Find Cheap Flights from San Francisco to Cancún (SFO - CUN)

Flights overview

Useful information for finding cheap flights from San Francisco to Cancún and booking your next trip

Cheapest round-trip flights	$312	Frontier 1 stop 14 hr Fri, May 8 — Thu, May 14	The cheapest round-trip flight from San Francisco to Cancún is currently $312
Cheapest one-way flight	$120	Frontier 1 stop 14 hr Fri, May 8	The cheapest one-way flight from San Francisco to Cancún is currently $120
Cheapest nonstop flights	$463	United Nonstop 6 hr Thu, May 28 — Wed, Jun 3	The cheapest nonstop round-trip flight from San Francisco to Cancún is currently $463
Last-minute weekend getaway	$491	Frontier 1 stop 15 hr Sat, Apr 25 — Mon, Apr 27	The cheapest last-minute weekend getaway from San Francisco to Cancún is currently $491
Cheapest business class flights	$695	Frontier 1 stop 13 hr Sat, Jul 11 — Sat, Jul 18	The cheapest business class round-trip flight from San Francisco to Cancún is currently $695

Fastest flight	5 hr 21 min	The fastest nonstop flight from San Francisco to Cancún takes 5 hr 21 min
Nonstop flights	Every day	There are direct flights on this route every day.

When is the cheapest time to fly?

The cheapest month to fly from San Francisco to Cancún is typically February. The most expensive month to fly is typically June.

February Cheapest	Typical prices: $325–520
June Most expensive	Typical prices: $425–540

Popular airlines from San Francisco to Cancún

United

Nonstop

from $363

Typical price: $410–640

14 weekly nonstop flights

SFO - CUN Every day

358 weekly connecting flights

SFO - CUN Every day
American

from $448

Typical price: $475–720

241 weekly connecting flights

SFO - CUN Every day
Delta

from $503

Typical price: $465–790

182 weekly connecting flights

SFO - CUN Every day
Aeromexico

from $503

Typical price: $470–840

62 weekly connecting flights

SFO - CUN Every day
Southwest

from $518

Typical price: $540–820

55 weekly connecting flights

SFO - CUN Every day
JetBlue

from $602

Typical price: $495–1,050

33 weekly connecting flights

SFO - CUN Every day

Popular airports near San Francisco

San Francisco International Airport (SFO)

San Francisco United States 20 min 11 mi
Oakland San Francisco Bay Airport (OAK)

Oakland United States 28 min 11 mi
Sacramento International Airport (SMF)

Sacramento United States 1 hr 35 min 78 mi
San Jose Mineta International Airport (SJC)

San Jose United States 52 min 39 mi

Popular airports near Cancún

Cancun International Airport (CUN)

Cancún Mexico 24 min 9 mi
Aeropuerto Internacional de Tulum Felipe Carrillo Puerto (TQO)

Tulum Mexico 2 hr 26 min 86 mi
Cozumel International Airport (CZM)

Cozumel Mexico 2 hr 30 min 44 mi
Mérida International Airport (MID)

Merida Mexico 3 hr 37 min 181 mi

Frequently asked questions about flying from San Francisco to Cancún

The cheapest flights from San Francisco to Cancún are usually in February. Typical ticket prices in February range from $325 to $520.

The cheapest round-trip flight from San Francisco to Cancún recently found on Google Flights was with Frontier from $312. The cheapest one-way flight was with Frontier from $120.

Some of the cheapest round-trip deals we found with different airlines:

The cheapest United flight from San Francisco to Cancún is $363, flying from May 11 to May 20.
The cheapest American flight from San Francisco to Cancún is $448, flying from May 31 to Jun 6.
The cheapest Delta flight from San Francisco to Cancún is $503, flying from May 30 to Jun 8.
The cheapest Aeromexico flight from San Francisco to Cancún is $503, flying from Jun 25 to Jul 1.
The cheapest Southwest flight from San Francisco to Cancún is $518, flying from Jul 16 to Jul 22.
The cheapest JetBlue flight from San Francisco to Cancún is $602, flying from May 28 to Jun 5.

The cheapest round-trip flight from San Francisco to Cancún starts at $312 from Fri, May 8 to Thu, May 14. The cheapest one-way flight starts at $120 and departs on Fri, May 8.

5 hr 21 min is the shortest flight time from San Francisco to Cancún.

Peak season is winter (Dec–Apr), becoming busiest during U.S. university students’ spring break (Mar–Apr, dates vary). Summer (Jun–Aug) is very hot and humid. Fall (Sep–Nov) is warm, with a chance of hurricanes. Visits from mid-Jun–late Aug offer the opportunity to snorkel with giant whale sharks off the coast of Isla Holbox, while sea turtle nesting season is Jun–Aug. Key events and holidays include Cinco de Mayo (May 5) and the Cancún Jazz Festival (Sep).

It's easy to use Google Flights to find the cheapest days to fly from San Francisco to Cancún.
Just click the Departure label near the top of the page to open the calendar. Choose a start date and a return date to see how the round-trip fare changes on those specific days.
Adjust the trip type to see one-way fares. The cheapest available flights are highlighted and easy to spot. Once you settle on dates, click the Search button to see flight options and book the deal.

You can also turn on price tracking to get alerts if the price changes for a route or flight.

What counts as the best airline for your flights from San Francisco to Cancún really depends on your individual needs. You may have a favorite carrier or a loyalty program you like, but price, convenience, and airports served also come into play. Flexibility and booking terms – Can you change flights if you want to stay longer or get a refund if you have to postpone your trip? – are also factors that help determine which airline is best to fly from San Francisco to Cancún.

In terms of nonstop flights, United is the most popular. United offers 14 nonstop flights and 358 connecting flights per week. United flies from San Francisco International Airport (SFO) to Cancun International Airport (CUN) .

Other popular airlines flying from San Francisco to Cancún are:

American offers 241 connecting flights per week. American flies from San Francisco International Airport (SFO) to Cancun International Airport (CUN) .
Delta offers 182 connecting flights per week. Delta flies from San Francisco International Airport (SFO) to Cancun International Airport (CUN) .
Aeromexico offers 62 connecting flights per week. Aeromexico flies from San Francisco International Airport (SFO) to Cancun International Airport (CUN) .
Southwest offers 55 connecting flights per week. Southwest flies from San Francisco International Airport (SFO) to Cancun International Airport (CUN) .
JetBlue offers 33 connecting flights per week. JetBlue flies from San Francisco International Airport (SFO) to Cancun International Airport (CUN) .

The number of connecting flights refers to distinct flights with at least one stop between San Francisco and Cancún.

The cheapest round-trip flight from San Francisco to Cancún recently found on Google Flights was with Frontier from $312. The cheapest one-way flight was with Frontier from $120.

Some of the cheapest round-trip deals we found with different airlines:

The cheapest United flight from San Francisco to Cancún is $363, flying from May 11 to May 20.
The cheapest American flight from San Francisco to Cancún is $448, flying from May 31 to Jun 6.
The cheapest Delta flight from San Francisco to Cancún is $503, flying from May 30 to Jun 8.
The cheapest Aeromexico flight from San Francisco to Cancún is $503, flying from Jun 25 to Jul 1.
The cheapest Southwest flight from San Francisco to Cancún is $518, flying from Jul 16 to Jul 22.
The cheapest JetBlue flight from San Francisco to Cancún is $602, flying from May 28 to Jun 5.

United flies direct from San Francisco to Cancún.

There are 14 United direct flights from San Francisco to Cancún per week. Flights are available every day.

Use the Stops filter while searching for flights, to see only nonstop options in your results.

The cheapest last-minute deal between San Francisco and Cancún at price $491 is offered by Frontier from Sat, Apr 25 to Mon, Apr 27.

United flies direct from San Francisco to Cancún.

There are 14 United direct flights from San Francisco to Cancún per week. Flights are available every day.

Use the Stops filter while searching for flights, to see only nonstop options in your results.

There are direct flights from San Francisco to Cancún on a daily basis.

The cheapest direct (nonstop) round-trip flights between San Francisco and Cancún start at $463 from Thu, May 28 to Wed, Jun 3 with United.

It's easy to find nonstop flights with Google Flights! Once you've searched for flights from San Francisco to Cancún, just select the nonstop flights only option in the 'Stops’ filter in the search form and view all available direct flights and their prices.

The cheapest business class round-trip flights between San Francisco and Cancún start at $695 from Sat, Jul 11 to Sat, Jul 18 with Frontier.

The cheapest economy class round-trip flights between San Francisco and Cancún start at $312 from Fri, May 8 to Thu, May 14.

To book business class trips from San Francisco to Cancún, look for the default Economy selection at the top, and change it to your desired cabin class such as Premium Economy, Business Class, or First Class. You can then select your departure and arrival dates, consider available options, and book your business travel.

You can also adjust the trip type to view one-way fares.

The best last-minute getaway deal for the next weekend between San Francisco and Cancún starts at $491 from Sat, Apr 25 to Mon, Apr 27 with Frontier.

The cheapest last-minute deal between San Francisco and Cancún at price $491 is offered by Frontier from Sat, Apr 25 to Mon, Apr 27.

To find last-minute flight deals from San Francisco to Cancún, start by entering the city names, select the desired departure and return dates, and hit the Search button to view flight options.

You can check for last-minute flights for the same day or adjust the trip type to see one-way fares.