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

Flights via London (LHR) offer the lowest average return price of €713.

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

London (LHR) was the most common stop: 57% of momondo users choosing one-stop flights on this route connected there.

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

Chicago (ORD) has the shortest average stopover time for this route: 0h 59m.

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

Flights connecting via Chicago (ORD) have the shortest average one-way travel time: 14h 03m.

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 were last updated today.

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 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 Shannon Airport to San Francisco Airport.

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

The travel and health documents required for your trip to San Francisco Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at San Francisco Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

€329 Cheap Flights from Shannon to San Francisco in 2026

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Find the cheapest flights from Shannon, Clare to San Francisco

Round-trip

One-way

Cheap return flights

Enter your travel dates to find the best prices.

21:15 - 13:50

SNN

SFO

24h 35m

1 stop

19:30 - 11:20

SFO

SNN

31h 50m

1 stop

€668British Airways

Mon, 18 May - Mon, 25 May

21:15 - 13:50

SNN

SFO

24h 35m

1 stop

19:30 - 11:20

SFO

SNN

31h 50m

1 stop

€668British Airways

Mon, 18 May - Sun, 24 May

07:30 - 19:20

SNN

SFO

19h 50m

2 stops

13:35 - 20:35

SFO

SNN

23h 00m

2 stops

€673British Airways

Mon, 18 May - Mon, 25 May

14:30 - 00:29

SNN

SFO

17h 59m

1 stop

06:01 - 05:25

SFO

SNN

15h 24m

2 stops

€675Multiple Airlines

Mon, 18 May - Mon, 25 May

14:30 - 00:29

SNN

SFO

17h 59m

1 stop

19:30 - 11:20

SFO

SNN

31h 50m

1 stop

€677Multiple Airlines

Mon, 18 May - Mon, 25 May

14:30 - 00:29

SNN

SFO

17h 59m

1 stop

13:35 - 16:10

SFO

SNN

18h 35m

2 stops

€678Multiple Airlines

Mon, 18 May - Sun, 24 May

14:30 - 00:29

SNN

SFO

17h 59m

1 stop

06:01 - 05:25

SFO

SNN

15h 24m

2 stops

€685American Airlines

Mon, 18 May - Mon, 25 May

07:30 - 19:20

SNN

SFO

19h 50m

2 stops

06:01 - 05:25

SFO

SNN

15h 24m

2 stops

€691British Airways

Mon, 18 May - Mon, 25 May

14:30 - 00:29

SNN

SFO

17h 59m

1 stop

08:15 - 10:25

SFO

SNN

18h 10m

2 stops

€694American Airlines

Fri, 15 May - Tue, 26 May

14:30 - 00:29

SNN

SFO

17h 59m

1 stop

10:17 - 10:25

SFO

SNN

16h 08m

2 stops

€698American Airlines

Fri, 15 May - Tue, 26 May

United Airlines flights from Shannon, Clare to San Francisco

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

United Airlines

15 May

SNN12:30Shannon

17h 04m

2 stops

SFO21:34San Francisco

26 May

SFO05:00San Francisco

21h 15m

2 stops

SNN10:15Shannon

€722

United Airlines

3 Sept

SNN09:30Shannon

17h 34m

2 stops

SFO19:04San Francisco

7 Sept

SFO06:15San Francisco

17h 15m

2 stops

SNN07:30Shannon

€725

United Airlines

4 Apr

SNN12:30Shannon

14h 48m

1 stop

SFO19:18San Francisco

8 Apr

SFO08:15San Francisco

18h 00m

2 stops

SNN10:15Shannon

€726

American Airlines flights from Shannon, Clare to San Francisco

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

American Airlines

18 May

SNN14:30Shannon

17h 59m

1 stop

SFO00:29San Francisco

25 May

SFO06:01San Francisco

15h 24m

2 stops

SNN05:25Shannon

€685

American Airlines

15 May

SNN14:30Shannon

17h 59m

1 stop

SFO00:29San Francisco

26 May

SFO08:15San Francisco

18h 10m

2 stops

SNN10:25Shannon

€694

American Airlines

15 May

SNN14:30Shannon

17h 59m

1 stop

SFO00:29San Francisco

26 May

SFO10:17San Francisco

16h 08m

2 stops

SNN10:25Shannon

€698

momondo Fare Finder

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

Cheapest return flight

ShannonSan Francisco

SNN - SFO

SNNSFO

Shannon

Mon 18/5

21:15-13:50

1 stop24h 35m

San Francisco

Mon 25/5

19:30-11:20

1 stop31h 50m

€668

ShannonSan Francisco

SNN - SFO

SNNSFO

Shannon

Mon 18/5

21:15-13:50

1 stop24h 35m

San Francisco

Sun 24/5

19:30-11:20

1 stop31h 50m

€668

ShannonSan Francisco

SNN - SFO

SNNSFO

Shannon

Mon 18/5

07:30-19:20

2 stops19h 50m

San Francisco

Mon 25/5

13:35-20:35

2 stops23h 00m

€673

Fastest return journey

ShannonSan Francisco

SNN - SFO

SNNSFO

Shannon

Mon 18/5

14:30-00:29

1 stop17h 59m

San Francisco

Mon 25/5

06:01-05:25

2 stops15h 24m

€675

ShannonSan Francisco

SNN - SFO

SNNSFO

Shannon

Mon 18/5

14:30-00:29

1 stop17h 59m

San Francisco

Mon 25/5

19:30-11:20

1 stop31h 50m

€677

ShannonSan Francisco

SNN - SFO

SNNSFO

Shannon

Mon 18/5

14:30-00:29

1 stop17h 59m

San Francisco

Sun 24/5

13:35-16:10

2 stops18h 35m

€678

ShannonSan Francisco

SNN - SFO

SNNSFO

Shannon

Mon 18/5

14:30-00:29

1 stop17h 59m

San Francisco

Mon 25/5

06:01-05:25

2 stops15h 24m

€685

ShannonSan Francisco

SNN - SFO

SNNSFO

Shannon

Mon 18/5

07:30-19:20

2 stops19h 50m

San Francisco

Mon 25/5

06:01-05:25

2 stops15h 24m

€691

ShannonSan Francisco

SNN - SFO

SNNSFO

Shannon

Fri 15/5

14:30-00:29

1 stop17h 59m

San Francisco

Tue 26/5

08:15-10:25

2 stops18h 10m

€694

ShannonSan Francisco

SNN - SFO

SNNSFO

Shannon

Fri 15/5

14:30-00:29

1 stop17h 59m

San Francisco

Tue 26/5

10:17-10:25

2 stops16h 08m

€698

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Airlines

Stopovers

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

Aer Lingus is the most popular carrier operating from Shannon to San Francisco

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 return 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

Fastest flight time	16h 06m
Direct flights	None

The fastest flight from Shannon, Clare to San Francisco takes 16h 06m

There are no direct flights from Shannon, Clare to San Francisco. There are no popular flight routes from Shannon, Clare to San Francisco.

Search flight deals

How far is Shannon to San Francisco by plane?
There are 8086.7 km between Shannon and San Francisco. In terms of flight time, this usually takes a little over 16h 06m.
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 were last updated today.
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 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 Shannon Airport to San Francisco Airport.
What documentation or ID do you need to fly to San Francisco Airport?
The travel and health documents required for your trip to San Francisco Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at San Francisco Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Santa Cruz

Millbrae

Mountain View

Walnut Creek

Alameda

Menlo Park

Berkeley

Why use momondo?

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

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

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

momondo does allow users to show only those flights to San Francisco from Shannon which offer a flexible booking policy as well as other useful filters and features.

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

momondo provides multiple filters to help you find the best flight to San Francisco from Shannon. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

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