The cheapest round-trip from Dublin to San Francisco is about 500 EUR, usually in April 2027; July 2026 is priciest, so booking the low month saves around 272 EUR (~35%). Typical fare ~527 EUR, from 330 priced fares. Flightmussy live data, updated 2026-06-05.
Cheap flights from Dublin (DUB) to San Francisco (SFO/OAK/SJC). Free, no signup, no ads, no tracking. Compare every airline across 12 months of fares on one heatmap — including low-cost carriers Google Flights often deprioritises.
Cheapest round-trip seen: 500 EUR, usually around April 2027. Typical fare ~527 EUR. Across the year prices range roughly 500–772 EUR — about 35% cheaper in the low season than the peak (July 2026). Carriers on this route include Scandinavian Airlines, British Airways, American, Aer Lingus.
Based on Flightmussy's live 12-month fare data; prices last updated 2026-06-05. Prices change constantly — search live for current fares.
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