon from

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

What is the cheapest day to depart on your flight to Shannon, Clare?

The cheapest day to depart from San Francisco to Shannon, Clare is on a Monday when prices can be found for as low as $882. The most expensive day to fly to Shannon, Clare is Sunday, with ticket prices averaging around $1,144.

What is the cheapest time of day to depart on your flight to Shannon, Clare?

Our data shows that the cheapest San Francisco to Shannon, Clare flights are usually those with departure times in the afternoon. Our users have found flights to Shannon, Clare in the afternoon for as low as $921. Flights in the morning are often more expensive with an average ticket price of $984.

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

What is the cheapest airline that flies from San Francisco to Shannon?

Aer Lingus, American Airlines, and British Airways are the most popular carriers operating from San Francisco to Shannon

What airlines fly to Shannon, Clare?

Which airport is the most popular layover for flights between San Francisco and Shannon, Clare?

Chicago (ORD) was the most common stop: 33% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport offers the lowest fares from San Francisco to Shannon, Clare?

Flights via New York (JFK) offer the lowest average round-trip price of $884.

Which layover airport has the shortest travel time from San Francisco to Shannon, Clare?

Flights connecting via Chicago (ORD) have the shortest average one-way travel time: 14h 08m.

Which layover airport has the shortest connection time from San Francisco to Shannon, Clare?

Chicago (ORD) has the shortest average layover time for this route: 2h 32m.

When to book flights from San Francisco to Shannon, Clare

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

How far is San Francisco to Shannon by plane?

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

How many operators does momondo search for flights from San Francisco Airport to Shannon Airport?

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

What documentation or ID do you need to fly to Shannon Airport?

What is the most popular airline from San Francisco to Shannon, Clare?

Best airlines flying from San Francisco to Shannon, Clare

Compare and see reviews for airlines that fly from San Francisco to Shannon, Clare with momondo

Traveling to a place near Shannon?

Why use momondo?

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

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

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

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

An easier way to manage your Shannon, Clare trip

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

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Ireland

Airports servicing Ireland