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Cheap flights from San Francisco to Shannon from €301

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 6/9. 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
07:05 - 10:15
SFO
-
SNN
19h 10m
2 stops
United Airlines Logo
09:30 - 15:35
SNN
-
SFO
14h 05m
1 stop
€646United Airlines
Tue, 1 Sep - Tue, 8 Sep
United Airlines Logo
07:05 - 10:15
SFO
-
SNN
19h 10m
2 stops
United Airlines Logo
12:30 - 19:14
SNN
-
SFO
14h 44m
1 stop
€650United Airlines
Tue, 1 Sep - Wed, 16 Sep
Lufthansa Logo
05:00 - 07:30
SFO
-
SNN
18h 30m
1 stop
Lufthansa Logo
12:30 - 21:15
SNN
-
SFO
16h 45m
1 stop
€655Lufthansa
Wed, 26 Aug - Tue, 8 Sep
Lufthansa Logo
08:15 - 07:30
SFO
-
SNN
15h 15m
1 stop
Lufthansa Logo
12:30 - 19:14
SNN
-
SFO
14h 44m
1 stop
€660Lufthansa
Wed, 9 Sep - Tue, 13 Oct
Lufthansa Logo
08:21 - 07:30
SFO
-
SNN
15h 09m
2 stops
Lufthansa Logo
12:30 - 21:15
SNN
-
SFO
16h 45m
1 stop
€661Lufthansa
Wed, 26 Aug - Tue, 8 Sep
Lufthansa Logo
10:05 - 07:30
SFO
-
SNN
13h 25m
1 stop
Lufthansa Logo
12:30 - 01:16
SNN
-
SFO
20h 46m
2 stops
€664Lufthansa
Wed, 9 Sep - Tue, 13 Oct
United Airlines Logo
05:00 - 07:30
SFO
-
SNN
18h 30m
2 stops
United Airlines Logo
12:30 - 21:47
SNN
-
SFO
17h 17m
2 stops
€665United Airlines
Wed, 16 Sep - Wed, 30 Sep
Delta Logo
07:00 - 11:10
SFO
-
SNN
20h 10m
1 stop
Delta Logo
13:05 - 22:27
SNN
-
SFO
17h 22m
1 stop
€689Delta
Tue, 1 Sep - Mon, 14 Sep
United Airlines Logo
07:05 - 10:15
SFO
-
SNN
19h 10m
2 stops
United Airlines Logo
09:30 - 19:09
SNN
-
SFO
17h 39m
2 stops
€693United Airlines
Tue, 1 Sep - Mon, 14 Sep
Lufthansa Logo
08:15 - 07:30
SFO
-
SNN
15h 15m
1 stop
Lufthansa Logo
09:30 - 18:44
SNN
-
SFO
17h 14m
1 stop
€708Lufthansa
Tue, 25 Aug - Tue, 8 Sep

Delta flights from San Francisco to Shannon, Clare

Our best Delta deals on San Francisco to Shannon, Clare flight tickets
Delta
1 Sept
SFO07:00San Francisco
20h 10m
1 stop
SNN11:10Shannon
14 Sept
SNN13:05Shannon
17h 22m
1 stop
SFO22:27San Francisco
€689
Delta
16 Aug
SFO07:00San Francisco
20h 10m
1 stop
SNN11:10Shannon
26 Aug
SNN13:05Shannon
17h 28m
1 stop
SFO22:33San Francisco
€709
Delta
5 Jul
SFO09:20San Francisco
17h 50m
2 stops
SNN11:10Shannon
21 Jul
SNN13:05Shannon
18h 47m
2 stops
SFO23:52San Francisco
€719

United Airlines flights from San Francisco to Shannon, Clare

Our best United Airlines deals on San Francisco to Shannon, Clare flight tickets
United Airlines
1 Sept
SFO07:05San Francisco
19h 10m
2 stops
SNN10:15Shannon
8 Sept
SNN09:30Shannon
14h 05m
1 stop
SFO15:35San Francisco
€646
United Airlines
1 Sept
SFO07:05San Francisco
19h 10m
2 stops
SNN10:15Shannon
16 Sept
SNN12:30Shannon
14h 44m
1 stop
SFO19:14San Francisco
€650
United Airlines
16 Sept
SFO05:00San Francisco
18h 30m
2 stops
SNN07:30Shannon
30 Sept
SNN12:30Shannon
17h 17m
2 stops
SFO21:47San Francisco
€665

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 30 May 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

Tue 1/9

07:05-10:15

2 stops19h 10m

Shannon

Tue 8/9

09:30-15:35

1 stop14h 05m

€646

San FranciscoShannon

SFO - SNN

SFOSNN

San Francisco

Tue 1/9

07:05-10:15

2 stops19h 10m

Shannon

Wed 16/9

12:30-19:14

1 stop14h 44m

€650

San FranciscoShannon

SFO - SNN

SFOSNN

San Francisco

Wed 26/8

05:00-07:30

1 stop18h 30m

Shannon

Tue 8/9

12:30-21:15

1 stop16h 45m

€655
Fastest return journey

San FranciscoShannon

SFO - SNN

SFOSNN

San Francisco

Wed 9/9

08:15-07:30

1 stop15h 15m

Shannon

Tue 13/10

12:30-19:14

1 stop14h 44m

€660

San FranciscoShannon

SFO - SNN

SFOSNN

San Francisco

Wed 26/8

08:21-07:30

2 stops15h 09m

Shannon

Tue 8/9

12:30-21:15

1 stop16h 45m

€661

San FranciscoShannon

SFO - SNN

SFOSNN

San Francisco

Wed 9/9

10:05-07:30

1 stop13h 25m

Shannon

Tue 13/10

12:30-01:16

2 stops20h 46m

€664

San FranciscoShannon

SFO - SNN

SFOSNN

San Francisco

Wed 16/9

05:00-07:30

2 stops18h 30m

Shannon

Wed 30/9

12:30-21:47

2 stops17h 17m

€665

San FranciscoShannon

SFO - SNN

SFOSNN

San Francisco

Tue 1/9

07:00-11:10

1 stop20h 10m

Shannon

Mon 14/9

13:05-22:27

1 stop17h 22m

€689

San FranciscoShannon

SFO - SNN

SFOSNN

San Francisco

Tue 1/9

07:05-10:15

2 stops19h 10m

Shannon

Mon 14/9

09:30-19:09

2 stops17h 39m

€693

San FranciscoShannon

SFO - SNN

SFOSNN

San Francisco

Tue 25/8

08:15-07:30

1 stop15h 15m

Shannon

Tue 8/9

09:30-18:44

1 stop17h 14m

€708

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 typical price of a round-trip flight between San Francisco and Shannon, Clare?

What is the cheapest month to fly to Shannon, Clare?

The month of October is another great option to travel to Shannon, Clare, with average flight prices from San Francisco averaging around €526.

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 40m

Direct flights

None
The fastest flight from San Francisco to Shannon, Clare takes 13h 40m
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

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

  • How far is San Francisco to Shannon by plane?

    San Francisco and Shannon are 8086.7 km apart from one another. In terms of flight time, this usually takes a little over 13h 40m.

  • 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
Lahinch
Adare
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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