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

Air Canada, KLM, and British Airways are the most popular carriers operating from San Francisco to Shannon

What airlines fly to Shannon, Clare?

United Airlines, American Airlines and Delta 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 47% 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.

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 July 2025, there are 6 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.

$383 Cheap Flights from San Francisco to Shannon in 2025

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Find the cheapest flights from San Francisco to Shannon

Round-trip

One-way

Last minute

Cheap round-trip flights

6:10 am - 7:30 amSFO-SNN

17h 20m1 stop

9:30 am - 5:07 pmSNN-SFO

15h 37m1 stop

$477United Airlines

Find Deal

dom., ago. 3 - mar., ago. 19

1:00 pm - 11:10 amSFO-SNN

14h 10m1 stop

1:05 pm - 11:47 pmSNN-SFO

18h 42m1 stop

$487Delta

Find Deal

dom., jul. 20 - jue., ago. 21

5:35 am - 11:10 amSFO-SNN

21h 35m2 stops

1:05 pm - 12:35 amSNN-SFO

19h 30m2 stops

$492Delta

Find Deal

lun., jul. 21 - vie., ago. 22

5:00 am - 7:30 amSFO-SNN

18h 30m1 stop

9:30 am - 3:30 pmSNN-SFO

14h 00m1 stop

$537United Airlines

Find Deal

jue., jul. 24 - vie., ago. 22

7:20 pm - 8:35 pmSFO-SNN

17h 15m1 stop

9:15 pm - 1:50 pmSNN-SFO

24h 35m1 stop

$589American Airlines

Find Deal

mar., jul. 29 - mié., ago. 27

6:10 am - 7:30 amSFO-SNN

17h 20m1 stop

9:30 am - 3:33 pmSNN-SFO

14h 03m1 stop

$591United Airlines

Find Deal

mié., jul. 23 - sáb., ago. 16

1:00 pm - 11:10 amSFO-SNN

14h 10m1 stop

1:05 pm - 8:53 pmSNN-SFO

15h 48m1 stop

$592Delta

Find Deal

dom., jul. 20 - mar., ago. 12

9:12 am - 11:20 amSFO-SNN

18h 08m2 stops

7:40 am - 5:25 pmSNN-SFO

17h 45m1 stop

$594American Airlines

Find Deal

dom., ago. 24 - lun., sep. 8

1:00 pm - 11:10 amSFO-SNN

14h 10m1 stop

1:05 pm - 11:47 pmSNN-SFO

18h 42m1 stop

$690Air France

Find Deal

vie., ago. 22 - vie., ago. 29

1:00 pm - 11:10 amSFO-SNN

14h 10m1 stop

1:05 pm - 12:11 pmSNN-SFO

31h 06m2 stops

$766Air France

Find Deal

vie., ago. 22 - vie., ago. 29

Air France flights from San Francisco to Shannon, Clare

Our best Air France deals on San Francisco to Shannon, Clare flight tickets

Air France

Aug 22

SFO1:00 pmSan Francisco

14h 10m

1 stop

SNN11:10 amShannon

Aug 29

SNN1:05 pmShannon

18h 42m

1 stop

SFO11:47 pmSan Francisco

$690

Find similar

Air France

Aug 22

SFO1:00 pmSan Francisco

14h 10m

1 stop

SNN11:10 amShannon

Aug 29

SNN1:05 pmShannon

31h 06m

2 stops

SFO12:11 pmSan Francisco

$766

Find similar

Air France

Jul 25

SFO11:30 amSan Francisco

15h 40m

1 stop

SNN11:10 amShannon

Jul 31

SNN1:05 pmShannon

15h 48m

1 stop

SFO8:53 pmSan Francisco

$781

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

Aug 3

SFO6:10 amSan Francisco

17h 20m

1 stop

SNN7:30 amShannon

Aug 19

SNN9:30 amShannon

15h 37m

1 stop

SFO5:07 pmSan Francisco

$477

Find similar

United Airlines

Jul 24

SFO5:00 amSan Francisco

18h 30m

1 stop

SNN7:30 amShannon

Aug 22

SNN9:30 amShannon

14h 00m

1 stop

SFO3:30 pmSan Francisco

$537

Find similar

United Airlines

Jul 23

SFO6:10 amSan Francisco

17h 20m

1 stop

SNN7:30 amShannon

Aug 16

SNN9:30 amShannon

14h 03m

1 stop

SFO3:33 pmSan Francisco

$591

Find similar

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

What is the cheapest month to fly to Shannon, Clare?

In general, October is the cheapest month to fly from San Francisco to Shannon, Clare. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $711. If you are unable to visit Shannon, Clare during the month of October, then departing from San Francisco during the month January is also very affordable. Most momondo users find prices during this month for around $731.

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 $935 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 $776 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

Best Price Found	$383
Fastest flight time	13h 10m
Direct flights	None
Airports in Shannon, Clare	1 airport

The best one-way flight to Shannon, Clare from San Francisco in the past 72 hours is $383. The best round-trip flight deal from San Francisco to Shannon, Clare found on momondo in the last 72 hours is $477.

The fastest flight from San Francisco to Shannon, Clare takes 13h 10m

There are no direct flights from San Francisco to Shannon, Clare. Popular non-direct route for this connection is San Francisco Airport - Shannon Airport.

There is 1 airport near Shannon, Clare: Shannon (SNN)

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How far is San Francisco to Shannon by plane?
Shannon is 5024.6 mi away from San Francisco. 13h 10m 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 July 2025, there are 6 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 58% of all bookings. The subsequent popular airlines are Delta at 14%, American Airlines at 13%, and British Airways 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
Air France	PriceFrom $578	Free Cancellation	Rating 7.5 1,467 reviews	Search Air France flights
American Airlines	PriceFrom $592	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights
Delta	PriceFrom $664	Free Cancellation	Rating 8.0 7,952 reviews	Search Delta flights
United Airlines	PriceFrom $670	Free Cancellation	Rating 7.4 8,846 reviews	Search United Airlines flights
Aer Lingus	PriceFrom $727	Free Cancellation	Rating 7.1 1,152 reviews	Search Aer Lingus flights
British Airways	PriceFrom $793	Free Cancellation	Rating 6.6 7,109 reviews	Search British Airways flights

Limerick

Ennis

Adare

Bunratty

Lahinch

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 $383

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 7/16. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

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Find the cheapest flights from San Francisco to Shannon

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Air France flights from San Francisco to Shannon, Clare

Our best Air France 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

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 month to fly to Shannon, Clare?

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?

Air Canada, KLM, and British Airways are the most popular carriers operating from San Francisco to Shannon

What airlines fly to Shannon, Clare?

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

Best Price Found

Fastest flight time

Direct flights

Airports in Shannon, Clare

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