Cheap flights from San Francisco to Cancún from $144
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Francisco to Cancún departing on 8/23. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Hawaiian Airlines flights from San Francisco to Cancún
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Frontier flights from San Francisco to Cancún
Our best Frontier deals on San Francisco to Cancún flight tickets
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How to get the cheapest flight ticket from San Francisco to Cancún
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to Cancún?
If you don’t want to visit Cancún in January, then you should wait until March to fly from San Francisco, when ticket prices are also cheap, with an average price of $579.
What is the cheapest day to depart on your flight to Cancún?
The cheapest day to depart from San Francisco to Cancún is on a Tuesday when prices can be found for as low as $650. If your travel schedule is flexible, try to avoid departing on a Thursday because tickets tend to average around $722. These prices are subject to change though, so be sure to set up a Price Alert for flights to Cancún.
What is the cheapest time of day to depart on your flight to Cancún?
Our most recent data shows that the best time of day to fly to Cancún is in the afternoon. Flights from San Francisco to Cancún during this time can be as low as $408. Flights to Cancún are more costly in the morning, with an average ticket price of $680. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.
What is the cheapest San Francisco to Cancun flight route?
Fly from San Francisco to Cancun for the best San Francisco - Cancun flight prices
How far in advance should I book a flight to Cancún?
You are more likely to see cheaper flights to Cancún from San Francisco when booking 10 weeks ahead of your departure date. In general, you can expect to find flights to Cancún for around $642 when searching 10 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Cancún from San Francisco for as low as $597 on momondo.
What cabin class options are available on San Francisco to Cancun flights?
There are 4 cabin classes available to choose from on San Francisco to Cancun flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
What is the cheapest airline that flies from San Francisco to Cancun?
Frontier, Alaska Airlines, and Hawaiian Airlines are the most popular carriers operating from San Francisco to Cancun
What airlines fly to Cancún?
United Airlines, American Airlines and Alaska Airlines are the top three most popular airlines that fly to Cancún from San Francisco according to our data. United Airlines is the first choice among our users, with 70% of people opting to fly with this airline when traveling to Cancún. Keep in mind that there are 15 different airlines that fly to Cancún on a routine basis, so you have a few additional options to choose from.
How many flights depart from San Francisco to Cancún on average per day?
2 flights are operational daily from San Francisco to Cancún as of June 2025. The most popular departure time for this route is 7:00AM, with 66% of flights per day taking off at noon.
How many flights depart from San Francisco to Cancún on average per week?
The number of flights available between San Francisco and Cancún is 20 per week as of June 2025. The most frequent departure day is Mon, with 15% of weekly flights leaving on this day.
When to book flights from San Francisco to Cancún
Cheap San Francisco to Cancún (SFO to CUN) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from San Francisco to Cancún
How far is San Francisco to Cancun by plane?
The straight-line distance from San Francisco to Cancun is 2407.1 mi. Flights usually cover this in 7h 00m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from San Francisco Airport to Cancun Airport?
Prices for flights from San Francisco Airport to Cancun Airport are updated daily.
How many operators does momondo search for flights from San Francisco Airport to Cancun Airport?
As of June 2025, there are 14 operators available to choose from for flights from San Francisco Airport to Cancun Airport.
How old do you have to be to fly from San Francisco Airport to Cancun Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San Francisco Airport to Cancun Airport.
What documentation or ID do you need to fly to Cancun Airport?
The travel and health documents required for your trip to Cancun Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Cancun Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from San Francisco to Cancún?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from San Francisco to Cancún is Boeing 737-900 (44.37% of total bookings). The next most popular plane models are Boeing 737 MAX 9 (41.90%), Boeing 737 (9.96%), and Boeing 737-900 Passenger/BBJ3 (winglets) (2.31%).
What is the most popular airline from San Francisco to Cancún?
momondo data reveals that the most frequently booked airline on the route from San Francisco to Cancún is United Airlines, representing 69% of all bookings. The subsequent popular airlines are Alaska Airlines at 9%, American Airlines at 7%, and Aeromexico at 4%.
Best airlines flying from San Francisco to Cancún
Compare and see reviews for airlines that fly from San Francisco to Cancún with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $130 | Free Cancellation | Rating 5.9 3,295 reviews | |||
| PriceFrom $232 | Free Cancellation | Rating 6.9 788 reviews | |||
| PriceFrom $269 | Free Cancellation | Rating 7.8 2,494 reviews | |||
| PriceFrom $306 | Free Cancellation | Rating 8.0 7,946 reviews | |||
| PriceFrom $332 | Free Cancellation | Rating 7.5 1,706 reviews | |||
| PriceFrom $342 | Free Cancellation | Rating 8.0 10,000 reviews | |||
| PriceFrom $369 | Free Cancellation | Rating 6.7 1,170 reviews | |||
| PriceFrom $378 | Free Cancellation | Rating 7.3 2,925 reviews | |||
| PriceFrom $410 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $427 | Free Cancellation | Rating 7.4 8,790 reviews |
United Airlines Flights From San Francisco to Cancún
Across 20 United Airlines flights from San Francisco to Cancún this week, the average price was $670, with the best United Airlines deals starting from $427 round-trip. 8,790 users have rated United Airlines on momondo, with an average score of 7.4/10.
Traveling to a place near Cancún?
Book flights to Cancún if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from San Francisco to Cancún?
It is quick and easy to find San Francisco to Cancún flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Cancún that suits you.
Can I find flights from San Francisco to Cancún with flexible booking policies on momondo?
Yes. momondo allows you to filter the results for San Francisco to Cancún flights to just show those with flexible booking policies.
How can momondo help me find flights from San Francisco to Cancún?
momondo provides multiple filters to help you find the best flight to Cancún from San Francisco. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.
I’m not ready to book a flight from San Francisco to Cancún right now. Can momondo alert me if prices change?
Yes momondo offers price alerts on flights to Cancún from San Francisco. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.