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Cheap flights from San Francisco to Shannon from €219

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 14/7. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags
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Find the cheapest flights from San Francisco to Shannon

Cheap return flights

Enter your travel dates to find the best prices.
United Airlines Logo
05:05 - 07:30
SFO
-
SNN
18h 25m
1 stop
United Airlines Logo
09:30 - 18:49
SNN
-
SFO
17h 19m
1 stop
€467United Airlines
Tue, 21 Jul - Tue, 28 Jul
United Airlines Logo
00:50 - 07:30
SFO
-
SNN
22h 40m
1 stop
United Airlines Logo
09:30 - 20:00
SNN
-
SFO
18h 30m
1 stop
€469United Airlines
Sun, 9 Aug - Wed, 9 Sep
United Airlines Logo
08:50 - 10:15
SFO
-
SNN
17h 25m
2 stops
United Airlines Logo
09:30 - 23:02
SNN
-
SFO
21h 32m
2 stops
€470United Airlines
Tue, 21 Jul - Wed, 29 Jul
United Airlines Logo
23:30 - 07:30
SFO
-
SNN
24h 00m
1 stop
United Airlines Logo
09:30 - 18:49
SNN
-
SFO
17h 19m
1 stop
€471United Airlines
Mon, 20 Jul - Tue, 28 Jul
United Airlines Logo
05:05 - 07:30
SFO
-
SNN
18h 25m
1 stop
United Airlines Logo
12:30 - 22:58
SNN
-
SFO
18h 28m
2 stops
€473United Airlines
Mon, 10 Aug - Wed, 9 Sep
United Airlines Logo
23:30 - 07:30
SFO
-
SNN
24h 00m
1 stop
United Airlines Logo
09:30 - 23:02
SNN
-
SFO
21h 32m
2 stops
€475United Airlines
Mon, 20 Jul - Wed, 29 Jul
United Airlines Logo
06:05 - 07:30
SFO
-
SNN
17h 25m
1 stop
United Airlines Logo
09:30 - 18:49
SNN
-
SFO
17h 19m
1 stop
€481United Airlines
Sun, 19 Jul - Tue, 28 Jul
United Airlines Logo
06:05 - 07:30
SFO
-
SNN
17h 25m
1 stop
United Airlines Logo
09:30 - 20:02
SNN
-
SFO
18h 32m
2 stops
€485United Airlines
Sun, 19 Jul - Tue, 28 Jul
United Airlines Logo
23:30 - 07:30
SFO
-
SNN
24h 00m
1 stop
United Airlines Logo
09:30 - 19:24
SNN
-
SFO
17h 54m
1 stop
€485United Airlines
Sat, 18 Jul - Tue, 28 Jul
United Airlines Logo
23:30 - 07:30
SFO
-
SNN
24h 00m
1 stop
United Airlines Logo
09:30 - 19:40
SNN
-
SFO
18h 10m
2 stops
€490United Airlines
Sat, 18 Jul - Tue, 28 Jul

Aer Lingus flights from San Francisco to Shannon, Clare

Our best Aer Lingus deals on San Francisco to Shannon, Clare flight tickets
Aer Lingus
19 May
SFO17:40San Francisco
18h 55m
2 stops
SNN20:35Shannon
10 Jun
SNN21:15Shannon
26h 35m
2 stops
SFO15:50San Francisco
€608
Aer Lingus
27 Feb
SFO17:20San Francisco
34h 10m
2 stops
SNN11:30Shannon
6 Mar
SNN17:30Shannon
30h 05m
2 stops
SFO15:35San Francisco
€717
Aer Lingus
27 Feb
SFO08:25San Francisco
13h 55m
1 stop
SNN06:20Shannon
6 Mar
SNN14:00Shannon
18h 52m
1 stop
SFO00:52San Francisco
€721

British Airways flights from San Francisco to Shannon, Clare

Our best British Airways deals on San Francisco to Shannon, Clare flight tickets
British Airways
4 Mar
SFO12:00San Francisco
20h 45m
2 stops
SNN16:45Shannon
8 Mar
SNN07:50Shannon
15h 10m
1 stop
SFO15:00San Francisco
€771
British Airways
4 Mar
SFO17:30San Francisco
17h 55m
1 stop
SNN19:25Shannon
8 Mar
SNN07:50Shannon
15h 10m
1 stop
SFO15:00San Francisco
€778
British Airways
27 Feb
SFO17:30San Francisco
14h 15m
1 stop
SNN15:45Shannon
6 Mar
SNN07:50Shannon
22h 05m
2 stops
SFO21:55San Francisco
€7,912

momondo Fare Finder

 
Customise your flight search to find flights from San Francisco to Shannon, Clare that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 13,528 searches. Data last updated 27 February 2026.
Use the filters below to find and compare flights from San Francisco to Shannon, Clare that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San FranciscoShannon

SFO - SNN

SFOSNN

San Francisco

Tue 21/7

05:05-07:30

1 stop18h 25m

Shannon

Tue 28/7

09:30-18:49

1 stop17h 19m

€467

San FranciscoShannon

SFO - SNN

SFOSNN

San Francisco

Sun 9/8

00:50-07:30

1 stop22h 40m

Shannon

Wed 9/9

09:30-20:00

1 stop18h 30m

€469

San FranciscoShannon

SFO - SNN

SFOSNN

San Francisco

Tue 21/7

08:50-10:15

2 stops17h 25m

Shannon

Wed 29/7

09:30-23:02

2 stops21h 32m

€470

San FranciscoShannon

SFO - SNN

SFOSNN

San Francisco

Mon 20/7

23:30-07:30

1 stop24h 00m

Shannon

Tue 28/7

09:30-18:49

1 stop17h 19m

€471

San FranciscoShannon

SFO - SNN

SFOSNN

San Francisco

Mon 10/8

05:05-07:30

1 stop18h 25m

Shannon

Wed 9/9

12:30-22:58

2 stops18h 28m

€473

San FranciscoShannon

SFO - SNN

SFOSNN

San Francisco

Mon 20/7

23:30-07:30

1 stop24h 00m

Shannon

Wed 29/7

09:30-23:02

2 stops21h 32m

€475

San FranciscoShannon

SFO - SNN

SFOSNN

San Francisco

Sun 19/7

06:05-07:30

1 stop17h 25m

Shannon

Tue 28/7

09:30-18:49

1 stop17h 19m

€481

San FranciscoShannon

SFO - SNN

SFOSNN

San Francisco

Sun 19/7

06:05-07:30

1 stop17h 25m

Shannon

Tue 28/7

09:30-20:02

2 stops18h 32m

€485

San FranciscoShannon

SFO - SNN

SFOSNN

San Francisco

Sat 18/7

23:30-07:30

1 stop24h 00m

Shannon

Tue 28/7

09:30-19:24

1 stop17h 54m

€485

San FranciscoShannon

SFO - SNN

SFOSNN

San Francisco

Sat 18/7

23:30-07:30

1 stop24h 00m

Shannon

Tue 28/7

09:30-19:40

2 stops18h 10m

€490

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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?

The month of December is another great option to travel to Shannon, Clare, with average flight prices from San Francisco averaging around €531.

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 €661 when searching weeks before you fly. 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 €595 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 return 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

Fastest flight time

15h 25m

Direct flights

None
The fastest flight from San Francisco to Shannon, Clare takes 15h 25m
There are no direct flights from San Francisco to Shannon, Clare. There are no popular flight routes from San Francisco to Shannon, Clare.
Search flight deals

  • How far is San Francisco to Shannon by plane?

    San Francisco and Shannon are 8086.3 km apart from one another. In terms of flight time, this usually takes a little over 15h 25m.

  • 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 old do you have to be to fly from San Francisco Airport to Shannon 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 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 licence 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.

Travelling to a place near Shannon?

Book flights to Shannon if you plan to visit one of these locations
Limerick
Ennis
Tipperary
Nenagh
Killaloe
Adare
Lahinch
Bunratty

Why use momondo?

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

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

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

Yes. All flights to Shannon from San Francisco on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo helps you find the best flight between San Francisco and Shannon by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Price alerts on flights to Shannon from San Francisco are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Shannon, Clare trip

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