Price observed over the last 3 months for a round trip.
Compare all flight tickets and find cheap flights from San Francisco to Cancún
The cheapest flights right now
San Francisco – Cancun
Outbound – Nov 9, 2026
direct
5h 23m Return – Nov 18, 2026
1 stop
8h 26m LAX
$381
2 days ago
San Francisco – Cancun
Outbound – Nov 10, 2026
direct
5h 13m Return – Nov 18, 2026
direct
6h 7m $422
2 days ago
San Francisco – Cancun
Outbound – Dec 1, 2026
direct
5h 13m Return – Dec 10, 2026
direct
6h 3m $465
3 days ago
San Francisco – Cancun
Outbound – Dec 1, 2026
direct
5h 13m Return – Dec 9, 2026
direct
6h 7m $504
3 days ago
* Prices are in USD per passenger, including taxes, for a round trip. Prices are based on searches carried out within the last 72 hours. Please note that availability and ticket prices are subject to change and should not be considered as the final price quoted.
Cheapest flight tickets
$362
Average price of a round trip
$505
Average flight ticket price recorded over the last 3 months for a round trip.
Flight duration
5h14
A flight from San Francisco to Cancún takes on average 5h14.
Best time
September
According to user searches, the ideal month to go to Cancún is September.
Tips for finding a cheap flight from San Francisco to Cancún
Check out our tips for booking your flight to Cancún (Mexico) from San Francisco (USA) at the cheapest possible price.
Usually, the cheapest month to pick up a ticket on this route is May, with an average flight ticket price of $328 (calculation over the last two years). The most touristic season corresponds to the months of November, October and December.
For the cheapest flights, it is advisable to buy your ticket at least 39 days before the departure date.
The airline offering the cheapest flight tickets is United Airlines. A ticket from the airline United Airlines to Cancún costs on average $460.
The airlines that offer the most flights are United Airlines and United Airlines.
Price of flight tickets from San Francisco to Cancún
Here is some information and tips to know before booking your flight:
- Flight ticket prices range from $362 to $684
- The average price of a flight ticket is about $505
- Prices are lowest for stays in the month of May
- The month in which booking a ticket is cheaper is: October
info departure city :
San Francisco, USA
airport :
San Francisco International Airport (SFO)
local time :
San Francisco is a city in the country USA, the time zone is [[timezone]]. In San Francisco, it is currently {fromLocalTime}, the temperature is on average 20°C, with a minimum of 18°C and a maximum of 25°C.
The city of San Francisco has 1 airport(s): San Francisco
destination info :
Cancún, Mexico
airport :
Cancún International Airport (CUN)
local time :
Cancún is in the country Mexico, the time zone is [[timezone]]. In Cancún, it is currently {toLocalTime}, the temperature is on average 25°C, with a minimum of 24°C and a maximum of 28°C.
The city of Cancún has 1 airport(s): Cancún
Useful info about Cancún
What is the least touristic period to go to Cancún?
If you want to visit Cancún during the least touristic period, choose the month of September.
What is the most popular time to travel to Cancún?
In Cancún, the most popular month is November. It is during this period that the prices offered by airlines are also the highest.
When should I book my flight from San Francisco to Cancún?
According to our data, it is recommended to book your flight 39 days before your departure. If you book your flight ticket 6 weeks before your departure, you may find a price below average. The cheapest day to book a flight from San Francisco to Cancún is Monday.
What are the arrival and destination airports when traveling between San Francisco and Cancún?
When you leave, you can leave from San Francisco, and you will arrive at Cancún.
How to reach San Francisco airport from the city centre?
This information is not available at this time.
Are there other means of transportation to go from San Francisco to Cancún?
Airplane is the only means of transportation listed on Liligo for this journey.
Are there big differences in weather between San Francisco and Cancún?
In summer, the average temperature is 28°C in Cancún and 17°C in San Francisco. The average rainfall in summer is 154 mm in Cancún and 2 mm in San Francisco. In summer, it is warmer in Cancún and it rains less in San Francisco. In winter, it is colder in Cancún and it rains more in San Francisco.
