Cheap Flights Out of San Francisco

Bay Area Low-Fare Roundup — May 12, 2026

Today's roundup covers 9 cash fare windows from SFO (led by United's $696 Singapore nonstop), 8 active airline promos (Qatar MAYBONUS, Delta Comfort+/$80 Uber, Southwest Bay Area fares), and 4 miles/points plays including Turkish Miles&Smiles 30% off and a Chase→Flying Blue 20% transfer bonus — with every deal's booking deadline and booking channel called out.