$175 Cheap Flights from Cancun (CUN) to San Francisco (SFO)

View $175 flight on Sun, Nov 23, 2025Opens in a new window

Popular airlines from Cancun Intl. Airport (CUN) to San Francisco Intl. Airport (SFO)

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Cheap Flights from Cancun to San Francisco (CUN-SFO)

Prices were available within the past 7 days and start at $175 for one-way flights and $324 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Sat, Nov 22 - Sun, Nov 30
CUN
Cancun
SFO
San Francisco
$324 Roundtrip, found 23 hours ago
$324
Roundtrip
found 23 hours ago
Select Alaska Airlines flight, departing Sat, Nov 22 from Cancun to San Francisco, returning Sun, Nov 30, priced at $324 found 23 hours ago
Alaska Airlines
Fri, Dec 19 - Sun, Jan 11
CUN
Cancun
SFO
San Francisco
$325 Roundtrip, found 1 day ago
$325
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Fri, Dec 19 from Cancun to San Francisco, returning Sun, Jan 11, priced at $325 found 1 day ago
United
Thu, Oct 23 - Sat, Nov 29
CUN
Cancun
SFO
San Francisco
$327 Roundtrip, found 2 hours ago
$327
Roundtrip
found 2 hours ago
Select United flight, departing Thu, Oct 23 from Cancun to San Francisco, returning Sat, Nov 29, priced at $327 found 2 hours ago
Alaska Airlines
Tue, Dec 23 - Tue, Dec 30
CUN
Cancun
SFO
San Francisco
$327 Roundtrip, found 5 hours ago
$327
Roundtrip
found 5 hours ago
Select Alaska Airlines flight, departing Tue, Dec 23 from Cancun to San Francisco, returning Tue, Dec 30, priced at $327 found 5 hours ago
United
Sat, Nov 22 - Sun, Nov 30
CUN
Cancun
SFO
San Francisco
$328 Roundtrip, found 23 hours ago
$328
Roundtrip
found 23 hours ago
Select United flight, departing Sat, Nov 22 from Cancun to San Francisco, returning Sun, Nov 30, priced at $328 found 23 hours ago
American Airlines
Fri, Dec 5 - Sun, Dec 7
CUN
Cancun
SFO
San Francisco
$329 Roundtrip, found 6 days ago
$329
Roundtrip
found 6 days ago
Select American Airlines flight, departing Fri, Dec 5 from Cancun to San Francisco, returning Sun, Dec 7, priced at $329 found 6 days ago
Alaska Airlines
Tue, Nov 25 - Sat, Nov 29
CUN
Cancun
SFO
San Francisco
$330 Roundtrip, found 1 day ago
$330
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Tue, Nov 25 from Cancun to San Francisco, returning Sat, Nov 29, priced at $330 found 1 day ago
United
Thu, Oct 23 - Tue, Dec 2
CUN
Cancun
SFO
San Francisco
$331 Roundtrip, found 2 hours ago
$331
Roundtrip
found 2 hours ago
Select United flight, departing Thu, Oct 23 from Cancun to San Francisco, returning Tue, Dec 2, priced at $331 found 2 hours ago
Aeromexico
Fri, Oct 24 - Sun, Nov 2
CUN
Cancun
SFO
San Francisco
$334 Roundtrip, found 6 hours ago
$334
Roundtrip
found 6 hours ago
Select Aeromexico flight, departing Fri, Oct 24 from Cancun to San Francisco, returning Sun, Nov 2, priced at $334 found 6 hours ago
Delta
Tue, Feb 3 - Tue, Feb 10
CUN
Cancun
SFO
San Francisco
$340 Roundtrip, found 5 hours ago
$340
Roundtrip
found 5 hours ago
Select Delta flight, departing Tue, Feb 3 from Cancun to San Francisco, returning Tue, Feb 10, priced at $340 found 5 hours ago

Find the cheapest month to fly from Cancun (CUN) to San Francisco (SFO)

February is typically the cheapest month to fly

From $301 - $548 per traveler.

Frequently asked questions

How much does a flight from Cancun Intl. Airport (CUN) to San Francisco Intl. Airport (SFO) cost?
Get a cheap one-way flight from $175 or cheap return flight from $324 from Cancun Intl. Airport (CUN) to San Francisco Intl. Airport (SFO) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Cancun Intl. Airport (CUN) to San Francisco Intl. Airport (SFO)?
November is the least expensive month to fly from CUN to SFO. Avoiding peak travel times is often the key to finding better deals on flights.
Which airlines fly direct from Cancun Intl. Airport (CUN) to San Francisco Intl. Airport (SFO)?
Board a direct flight with United Airlines and go straight from Cancun Intl. Airport (CUN) to San Francisco Intl. Airport (SFO).
What is the cheapest airline that flies from Cancun Intl. Airport (CUN) to San Francisco Intl. Airport (SFO)?
While prices may vary depending on when you travel, Alaska Airlines and United Airlines are often among the top picks for flights between Cancun Intl. Airport (CUN) and San Francisco Intl. Airport (SFO). You can also compare airlines on Expedia and use the "Sort by" filter to find the cheapest ticket for your CUN to SFO flight.
How many flights per day from Cancun Intl. Airport (CUN) to San Francisco Intl. Airport (SFO)?
With, on average, 2 direct flights that operate from Cancun Intl. Airport (CUN) to San Francisco Intl. Airport (SFO) each day, you'll be up in the air in no time.
What are the most popular departure times for flights from Cancun Intl. Airport (CUN) to San Francisco Intl. Airport (SFO)?
More people fly between CUN and SFO at 5 PM than at any other time of day. Rather go when it's quieter? Travel outside of rush hours and there's a chance you'll save on your fare as well.
What day of the week has the most flights from CUN to SFO?
Depart on a Saturday if you're searching for the biggest selection of flights from Cancun Intl. Airport (CUN) to San Francisco Intl. Airport (SFO).
What is the earliest flight from Cancun Intl. Airport (CUN) to San Francisco Intl. Airport (SFO)?
Cancun Intl. Airport (CUN)'s earliest flight to San Francisco Intl. Airport (SFO) is at approximately 1:10PM UTC-5. With a total flight time of 6h 3m, you'll touch down at around 4:13PM UTC-8.
How long does it take to fly from Cancun Intl. Airport (CUN) to San Francisco Intl. Airport (SFO)?
The average flight time from CUN to SFO is 6 hours and 3 minutes, covering a total distance of 2,400 mi.
What airline has the least delays from CUN to SFO?
With 83% of journeys typically arriving on schedule, United Airlines has the best on-time performance for direct flights from Cancun Intl. Airport (CUN) to San Francisco Intl. Airport (SFO). To keep track of your flight status and get notified about any changes, simply head to the Expedia App.
What is the best time to fly from Cancun Intl. Airport (CUN) to San Francisco Intl. Airport (SFO)?
To land at San Francisco Intl. Airport (SFO) on schedule, select a flight that takes off from Cancun Intl. Airport (CUN) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this hour.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for San Francisco from Cancun Intl. Airport (CUN)?
San Francisco Intl. Airport (SFO) is the only airport in San Francisco with direct flights from Cancun Intl. Airport (CUN). Browse the available options and find cheap fares on Expedia.
Is it cheaper to buy a plane ticket from Cancun Intl. Airport (CUN) to San Francisco Intl. Airport (SFO) last-minute?
Holding off until just before your departure to book a ticket from CUN to SFO generally means paying more. While you may come across some last-minute deals, they're not always guaranteed. Be flexible with your itinerary for a better chance of landing a bargain.
Is it cheaper to book a CUN to SFO flight and hotel package?
You'll generally save money by securing a CUN to SFO flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's simple to manage it all in one convenient place. After choosing your ideal flights and accommodations, consider adding extras like activities, tours and car rentals.
Can I cancel or change the date of my flight from Cancun Intl. Airport (CUN) to San Francisco Intl. Airport (SFO)?
In most cases, you can cancel or modify your CUN to SFO flight. However, there may be additional charges, especially if your booking was made more than 24 hours ago. Check your itinerary for the airline's policies and fees on flight changes, or if you want more details, head to our Customer Service portal.

Travel information

Travel information

Origin airport
Cancun Intl.
Destination airport
San Francisco Intl.
Airlines serving
Aeromexico, Air Canada, Alaska Airlines, American Airlines, Delta, Frontier Airlines, Hawaiian Airlines, JetBlue Airways, Southwest Airlines, Sun Country Airlines, United, avianca
Roundtrip price
$323
Distance
2405 mi
Average flight time
6 hours 47 mins

Book with confidence

Book with confidence

Cancun to San Francisco Flights

The cheapest times to fly from Cancun to San Francisco

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Cancun to San Francisco are during the month of November. You can find some of the cheapest flights from Cancun to San Francisco with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Cancun to San Francisco

Sunday is one of the best days to book for cheap flights from Cancun to San Francisco: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Cancun to San Francisco

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Cancun to San Francisco in 2025. You can also book with separate airlines for your outbound and return journeys, from $175 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Cancun to San Francisco flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Cancun to San Francisco airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Cancun to San Francisco Flights

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Explore a world of travel with Expedia

*Available to One Key members.