United Airlines flights from San Francisco to Cancún (SFO - CUN)

• Can I get a flight from San Francisco to Cancún on United Airlines for under $700?

  Cheapflights users have found 29 United Airlines flights for under $700 on the SFO-CUN route. Prices on flights to Cancún from San Francisco can vary based on many factors including dates. To look at price based on your preferred dates, click here.

• How do most travelers feel about United Airlines?

  The average rating from 4,132 United Airlines reviews by Cheapflights users is 6.3 (out of a maximum rating of 10). If you are considering flying SFO-CUN with Cheapflights, apply your desired dates to the form above to see our best pricing for your trip to Cancún with United Airlines.

Currently, the most affordable month to book a United Airlines flight from San Francisco to Cancún in January, with an average price of $339. Conversely, traveling with United Airlines from San Francisco to Cancún in March will be the most expensive, with an average cost of $424. Various factors influence flight prices, so comparing airlines, departure airports, and times can help reduce costs.

If weather is an important factor for your trip to Cancún, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 86.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 75.2 F).