Cheap British Airways Flights from San Francisco to Shannon (SFO→SNN)

View AU$817 flight on Sun, 7 Dec 2025Opens in a new window
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Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

Flight from San Francisco to Shannon route information
Origin airport
San Francisco Intl.
Destination airport
Shannon
Distance
8056 km

Frequently asked questions

How much is a British Airways flight from San Francisco Intl. Airport (SFO) to Shannon Airport (SNN)?
Landing cheap one-way British Airways flights from SFO to SNN from AU$817 on Expedia couldn't be easier — just filter by "Price (lowest to highest)." Alternatively, check out our affordable round-trip fares for your next adventure.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from SFO to SNN with British Airways?
Look for return or one-way flights to Shannon in January or February. You could find cheaper fares with British Airways during these off-peak times.
Does British Airways fly nonstop from San Francisco Intl. Airport (SFO) to Shannon Airport (SNN)?
Enter your dates, click search and check "Nonstop" on Expedia to browse any direct flights from SFO to SNN with British Airways or other carriers.
What airports does British Airways fly into in Shannon?
British Airways flights from San Francisco Intl. Airport (SFO) to Shannon come in to Shannon Airport (SNN). This is the main entry point here.
What kind of luggage can I take on a British Airways flight from San Francisco Intl. Airport (SFO) to Shannon Airport (SNN)?
On a standard economy flight with British Airways from SFO to SNN, you can bring 1 checked-in bag up to 23 kgs with dimensions no larger than 89 centimetres x 41 centimetres x 74 centimetres in total. For carry-on, you can have 1 cabin bag weighing up to 23 kgs and measuring less than 56 centimetres x 23 centimetres x 43 centimetres. Size and weight limits may vary based on the cabin class you're in and airfare type. To make sure you won't face extra charges at the airport, check your British Airways booking or go to the airline's website before you begin packing.
Can I change or cancel my British Airways flight from San Francisco Intl. Airport (SFO) to Shannon Airport (SNN)?
Changes are often free within 24 hours of booking, but your airline may charge a fee after that. For more information about altering your reservation, check out your "Trips," select your flight and click on "Manage Booking." If you want the flexibility to make changes without being charged, tick the "No cancel fee" or "Changes included" filter when organising your next getaway.
*Available to Expedia members.