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

British Airways is the most popular carrier operating from Shannon to San Francisco

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.

€374 Cheap Flights from Shannon, Clare to San Francisco in 2026/27

Find the cheapest flights from Shannon, Clare to San Francisco

Return

One-way

Cheap return flights

Enter your travel dates to find the best prices.

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

15h 05m1 stop London Heathrow

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

18h 00m1 stop London Heathrow

€650British Airways

Wed, 10 Feb - Mon, 15 Feb

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

15h 05m1 stop London Heathrow

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

18h 00m1 stop London Heathrow

€650British Airways

Wed, 10 Feb - Tue, 16 Feb

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

15h 05m1 stop London Heathrow

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

18h 00m1 stop London Heathrow

€652British Airways

Wed, 10 Feb - Mon, 15 Feb

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

15h 05m1 stop London Heathrow

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

18h 00m1 stop London Heathrow

€652British Airways

Wed, 10 Feb - Sun, 14 Feb

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

15h 05m1 stop London Heathrow

17:25 - 16:45SFO San Francisco-SNN Shannon

15h 20m1 stop London Heathrow

€665Multiple Airlines

Wed, 10 Feb - Tue, 16 Feb

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

15h 05m1 stop London Heathrow

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

18h 00m1 stop London Heathrow

€667British Airways

Wed, 10 Feb - Tue, 16 Feb

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

15h 05m1 stop London Heathrow

17:25 - 16:45SFO San Francisco-SNN Shannon

15h 20m1 stop London Heathrow

€668Multiple Airlines

Wed, 10 Feb - Tue, 16 Feb

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

15h 05m1 stop London Heathrow

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

18h 00m1 stop London Heathrow

€670British Airways

Wed, 10 Feb - Tue, 16 Feb

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

15h 05m1 stop London Heathrow

17:25 - 16:45SFO San Francisco-SNN Shannon

15h 20m1 stop London Heathrow

€715British Airways

Wed, 2 Dec - Tue, 8 Dec

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

€716British Airways

Fri, 4 Dec - Sun, 6 Dec

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American Airlines flights from Shannon, Clare to San Francisco

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

American Airlines

13 Jan

SNN14:00Shannon

29h 14m

2 stops

SFO11:14San Francisco

17 Jan

SFO06:08San Francisco

15h 42m

2 stops

SNN05:50Shannon

€768

American Airlines

13 Jan

SNN14:00Shannon

29h 14m

2 stops

SFO11:14San Francisco

17 Jan

SFO06:08San Francisco

15h 42m

2 stops

SNN05:50Shannon

€773

American Airlines

10 Feb

SNN14:00Shannon

17h 53m

2 stops

SFO23:53San Francisco

16 Feb

SFO06:08San Francisco

15h 42m

2 stops

SNN05:50Shannon

€780

British Airways flights from Shannon, Clare to San Francisco

Our best British Airways deals on Shannon, Clare to San Francisco flight tickets

British Airways

10 Feb

SNN07:50Shannon

15h 05m

1 stop

SFO14:55San Francisco

16 Feb

SFO17:25San Francisco

18h 00m

1 stop

SNN19:25Shannon

€650

British Airways

10 Feb

SNN07:50Shannon

15h 05m

1 stop

SFO14:55San Francisco

15 Feb

SFO17:25San Francisco

18h 00m

1 stop

SNN19:25Shannon

€652

British Airways

10 Feb

SNN07:50Shannon

15h 05m

1 stop

SFO14:55San Francisco

16 Feb

SFO17:25San Francisco

18h 00m

1 stop

SNN19:25Shannon

€667

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

Wed 10/2

07:50-14:55

1 stop15h 05m

San Francisco

Mon 15/2

17:25-19:25

1 stop18h 00m

€650

ShannonSan Francisco

SNN Shannon - SFO San Francisco

SNNSFO

Shannon

Wed 10/2

07:50-14:55

1 stop15h 05m

San Francisco

Tue 16/2

17:25-19:25

1 stop18h 00m

€650

ShannonSan Francisco

SNN Shannon - SFO San Francisco

SNNSFO

Shannon

Wed 10/2

07:50-14:55

1 stop15h 05m

San Francisco

Mon 15/2

17:25-19:25

1 stop18h 00m

€652

ShannonSan Francisco

SNN Shannon - SFO San Francisco

SNNSFO

Shannon

Wed 10/2

07:50-14:55

1 stop15h 05m

San Francisco

Sun 14/2

17:25-19:25

1 stop18h 00m

€652

Fastest return journey

ShannonSan Francisco

SNN Shannon - SFO San Francisco

SNNSFO

Shannon

Wed 10/2

07:50-14:55

1 stop15h 05m

San Francisco

Tue 16/2

17:25-16:45

1 stop15h 20m

€665

ShannonSan Francisco

SNN Shannon - SFO San Francisco

SNNSFO

Shannon

Wed 10/2

07:50-14:55

1 stop15h 05m

San Francisco

Tue 16/2

17:25-19:25

1 stop18h 00m

€667

ShannonSan Francisco

SNN Shannon - SFO San Francisco

SNNSFO

Shannon

Wed 10/2

07:50-14:55

1 stop15h 05m

San Francisco

Tue 16/2

17:25-16:45

1 stop15h 20m

€668

ShannonSan Francisco

SNN Shannon - SFO San Francisco

SNNSFO

Shannon

Wed 10/2

07:50-14:55

1 stop15h 05m

San Francisco

Tue 16/2

17:25-19:25

1 stop18h 00m

€670

ShannonSan Francisco

SNN Shannon - SFO San Francisco

SNNSFO

Shannon

Wed 2/12

07:50-14:55

1 stop15h 05m

San Francisco

Tue 8/12

17:25-16:45

1 stop15h 20m

€715

ShannonSan Francisco

SNN Shannon - SFO San Francisco

SNNSFO

Shannon

Fri 4/12

20:05-14:55

1 stop26h 50m

San Francisco

Sun 6/12

17:25-19:25

1 stop18h 00m

€716

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

Prices

Airlines

What is the cheapest month to fly to San Francisco?

The cheapest month to fly to San Francisco from Shannon, Clare is in December. Flight prices, which tend to average around €0, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of December, then book flights to San Francisco from Shannon, Clare during August instead. Flights to San Francisco in August, while not as cheap as those in December, still average around €0.

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	€374
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 €374. The best return flight deal from Shannon, Clare to San Francisco found on momondo in the last 72 hours is €650.

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.

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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.