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.

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

Flights via London (LHR) offer the lowest average return price of €709.

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

The number of operators available for flights from Shannon Airport to San Francisco Airport is 1 as of June 2026.

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.

€367 Cheap Flights from Shannon, Clare 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 - 17:36

SNN

SFO

28h 21m

2 stops

14:03 - 16:10

SFO

SNN

18h 07m

2 stops

€689British Airways

Thu, 18 Jun - Mon, 22 Jun

14:30 - 00:52

SNN

SFO

18h 22m

1 stop

05:23 - 06:00

SFO

SNN

16h 37m

2 stops

€701American Airlines

Mon, 15 Jun - Sun, 21 Jun

14:30 - 13:04

SNN

SFO

30h 34m

2 stops

13:35 - 16:10

SFO

SNN

18h 35m

2 stops

€711American Airlines

Thu, 18 Jun - Mon, 22 Jun

14:30 - 09:27

SNN

SFO

26h 57m

1 stop

14:03 - 16:10

SFO

SNN

18h 07m

2 stops

€713American Airlines

Thu, 18 Jun - Mon, 22 Jun

12:00 - 19:50

SNN

SFO

15h 50m

1 stop

07:00 - 10:15

SFO

SNN

19h 15m

1 stop

€720Lufthansa

Sat, 19 Sep - Sat, 26 Sep

21:15 - 19:20

SNN

SFO

30h 05m

2 stops

05:23 - 06:00

SFO

SNN

16h 37m

2 stops

€726American Airlines

Mon, 15 Jun - Sun, 21 Jun

17:25 - 15:55

SNN

SFO

30h 30m

2 stops

16:35 - 20:35

SFO

SNN

20h 00m

1 stop

€727Aer Lingus

Sat, 19 Sep - Sat, 26 Sep

14:00 - 00:43

SNN

SFO

18h 43m

1 stop

11:24 - 05:55

SFO

SNN

34h 31m

1 stop

€729Multiple Airlines

Fri, 13 Nov - Fri, 27 Nov

17:25 - 15:55

SNN

SFO

30h 30m

2 stops

06:01 - 11:20

SFO

SNN

21h 19m

2 stops

€731Aer Lingus

Sat, 19 Sep - Sat, 26 Sep

12:00 - 19:50

SNN

SFO

15h 50m

1 stop

07:00 - 10:15

SFO

SNN

19h 15m

1 stop

€740Lufthansa

Sat, 19 Sep - Sat, 26 Sep

American Airlines flights from Shannon, Clare to San Francisco

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

American Airlines

15 Jun

SNN14:30Shannon

18h 22m

1 stop

SFO00:52San Francisco

21 Jun

SFO05:23San Francisco

16h 37m

2 stops

SNN06:00Shannon

€701

American Airlines

18 Jun

SNN14:30Shannon

30h 34m

2 stops

SFO13:04San Francisco

22 Jun

SFO13:35San Francisco

18h 35m

2 stops

SNN16:10Shannon

€711

American Airlines

18 Jun

SNN14:30Shannon

26h 57m

1 stop

SFO09:27San Francisco

22 Jun

SFO14:03San Francisco

18h 07m

2 stops

SNN16:10Shannon

€713

JetBlue flights from Shannon, Clare to San Francisco

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

JetBlue

16 Jul

SNN13:45Shannon

18h 45m

1 stop

SFO00:30San Francisco

23 Jul

SFO06:00San Francisco

16h 00m

1 stop

SNN06:00Shannon

€1,393

JetBlue

19 Jul

SNN14:30Shannon

18h 08m

1 stop

SFO00:38San Francisco

26 Jul

SFO07:52San Francisco

14h 08m

1 stop

SNN06:00Shannon

€1,529

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

Thu 18/6

21:15-17:36

2 stops28h 21m

San Francisco

Mon 22/6

14:03-16:10

2 stops18h 07m

€689

Fastest return journey

ShannonSan Francisco

SNN - SFO

SNNSFO

Shannon

Mon 15/6

14:30-00:52

1 stop18h 22m

San Francisco

Sun 21/6

05:23-06:00

2 stops16h 37m

€701

ShannonSan Francisco

SNN - SFO

SNNSFO

Shannon

Thu 18/6

14:30-13:04

2 stops30h 34m

San Francisco

Mon 22/6

13:35-16:10

2 stops18h 35m

€711

ShannonSan Francisco

SNN - SFO

SNNSFO

Shannon

Thu 18/6

14:30-09:27

1 stop26h 57m

San Francisco

Mon 22/6

14:03-16:10

2 stops18h 07m

€713

ShannonSan Francisco

SNN - SFO

SNNSFO

Shannon

Sat 19/9

12:00-19:50

1 stop15h 50m

San Francisco

Sat 26/9

07:00-10:15

1 stop19h 15m

€720

ShannonSan Francisco

SNN - SFO

SNNSFO

Shannon

Mon 15/6

21:15-19:20

2 stops30h 05m

San Francisco

Sun 21/6

05:23-06:00

2 stops16h 37m

€726

ShannonSan Francisco

SNN - SFO

SNNSFO

Shannon

Sat 19/9

17:25-15:55

2 stops30h 30m

San Francisco

Sat 26/9

16:35-20:35

1 stop20h 00m

€727

ShannonSan Francisco

SNN - SFO

SNNSFO

Shannon

Fri 13/11

14:00-00:43

1 stop18h 43m

San Francisco

Fri 27/11

11:24-05:55

1 stop34h 31m

€729

ShannonSan Francisco

SNN - SFO

SNNSFO

Shannon

Sat 19/9

17:25-15:55

2 stops30h 30m

San Francisco

Sat 26/9

06:01-11:20

2 stops21h 19m

€731

ShannonSan Francisco

SNN - SFO

SNNSFO

Shannon

Sat 19/9

12:00-19:50

1 stop15h 50m

San Francisco

Sat 26/9

07:00-10:15

1 stop19h 15m

€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

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 48m
Direct flights	None

The fastest flight from Shannon, Clare to San Francisco takes 16h 48m

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 16h 48m.
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 many operators does momondo search for flights from Shannon Airport to San Francisco Airport?
The number of operators available for flights from Shannon Airport to San Francisco Airport is 1 as of June 2026.
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.
What is the most popular airline from Shannon, Clare to San Francisco?
Based on momondo bookings for flights between Shannon, Clare and San Francisco, the leading airline is United Airlines, making up 100% of the total bookings.

Best airlines flying from Shannon, Clare to San Francisco

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

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom €632	Free Cancellation	Rating 7.4 9,775 reviews		Search United Airlines flights

Santa Cruz

Millbrae

Mountain View

Walnut Creek

Alameda

Rohnert Park

South San Francisco

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.