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

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving at night tend to experience delays more often.

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

Over the past year, United Airlines have had the lowest number of delays on this route, with just 16% of flights being delayed.

How often are flights from San Francisco to Cancún delayed?

About 17% of weekly flights between San Francisco and Cancún have experienced delays in the past year, with the average delay time being 144 minutes.

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

Thursday 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.

How popular is this San Francisco to Cancún flight route?

Within the past month, 4 users have taken a look at flights from San Francisco to Cancun.

How long is the flight from San Francisco to Cancún?

There are many flights that can get you from San Francisco to Cancún in 7h 15m. Fly via Southwest or United Airlines to get the fastest option. San Francisco and Cancún are separated by a distance of 2404 mi. Both multi-stop and direct flights can be found to your destination and back.

Weekly flight availability from San Francisco to Cancún

The most flights from SFO to CUN 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 Cancún ranges from 29.0 - 282.0 inches per month. October is typically the wettest month, when rainfall can reach 282.0 mm. April is typically the driest time to visit Cancún when rainfall is around 29.0 mm.

If weather is an important factor for your trip to Cancún, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 30.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 24.0 C).

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 holiday 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.

£172+ Cheap Flights from San Francisco to Cancún

Cheap flight deals from San Francisco to Cancún

Enter your travel dates to find the best prices.

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One-way

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 5 September 2026.

Sat 28/1108:45 -

Nonstop5h 23m

Tue 15/1213:45 -

Nonstop6h 07m

Deal found 31/8£373

Mon 23/1106:17 -

2 stops15h 15m

Sat 5/1212:26 -

2 stops14h 12m

Deal found 31/8£376

Fri 2/1021:35 -

1 stop13h 40m

Fri 9/1013:05 -

1 stop13h 05m

Deal found 4/9£377

Sat 3/1007:05 -

1 stop10h 14m

Wed 7/1012:57 -

Nonstop5h 43m

Deal found 2/9£378

Tue 29/900:45 -

1 stop7h 21m

Wed 7/1013:12 -

1 stop8h 12m

Deal found 2/9£379

Sun 18/1005:00 -

1 stop7h 37m

Fri 23/1012:57 -

Nonstop5h 43m

Deal found 3/9£379

Sat 31/1006:00 -

1 stop11h 55m

Mon 9/1112:13 -

2 stops15h 59m

Deal found 4/9£381

Mon 16/1120:00 -

2 stops16h 30m

Tue 24/1116:35 -

2 stops10h 20m

Deal found 3/9£382

Wed 2/1206:10 -

2 stops10h 35m

Wed 9/1216:35 -

1 stop8h 35m

Deal found 2/9£382

Wed 4/1105:00 -

1 stop7h 37m

Thu 12/1113:45 -

Nonstop6h 07m

Deal found 5/9£384

Mon 19/1021:35 -

1 stop7h 06m

Mon 26/1017:05 -

Nonstop6h 07m

Deal found 4/9£385

Sat 5/1205:00 -

2 stops11h 45m

Mon 14/1208:20 -

2 stops13h 25m

Deal found 3/9£388

Find flight deals from San Francisco to Cancún

Round-trip from	£371
One-way from	£172
Popular in	December
Cheapest in	January
Average price	£470

Delta
2/2-6/2
3 total stops
25h 28m total
San Francisco to Cancún

Search Deals

Delta
6/1-31/12
1 total stop
10h 47m total
San Francisco to Cancún

Search Deals

Highest demand for flights based on searches. 1% potential increase in price (£5 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease (£7 potential savings vs. average return price).

Search Deals

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 San Francisco to Cancún that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Fastest return journey

San FranciscoCancún

SFO San Francisco - CUN Cancun

SFOCUN

San Francisco

Mon 16/11

23:00-07:13

Nonstop5h 13m

Cancun

Wed 31/12

00:00-22:00

Nonstop0h 00m

£172

San FranciscoCancún

SFO San Francisco - CUN Cancun

SFOCUN

San Francisco

Sun 24/1

07:00-20:00

2 stops10h 00m

Cancun

Wed 31/12

00:00-22:00

Nonstop0h 00m

£175

San FranciscoCancún

SFO San Francisco - CUN Cancun

SFOCUN

San Francisco

Tue 15/12

05:05-19:45

2 stops11h 40m

Cancun

Wed 31/12

00:00-22:00

Nonstop0h 00m

£175

San FranciscoCancún

SFO San Francisco - CUN Cancun

SFOCUN

San Francisco

Mon 16/11

22:59-14:05

2 stops12h 06m

Cancun

Wed 31/12

00:00-22:00

Nonstop0h 00m

£175

San FranciscoCancún

SFO San Francisco - CUN Cancun

SFOCUN

San Francisco

Tue 27/10

07:10-17:05

1 stop7h 55m

Cancun

Wed 31/12

00:00-22:00

Nonstop0h 00m

£175

San FranciscoCancún

SFO San Francisco - CUN Cancun

SFOCUN

San Francisco

Sat 2/1

23:00-07:13

Nonstop5h 13m

Cancun

Wed 31/12

00:00-22:00

Nonstop0h 00m

£178

San FranciscoCancún

SFO San Francisco - CUN Cancun

SFOCUN

San Francisco

Tue 27/10

08:45-16:08

Nonstop5h 23m

Cancun

Wed 31/12

00:00-22:00

Nonstop0h 00m

£179

San FranciscoCancún

SFO San Francisco - CUN Cancun

SFOCUN

San Francisco

Thu 10/12

08:45-17:08

Nonstop5h 23m

Cancun

Wed 31/12

00:00-22:00

Nonstop0h 00m

£215

San FranciscoCancún

SFO San Francisco - CUN Cancun

SFOCUN

San Francisco

Wed 11/11

08:45-17:08

Nonstop5h 23m

Cancun

Wed 31/12

00:00-22:00

Nonstop0h 00m

£215

San FranciscoCancún

SFO San Francisco - CUN Cancun

SFOCUN

San Francisco

Tue 22/9

16:05-19:50

2 stops25h 45m

Cancun

Wed 31/12

00:00-22:00

Nonstop0h 00m

£219

Flights are sorted by cheapest return flights first.

Deals found on 1/9

Showing 1-10 of 22 resultsSorted by cheapest first

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.

SFO-CUN

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 San Francisco to Cancún

Prices

Airlines

Delays

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 £385). Flying from San Francisco to Cancún in December is currently the most expensive (average of £557). 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?

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 for a return flight from San Francisco to Cancún?

Airfare is below average for this route at the moment.

San Francisco to Cancún flights typically cost between £401 and £536 in February.
The cheapest return price found within the last 5 days was £371 on Delta (2 Feb–6 Feb).

Related info for your journey

How popular is this San Francisco to Cancún flight route?
Within the past month, 4 users have taken a look at flights from San Francisco to Cancun.
How long is the flight from San Francisco to Cancún?
There are many flights that can get you from San Francisco to Cancún in 7h 15m. Fly via Southwest or United Airlines to get the fastest option. San Francisco and Cancún are separated by a distance of 2404 mi. Both multi-stop and direct flights can be found to your destination and back.
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 holiday 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 £385). Flying from San Francisco to Cancún in December is currently the most expensive (average of £557). 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.

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When you search for this flight from San Francisco to Cancún, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

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

Millions of users choose and trust Cheapflights to book the best flight deals from San Francisco to Cancún for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

Users can book flights with no change fees policies with our dedicated filters. Book flights from San Francisco to Cancún flexibly with Cheapflights today.

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

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Cheap flights from San Francisco to Cancún from £172

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 16/11. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from San Francisco to Cancún

Cheapest flights from San Francisco to CancúnExplore 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 5 September 2026.

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 5 September 2026.

Best flights from San Francisco to CancúnDiscover carefully curated flight deals from San Francisco to Cancún that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 5 September 2026.

Discover carefully curated flight deals from San Francisco to Cancún that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 5 September 2026.

Direct flights from San Francisco to CancúnExplore direct flight options from San Francisco to Cancún based on user searches, and compare prices and availability for your desired travel dates. Data last updated 5 September 2026.

Explore direct flight options from San Francisco to Cancún based on user searches, and compare prices and availability for your desired travel dates. Data last updated 5 September 2026.

Last-minute flights from San Francisco to CancúnDiscover last-minute flight deals from San Francisco to Cancún. Data last updated 5 September 2026 and is based on user searches.

Discover last-minute flight deals from San Francisco to Cancún. Data last updated 5 September 2026 and is based on user searches.

One-way flights from San Francisco to CancúnSearch for one-way flight options from San Francisco to Cancún. Find affordable one-way fares based on user searches. Data last updated 5 September 2026.

Search for one-way flight options from San Francisco to Cancún. Find affordable one-way fares based on user searches. Data last updated 5 September 2026.

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

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.

Cheapflights Insights

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?

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

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 for a return flight from San Francisco to Cancún?

Airfare is below average for this route at the moment.

San Francisco to Cancún flights typically cost between £401 and £536 in February.The cheapest return price found within the last 5 days was £371 on Delta (2 Feb–6 Feb).

Weekly flight availability from San Francisco to Cancún

The most flights from SFO to CUN 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 San Francisco to Cancún delayed?

About 17% of weekly flights between San Francisco and Cancún have experienced delays in the past year, with the average delay time being 144 minutes.

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

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving at night tend to experience delays more often.

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

Thursday 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 San Francisco to Cancún flights?

Over the past year, United Airlines have had the lowest number of delays on this route, with just 16% of flights being delayed.

Related info for your journey

How popular is this San Francisco to Cancún flight route?

How long is the flight from San Francisco to Cancún?

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

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

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

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

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

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

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

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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 5 September 2026.

Best flights from San Francisco to Cancún
Discover carefully curated flight deals from San Francisco to Cancún that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 5 September 2026.

Direct flights from San Francisco to Cancún
Explore direct flight options from San Francisco to Cancún based on user searches, and compare prices and availability for your desired travel dates. Data last updated 5 September 2026.

Last-minute flights from San Francisco to Cancún
Discover last-minute flight deals from San Francisco to Cancún. Data last updated 5 September 2026 and is based on user searches.

One-way flights from San Francisco to Cancún
Search for one-way flight options from San Francisco to Cancún. Find affordable one-way fares based on user searches. Data last updated 5 September 2026.

San Francisco to Cancún flights typically cost between £401 and £536 in February.
The cheapest return price found within the last 5 days was £371 on Delta (2 Feb–6 Feb).