Cheap flights from Cancún to San Francisco from $237

If you aren’t able to travel to San Francisco during the month of February, then flying in January is also cheap. Prices for this month can be found on momondo for an average of $369.

The cheapest day to depart from Cancún to San Francisco is on a Wednesday when prices can be found for as low as $291. The most expensive day to fly to San Francisco is Sunday, with ticket prices averaging around $750.

Our data shows that the cheapest Cancún to San Francisco flights are usually those with departure times at noon. Our users have found flights to San Francisco at noon for as low as $432. Flights in the afternoon are often more expensive with an average ticket price of $594.

Fly from Cancun to San Francisco for the best Cancun - San Francisco flight prices

You are more likely to see cheaper flights to San Francisco from Cancún when booking weeks ahead of your departure date. In general, you can expect to find flights to San Francisco for around $464 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Francisco from Cancún for as low as $386 on momondo.

There are 3 cabin classes available to choose from on Cancún to San Francisco flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

No. A direct flight is the cheapest option for a flight between Cancún to San Francisco.

As of August 2026, prices for Cancún to San Francisco flights are approximately 2% cheaper when compared to flights at the same time last year.

Historically, on average around 16% of flights between Cancún and San Francisco have experienced a delay on any given week. The average delay length over the past 12 months has been 171 minutes.

Generally, flights departing in the early afternoon tend to experience fewer delays. Flights in the evening have, in the past, seen delays more frequently in comparison.

Wednesday is statistically the day of the week which experiences the fewest number of delays on this flight route. Saturday has historically seen more delays on average compared to the rest of the week.

According to our data, United Airlines have had the least number of delays on this route over the last 12 months; with about 15% of their flights experiencing any sort of delay.

The number of flights available between Cancún and San Francisco is 1 per day as of August 2026. The most frequent departure time is 12:00PM, with 100% of daily flights leaving in the afternoon.

As of August 2026, 7 flights take off from Cancún and land in San Francisco each week. The most common flight departure day for this route is Mon, with 14% of weekly flights taking off on this day.