Flights from Key West to San Francisco are found to be more expensive on Sunday. This shouldn't discourage you from searching as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to San Francisco.
Find a great deal and save up to 20% by booking at least 44 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from Key West to San Francisco within the next two weeks, with the cheapest ticket starting at $117.
Flights from Key West to San Francisco lean towards being more expensive in April. Prices are generally better when you fly from Key West to San Francisco in February, with the cheapest ticket starting at $61.
A simple way to save on the total cost of your ticket is to fly from Key West to San Francisco in the morning. If you’re flexible enough to do this you can expect to save up to 19% on your trip compared to booking a flight in the evening.