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.

€379 Cheap Flights from Shannon, Clare to San Francisco in 2026/27

Find the cheapest flights from Shannon, Clare to San Francisco

Return

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

20:05 - 14:55SNN Shannon-SFO San Francisco

26h 50m1 stop London Heathrow

17:25 - 19:25SFO San Francisco-SNN Shannon

18h 00m1 stop London Heathrow

€679British Airways

Mon, 23 Nov - Tue, 12 Jan

20:05 - 11:45SNN Shannon-SFO San Francisco

23h 40m2 stops London Heathrow Amsterdam Schiphol

16:40 - 19:25SFO San Francisco-SNN Shannon

18h 45m1 stop London Heathrow

€690Multiple Airlines

Thu, 12 Nov - Tue, 17 Nov

07:50 - 14:50SNN Shannon-SFO San Francisco

15h 00m1 stop London Heathrow

16:40 - 16:45SFO San Francisco-SNN Shannon

16h 05m1 stop London Heathrow

€726Multiple Airlines

Thu, 12 Nov - Tue, 17 Nov

19:05 - 20:10SNN Shannon-SFO San Francisco

33h 05m2 stops Krakow J. Paul II Balice Paris Beauvais-Tille

16:40 - 09:25SFO San Francisco-SNN Shannon

32h 45m1 stop London Heathrow

€732Multiple Airlines

Sat, 21 Nov - Tue, 12 Jan

07:50 - 14:50SNN Shannon-SFO San Francisco

15h 00m1 stop London Heathrow

15:10 - 21:30SFO San Francisco-SNN Shannon

22h 20m2 stops Paris Charles de Gaulle London Gatwick

€735Multiple Airlines

Thu, 26 Nov - Tue, 1 Dec

19:05 - 20:10SNN Shannon-SFO San Francisco

33h 05m2 stops Krakow J. Paul II Balice Paris Beauvais-Tille

16:40 - 19:45SFO San Francisco-SNN Shannon

19h 05m1 stop London Heathrow

€736Multiple Airlines

Sat, 21 Nov - Sun, 10 Jan

07:50 - 14:55SNN Shannon-SFO San Francisco

15h 05m1 stop London Heathrow

20:35 - 19:25SFO San Francisco-SNN Shannon

14h 50m1 stop London Heathrow

€736Multiple Airlines

Mon, 23 Nov - Mon, 30 Nov

07:50 - 09:29SNN Shannon-SFO San Francisco

33h 39m2 stops London Heathrow Vancouver Intl

14:45 - 16:45SFO San Francisco-SNN Shannon

18h 00m2 stops Vancouver Intl London Heathrow

€739Multiple Airlines

Mon, 23 Nov - Tue, 12 Jan

20:05 - 23:01SNN Shannon-SFO San Francisco

34h 56m2 stops London Heathrow Vancouver Intl

11:25 - 15:45SFO San Francisco-SNN Shannon

20h 20m2 stops Vancouver Intl London Heathrow

€740Air Canada

Mon, 23 Nov - Fri, 15 Jan

20:05 - 23:01SNN Shannon-SFO San Francisco

34h 56m2 stops London Heathrow Vancouver Intl

08:19 - 15:45SFO San Francisco-SNN Shannon

23h 26m2 stops Calgary London Heathrow

€740Air Canada

Thu, 26 Nov - Fri, 15 Jan

Cheap last-minute flights

Enter your travel dates to find the best prices.

12:30 - 21:22SNN Shannon-SFO San Francisco

16h 52m1 stop Newark

10:35 - 10:15SFO San Francisco-SNN Shannon

15h 40m2 stops San Diego Newark

€640United Airlines

Fri, 9 Oct - Fri, 16 Oct

12:30 - 21:47SNN Shannon-SFO San Francisco

17h 17m2 stops Newark Los Angeles

08:46 - 10:15SFO San Francisco-SNN Shannon

17h 29m2 stops Dallas/Fort Worth Newark

€640United Airlines

Fri, 9 Oct - Fri, 16 Oct

12:30 - 21:22SNN Shannon-SFO San Francisco

16h 52m1 stop Newark

13:05 - 10:15SFO San Francisco-SNN Shannon

13h 10m1 stop Newark

€640United Airlines

Fri, 9 Oct - Fri, 16 Oct

12:30 - 21:22SNN Shannon-SFO San Francisco

16h 52m1 stop Newark

07:00 - 10:15SFO San Francisco-SNN Shannon

19h 15m1 stop Newark

€812United Airlines

Mon, 5 Oct - Sat, 10 Oct

12:30 - 23:59SNN Shannon-SFO San Francisco

19h 29m2 stops Newark Los Angeles

11:30 - 10:15SFO San Francisco-SNN Shannon

14h 45m1 stop Newark

€817United Airlines

Mon, 5 Oct - Sat, 10 Oct

12:30 - 22:52SNN Shannon-SFO San Francisco

18h 22m2 stops Newark Los Angeles

10:35 - 10:15SFO San Francisco-SNN Shannon

15h 40m2 stops Las Vegas Harry Reid Intl Newark

€817United Airlines

Mon, 5 Oct - Sat, 10 Oct

12:30 - 22:51SNN Shannon-SFO San Francisco

18h 21m2 stops Newark Denver Intl

10:10 - 10:15SFO San Francisco-SNN Shannon

16h 05m2 stops Chicago O'Hare Intl Newark

€817United Airlines

Mon, 5 Oct - Sat, 10 Oct

12:30 - 21:22SNN Shannon-SFO San Francisco

16h 52m1 stop Newark

07:00 - 10:15SFO San Francisco-SNN Shannon

19h 15m1 stop Newark

€826United Airlines

Mon, 5 Oct - Sat, 10 Oct

12:30 - 21:14SNN Shannon-SFO San Francisco

16h 44m2 stops Newark Denver Intl

08:55 - 10:15SFO San Francisco-SNN Shannon

17h 20m2 stops Los Angeles Newark

€831United Airlines

Mon, 5 Oct - Sat, 10 Oct

12:30 - 21:22SNN Shannon-SFO San Francisco

16h 52m1 stop Newark

07:00 - 10:15SFO San Francisco-SNN Shannon

19h 15m1 stop Newark

€871Lufthansa

Mon, 5 Oct - Sat, 10 Oct

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Air Canada flights from Shannon, Clare to San Francisco

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

Air Canada

20 Nov

SNN20:05Shannon

52h 01m

2 stops

SFO16:06San Francisco

15 Jan

SFO14:45San Francisco

17h 00m

2 stops

SNN15:45Shannon

€740

Air Canada

20 Nov

SNN20:05Shannon

33h 37m

2 stops

SFO21:42San Francisco

14 Jan

SFO16:40San Francisco

39h 05m

2 stops

SNN15:45Shannon

€747

Air Canada

26 Nov

SNN20:05Shannon

33h 25m

2 stops

SFO21:30San Francisco

1 Dec

SFO14:45San Francisco

18h 00m

2 stops

SNN16:45Shannon

€778

American Airlines flights from Shannon, Clare to San Francisco

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

American Airlines

22 Nov

SNN14:40Shannon

31h 58m

1 stop

SFO14:38San Francisco

14 Jan

SFO06:08San Francisco

15h 42m

2 stops

SNN05:50Shannon

€764

American Airlines

26 Nov

SNN14:00Shannon

34h 27m

2 stops

SFO16:27San Francisco

9 Jan

SFO17:25San Francisco

15h 20m

1 stop

SNN16:45Shannon

€777

American Airlines

12 Nov

SNN14:00Shannon

17h 55m

2 stops

SFO23:55San Francisco

17 Nov

SFO05:35San Francisco

16h 15m

2 stops

SNN05:50Shannon

€808

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 Shannon - SFO San Francisco

SNNSFO

Shannon

Mon 23/11

20:05-14:55

1 stop26h 50m

San Francisco

Tue 12/1

17:25-19:25

1 stop18h 00m

€679

ShannonSan Francisco

SNN Shannon - SFO San Francisco

SNNSFO

Shannon

Thu 12/11

20:05-11:45

2 stops23h 40m

San Francisco

Tue 17/11

16:40-19:25

1 stop18h 45m

€690

ShannonSan Francisco

SNN Shannon - SFO San Francisco

SNNSFO

Shannon

Thu 12/11

07:50-14:50

1 stop15h 00m

San Francisco

Tue 17/11

16:40-16:45

1 stop16h 05m

€726

ShannonSan Francisco

SNN Shannon - SFO San Francisco

SNNSFO

Shannon

Sat 21/11

19:05-20:10

2 stops33h 05m

San Francisco

Tue 12/1

16:40-09:25

1 stop32h 45m

€732

ShannonSan Francisco

SNN Shannon - SFO San Francisco

SNNSFO

Shannon

Thu 26/11

07:50-14:50

1 stop15h 00m

San Francisco

Tue 1/12

15:10-21:30

2 stops22h 20m

€735

ShannonSan Francisco

SNN Shannon - SFO San Francisco

SNNSFO

Shannon

Sat 21/11

19:05-20:10

2 stops33h 05m

San Francisco

Sun 10/1

16:40-19:45

1 stop19h 05m

€736

Fastest return journey

ShannonSan Francisco

SNN Shannon - SFO San Francisco

SNNSFO

Shannon

Mon 23/11

07:50-14:55

1 stop15h 05m

San Francisco

Mon 30/11

20:35-19:25

1 stop14h 50m

€736

ShannonSan Francisco

SNN Shannon - SFO San Francisco

SNNSFO

Shannon

Mon 23/11

07:50-09:29

2 stops33h 39m

San Francisco

Tue 12/1

14:45-16:45

2 stops18h 00m

€739

ShannonSan Francisco

SNN Shannon - SFO San Francisco

SNNSFO

Shannon

Mon 23/11

20:05-23:01

2 stops34h 56m

San Francisco

Fri 15/1

11:25-15:45

2 stops20h 20m

€740

ShannonSan Francisco

SNN Shannon - SFO San Francisco

SNNSFO

Shannon

Thu 26/11

20:05-23:01

2 stops34h 56m

San Francisco

Fri 15/1

08:19-15:45

2 stops23h 26m

€740

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

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

Best price found	€379
Fastest flight time	15h 05m
Direct flights	None

The best one-way flight to San Francisco from Shannon, Clare in the past 72 hours is €379. The best return flight deal from Shannon, Clare to San Francisco found on momondo in the last 72 hours is €679.

The fastest flight from Shannon, Clare to San Francisco takes 15h 05m

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

Frequently asked questions about flying from Shannon, Clare to San Francisco

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 15h 05m.
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

Bodega Bay

Rohnert Park

South San Francisco

San Bruno

Berkeley

Aptos

Menlo Park

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.