What’s the cost of a flight from San Francisco to Shannon?

Prices vary based on date, airline, and availability. Compare several options if you're flying between San Francisco and Shannon.

Choose a date to explore the best fares now.

If possible, avoid holiday periods: ticket prices tend to rise quickly and availability drops, especially on busy routes. Morning and evening flights are often in high demand too — book early to get a good fare.

Is there more than one airport in San Francisco or Shannon?

Even short-haul routes can benefit from considering secondary airports. It may open up more flight times or cheaper fares.

• Airports in San Francisco: Only San Francisco is currently operational.
• Airports in Shannon: Shannon is the only airport in operation.

Airports with more daily flights offer more flexibility if plans change or delays occur. If you’re flexible, consider airports near Shannon as well.

Find the best flight from San Francisco to Shannon

With Jetcost, you can filter results by flight time, airline, price range, and layovers. Choose direct or connecting flights, round-trip or one-way, and compare offers from the best airlines and travel agencies.

Other popular destinations

Searching for flights to Ireland? Travelers also looked at: Cork, Dublin, Kerry County, Knock, Shannon.

Use filters to exclude options that don’t match your budget or travel preferences and personalize your search for San Francisco – Shannon flights.