Cancún

$146+ 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 6/6. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — CUN
Jun 17 — Jun 241
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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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Cheapflights Tip: The best prices from San Francisco to Cancun are usually found in January or February, booked 51 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 May 18, 2026.

This Delta deal was found by Cheapflights users on 5/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/298:29 pm
SFO
-
CUN
2 stops14h 41m
Delta
Fri 6/511:22 am
CUN
-
SFO
1 stop12h 44m
Delta
Deal found 5/17$431
This Delta deal was found by Cheapflights users on 5/15. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/37:03 am
SFO
-
CUN
1 stop11h 29m
Delta
Fri 8/76:03 am
CUN
-
SFO
2 stops13h 03m
Delta
Deal found 5/15$432
This United Airlines deal was found by Cheapflights users on 5/17. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/111:27 pm
SFO
-
CUN
Nonstop5h 21m
United Airlines
Tue 6/167:58 am
CUN
-
SFO
1 stop8h 55m
United Airlines
Deal found 5/17$434
This Delta deal was found by Cheapflights users on 5/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/258:55 am
SFO
-
CUN
2 stops13h 32m
Delta
Sun 11/17:00 am
CUN
-
SFO
2 stops13h 27m
Delta
Deal found 5/17$436
This United Airlines deal was found by Cheapflights users on 5/16. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/315:00 am
SFO
-
CUN
1 stop7h 40m
United Airlines
Thu 6/42:20 pm
CUN
-
SFO
1 stop7h 50m
United Airlines
Deal found 5/16$438
This Kiwi.com deal was found by Cheapflights users on 5/17. 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 6/83:21 pm
SFO
-
CUN
2 stops16h 42m
Multiple Airlines
Sun 6/143:35 pm
CUN
-
SFO
1 stop10h 52m
Multiple Airlines
Deal found 5/17$439
This Kiwi.com deal was found by Cheapflights users on 5/15. 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.
Thu 7/28:21 pm
SFO
-
CUN
2 stops35h 34m
Multiple Airlines
Wed 7/83:35 pm
CUN
-
SFO
1 stop10h 43m
Multiple Airlines
Deal found 5/15$442
This United Airlines deal was found by Cheapflights users on 5/15. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/258:46 am
SFO
-
CUN
Nonstop5h 26m
United Airlines
Fri 5/295:01 pm
CUN
-
SFO
Nonstop5h 48m
United Airlines
Deal found 5/15$444
This Kiwi.com deal was found by Cheapflights users on 5/17. 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 6/163:26 pm
SFO
-
CUN
2 stops16h 37m
Multiple Airlines
Tue 6/233:35 pm
CUN
-
SFO
1 stop10h 52m
Multiple Airlines
Deal found 5/17$445
This Kiwi.com deal was found by Cheapflights users on 5/16. 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.
Sat 6/63:21 pm
SFO
-
CUN
2 stops16h 34m
Multiple Airlines
Mon 6/153:35 pm
CUN
-
SFO
1 stop10h 52m
Multiple Airlines
Deal found 5/16$446
This Kiwi.com deal was found by Cheapflights users on 5/16. 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.
Sat 7/188:23 pm
SFO
-
CUN
2 stops12h 24m
Multiple Airlines
Sat 7/253:35 pm
CUN
-
SFO
1 stop10h 43m
Multiple Airlines
Deal found 5/16$447

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 May 18, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$431
(Delta)

One-way from

$146
(Kiwi.com)

Popular in

December

Cheapest in

January

Average price

$586

Good round-trip deal

$563 or less

Good one-way deal

$304 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 ($25 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 May 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 May 18, 2026.
Use the filters below to find and compare flights from San Francisco to Cancún that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San FranciscoCancún

SFO - CUN

SFOCUN

San Francisco

Thu 9/10

12:45 am-10:06 am

1 stop7h 21m

Cancun

Fri 9/18

12:57 pm-4:40 pm

Nonstop5h 43m

$518

San FranciscoCancún

SFO - CUN

SFOCUN

San Francisco

Mon 9/28

8:51 am-4:12 pm

Nonstop5h 21m

Cancun

Mon 10/5

1:43 pm-9:45 pm

1 stop10h 02m

$524

San FranciscoCancún

SFO - CUN

SFOCUN

San Francisco

Sun 9/6

8:51 am-4:12 pm

Nonstop5h 21m

Cancun

Sat 9/12

3:43 pm-10:55 pm

1 stop9h 12m

$524

San FranciscoCancún

SFO - CUN

SFOCUN

San Francisco

Wed 6/24

5:00 am-4:45 pm

1 stop9h 45m

Cancun

Wed 7/1

5:01 pm-8:49 pm

Nonstop5h 48m

$534

San FranciscoCancún

SFO - CUN

SFOCUN

San Francisco

Tue 6/2

8:46 am-4:12 pm

Nonstop5h 26m

Cancun

Thu 6/4

5:01 pm-8:49 pm

Nonstop5h 48m

$544
Quickest round-trip

San FranciscoCancún

SFO - CUN

SFOCUN

San Francisco

Fri 8/14

8:51 am-4:12 pm

Nonstop5h 21m

Cancun

Fri 8/21

12:57 pm-4:40 pm

Nonstop5h 43m

$549

San FranciscoCancún

SFO - CUN

SFOCUN

San Francisco

Tue 6/9

6:00 am-8:25 pm

1 stop12h 25m

Cancun

Sat 6/13

8:09 am-10:06 pm

1 stop15h 57m

$550

San FranciscoCancún

SFO - CUN

SFOCUN

San Francisco

Sat 5/30

11:27 pm-6:48 am

Nonstop5h 21m

Cancun

Sat 6/13

5:22 pm-12:05 am

1 stop8h 43m

$554

San FranciscoCancún

SFO - CUN

SFOCUN

San Francisco

Mon 10/26

9:00 pm-12:00 pm

2 stops13h 00m

Cancun

Fri 10/30

2:10 pm-10:45 pm

2 stops10h 35m

$567

San FranciscoCancún

SFO - CUN

SFOCUN

San Francisco

Mon 6/29

7:05 am-7:19 pm

1 stop10h 14m

Cancun

Tue 7/7

5:01 pm-8:49 pm

Nonstop5h 48m

$579

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/17

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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 May.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
JustAirTicketPrice Accuracy-Trust Score*1 star
eDreamsPrice Accuracy2 starsTrust Score*3 stars
CheapfaremartPrice Accuracy-Trust Score*1 star
CheapTicketsDealPrice Accuracy1 starTrust Score*3 stars
Kiwi.comPrice Accuracy3 starsTrust Score*3 stars
GotogatePrice Accuracy2 starsTrust Score*3 stars
SmartFaresPrice Accuracy1 starTrust Score*1 star

*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?

Booking 50 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, January is the cheapest month in which you can book a flight from San Francisco to Cancún (average of $526). Flying from San Francisco to Cancún in December is currently the most expensive (average of $742). 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 May 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 May 18, 2026.
Get a feel of what it's like to fly with Alaska Airlines,Delta, andUnited 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.

Food

7.0

Boarding

8.1

Crew

8.5

Comfort

7.8

Overall

7.9

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Franzi,Mar 2026

SFO - PDX

I love flying with Alaska. I think they sre the best airline.

Food

7.0

Boarding

8.1

Crew

8.5

Comfort

7.8

Overall

7.9

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Franzi,Mar 2026

SFO - PDX

I love flying with Alaska. I think they sre the best airline.

Food

7.0

Boarding

8.1

Crew

8.5

Comfort

7.8

Overall

7.9

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Franzi,Mar 2026

SFO - PDX

I love flying with Alaska. I think they sre the best airline.

Food

7.0

Boarding

8.1

Crew

8.5

Comfort

7.8

Overall

7.9

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Franzi,Mar 2026

SFO - PDX

I love flying with Alaska. I think they sre the best airline.

Food

7.0

Boarding

8.1

Crew

8.5

Comfort

7.8

Overall

7.9

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Franzi,Mar 2026

SFO - PDX

I love flying with Alaska. I think they sre the best airline.

Food

7.0

Boarding

8.1

Crew

8.5

Comfort

7.8

Overall

7.9

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Franzi,Mar 2026

SFO - PDX

I love flying with Alaska. I think they sre the best airline.

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 12 different airlines.

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

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

    Airlines like United Airlines fly from San Francisco to Cancún in about 7h 21m. The time it takes to get you to your destination can typically vary by up to . The distance between San Francisco and Cancún is about 2404 mi.

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

    Hawaiian Airlines, at $198, was found to be the cheapest airline from San Francisco to Cancún.Alternate airlines to your destination round-trip include Frontier and Aeromexico. Hawaiian Airlines is currently priced 67% 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 Volaris. According to our data, you can fly for as low as $117. Users have also found prices from $144 and $159 on Frontier and Alaska Airlines, respectively.

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

    Looking at all options, your cheapest flight can be booked for $214. While the most popular route (San Francisco - Cancun) can be booked for $357 on average, our data indicates $1,004 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 Mexico City?

    Most Mexico City visitors opt to spend their time experiencing El Ángel de la Independencia, Plaza de la Constitucion, and Basílica de Santa María de Guadalupe. El Ángel de la Independencia, Plaza de la Constitucion, and Basílica de Santa María de Guadalupe are located about 6.3 mi, 4.0 mi, and 4.5 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 $22.

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

    Most Houston visitors opt to spend their time at Space Center Houston, House of Blues Houston, and Bayou Music Center. Space Center Houston, House of Blues Houston, and Bayou Music Center can be visited by traveling about 33.5 mi, 16.1 mi, and 15.5 mi respectively from Houston George Bush Intcntl. Those on a layover in Houston in need of a rental car can book one at Houston George Bush Intcntl for about $41.

  • 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, January is the cheapest month in which you can book a flight from San Francisco to Cancún (average of $526). Flying from San Francisco to Cancún in December is currently the most expensive (average of $742). 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 May 18, 2026.
AirlineCheapestAverageFlexibilityOn-time
Hawaiian AirlinesCheapest$205Average$533FlexibilityNo cancel feeOn-time85%
FrontierCheapest$211Average$428FlexibilityNo cancel feeOn-time62%
VolarisCheapest$236Average$402FlexibilityNo cancel feeOn-time79%
AeromexicoCheapest$237Average$548FlexibilityNo cancel feeOn-timeN/A
DeltaCheapest$279Average$566FlexibilityNo cancel feeOn-timeN/A
AviancaCheapest$284Average$526FlexibilityNo cancel feeOn-time71%
Alaska AirlinesCheapest$364Average$562FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$365Average$651FlexibilityNo cancel feeOn-time69%
JetBlueCheapest$367Average$472FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$375Average$661FlexibilityNo cancel feeOn-time71%

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