Find the Cheapest Flights from San Francisco to Ireland

Unlock the cheapest flights and the best airfares from San Francisco to Ireland. Make your dream trip both memorable and affordable!

Wed, Oct 7SFO-DUB
Virgin Atlantic

oneway$373

Mon, Dec 14SFO-SNN
Air Canada

oneway$417

Wed, Sep 9SFO-DUB
Scandinavian Airlines

$637

San Francisco to Ireland: Flight information

Cheapest flight found$373

Cheapest month to flyOctober

Most popular airlineVirgin Atlantic

Average flight duration15h 20m

Cheapest flight found

Oct 2026

$373

Aug 2026

$376

Jun 2026

$511

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