Cheap Flights from San Francisco (SFO) to Cancun (CUN) from HK$1,134~

View HK$1,134 flight on Sun, 18 Jan 2026Opens in a new window

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

  • notification illustration

    Be in the know

    Get alerts if flight prices drop or rise*
  • deals illustration

    Book smarter

    Save up to 35% on select hotels after you book a flight*
  • trophy illustration

    Earn twice

    Earn your airline miles on top of our rewards
    Sign in

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

Prices were available within the past 7 days and start at HK$1,134 for one-way flights and HK$2,381 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Aeromexico
Sun, 18 Jan - Tue, 27 Jan
SFO
San Francisco
CUN
Cancun
HK$2,381 Return, found 3 days ago
HK$2,381
Return
found 3 days ago
Select Aeromexico flight, departing Sun, 18 Jan from San Francisco to Cancun, returning Tue, 27 Jan, priced at HK$2,381 found 3 days ago
Delta
Sun, 18 Jan - Tue, 27 Jan
SFO
San Francisco
CUN
Cancun
HK$2,381 Return, found 3 days ago
HK$2,381
Return
found 3 days ago
Select Delta flight, departing Sun, 18 Jan from San Francisco to Cancun, returning Tue, 27 Jan, priced at HK$2,381 found 3 days ago
Delta
Sun, 18 Jan - Tue, 27 Jan
SFO
San Francisco
CUN
Cancun
HK$2,381 Return, found 3 days ago
HK$2,381
Return
found 3 days ago
Select Delta flight, departing Sun, 18 Jan from San Francisco to Cancun, returning Tue, 27 Jan, priced at HK$2,381 found 3 days ago
Delta
Sun, 18 Jan - Tue, 27 Jan
SFO
San Francisco
CUN
Cancun
HK$2,410 Return, found 3 days ago
HK$2,410
Return
found 3 days ago
Select Delta flight, departing Sun, 18 Jan from San Francisco to Cancun, returning Tue, 27 Jan, priced at HK$2,410 found 3 days ago
Delta
Sun, 18 Jan - Tue, 27 Jan
SFO
San Francisco
CUN
Cancun
HK$2,425 Return, found 3 days ago
HK$2,425
Return
found 3 days ago
Select Delta flight, departing Sun, 18 Jan from San Francisco to Cancun, returning Tue, 27 Jan, priced at HK$2,425 found 3 days ago
Aeromexico
Sun, 18 Jan - Tue, 27 Jan
SFO
San Francisco
CUN
Cancun
HK$2,454 Return, found 3 days ago
HK$2,454
Return
found 3 days ago
Select Aeromexico flight, departing Sun, 18 Jan from San Francisco to Cancun, returning Tue, 27 Jan, priced at HK$2,454 found 3 days ago
Delta
Sun, 18 Jan - Tue, 27 Jan
SFO
San Francisco
CUN
Cancun
HK$2,641 Return, found 3 days ago
HK$2,641
Return
found 3 days ago
Select Delta flight, departing Sun, 18 Jan from San Francisco to Cancun, returning Tue, 27 Jan, priced at HK$2,641 found 3 days ago
American Airlines
Sun, 18 Jan - Tue, 27 Jan
SFO
San Francisco
CUN
Cancun
HK$2,750 Return, found 3 days ago
HK$2,750
Return
found 3 days ago
Select American Airlines flight, departing Sun, 18 Jan from San Francisco to Cancun, returning Tue, 27 Jan, priced at HK$2,750 found 3 days ago
United
Sun, 18 Jan - Tue, 27 Jan
SFO
San Francisco
CUN
Cancun
HK$2,940 Return, found 3 days ago
HK$2,940
Return
found 3 days ago
Select United flight, departing Sun, 18 Jan from San Francisco to Cancun, returning Tue, 27 Jan, priced at HK$2,940 found 3 days ago
Air Canada
Sun, 18 Jan - Tue, 27 Jan
SFO
San Francisco
CUN
Cancun
HK$4,331 Return, found 3 days ago
HK$4,331
Return
found 3 days ago
Select Air Canada flight, departing Sun, 18 Jan from San Francisco to Cancun, returning Tue, 27 Jan, priced at HK$4,331 found 3 days ago

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

February is typically the cheapest month to fly

From HK$2,503 - HK$3,535 per traveller.
San Francisco to Cancun route information
Origin airport
San Francisco Intl.
Destination airport
Cancun Intl.
Return price
HK$2,381
Distance
3849 km
Average flight time
8 hours 19 mins

Flights from San Francisco to Cancun

Book cheap flights from San Francisco (SFO) to Cancun (CUN) on Expedia.com.hk. Find the best flight deals to destinations around the world for your next leisure or business travel on Expedia.com.hk.

Search for flights from San Francisco (SFO) to Cancun (CUN) to find great flight deals suitable to your travel date and time. Expedia.com.hk flight booking search engine is simple to use and looking for cheap flights is as easy as a click of a mouse or on your mobile devices.

Be assured that you’re seeing the best price guaranteed! Our friendly customer service representatives are here to serve you 24 hours day to provide assistance and answer any questions that you may have about booking your San Francisco (SFO) to Cancun (CUN) trip. Call us at 3077-4857 (direct number - 24 hours day for English).

Save more when combine your Cancun flight with a hotel for a package deal! Discover additional savings by booking in advance. Now you can find activities in Cancun and things to do in Cancun for your perfect vacation with Expedia Thing to Do.

If you would like to book flights to Cancun more flexibly, many prefer to purchase one-way tickets with options to take different airlines. A one way ticket to Cancun is HK$1,134 now!

 

Frequently asked questions

How much is a flight from SFO to Cancun Airport?
Pack your bags, because round-trip journeys from San Francisco Intl. Airport (SFO) to CUN start from HK$2,381. That's based on fares listed within the last 7 days on Expedia for flights departing within the next year. Prices can go up quickly, so book today to nab the best deal. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from SFO to CUN?
This can differ between air carriers, as each has its own set of terms and conditions. Head to the Customer Service Portal, where there are simple instructions on how to cancel online.
How do I find cheap flights from SFO to CUN that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for SFO to CUN flights, you'll see a "no change fees" filter for you to select.
How far is the flight from SFO to CUN?
The flight distance from San Francisco to Cancun is 3,900 kilometers. Pack yourself a drink, a few snacks and something to read. Keep yourself occupied and the hours will zip by.
Which airlines fly direct from San Francisco Intl. Airport (SFO) to CUN?
United Airlines (UA) is a popular choice. It operates 60 flights from San Francisco Airport to CUN each month. Alaska Airlines (AS) is another popular choice. It offers 4 flights every month. Between these two airlines, you'll be able to find a great deal from San Francisco to Cancun.
Are San Francisco Intl. Airport (SFO) to Cancun Intl. Airport (CUN) flight tickets cheaper when they're purchased at the last minute?
Flight prices go up and down like a yo-yo, so not always. While last-minute deals between San Francisco Intl. Airport (SFO) and Cancun Airport are possible, it also makes sense to keep track of prices well before you fly. In fact, some carriers release their prices up to 12 months before the departure date. Expedia is continuously updating the biggest airfare bargains around, so keep checking and be ready to lock in your seat when the price dips.

Explore a world of travel with Expedia

*Available to Expedia members.