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Flight Deals from San Francisco to Shannon from $417

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Stops

  • Up to 1 stop
    $561
  • Up to 2 stops
    $641

Airlines

  • Aer Lingus
    $561
  • American Airlines
    $641
  • British Airways
    $707
  • Finnair
    $1030
  • IBERIA
    $2536
  • JetBlue
    $2356

Cabin Class

  • Economy
    $561

Departure Airports

  • San Francisco International Airport
    $561

Arrival Airports

  • Shannon Airport
    $561

Layover Airports

  • Chicago O Hare Airport
    $713
  • Dallas Fort Worth International Airport
    $1041
  • Dublin Airport
    $735
  • General Edward Lawrence Logan International Airport
    $581
  • London Heathrow Airport
    $641
  • Los Angeles International Airport
    $641
  • New York John F Kennedy Airport
    $561
  • Paris Charles de Gaulle Airport
    $968
  • Portland International Airport
    $1309

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Aer Lingus Logo
Aer Lingus

11/09/25

SFO
31h 16m
JFK

11/11/25

SNN
Aer Lingus Logo
Aer Lingus

11/18/25

SNN
10h 14m
JFK

11/19/25

SFO
$561
Aer Lingus Logo
Aer Lingus

11/09/25

SFO
22h 50m
JFK

11/10/25

SNN
Aer Lingus Logo
Aer Lingus

11/18/25

SNN
9h 43m
BOS

11/19/25

SFO
$581
American Airlines Logo
American Airlines

11/09/25

SFO
34h 5m
LAX
LHR

11/10/25

SNN
American Airlines Logo
American Airlines

11/18/25

SNN
9h 51m
JFK

11/18/25

SFO
$641
American Airlines Logo
American Airlines

11/09/25

SFO
31h 16m
JFK

11/11/25

SNN
American Airlines Logo
American Airlines

11/18/25

SNN
9h 43m
BOS

11/19/25

SFO
$643
American Airlines Logo
American Airlines

11/09/25

SFO
24h 40m
LAX
LHR

11/10/25

SNN
American Airlines Logo
American Airlines

11/18/25

SNN
9h 43m
BOS

11/19/25

SFO
$644
Aer Lingus Logo
Aer Lingus

11/09/25

SFO
22h 50m
JFK

11/10/25

SNN
Aer Lingus Logo
Aer Lingus

11/18/25

SNN
13h 5m
LHR
LAX

11/18/25

SFO
$671
American Airlines Logo
American Airlines

11/09/25

SFO
31h 16m
JFK

11/11/25

SNN
American Airlines Logo
American Airlines

11/18/25

SNN
9h 51m
JFK

11/18/25

SFO
$686
British Airways Logo
British Airways

11/09/25

SFO
23h 15m
LHR

11/10/25

SNN
British Airways Logo
British Airways

11/18/25

SNN
9h 51m
JFK

11/18/25

SFO
$707
British Airways Logo
British Airways

11/09/25

SFO
27h 17m
ORD
LHR

11/10/25

SNN
British Airways Logo
British Airways

11/18/25

SNN
10h 55m
LHR

11/18/25

SFO
$713
British Airways Logo
British Airways

11/09/25

SFO
27h 17m
ORD
LHR

11/10/25

SNN
British Airways Logo
British Airways

11/18/25

SNN
13h 5m
LHR
LAX

11/18/25

SFO
$723
British Airways Logo
British Airways

11/09/25

SFO
23h 15m
LHR

11/10/25

SNN
British Airways Logo
British Airways

11/18/25

SNN
10h 51m
LHR
LAX

11/18/25

SFO
$725
Aer Lingus Logo
Aer Lingus

11/21/25

SFO
47h 25m
DUB
LHR

11/23/25

SNN
Aer Lingus Logo
Aer Lingus

11/27/25

SNN
10h 26m
BOS

11/28/25

SFO
$735
American Airlines Logo
American Airlines

11/21/25

SFO
22h 15m
LHR

11/22/25

SNN
American Airlines Logo
American Airlines

11/27/25

SNN
7h 34m
BOS

11/27/25

SFO
$879
British Airways Logo
British Airways

11/21/25

SFO
22h 15m
LHR

11/22/25

SNN
British Airways Logo
British Airways

11/27/25

SNN
10h 55m
LHR

11/27/25

SFO
$921
Aer Lingus Logo
Aer Lingus

11/21/25

SFO
47h 25m
DUB
LHR

11/23/25

SNN
Aer Lingus Logo
Aer Lingus

11/27/25

SNN
31h 20m
CDG
DUB

11/28/25

SFO
$968
Aer Lingus Logo
Aer Lingus

11/21/25

SFO
39h 35m
BOS

11/23/25

SNN
Aer Lingus Logo
Aer Lingus

11/27/25

SNN
7h 34m
BOS

11/27/25

SFO
$987
Finnair Logo
Finnair

11/21/25

SFO
22h 15m
LHR

11/22/25

SNN
Finnair Logo
Finnair

11/27/25

SNN
10h 55m
LHR

11/27/25

SFO
$1030
American Airlines Logo
American Airlines

11/21/25

SFO
40h 46m
DFW
LHR

11/23/25

SNN
American Airlines Logo
American Airlines

11/30/25

SNN
18h 55m
LHR

12/01/25

SFO
$1041
Aer Lingus Logo
Aer Lingus

11/21/25

SFO
37h
BOS

11/23/25

SNN
Aer Lingus Logo
Aer Lingus

11/27/25

SNN
7h 34m
BOS

11/27/25

SFO
$1053
British Airways Logo
British Airways

11/21/25

SFO
22h 15m
LHR

11/22/25

SNN
British Airways Logo
British Airways

11/27/25

SNN
12h 42m
LHR
JFK

11/27/25

SFO
$1067
American Airlines Logo
American Airlines

11/21/25

SFO
40h 46m
DFW
LHR

11/23/25

SNN
American Airlines Logo
American Airlines

11/30/25

SNN
13h 5m
LHR
LAX

11/30/25

SFO
$1157
Finnair Logo
Finnair

11/21/25

SFO
22h 15m
LHR

11/22/25

SNN
Finnair Logo
Finnair

11/27/25

SNN
9h 51m
JFK

11/27/25

SFO
$1167
Finnair Logo
Finnair

11/21/25

SFO
22h 15m
LHR

11/22/25

SNN
Finnair Logo
Finnair

11/27/25

SNN
16h 1m
LHR
JFK

11/27/25

SFO
$1234
British Airways Logo
British Airways

11/21/25

SFO
25h 5m
PDX
LHR

11/22/25

SNN
British Airways Logo
British Airways

11/27/25

SNN
12h 42m
LHR
JFK

11/27/25

SFO
$1309
JetBlue Logo
JetBlue

11/21/25

SFO
36h 45m
JFK

11/23/25

SNN
JetBlue Logo
JetBlue

11/27/25

SNN
7h 34m
BOS

11/27/25

SFO
$2356
JetBlue Logo
JetBlue

11/09/25

SFO
22h 55m
JFK

11/10/25

SNN
JetBlue Logo
JetBlue

11/18/25

SNN
9h 43m
BOS

11/19/25

SFO
$2370
IBERIA Logo
IBERIA

11/09/25

SFO
23h 15m
LHR

11/10/25

SNN
IBERIA Logo
IBERIA

11/18/25

SNN
7h 10m
LHR

11/18/25

SFO
$2536
IBERIA Logo
IBERIA

11/21/25

SFO
38h 50m
LHR

11/23/25

SNN
IBERIA Logo
IBERIA

11/27/25

SNN
10h 55m
LHR

11/27/25

SFO
$2640

Top Deals on flights from San Francisco to Shannon

San Francisco, US (SFO) - Shannon, IE (SNN)

 Logo

Aug 10

SFO
25h 35m
JFK

Aug 11

SNN

as low as

$417

San Francisco, US (SFO) - Shannon, IE (SNN)

 Logo

Aug 10

SFO
24h 55m
EWR

Aug 11

SNN

as low as

$417

San Francisco, US (SFO) - Shannon, IE (SNN)

 Logo

Aug 10

SFO
22h 10m
JFK

Aug 11

SNN

as low as

$443

San Francisco, US (SFO) - Shannon, IE (SNN)

 Logo

Aug 10

SFO
25h 35m
JFK

Aug 11

SNN

as low as

$443

San Francisco, US (SFO) - Shannon, IE (SNN)

American Airlines Logo
American Airlines

Aug 10

SFO
23h 40m
LHR

Aug 11

SNN

as low as

$512

San Francisco, US (SFO) - Shannon, IE (SNN)

 Logo

Aug 10

SFO
40h 23m
YUL
LHR

Aug 12

SNN

as low as

$520

San Francisco, US (SFO) - Shannon, IE (SNN)

British Airways Logo
British Airways

Aug 10

SFO
23h 40m
LHR

Aug 11

SNN

as low as

$527

San Francisco, US (SFO) - Shannon, IE (SNN)

 Logo

Aug 10

SFO
24h 5m
LHR

Aug 11

SNN

as low as

$531

San Francisco, US (SFO) - Shannon, IE (SNN)

 Logo

Aug 10

SFO
27h 15m
EWR

Aug 11

SNN

as low as

$551

San Francisco, US (SFO) - Shannon, IE (SNN)

Aer Lingus Logo
Aer Lingus

Aug 10

SFO
23h 40m
LHR

Aug 11

SNN

as low as

$772

San Francisco, US (SFO) - Shannon, IE (SNN)

JetBlue Logo
JetBlue

Aug 10

SFO
23h 55m
JFK

Aug 11

SNN

as low as

$1364

Frequently Asked Questions

What is the cheapest and fastest flight from San Francisco to Shannon?
The cheapest flight is with Aer Lingus for $561, taking 22 hours 50 minutes. The fastest is with American Airlines for $879, lasting 22 hours 15 minutes.
What are all possible destination arrival airports?
The possible destination arrival airports are Shannon Airport, New York John F Kennedy Airport, London Heathrow Airport, Los Angeles International Airport, Chicago O Hare Airport, and Dublin Airport.
What is the time difference between destination and arrival?
The time difference between San Francisco and Shannon is typically 8 hours, with Shannon being ahead. However, check your flight schedule for specific arrival times as daylight saving adjustments may apply.
Is there a direct flight from San Francisco to Shannon?
There is no direct flight from San Francisco International Airport to Shannon Airport. The available options include 1 stop flights with Aer Lingus and American Airlines, among others, with prices starting at $561.
Are there convenient layover flights from San Francisco to Shannon?
Yes, there are convenient 1 stop flights from San Francisco to Shannon. Airlines include Aer Lingus at $561, American Airlines at $643, British Airways at $707, Finnair at $1030, and JetBlue at $2356. Additionally, 2 stop options are American Airlines at $641, British Airways at $713, and Aer Lingus at $735.
What are the most convenient layover airports for the flight?
The most convenient layover airports for your flight from San Francisco to Shannon are New York John F Kennedy Airport and London Heathrow Airport.
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