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

Flights overview

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

Cheapest round-trip flights	$344	Frontier 1 stop 23 hr Mon, Jul 20 — Wed, Jul 29	The cheapest round-trip flight from Cancún to San Francisco is currently $344
Cheapest one-way flight	$197	Frontier 1 stop 11 hr Wed, Jul 15	The cheapest one-way flight from Cancún to San Francisco is currently $197
Cheapest nonstop flights	$377	United Nonstop 6 hr Thu, Jul 16 — Wed, Jul 22	The cheapest nonstop round-trip flight from Cancún to San Francisco is currently $377
Last-minute weekend getaway	$460	United Nonstop 6 hr Sat, May 9 — Sun, May 10	The cheapest last-minute weekend getaway from Cancún to San Francisco is currently $460
Cheapest business class flights	$618	Frontier 1 stop 11 hr Thu, Jul 9 — Wed, Jul 15	The cheapest business class round-trip flight from Cancún to San Francisco is currently $618

Fastest flight	5 hr 48 min	The fastest nonstop flight from Cancún to San Francisco takes 5 hr 48 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 Cancún to San Francisco is typically February. The most expensive month to fly is typically September.

February Cheapest	Typical prices: $285–475
September Most expensive	Typical prices: $430–570

Popular airlines from Cancún to San Francisco

United

Nonstop

from $377

Typical price: $395–630

14 weekly nonstop flights

CUN - SFO Every day

298 weekly connecting flights

CUN - SFO Every day
American

from $383

Typical price: $450–720

306 weekly connecting flights

CUN - SFO Every day
Delta

from $460

Typical price: $445–750

162 weekly connecting flights

CUN - SFO Every day
Aeromexico

from $461

Typical price: $445–850

65 weekly connecting flights

CUN - SFO Every day
Southwest

from $391

Typical price: $530–850

56 weekly connecting flights

CUN - SFO Every day
COPA

from $1,279

Typical price: $1,250–2,750

29 weekly connecting flights

CUN - SFO Every day

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

Popular airports near San Francisco

San Francisco International Airport (SFO)

San Francisco United States 19 min 11 mi
Oakland San Francisco Bay Airport (OAK)

Oakland United States 27 min 11 mi
Sacramento International Airport (SMF)

Sacramento United States 1 hr 34 min 78 mi
San Jose Mineta International Airport (SJC)

San Jose United States 51 min 39 mi

Frequently asked questions about flying from Cancún to San Francisco

The cheapest flights from Cancún to San Francisco are usually in February. Typical ticket prices in February range from $285 to $475.

The cheapest round-trip flight from Cancún to San Francisco recently found on Google Flights was with Frontier from $344. The cheapest one-way flight was with Frontier from $197.

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

The cheapest United flight from Cancún to San Francisco is $377, flying from Jul 9 to Jul 15.
The cheapest American flight from Cancún to San Francisco is $383, flying from May 21 to May 28.
The cheapest Delta flight from Cancún to San Francisco is $460, flying from Jun 25 to Jul 3.
The cheapest Aeromexico flight from Cancún to San Francisco is $461, flying from Jun 25 to Jul 3.
The cheapest Southwest flight from Cancún to San Francisco is $391, flying from Jul 11 to Jul 19.
The cheapest COPA flight from Cancún to San Francisco is $1,279, flying from Jul 16 to Jul 22.

The cheapest round-trip flight from Cancún to San Francisco starts at $344 from Mon, Jul 20 to Wed, Jul 29. The cheapest one-way flight starts at $197 and departs on Wed, Jul 15.

5 hr 48 min is the shortest flight time from Cancún to San Francisco.

Apr–Dec is when most people visit San Francisco, with crowds peaking in summer. Although average temperatures are higher then, mornings and evenings often have damp, chilly fog. In summer, street fairs and cultural institutions offer free outdoor entertainment. Winter visitors will find the opera and ballet seasons in full swing. Major annual events include Chinese New Year (Feb), Bay to Breakers footrace (May), San Francisco Pride parade and festival (Jun), and San Francisco Fleet Week (Oct).

It's easy to use Google Flights to find the cheapest days to fly from Cancún to San Francisco.
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 Cancún to San Francisco 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 Cancún to San Francisco.

In terms of nonstop flights, United is the most popular. United offers 14 nonstop flights and 298 connecting flights per week. United flies from Cancun International Airport (CUN) to San Francisco International Airport (SFO) .

In terms of flights, American is the most popular. American offers 306 connecting flights per week. American flies from Cancun International Airport (CUN) to San Francisco International Airport (SFO) .

Other popular airlines flying from Cancún to San Francisco are:

Delta offers 162 connecting flights per week. Delta flies from Cancun International Airport (CUN) to San Francisco International Airport (SFO) .
Aeromexico offers 65 connecting flights per week. Aeromexico flies from Cancun International Airport (CUN) to San Francisco International Airport (SFO) .
Southwest offers 56 connecting flights per week. Southwest flies from Cancun International Airport (CUN) to San Francisco International Airport (SFO) .
COPA offers 29 connecting flights per week. COPA flies from Cancun International Airport (CUN) to San Francisco International Airport (SFO) .

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

The cheapest round-trip flight from Cancún to San Francisco recently found on Google Flights was with Frontier from $344. The cheapest one-way flight was with Frontier from $197.

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

The cheapest United flight from Cancún to San Francisco is $377, flying from Jul 9 to Jul 15.
The cheapest American flight from Cancún to San Francisco is $383, flying from May 21 to May 28.
The cheapest Delta flight from Cancún to San Francisco is $460, flying from Jun 25 to Jul 3.
The cheapest Aeromexico flight from Cancún to San Francisco is $461, flying from Jun 25 to Jul 3.
The cheapest Southwest flight from Cancún to San Francisco is $391, flying from Jul 11 to Jul 19.
The cheapest COPA flight from Cancún to San Francisco is $1,279, flying from Jul 16 to Jul 22.

United flies direct from Cancún to San Francisco.

There are 14 United direct flights from Cancún to San Francisco 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 Cancún and San Francisco at price $460 is offered by United from Sat, May 9 to Sun, May 10.

United flies direct from Cancún to San Francisco.

There are 14 United direct flights from Cancún to San Francisco 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 Cancún to San Francisco on a daily basis.

The cheapest direct (nonstop) round-trip flights between Cancún and San Francisco start at $377 from Thu, Jul 16 to Wed, Jul 22 with United.

It's easy to find nonstop flights with Google Flights! Once you've searched for flights from Cancún to San Francisco, 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 Cancún and San Francisco start at $618 from Thu, Jul 9 to Wed, Jul 15 with Frontier.

The cheapest economy class round-trip flights between Cancún and San Francisco start at $344 from Mon, Jul 20 to Wed, Jul 29.

To book business class trips from Cancún to San Francisco, 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 Cancún and San Francisco starts at $460 from Sat, May 9 to Sun, May 10 with United.

The cheapest last-minute deal between Cancún and San Francisco at price $460 is offered by United from Sat, May 9 to Sun, May 10.

To find last-minute flight deals from Cancún to San Francisco, 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.