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Cheapest cached fares Ontario → San Francisco; direct flights available (e.g. F9). · Based on 5 fares found by travellers in the last 48h
Cheapest days highlighted · darker = pricier · past days greyed out · cached one-way fares.
Cheapest days highlighted · darker = pricier · past days greyed out · cached one-way fares.
Best value: Nov — fares from €21 and ~17°C daytime.
Flights from Ontario to San Francisco start around €16 (direct flights available). Range seen recently: €16–129, based on 5 fares found by travellers.
Fares found by travellers in the last 48 hours — refreshed daily.
In Oct, San Francisco typically sees ~20°C daytime highs and 4 rainy days.
3★+ hotels from €157/night (37 hotels sampled, ~3 weeks out).
Top-rated tours and tickets from €32 — book ahead for the popular ones.
Tours and tickets provided by Viator (a Tripadvisor company). Some links earn Stayonomy a commission.
The centerpiece of the Bay Area, San Francisco is one of the most visited cities in the world, and with good reason. The cultural center of northern California, San Francisco is renowned for its mixture of scenic beauty and unique culture that makes it one of the most vibrant and desirable cities in the nation, if not the world. Sandwiched between the San Francisco Bay and the Pacific Ocean on a small square of land seven miles (11 km) on each side, San Francisco offers a wealth of treasures for the visitor, from the windswept and often foggy b…
Read the full San Francisco guide
Guide content from Wikivoyage contributors (CC BY-SA).
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Flight prices are real fares travellers found in the last 48 hours, refreshed daily — the booking site confirms the final price. Train, bus and ferry fares are shown on the operators' booking sites. Weather data by Open-Meteo; exchange rates: ECB reference. Data updated 2026-10-29. Some links earn Stayonomy a commission at no cost to you.