Cancún to San Francisco flights from $342

Flights starting at $342. Choose between United Airlines, Frontier Airlines, or VivaAerobus to find the best price.

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Travelers usually depart from Cancún International, or Cancún Bus Station when they travel from Cancún to San Francisco. Book your trip to arrive at San Francisco International, San Francisco, CA Bus Stop, San Francisco, CA Train Station, San Francisco, CA - Salesforce Plaza, or San Francisco, CA - Fisherman’s Wharf. The distance between Cancún and San Francisco is 3876 km. The most popular airlines for this route are United Airlines, Frontier Airlines, VivaAerobus, Spirit Airlines, and AeroMéxico. Cancún and San Francisco have 401 direct flights per week. When you arrive at San Francisco, consider visiting Alcatraz, Golden Gate Bridge, and Big Sur.

Weekly direct flights

MondaysTuesdaysWednesdaysThursdaysFridaysSaturdaysSundays
Direct flights2323233
Fly direct with

United Airlines on Mondays, Tuesdays, Wednesdays, Thursdays, Fridays, Saturdays, and Sundays.

Alaska Airlines on Sundays.

Check-in for a flight from Cancún to San Francisco

NameCarrier codeIATA CodePassport needed during bookingOnline check-in available
United AirlinesUALUAYesNo
Frontier AirlinesFFTF9NoOpens 24 days before flight
Closes 1 hours before flight
VivaAerobusVIVVBYesOpens 72 days before flight
Closes 4 hours before flight
Spirit AirlinesNKSNKNoOpens 24 days before flight
Closes 1 hours before flight
AeroMéxicoAMXAMYesNo

United States COVID-19 travel restrictions

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Latest COVID-19 restrictions

United States

Kiwi.com/COVID-19/United States
  • Travel through the US land border is allowed for vaccinated travelers

  • Travel is allowed with restrictions for vaccinated travelers

  • No proof of negative pre-departure COVID-19 test results or recovery certificate

  • No quarantine for vaccinated travelers

Latest COVID-19 travel restrictions in United States – 06/2022
Your trip summary

Most travelers from Mexico with proof of full COVID-19 vaccination can enter San Francisco, SFO, but there are restrictions.

Departure

Travel restrictions
  • Travel through the US land border is allowed for vaccinated travelers

  • Travel is allowed with restrictions for vaccinated travelers

  • No proof of negative pre-departure COVID-19 test results or recovery certificate

  • No quarantine for vaccinated travelers

Visa requirements
  • Visitor visa

Forms and documents
  • Mandatory proof of vaccination for the United States

  • Mandatory travel attestation form

Return

Travel restrictions
  • Travel is allowed

  • No proof of a negative pre-departure COVID-19 test required

  • No quarantine required

Visa requirements
  • Visitor visa

Additional information
  • Masks are mandatory in public in some cities

Information is provided as guidance only and accurate at the time of publishing. Always check government websites and airline materials before booking and traveling.

Learn more about COVID-19 restrictions in United States in our dedicated Stories article.

Frequently asked questions

How long does it take to travel from Cancún to San Francisco?
A one-way nonstop (direct) flight between Cancún and San Francisco takes around 5.8 hours.
What is the flight distance between Cancún and San Francisco?
The flight distance between Cancún and San Francisco is 3876 km.
What airlines offer nonstop (direct) flights between Cancún and San Francisco?
Several carriers operate flights between Cancún and San Francisco. Airlines offering nonstop (direct) flights include Alaska Airlines, United Airlines.
What are the most popular routes to and from Cancún?
Travelers frequently search for route combinations, such as Cancún and Los Angeles, Mexico City, Tijuana, New York, Chicago, Denver, Guadalajara, Houston, Atlanta, Philadelphia, San José, Monterrey, Madrid, Las Vegas, Bogotá, London, Tuxtla Gutiérrez, San José del Cabo, Medellín, Washington, D.C..
What are the most popular routes to and from San Francisco?
Travelers frequently search for route combinations, such as San Francisco and Las Vegas, Denver, Washington, D.C., Atlanta, Chicago, Austin, London, Paris, New York, Barcelona, Rome, Orlando, Mexico City, New Orleans, Amsterdam, Charlotte, Cincinnati, Houston, Dallas, Lisbon.
What airports are near Cancún?
The main airport in Cancún is Cancún International. It is also served by Cancún International.
What airports are near San Francisco?
The main airport in San Francisco is San Francisco International. It is also served by San Francisco International, Sacramento International, Oakland International, San Jose International, Stockton Metropolitan, Monterey Regional, Charles M. Schulz–Sonoma County, Merced Regional, Buchanan Field.
What buses and trains depart from Cancún?
A number of bus and train companies depart from Cancún, including ADO.
Is it possible to combine flights, buses, and trains in one itinerary when traveling between Cancún and San Francisco?
Yes, it's possible to combine different modes of transport between Cancún and San Francisco thanks to our Virtual Interlining technology. Making use of not only flights but also trains and buses between Cancún and San Francisco can give rise to new adventures. Read more about how Virtual Interlining works on Kiwi.com Stories.
What is Virtual Interlining and how do I use it?
Which airlines fly between Cancún and San Francisco?
When's the best time to travel between Cancún and San Francisco?
What flights operate between Cancún and San Francisco?
How many airports are there near Cancún?
How many airports are there near San Francisco?
Is it possible to reach Cancún by bus or train?
What time do nonstop (direct) flights between Cancún and San Francisco depart?
What time do nonstop (direct) flights between Cancún and San Francisco arrive?
What time do flights between Cancún and San Francisco depart?
What time do flights between Cancún and San Francisco arrive?

Planning a trip? Thanks to our Virtual Interlining algorithm, we offer billions of route combinations between any A and any B in the world by plane, train, and bus. Find the cheapest routes and best deals for you, as well as the best dates on which to travel.

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