If you're looking to fly from Chicago O'hare International Airport to San Francisco, you might like to know that 23 / Jan / 2025 currently has the cheapest flights. At the moment, there are zero airlines flying to San Francisco. Go through the results to find the right flights for you – you can adjust the filters to see find even more flights to San Francisco.
But that doesn’t necessarily mean they’ll be the best option for your travel dates. To see as many flights as possible, try widening your search to include other departure airports.
You can view all flight times yourself in the results list.
You can also search by month, which will reveal the cheapest time of the week to fly.
