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$228+ Cheap flights from Cancún (CUN) to San Francisco (SFO)

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 4/26. Fares are subject to change and may not be available on all flights or dates of travel.
CUN — SFO
Apr 21 — Apr 281
Mon 4/21
Mon 4/28
1 adult, Economy
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1. Tell us where you want to go

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Cheapflights Tip: The best prices from Cancun to San Francisco are usually found in February or November, booked 44 days in advance, depart on a Saturday or Friday and return on a Tuesday

Cheap flight deals from Cancún to San Francisco

Discover tips and strategies to find the most affordable flight options for your journey from Cancún (CUN) to San Francisco (SFO). 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 April 16, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$381
(Frontier)

One-way from

$228
(Frontier)

Popular in

July

Cheapest in

February

Average price

$537

Good round-trip deal

$307 or less

Good one-way deal

$302 or less
Provider with most accurate pricing for Cancun-San Francisco flight deals.
Search Deals
Provider most trusted by Cheapflights users for Cancun-San Francisco flights.
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From Cancun to San Francisco
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One-way flight from Cancun to San Francisco
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($54 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($14 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Price to beat on a round-trip flight from Cancun to San Francisco.
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Price to beat on a one-way flight from Cancun to San Francisco.
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Find flight deals from Cancún to San Francisco

Cheapest flights from Cancún to San Francisco
Explore the most affordable flight options available from Cancún to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 16, 2025.

This Frontier deal was found by Cheapflights users on 4/15. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/213:56 pmCUN - SFO
1 stop9h 57mFrontier
Sun 5/2511:38 pmSFO - CUN
1 stop8h 02mFrontier
Deal found 4/15$381
This Kiwi.com deal was found by Cheapflights users on 4/16. 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.
Thu 5/111:05 amCUN - SFO
1 stop14h 01mMultiple Airlines
Sat 5/106:35 amSFO - CUN
2 stops16h 00mMultiple Airlines
Deal found 4/16$388
This JetBlue deal was found by Cheapflights users on 4/16. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/19:45 amCUN - SFO
1 stop16h 23mJetBlue
Tue 5/1310:59 pmSFO - CUN
1 stop11h 02mJetBlue
Deal found 4/16$465
This Alaska Airlines deal was found by Cheapflights users on 4/16. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/295:29 pmCUN - SFO
1 stop18h 19mAlaska Airlines
Sun 5/118:30 pmSFO - CUN
1 stop16h 31mAlaska Airlines
Deal found 4/16$509
This Delta deal was found by Cheapflights users on 4/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/66:07 amCUN - SFO
1 stop8h 45mDelta
Mon 5/1212:40 amSFO - CUN
2 stops14h 53mDelta
Deal found 4/16$538
This United Airlines deal was found by Cheapflights users on 4/16. 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.
Thu 5/15:01 pmCUN - SFO
Nonstop5h 45mUnited Airlines
Fri 5/911:28 pmSFO - CUN
Nonstop5h 20mUnited Airlines
Deal found 4/16$542
This Avianca deal was found by Cheapflights users on 4/14. 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/112:15 pmCUN - SFO
1 stop11h 40mAvianca
Mon 9/1512:05 amSFO - CUN
1 stop11h 05mAvianca
Deal found 4/14$551
This American Airlines deal was found by Cheapflights users on 4/14. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/267:45 amCUN - SFO
1 stop8h 48mAmerican Airlines
Thu 7/312:59 amSFO - CUN
1 stop6h 59mAmerican Airlines
Deal found 4/14$563
This Aeromexico deal was found by Cheapflights users on 4/16. 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 Aeromexico is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/612:29 pmCUN - SFO
2 stops11h 20mAeromexico
Tue 6/1012:35 pmSFO - CUN
2 stops10h 59mAeromexico
Deal found 4/16$595
This Kissandfly.com deal was found by Cheapflights users on 4/15. 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/11:04 pmCUN - SFO
Nonstop5h 47mLufthansa
Wed 5/78:50 amSFO - CUN
Nonstop5h 22mLufthansa
Deal found 4/15$610
This Southwest deal was found by Cheapflights users on 4/15. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/173:55 pmCUN - SFO
2 stops9h 30mSouthwest
Fri 4/259:00 pmSFO - CUN
2 stops11h 55mSouthwest
Deal found 4/15$651
This Flysmarter deal was found by Cheapflights users on 4/15. 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 Flysmarter is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/175:41 pmCUN - SFO
Nonstop6h 16mBritish Airways
Thu 4/2412:21 amSFO - CUN
1 stop12h 59mBritish Airways
Deal found 4/15$686

Cheapflights Fare Finder

Customize your flight search to find flights from Cancún to San Francisco 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 April 16, 2025.
Use the filters below to find and compare flights from Cancún to San Francisco that are best for you.

Fly from

Cancún

Fly to

San Francisco

Route

Depart

Return

Price

CancúnSan Francisco

CUN - SFO

CUNSFO

Cancun

Wed 5/21

3:56 pm-11:53 pm

1 stop9h 57m

San Francisco

Sun 5/25

11:38 pm-9:40 am

1 stop8h 02m

$381

CancúnSan Francisco

CUN - SFO

CUNSFO

Cancun

Thu 5/1

11:05 am-11:06 pm

1 stop14h 01m

San Francisco

Sat 5/10

6:35 am-12:35 am

2 stops16h 00m

$388

CancúnSan Francisco

CUN - SFO

CUNSFO

Cancun

Thu 5/1

9:45 am-12:08 am

1 stop16h 23m

San Francisco

Tue 5/13

10:59 pm-12:01 pm

1 stop11h 02m

$465

CancúnSan Francisco

CUN - SFO

CUNSFO

Cancun

Tue 4/29

5:29 pm-9:48 am

1 stop18h 19m

San Francisco

Sun 5/11

8:30 pm-3:01 pm

1 stop16h 31m

$509

CancúnSan Francisco

CUN - SFO

CUNSFO

Cancun

Tue 5/6

6:07 am-12:52 pm

1 stop8h 45m

San Francisco

Mon 5/12

12:40 am-5:33 pm

2 stops14h 53m

$538

CancúnSan Francisco

CUN - SFO

CUNSFO

Cancun

Thu 5/1

1:04 pm-4:51 pm

Nonstop5h 47m

San Francisco

Thu 5/8

8:50 am-4:12 pm

Nonstop5h 22m

$542

CancúnSan Francisco

CUN - SFO

CUNSFO

Cancun

Thu 9/11

2:15 pm-11:55 pm

1 stop11h 40m

San Francisco

Mon 9/15

12:05 am-1:10 pm

1 stop11h 05m

$551

CancúnSan Francisco

CUN - SFO

CUNSFO

Cancun

Thu 9/11

12:17 pm-9:58 pm

2 stops11h 41m

San Francisco

Tue 9/16

11:05 am-12:03 am

2 stops10h 58m

$554

CancúnSan Francisco

CUN - SFO

CUNSFO

Cancun

Thu 6/26

7:45 am-2:33 pm

1 stop8h 48m

San Francisco

Thu 7/3

12:59 am-9:58 am

1 stop6h 59m

$563

CancúnSan Francisco

CUN - SFO

CUNSFO

Cancun

Thu 5/1

1:04 pm-4:51 pm

Nonstop5h 47m

San Francisco

Wed 5/7

8:50 am-4:12 pm

Nonstop5h 22m

$610

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/15

Showing 1-10 of 25 results
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Compare providers for flights from Cancún to San Francisco

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 Cancún to San Francisco in April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
Kiwi.comPrice Accuracy3 starsTrust Score*3 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 Cancún-San Francisco flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Cancún-San Francisco flight deals on Cheapflights vs. AranGrant >95% of the time. Price accuracy is based on data collected from Cancún-San Francisco flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Cancún-San Francisco flights, Cheapflights users trust AranGrant the most. AranGrant 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 Cancún-San Francisco 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 Cancún to San Francisco

Have a flexible travel schedule? Discover the best time to fly to San Francisco from Cancún 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 Cancún to San Francisco

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

Use this chart to determine the optimal time to book a round-trip flight from Cancún to San Francisco. Price data was last updated on April 11, 2025.

Booking 44 days in advance of your planned departure date is, on average, the best time to get cheap flights from Cancún to San Francisco. 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 Cancún to San Francisco?

Currently, January is the cheapest month in which you can book a flight from Cancún to San Francisco (average of $276). Flying from Cancún to San Francisco in June is currently the most expensive (average of $393). 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 CUN to SFO?

Find hourly flight availability from Cancún to San Francisco. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 16, 2025.

It’s optimal to fly from Cancún to San Francisco in the evening. By choosing this option you can save up to 40% on the cost of your flight, compared to a flight at noon.

What is the cheapest day to fly from Cancún to San Francisco?

Use this chart to determine the cheapest time to fly round-trip from Cancún to San Francisco. Price data was last updated on March 23, 2025.

Travelers seeking maximum savings on their Cancún to San Francisco flight should consider departing on Friday mornings when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Cancún to San Francisco

Explore weekly flight availability from Cancún to San Francisco. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated April 16, 2025.

The most flights from CUN to SFO are scheduled on a Wednesday (5 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (2 on average).

Rainfall in San Francisco by month

Plan your trip to San Francisco by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in San Francisco ranges from 0.0 - 4.4 inches per month. January is typically the wettest month, when rainfall can reach 4.4 in. July is typically the driest time to visit San Francisco when rainfall is around 0.0 in.

Temperature in San Francisco by month

Plan your trip to San Francisco by taking into account the average temperature totals by month.

If weather is an important factor for your trip to San Francisco, use this chart to help with planning. For those seeking warmer temperatures, September is the ideal time of year to visit, when temperatures reach an average of 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 51.8 F).

Reviews of airlines servicing San Francisco

Get insights into the airlines that provide service to San Francisco. 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 San Francisco. Reviews last updated April 16, 2025.
To help decide which airline to fly from Cancún to San Francisco, see what other customers have to say about Delta, Alaska Airlines and Hawaiian Airlines. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,916 reviews

Crew

8.5

Entertainment

7.9

Boarding

8.2

Food

7.3

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very good
7,916 reviews
Delta
8.0
Very good
7,916 reviews

Crew

8.5

Entertainment

7.9

Boarding

8.2

Food

7.3

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Alaska Airlines
8.0
Very good
9,876 reviews
Delta
8.0
Very good
7,916 reviews

Crew

8.5

Entertainment

7.9

Boarding

8.2

Food

7.3

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Hawaiian Airlines
7.9
Good
2,380 reviews
Delta
8.0
Very good
7,916 reviews

Crew

8.5

Entertainment

7.9

Boarding

8.2

Food

7.3

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Copa Airlines
7.6
Good
1,408 reviews
Delta
8.0
Very good
7,916 reviews

Crew

8.5

Entertainment

7.9

Boarding

8.2

Food

7.3

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Aeromexico
7.5
Good
1,699 reviews
Delta
8.0
Very good
7,916 reviews

Crew

8.5

Entertainment

7.9

Boarding

8.2

Food

7.3

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

Find useful and relevant information for your journey from Cancún to San Francisco. 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 Cancún to San Francisco?

    San Francisco is the airport most travelers will use when flying to San Francisco from Cancun. Booking flights from Cancun (CUN) to San Francisco (SFO) should be relatively easy as there are 3 daily flights to San Francisco from 4 different airlines. 5h 45m is how long a flight from Cancún to San Francisco will take if you book a nonstop flight.

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

    Flights from Cancun to San Francisco have been viewed 4 times in the past calendar month.

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

    Flying on Frontier is currently your cheapest option to San Francisco, with prices starting at $381. Additional round-trip tickets that might be worth considering are offered by JetBlue and Alaska Airlines, with the lowest prices starting at $465 and $509, respectively. You may be able to fly from Cancún to San Francisco for 23% less than the average price by searching for these airlines.

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

    The cheapest airlines for a one-way flight from Cancún to San Francisco are Frontier ($228), Hawaiian Airlines ($246), and JetBlue ($251).

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

    The top 3 most reliable airlines when flying from Cancún to San Francisco are Hawaiian Airlines (68%), American Airlines (66%) and Alaska Airlines (66%).

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

    On average you can expect to pay $701 for a flight from Cancún to San Francisco. The cheapest flight overall is $221 while the most popular route, (Cancun - San Francisco) is currently priced at $393.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Cancún to San Francisco 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 Cancún to San Francisco?

    Currently, January is the cheapest month in which you can book a flight from Cancún to San Francisco (average of $276). Flying from Cancún to San Francisco in June is currently the most expensive (average of $393). 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
Roseville
Mountain View
Santa Cruz
Turlock
South San Francisco
Fairfield
Manteca
Sausalito
Richmond
Watsonville
Hollister
Milpitas
Antioch
Vallejo
Newark
Hayward
Alameda
Sunnyvale
Livermore
Campbell

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Top 4 airlines flying from Cancún to San Francisco

Discover the top 4 airlines that operate flights from Cancún to San Francisco. 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 April 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
VivaCheapest$184Average$226FlexibilityNo cancel feeOn-timeN/A
AeromexicoCheapest$305Average$408FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$315Average$557FlexibilityNo cancel feeOn-time69%
DeltaCheapest$335Average$405FlexibilityNo cancel feeOn-timeN/A

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