What is the most punctual flight time for Cancún to San Francisco flights?

Historically, flights departing in the early afternoon are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.

How often are flights from Cancún to San Francisco delayed?

About 16% of weekly flights between Cancún and San Francisco have experienced delays in the past year, with the average delay time being 171 minutes.

What day of the week experiences the fewest flight delays on this route?

Wednesday tends to have the lowest number of delays on this route, whereas Saturday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Cancún to San Francisco flights?

Over the past year, United Airlines have had the lowest number of delays on this route, with just 15% of flights being delayed.

How long is the flight from Cancún to San Francisco?

Departing from Cancún to San Francisco will take you 11h 52m. There are 2404 mi between Cancún and San Francisco. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

Weekly flight availability from Cancún to San Francisco

The most flights from CUN to SFO are scheduled on a Monday (1 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (1 on average).

In terms of precipitation, rainfall in San Francisco ranges from 0.0 - 112.0 inches per month. January is typically the wettest month, when rainfall can reach 112.0 mm. July is typically the driest time to visit San Francisco when rainfall is around 0.0 mm.

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 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 11.0 C).

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 holiday 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.

£186+ Cheap Flights from Cancún to San Francisco

Cheap flight deals from Cancún to San Francisco

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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 13 September 2026.

Thu 12/1109:24 -

1 stop13h 41m

Mon 16/1122:59 -

2 stops12h 06m

Deal found 8/9£319

Thu 10/1207:01 -

1 stop16h 09m

Wed 6/106:30 -

1 stop14h 59m

Deal found 9/9£319

Wed 23/1217:12 -

Nonstop6h 07m

Wed 30/1208:45 -

Nonstop5h 23m

Deal found 9/9£320

Tue 29/907:51 -

1 stop14h 23m

Sun 4/1023:59 -

1 stop10h 03m

Deal found 8/9£323

Wed 14/1007:51 -

1 stop11h 14m

Tue 20/1005:00 -

1 stop12h 19m

Deal found 10/9£324

Thu 19/1106:04 -

1 stop8h 34m

Fri 27/1105:50 -

1 stop7h 15m

Deal found 11/9£325

Wed 9/1218:05 -

Nonstop6h 03m

Sat 2/110:38 -

Nonstop5h 17m

Deal found 9/9£326

Wed 18/1118:05 -

Nonstop6h 03m

Sat 28/1106:41 -

Nonstop5h 19m

Deal found 9/9£327

Wed 23/1208:15 -

1 stop14h 35m

Wed 30/1220:25 -

2 stops11h 35m

Deal found 8/9£329

Sat 3/1006:04 -

2 stops17h 35m

Sun 4/1023:30 -

1 stop18h 20m

Deal found 8/9£330

Sat 10/1015:43 -

1 stop17h 58m

Tue 20/1000:45 -

1 stop16h 34m

Deal found 10/9£331

Find flight deals from Cancún to San Francisco

Round-trip from	£319
One-way from	£186
Popular in	August
Cheapest in	February
Average price	£355

United Airlines
12/11-16/11
1 total stop
17h 20m total
Cancún to San Francisco

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United Airlines
3/11-31/12
Nonstop
6h 03m total
Cancún to San Francisco

Search Deals

Highest demand for flights based on searches. 18% potential increase in price (£57 potential increase over avg. return price).

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Cheapest flight prices on average. 4% potential price decrease (£11 potential savings vs. average return price).

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Average for round-trip flights in September 2026

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Cheapflights Fare Finder

Use the filters below to find and compare flights from Cancún to San Francisco that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

CancúnSan Francisco

CUN Cancun - SFO San Francisco

CUNSFO

Cancun

Tue 2/3

17:40-00:07

1 stop9h 27m

San Francisco

Wed 31/12

00:00-02:00

Nonstop0h 00m

£190

CancúnSan Francisco

CUN Cancun - SFO San Francisco

CUNSFO

Cancun

Wed 23/12

07:00-14:33

1 stop10h 33m

San Francisco

Wed 31/12

00:00-02:00

Nonstop0h 00m

£190

CancúnSan Francisco

CUN Cancun - SFO San Francisco

CUNSFO

Cancun

Wed 4/11

13:45-16:52

Nonstop6h 07m

San Francisco

Wed 31/12

00:00-02:00

Nonstop0h 00m

£194

CancúnSan Francisco

CUN Cancun - SFO San Francisco

CUNSFO

Cancun

Wed 4/11

08:20-19:20

2 stops14h 00m

San Francisco

Wed 31/12

00:00-02:00

Nonstop0h 00m

£197

CancúnSan Francisco

CUN Cancun - SFO San Francisco

CUNSFO

Cancun

Mon 5/10

07:51-23:47

1 stop17h 56m

San Francisco

Wed 31/12

00:00-02:00

Nonstop0h 00m

£197

CancúnSan Francisco

CUN Cancun - SFO San Francisco

CUNSFO

Cancun

Wed 14/10

07:51-17:05

1 stop11h 14m

San Francisco

Wed 31/12

00:00-02:00

Nonstop0h 00m

£201

CancúnSan Francisco

CUN Cancun - SFO San Francisco

CUNSFO

Cancun

Wed 23/12

08:20-16:40

2 stops11h 20m

San Francisco

Wed 31/12

00:00-02:00

Nonstop0h 00m

£211

CancúnSan Francisco

CUN Cancun - SFO San Francisco

CUNSFO

Cancun

Tue 19/1

13:20-23:29

1 stop13h 09m

San Francisco

Wed 31/12

00:00-02:00

Nonstop0h 00m

£214

Fastest return journey

CancúnSan Francisco

CUN Cancun - SFO San Francisco

CUNSFO

Cancun

Mon 2/11

18:05-21:08

Nonstop6h 03m

San Francisco

Wed 31/12

00:00-02:00

Nonstop0h 00m

£217

CancúnSan Francisco

CUN Cancun - SFO San Francisco

CUNSFO

Cancun

Sun 1/11

18:05-21:08

Nonstop6h 03m

San Francisco

Wed 31/12

00:00-02:00

Nonstop0h 00m

£232

Flights are sorted by cheapest return flights first.

Deals found on 9/9

Showing 1-10 of 22 resultsSorted by cheapest first

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.

CUN-SFO

Estimated return 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

Prices

Airlines

Delays

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

Booking 19 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, February is the cheapest month in which you can book a flight from Cancún to San Francisco (average of £241). Flying from Cancún to San Francisco in August is currently the most expensive (average of £490). 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?

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

How much does it cost for a return flight from Cancún to San Francisco?

Airfare is typical for this route at the moment.

Cancún to San Francisco flights typically cost between £305 and £400 in November.
The cheapest return price found within the last 5 days was £319 on United Airlines (12 Nov–16 Nov).

Related info for your journey

How long is the flight from Cancún to San Francisco?
Departing from Cancún to San Francisco will take you 11h 52m. There are 2404 mi between Cancún and San Francisco. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.
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 holiday 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, February is the cheapest month in which you can book a flight from Cancún to San Francisco (average of £241). Flying from Cancún to San Francisco in August is currently the most expensive (average of £490). 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

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900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to San Francisco from Cancún today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from Cancún to San Francisco?

Cheapflights helps you find that perfect flight to San Francisco from Cancún by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Cancún to San Francisco with no change fees?

Certainly. Search results for flights to San Francisco from Cancún shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Cancún to San Francisco become cheaper?

Of course! You can now track prices for flights from Cancún to San Francisco and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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Cheap flights from Cancún to San Francisco from £186

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/11. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Cancún to San Francisco

Cheapest flights from Cancún to San FranciscoExplore 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 13 September 2026.

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 13 September 2026.

Best flights from Cancún to San FranciscoDiscover carefully curated flight deals from Cancún to San Francisco that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 13 September 2026.

Discover carefully curated flight deals from Cancún to San Francisco that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 13 September 2026.

Direct flights from Cancún to San FranciscoExplore direct flight options from Cancún to San Francisco based on user searches, and compare prices and availability for your desired travel dates. Data last updated 13 September 2026.

Explore direct flight options from Cancún to San Francisco based on user searches, and compare prices and availability for your desired travel dates. Data last updated 13 September 2026.

Last-minute flights from Cancún to San FranciscoDiscover last-minute flight deals from Cancún to San Francisco. Data last updated 13 September 2026 and is based on user searches.

Discover last-minute flight deals from Cancún to San Francisco. Data last updated 13 September 2026 and is based on user searches.

One-way flights from Cancún to San FranciscoSearch for one-way flight options from Cancún to San Francisco. Find affordable one-way fares based on user searches. Data last updated 13 September 2026.

Search for one-way flight options from Cancún to San Francisco. Find affordable one-way fares based on user searches. Data last updated 13 September 2026.

Find flight deals from Cancún to San Francisco

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Cheapflights Fare Finder

Use the filters below to find and compare flights from Cancún to San Francisco that are best for you.

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.

Cheapflights Insights

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

Booking 19 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?

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

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

How much does it cost for a return flight from Cancún to San Francisco?

Airfare is typical for this route at the moment.

Cancún to San Francisco flights typically cost between £305 and £400 in November.The cheapest return price found within the last 5 days was £319 on United Airlines (12 Nov–16 Nov).

Weekly flight availability from Cancún to San Francisco

The most flights from CUN to SFO are scheduled on a Monday (1 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (1 on average).

How often are flights from Cancún to San Francisco delayed?

About 16% of weekly flights between Cancún and San Francisco have experienced delays in the past year, with the average delay time being 171 minutes.

What is the most punctual flight time for Cancún to San Francisco flights?

Historically, flights departing in the early afternoon are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Wednesday tends to have the lowest number of delays on this route, whereas Saturday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Cancún to San Francisco flights?

Over the past year, United Airlines have had the lowest number of delays on this route, with just 15% of flights being delayed.

Related info for your journey

How long is the flight from Cancún to San Francisco?

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

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

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

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

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Cancún and San Francisco flights

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How does Cheapflights help users find flights from Cancún to San Francisco?

Why should you use Cheapflights to find cheap flight tickets from Cancún to San Francisco?

Can Cheapflights find flights from Cancún to San Francisco with no change fees?

Can Cheapflights notify me if prices for flights from Cancún to San Francisco become cheaper?

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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 13 September 2026.

Best flights from Cancún to San Francisco
Discover carefully curated flight deals from Cancún to San Francisco that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 13 September 2026.

Direct flights from Cancún to San Francisco
Explore direct flight options from Cancún to San Francisco based on user searches, and compare prices and availability for your desired travel dates. Data last updated 13 September 2026.

Last-minute flights from Cancún to San Francisco
Discover last-minute flight deals from Cancún to San Francisco. Data last updated 13 September 2026 and is based on user searches.

One-way flights from Cancún to San Francisco
Search for one-way flight options from Cancún to San Francisco. Find affordable one-way fares based on user searches. Data last updated 13 September 2026.

Cancún to San Francisco flights typically cost between £305 and £400 in November.
The cheapest return price found within the last 5 days was £319 on United Airlines (12 Nov–16 Nov).