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Cheap flights from San Francisco to Shannon from €239

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 2/8. 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
1 adult, Economy, 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
06:05 - 07:30
SFO
-
SNN
17h 25m
1 stop
United Airlines Logo
09:30 - 18:44
SNN
-
SFO
17h 14m
1 stop
€523United Airlines
Mon, 24 Aug - Wed, 26 Aug
United Airlines Logo
23:08 - 07:30
SFO
-
SNN
24h 22m
2 stops
United Airlines Logo
09:30 - 17:19
SNN
-
SFO
15h 49m
1 stop
€527United Airlines
Tue, 1 Sep - Wed, 16 Sep
United Airlines Logo
05:05 - 07:30
SFO
-
SNN
18h 25m
1 stop
United Airlines Logo
09:30 - 19:12
SNN
-
SFO
17h 42m
1 stop
€566United Airlines
Mon, 24 Aug - Wed, 26 Aug
United Airlines Logo
23:08 - 07:30
SFO
-
SNN
24h 22m
2 stops
United Airlines Logo
09:30 - 15:30
SNN
-
SFO
14h 00m
1 stop
€570United Airlines
Tue, 1 Sep - Wed, 16 Sep
United Airlines Logo
07:00 - 10:15
SFO
-
SNN
19h 15m
2 stops
United Airlines Logo
12:30 - 21:37
SNN
-
SFO
17h 07m
1 stop
€572United Airlines
Wed, 22 Apr - Wed, 29 Apr
United Airlines Logo
05:05 - 07:30
SFO
-
SNN
18h 25m
1 stop
United Airlines Logo
09:30 - 18:24
SNN
-
SFO
16h 54m
1 stop
€589United Airlines
Tue, 1 Sep - Tue, 15 Sep
United Airlines Logo
05:05 - 07:30
SFO
-
SNN
18h 25m
1 stop
United Airlines Logo
09:30 - 18:44
SNN
-
SFO
17h 14m
1 stop
€606United Airlines
Tue, 1 Sep - Wed, 16 Sep
United Airlines Logo
05:05 - 07:30
SFO
-
SNN
18h 25m
1 stop
United Airlines Logo
09:30 - 18:24
SNN
-
SFO
16h 54m
1 stop
€609United Airlines
Sat, 1 Aug - Mon, 31 Aug
United Airlines Logo
12:40 - 10:15
SFO
-
SNN
13h 35m
1 stop
United Airlines Logo
12:30 - 19:30
SNN
-
SFO
15h 00m
1 stop
€611United Airlines
Tue, 21 Apr - Thu, 30 Apr
United Airlines Logo
23:08 - 07:30
SFO
-
SNN
24h 22m
2 stops
United Airlines Logo
12:30 - 19:03
SNN
-
SFO
14h 33m
1 stop
€614United Airlines
Fri, 14 Aug - Thu, 27 Aug

United Airlines flights from San Francisco to Shannon, Clare

Our best United Airlines deals on San Francisco to Shannon, Clare flight tickets
United Airlines
24 Aug
SFO06:05San Francisco
17h 25m
1 stop
SNN07:30Shannon
26 Aug
SNN09:30Shannon
17h 14m
1 stop
SFO18:44San Francisco
€523
United Airlines
1 Sept
SFO23:08San Francisco
24h 22m
2 stops
SNN07:30Shannon
16 Sept
SNN09:30Shannon
15h 49m
1 stop
SFO17:19San Francisco
€527
United Airlines
24 Aug
SFO05:05San Francisco
18h 25m
1 stop
SNN07:30Shannon
26 Aug
SNN09:30Shannon
17h 42m
1 stop
SFO19:12San Francisco
€566

Lufthansa flights from San Francisco to Shannon, Clare

Our best Lufthansa deals on San Francisco to Shannon, Clare flight tickets
Lufthansa
3 May
SFO06:00San Francisco
20h 15m
1 stop
SNN10:15Shannon
13 May
SNN12:30Shannon
29h 49m
1 stop
SFO10:19San Francisco
€617
Lufthansa
22 Apr
SFO10:10San Francisco
16h 05m
2 stops
SNN10:15Shannon
27 Apr
SNN12:30Shannon
16h 55m
2 stops
SFO21:25San Francisco
€704
Lufthansa
7 Apr
SFO07:00San Francisco
19h 15m
1 stop
SNN10:15Shannon
14 Apr
SNN12:30Shannon
17h 07m
1 stop
SFO21:37San Francisco
€715

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 13 March 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

Cheapest return flight

San FranciscoShannon

SFO - SNN

SFOSNN

San Francisco

Mon 24/8

06:05-07:30

1 stop17h 25m

Shannon

Wed 26/8

09:30-18:44

1 stop17h 14m

€523

San FranciscoShannon

SFO - SNN

SFOSNN

San Francisco

Tue 1/9

23:08-07:30

2 stops24h 22m

Shannon

Wed 16/9

09:30-17:19

1 stop15h 49m

€527

San FranciscoShannon

SFO - SNN

SFOSNN

San Francisco

Mon 24/8

05:05-07:30

1 stop18h 25m

Shannon

Wed 26/8

09:30-19:12

1 stop17h 42m

€566

San FranciscoShannon

SFO - SNN

SFOSNN

San Francisco

Tue 1/9

23:08-07:30

2 stops24h 22m

Shannon

Wed 16/9

09:30-15:30

1 stop14h 00m

€570

San FranciscoShannon

SFO - SNN

SFOSNN

San Francisco

Wed 22/4

07:00-10:15

2 stops19h 15m

Shannon

Wed 29/4

12:30-21:37

1 stop17h 07m

€572

San FranciscoShannon

SFO - SNN

SFOSNN

San Francisco

Tue 1/9

05:05-07:30

1 stop18h 25m

Shannon

Tue 15/9

09:30-18:24

1 stop16h 54m

€589

San FranciscoShannon

SFO - SNN

SFOSNN

San Francisco

Tue 1/9

05:05-07:30

1 stop18h 25m

Shannon

Wed 16/9

09:30-18:44

1 stop17h 14m

€606

San FranciscoShannon

SFO - SNN

SFOSNN

San Francisco

Sat 1/8

05:05-07:30

1 stop18h 25m

Shannon

Mon 31/8

09:30-18:24

1 stop16h 54m

€609
Fastest return journey

San FranciscoShannon

SFO - SNN

SFOSNN

San Francisco

Tue 21/4

12:40-10:15

1 stop13h 35m

Shannon

Thu 30/4

12:30-19:30

1 stop15h 00m

€611

San FranciscoShannon

SFO - SNN

SFOSNN

San Francisco

Fri 14/8

23:08-07:30

2 stops24h 22m

Shannon

Thu 27/8

12:30-19:03

1 stop14h 33m

€614

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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 €544.

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 €673 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 €610 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

13h 35m

Direct flights

None
The fastest flight from San Francisco to Shannon, Clare takes 13h 35m
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 13h 35m.

  • 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
Killaloe
Nenagh
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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