Cancún

$160+ Cheap flights from San Francisco (SFO) to Cancún (CUN)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/17. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — CUN
Mar 20 — Mar 271
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Find cheap flights from San Francisco to Cancún with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

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3. Compare prices and book

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Cheapflights Tip: The best prices from San Francisco to Cancun are usually found in January or February, booked 83 days in advance, depart on a Monday or Tuesday and return on a Wednesday

Cheap flight deals from San Francisco to Cancún

Cheapest flights from San Francisco to Cancún
Explore the most affordable flight options available from San Francisco to Cancún. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 18, 2026.

This Kiwi.com deal was found by Cheapflights users on 2/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/155:49 pm
SFO
-
CUN
2 stops18h 17m
Multiple Airlines
Wed 4/223:54 pm
CUN
-
SFO
1 stop9h 31m
Multiple Airlines
Deal found 2/16$343
This Kiwi.com deal was found by Cheapflights users on 2/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/168:09 pm
SFO
-
CUN
2 stops13h 56m
Multiple Airlines
Thu 3/265:27 pm
CUN
-
SFO
1 stop23h 59m
Multiple Airlines
Deal found 2/17$346
This Frontier deal was found by Cheapflights users on 2/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/1410:38 pm
SFO
-
CUN
1 stop14h 18m
Frontier
Tue 4/213:54 pm
CUN
-
SFO
1 stop9h 31m
Frontier
Deal found 2/17$349
This Kiwi.com deal was found by Cheapflights users on 2/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/116:00 am
SFO
-
CUN
1 stop27h 24m
Frontier
Wed 4/153:54 pm
CUN
-
SFO
1 stop9h 31m
Frontier
Deal found 2/18$350
This Kiwi.com deal was found by Cheapflights users on 2/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/2411:16 pm
SFO
-
CUN
1 stop10h 15m
Frontier
Wed 5/63:54 pm
CUN
-
SFO
1 stop9h 31m
Frontier
Deal found 2/17$351
This Kiwi.com deal was found by Cheapflights users on 2/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/276:29 pm
SFO
-
CUN
2 stops17h 19m
Multiple Airlines
Tue 5/54:09 pm
CUN
-
SFO
1 stop26h 45m
Multiple Airlines
Deal found 2/18$352
This Kiwi.com deal was found by Cheapflights users on 2/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/187:40 pm
SFO
-
CUN
2 stops14h 21m
Frontier
Wed 5/63:54 pm
CUN
-
SFO
1 stop9h 31m
Frontier
Deal found 2/18$353
This Kiwi.com deal was found by Cheapflights users on 2/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/285:47 pm
SFO
-
CUN
2 stops18h 52m
Frontier
Fri 5/13:54 pm
CUN
-
SFO
1 stop10h 28m
Frontier
Deal found 2/17$354
This Kiwi.com deal was found by Cheapflights users on 2/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/98:09 pm
SFO
-
CUN
2 stops13h 56m
Multiple Airlines
Tue 3/3110:08 am
CUN
-
SFO
1 stop16h 20m
Multiple Airlines
Deal found 2/15$355
This Kiwi.com deal was found by Cheapflights users on 2/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/129:00 pm
SFO
-
CUN
1 stop12h 24m
Frontier
Wed 4/153:54 pm
CUN
-
SFO
1 stop9h 31m
Frontier
Deal found 2/17$356
This Frontier deal was found by Cheapflights users on 2/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/186:00 am
SFO
-
CUN
1 stop8h 17m
Frontier
Wed 3/253:54 pm
CUN
-
SFO
1 stop10h 34m
Frontier
Deal found 2/17$358
This Frontier deal was found by Cheapflights users on 2/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/99:24 pm
SFO
-
CUN
2 stops11h 52m
Frontier
Tue 3/179:53 am
CUN
-
SFO
1 stop12h 16m
Frontier
Deal found 2/16$359

Find flight deals from San Francisco to Cancún

Discover tips and strategies to find the most affordable flight options for your journey from San Francisco (SFO) to Cancún (CUN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated February 18, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$343
(Kiwi.com)

One-way from

$160
(Kiwi.com)

Popular in

December

Cheapest in

January

Average price

$573

Good round-trip deal

$508 or less

Good one-way deal

$271 or less
Provider with most accurate pricing for San Francisco-Cancun flight deals.
Provider most trusted by Cheapflights users for San Francisco-Cancun flights.
From San Francisco to Cancun
One-way flight from San Francisco to Cancun
Highest demand for flights based on searches. 3% potential increase in price ($23 potential increase over avg. RT price).
Cheapest flight prices on average. 1% potential price decrease ($11 potential savings vs. average RT price).
Average for round-trip flights in February 2026
Price to beat on a round-trip flight from San Francisco to Cancun.
Price to beat on a one-way flight from San Francisco to Cancun.

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Francisco to Cancún that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 18, 2026.
Use the filters below to find and compare flights from San Francisco to Cancún that are best for you.

Fly from

San Francisco

Fly to

Cancún

Route

Depart

Return

Price

San FranciscoCancún

SFO - CUN

SFOCUN

San Francisco

Sat 5/16

11:59 pm-8:03 pm

1 stop18h 04m

Cancun

Fri 5/22

11:10 am-10:25 pm

1 stop13h 15m

$431

San FranciscoCancún

SFO - CUN

SFOCUN

San Francisco

Mon 3/9

11:01 pm-6:13 am

Nonstop5h 12m

Cancun

Fri 3/13

4:50 pm-8:53 pm

Nonstop6h 03m

$460

San FranciscoCancún

SFO - CUN

SFOCUN

San Francisco

Fri 4/17

11:55 pm-4:35 pm

1 stop14h 40m

Cancun

Thu 4/23

12:25 pm-10:25 pm

1 stop12h 00m

$460

San FranciscoCancún

SFO - CUN

SFOCUN

San Francisco

Tue 4/14

6:00 am-7:40 pm

2 stops11h 40m

Cancun

Tue 4/21

6:50 am-5:21 pm

2 stops12h 31m

$462

San FranciscoCancún

SFO - CUN

SFOCUN

San Francisco

Mon 5/4

12:45 am-10:06 am

1 stop7h 21m

Cancun

Wed 5/13

12:57 pm-4:47 pm

Nonstop5h 50m

$464

San FranciscoCancún

SFO - CUN

SFOCUN

San Francisco

Tue 3/31

5:01 pm-10:05 am

2 stops15h 04m

Cancun

Wed 4/8

6:00 am-1:00 pm

1 stop9h 00m

$469

San FranciscoCancún

SFO - CUN

SFOCUN

San Francisco

Mon 3/30

8:46 am-4:12 pm

Nonstop5h 26m

Cancun

Tue 4/7

2:10 pm-10:55 pm

1 stop10h 45m

$470

San FranciscoCancún

SFO - CUN

SFOCUN

San Francisco

Tue 3/10

11:41 am-2:50 pm

2 stops25h 09m

Cancun

Tue 3/17

6:15 pm-5:44 pm

1 stop25h 29m

$475

San FranciscoCancún

SFO - CUN

SFOCUN

San Francisco

Sat 5/2

2:30 pm-11:20 am

2 stops18h 50m

Cancun

Tue 5/5

6:50 am-5:21 pm

2 stops12h 31m

$475

San FranciscoCancún

SFO - CUN

SFOCUN

San Francisco

Mon 4/27

11:52 pm-11:45 am

1 stop9h 53m

Cancun

Wed 5/6

5:01 pm-8:49 pm

Nonstop5h 48m

$484

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/14

Showing 1-10 of 22 results
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2
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Compare providers for flights from San Francisco to Cancún

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from San Francisco to Cancún in February.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*2 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
CheapfaremartPrice Accuracy-Trust Score*1 star
JustAirTicketPrice Accuracy-Trust Score*1 star
CheapTicketsDealPrice Accuracy3 starsTrust Score*3 stars
Kiwi.comPrice Accuracy3 starsTrust Score*3 stars
GotogatePrice Accuracy2 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy2 starsTrust Score*2 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on San Francisco-Cancún flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Francisco-Cancún flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Francisco-Cancún flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on San Francisco-Cancún flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for San Francisco-Cancún flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from San Francisco to Cancún

Have a flexible travel schedule? Discover the best time to fly to Cancún from San Francisco with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from San Francisco to Cancún

How far ahead should I book a flight from San Francisco to Cancún?

Use this chart to determine the optimal time to book a round-trip flight from San Francisco to Cancún. Price data was last updated on February 18, 2026.

Booking 83 days in advance of your planned departure date is, on average, the best time to get cheap flights from San Francisco to Cancún. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from San Francisco to Cancún?

Currently, July is the cheapest month in which you can book a flight from San Francisco to Cancún (average of $191). Flying from San Francisco to Cancún in December is currently the most expensive (average of $360). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from SFO to CUN?

Find hourly flight availability from San Francisco to Cancún. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 18, 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from San Francisco to Cancún as you normally would.

How much does it cost to fly round-trip from San Francisco to Cancún?

The best insider tips for San Francisco to Cancún flights

AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your San Francisco to Cancún trip
Our travel experts
Harriet Baskas

Harriet Baskas

Expert on SFO

Harriet is an award-winning journalist who is happiest in an airport or an unusual museum. Her stories about airports, air travel, and the business of travel have appeared on NBC News, CNBC, USA TODAY, The Points Guy and other outlets. She is the creator of the StuckatTheAirport.com blog and the author of nine books. When not out on the road or exploring the latest airport amenities, she’s home in Seattle getting ready for the next adventure.

Ramsey Qubein

Ramsey Qubein

Expert on CUN

An avid traveler and aviation expert who has visited 173 countries, all 50 states and seven continents, Ramsey Qubein flies nearly 400,000 miles a year. As a North Carolina-based freelance journalist for publications including Conde Nast Traveler, Forbes, USA Today and Bloomberg among others, he explores the latest trends in aviation, hospitality, cruises and business.

Reviews of airlines servicing Cancún

Get insights into the airlines that provide service to Cancún. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Cancún. Reviews last updated February 18, 2026.
Get a feel of what it's like to fly with Alaska Airlines, Delta, and United Airlines from San Francisco to Cancún by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Entertainment

7.0

Crew

8.5

Comfort

7.8

Overall

8.0

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading

Entertainment

7.0

Crew

8.5

Comfort

7.8

Overall

8.0

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading

Entertainment

7.0

Crew

8.5

Comfort

7.8

Overall

8.0

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading

Entertainment

7.0

Crew

8.5

Comfort

7.8

Overall

8.0

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading

Entertainment

7.0

Crew

8.5

Comfort

7.8

Overall

8.0

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading

Entertainment

7.0

Crew

8.5

Comfort

7.8

Overall

8.0

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading

Related info for your journey

Find useful and relevant information for your journey from San Francisco to Cancún. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What airports do I use to fly from San Francisco to Cancún?

    To fly from San Francisco to Cancún, you need to book a flight from San Francisco (SFO) to Cancun (CUN). Nonstop flights to Cancun from San Francisco take 5h 12m on average. When it comes time to book airfare, you have a few options: there are 2 outbound flights from San Francisco to Cancun offered by 13 different airlines.

  • How popular is this San Francisco to Cancún flight route?

  • How long is the flight from San Francisco to Cancún?

    Airlines like Delta and United Airlines fly from San Francisco to Cancún in about 5h 12m. The time it takes to get you to your destination can typically vary by up to 12h 52m. The distance between San Francisco and Cancún is about 2404 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines flying from San Francisco to Cancún round-trip?

    Frontier, at $189, was found to be the cheapest airline from San Francisco to Cancún.Alternate airlines to your destination round-trip include Hawaiian Airlines and Viva. Frontier is currently priced 69% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from San Francisco to Cancún one-way?

    For one-way options, check prices for Viva. According to our data, you can fly for as low as $65. Users have also found prices from $117 and $144 on Volaris and Frontier, respectively.

  • What are the most reliable airlines from San Francisco to Cancún?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from San Francisco to Cancún on time: United Airlines (58%), Hawaiian Airlines (54%), American Airlines (54%).

  • What are the cheapest flights from San Francisco to Cancún?

    Looking at all options, your cheapest flight can be booked for $159. While the most popular route (San Francisco - Cancun) can be booked for $309 on average, our data indicates $925 when flying from San Francisco to Cancún.

  • Where are the most common layover locations when flying from San Francisco to Cancún?

  • What are some popular things to do or see while on a layover in Dallas?

    Most Dallas visitors opt to spend their time experiencing American Airlines Center, Dallas World Aquarium, and Reunion Tower. American Airlines Center, Dallas World Aquarium, and Reunion Tower are located about 15.0 mi, 15.5 mi, and 15.6 mi, respectively from Dallas/Fort Worth. Those on a layover in Dallas in need of a rental car can book one at Dallas/Fort Worth for about $51.

  • What are some popular points of interest to see during a layover in Mexico City?

    Most Mexico City visitors opt to spend their time at El Ángel de la Independencia, Basílica de Santa María de Guadalupe, and Plaza de la Constitucion. El Ángel de la Independencia, Basílica de Santa María de Guadalupe, and Plaza de la Constitucion can be visited by traveling about 6.3 mi, 4.5 mi, and 4.0 mi respectively from Mexico City Benito Juarez. Those on a layover in Mexico City in need of a rental car can book one at Mexico City Benito Juarez for about $14.

  • What are points of interest worth seeing during a layover in Denver?

    Most Denver visitors opt to spend their time at Coors Field, 16th Street Mall, and Paramount Theatre. Those on a layover in Denver interested in visiting Coors Field, 16th Street Mall, or Paramount Theatre can do so by traveling 18.4 mi, 18.7 mi, and 18.6 mi, respectively from Denver Intl. Travelers can book a car rental at Denver Intl for about $43 per day to make their sightseeing more efficient.

  • Where are the least popular layover locations for San Francisco to Cancún flights?

  • Can I find deals for flights from San Francisco to Cancún that include hotel bookings?

    Yes. In addition to deals on San Francisco to Cancún flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from San Francisco to Cancún?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Francisco to Cancún.

  • Can I find deals for business class flights from San Francisco to Cancún?

    Yes. Cheapflights offers flight deals from San Francisco to Cancún by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from San Francisco to Cancún?

    Currently, July is the cheapest month in which you can book a flight from San Francisco to Cancún (average of $191). Flying from San Francisco to Cancún in December is currently the most expensive (average of $360). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Cancún?

Book flights to Cancún if you plan to visit one of these locations
Puerto Aventuras
Punta Sam
Holbox

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Top 10 airlines flying from San Francisco to Cancún

Discover the top 10 airlines that operate flights from San Francisco to Cancún. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 18, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$189Average$422FlexibilityNo cancel feeOn-time62%
Hawaiian AirlinesCheapest$205Average$564FlexibilityNo cancel feeOn-time85%
VivaCheapest$218Average$329FlexibilityNo cancel feeOn-timeN/A
VolarisCheapest$249Average$394FlexibilityNo cancel feeOn-time79%
DeltaCheapest$251Average$570FlexibilityNo cancel feeOn-timeN/A
AeromexicoCheapest$269Average$565FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$365Average$654FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$367Average$565FlexibilityNo cancel feeOn-time75%
JetBlueCheapest$367Average$469FlexibilityNo cancel feeOn-time62%
AviancaCheapest$369Average$533FlexibilityNo cancel feeOn-time71%

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