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

Tuesday 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.

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.

How often are flights from San Francisco to Cancún delayed?

About 12% of weekly flights between San Francisco and Cancún have experienced delays in the past year, with the average delay time being 149 minutes.

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 11% of flights being delayed.

How popular is this San Francisco to Cancún flight route?

Within the past month, 2 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 45m. Fly via Delta, United Airlines, or Alaska 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 Wednesday (7 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (6 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).

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

Consider United Airlines (89%), American Airlines (88%) or Alaska Airlines (88%) when booking your flight. These represent the most reliable airlines when flying from San Francisco to Cancún.

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.

£121+ Flights from San Francisco to Cancún

Cheap flight deals from San Francisco to Cancún

Enter your travel dates to find the best prices.

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 21 December 2025.

Wed 31/1206:00SFO - CUN

2 stops15h 29mDelta

Fri 9/117:15CUN - SFO

1 stop19h 20mDelta

Deal found 19/12£281

Wed 31/1209:21SFO - CUN

2 stops12h 08mDelta

Fri 16/115:13CUN - SFO

2 stops22h 32mDelta

Deal found 20/12£284

Wed 31/1208:20SFO - CUN

Nonstop5h 29mAlaska Airlines

Fri 16/118:15CUN - SFO

1 stop30h 10mAlaska Airlines

Deal found 20/12£294

Wed 31/1208:20SFO - CUN

Nonstop5h 29mAlaska Airlines

Wed 21/118:15CUN - SFO

1 stop16h 23mAlaska Airlines

Deal found 20/12£298

Wed 31/1208:20SFO - CUN

Nonstop5h 29mAlaska Airlines

Thu 15/118:15CUN - SFO

1 stop16h 23mAlaska Airlines

Deal found 20/12£299

Wed 31/1208:20SFO - CUN

Nonstop5h 29mAlaska Airlines

Sun 18/118:15CUN - SFO

1 stop16h 23mAlaska Airlines

Deal found 20/12£318

Sun 28/1223:01SFO - CUN

Nonstop5h 12mUnited Airlines

Thu 22/117:50CUN - SFO

Nonstop6h 03mUnited Airlines

Deal found 20/12£335

Mon 29/1206:00SFO - CUN

1 stop9h 49mAlaska Airlines

Thu 15/118:15CUN - SFO

1 stop16h 23mAlaska Airlines

Deal found 19/12£336

Tue 30/1220:16SFO - CUN

1 stop16h 47mAlaska Airlines

Thu 15/118:15CUN - SFO

1 stop16h 23mAlaska Airlines

Deal found 20/12£338

Wed 31/1208:20SFO - CUN

Nonstop5h 29mAlaska Airlines

Sat 17/117:55CUN - SFO

Nonstop6h 10mAlaska Airlines

Deal found 20/12£339

Mon 29/1206:00SFO - CUN

1 stop9h 49mAlaska Airlines

Sat 17/117:55CUN - SFO

Nonstop6h 10mAlaska Airlines

Deal found 19/12£343

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 21 December 2025.

Wed 4/306:05SFO - CUN

1 stop12h 06mDelta

Wed 11/311:05CUN - SFO

2 stops14h 11mDelta

Deal found 20/12£275

Sat 21/221:24SFO - CUN

1 stop14h 26mAlaska Airlines

Sat 28/217:55CUN - SFO

Nonstop6h 17mAlaska Airlines

Deal found 19/12£277

Fri 23/121:30SFO - CUN

2 stops12h 30mDelta

Tue 27/106:01CUN - SFO

1 stop8h 50mDelta

Deal found 21/12£277

Wed 31/1206:00SFO - CUN

2 stops15h 29mDelta

Fri 9/117:15CUN - SFO

1 stop19h 20mDelta

Deal found 19/12£281

Fri 20/222:50SFO - CUN

2 stops11h 10mDelta

Tue 24/206:01CUN - SFO

2 stops12h 02mDelta

Deal found 21/12£284

Sun 11/118:55SFO - CUN

2 stops13h 29mDelta

Sat 17/112:05CUN - SFO

2 stops12h 50mDelta

Deal found 19/12£284

Fri 20/221:30SFO - CUN

2 stops12h 30mDelta

Sat 28/207:00CUN - SFO

1 stop15h 59mDelta

Deal found 20/12£286

Sat 28/222:36SFO - CUN

1 stop12h 11mDelta

Sat 7/307:00CUN - SFO

2 stops11h 03mDelta

Deal found 20/12£286

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 21 December 2025.

Sat 21/208:25SFO - CUN

Nonstop5h 20mAlaska Airlines

Sat 28/217:55CUN - SFO

Nonstop6h 17mAlaska Airlines

Deal found 19/12£279

Fri 16/123:01SFO - CUN

Nonstop5h 12mUnited Airlines

Fri 23/117:50CUN - SFO

Nonstop6h 03mUnited Airlines

Deal found 18/12£283

Sat 7/223:01SFO - CUN

Nonstop5h 12mUnited Airlines

Wed 18/213:35CUN - SFO

Nonstop6h 03mUnited Airlines

Deal found 19/12£294

Mon 12/108:59SFO - CUN

Nonstop5h 21mUnited Airlines

Wed 21/113:35CUN - SFO

Nonstop6h 03mUnited Airlines

Deal found 19/12£296

Mon 2/223:01SFO - CUN

Nonstop5h 12mUnited Airlines

Mon 9/217:50CUN - SFO

Nonstop6h 03mUnited Airlines

Deal found 20/12£300

Thu 5/223:01SFO - CUN

Nonstop5h 12mUnited Airlines

Tue 10/217:50CUN - SFO

Nonstop6h 03mUnited Airlines

Deal found 18/12£307

Wed 11/208:59SFO - CUN

Nonstop5h 21mUnited Airlines

Wed 18/213:35CUN - SFO

Nonstop6h 03mUnited Airlines

Deal found 20/12£309

Sat 10/123:01SFO - CUN

Nonstop5h 12mUnited Airlines

Sun 18/113:35CUN - SFO

Nonstop6h 03mUnited Airlines

Deal found 20/12£311

Fri 16/123:01SFO - CUN

Nonstop5h 12mUnited Airlines

Wed 21/117:50CUN - SFO

Nonstop6h 03mUnited Airlines

Deal found 20/12£313

Thu 29/108:59SFO - CUN

Nonstop5h 21mUnited Airlines

Mon 2/217:50CUN - SFO

Nonstop6h 03mUnited Airlines

Deal found 20/12£322

Thu 26/223:01SFO - CUN

Nonstop5h 12mUnited Airlines

Sat 7/317:50CUN - SFO

Nonstop6h 03mUnited Airlines

Deal found 20/12£324

Sun 18/108:59SFO - CUN

Nonstop5h 21mUnited Airlines

Tue 27/113:35CUN - SFO

Nonstop6h 03mUnited Airlines

Deal found 19/12£331

Last-minute flights from San Francisco to Cancún
Discover last-minute flight deals from San Francisco to Cancún. Data last updated 21 December 2025 and is based on user searches.

Wed 31/1206:00SFO - CUN

1 stop9h 13mDelta

Fri 9/117:15CUN - SFO

1 stop19h 20mDelta

Deal found 19/12£281

Mon 5/100:43SFO - CUN

1 stop7h 42mUnited Airlines

Thu 15/117:55CUN - SFO

1 stop9h 04mUnited Airlines

Deal found 20/12£280

Thu 8/107:18SFO - CUN

1 stop7h 32mUnited Airlines

Tue 13/117:55CUN - SFO

1 stop9h 04mUnited Airlines

Deal found 18/12£274

Fri 9/106:30SFO - CUN

1 stop11h 40mDelta

Sat 17/106:01CUN - SFO

1 stop8h 50mDelta

Deal found 18/12£279

Sun 11/107:00SFO - CUN

1 stop31h 05mAlaska Airlines

Sat 17/117:55CUN - SFO

Nonstop6h 10mAlaska Airlines

Deal found 19/12£276

Sun 11/106:30SFO - CUN

1 stop11h 40mDelta

Sat 17/115:45CUN - SFO

1 stop9h 30mDelta

Deal found 21/12£277

Fri 16/123:59SFO - CUN

1 stop10h 35mUnited Airlines

Fri 23/113:35CUN - SFO

Nonstop6h 03mUnited Airlines

Deal found 18/12£278

Sun 18/118:55SFO - CUN

2 stops13h 55mDelta

Tue 27/112:05CUN - SFO

2 stops13h 49mDelta

Deal found 20/12£275

Thu 22/105:00SFO - CUN

1 stop7h 45mUnited Airlines

Mon 26/113:35CUN - SFO

Nonstop6h 03mUnited Airlines

Deal found 20/12£282

Fri 23/121:30SFO - CUN

2 stops12h 30mDelta

Tue 27/106:01CUN - SFO

1 stop8h 50mDelta

Deal found 19/12£277

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 21 December 2025.

Sat 21/206:15SFO - CUN

3 stops24h 41mMultiple Airlines

Deal found 19/12£121

Mon 19/105:00SFO - CUN

1 stop9h 50mUnited Airlines

Deal found 19/12£122

Sun 11/106:30SFO - CUN

1 stop11h 40mDelta

Deal found 20/12£125

Mon 23/220:18SFO - CUN

3 stops36h 47mMultiple Airlines

Deal found 19/12£126

Fri 20/218:53SFO - CUN

2 stops14h 12mMultiple Airlines

Deal found 19/12£126

Sat 10/115:00SFO - CUN

1 stop17h 40mDelta

Deal found 18/12£128

Sat 21/208:25SFO - CUN

Nonstop5h 20mHawaiian Airlines

Deal found 19/12£129

Wed 31/1210:43SFO - CUN

Nonstop5h 12mUnited Airlines

Deal found 20/12£134

Wed 18/208:59SFO - CUN

Nonstop5h 21mUnited Airlines

Deal found 21/12£135

Thu 22/106:00SFO - CUN

1 stop7h 46mUnited Airlines

Deal found 19/12£137

Wed 31/1209:21SFO - CUN

2 stops12h 08mDelta

Deal found 20/12£138

Fri 2/123:01SFO - CUN

Nonstop5h 12mUnited Airlines

Deal found 20/12£139

Find flight deals from San Francisco to Cancún

Round-trip from	£274
One-way from	£121
Popular in	December
Cheapest in	January
Average price	£564

United Airlines
8/1-13/1
2 total stops
16h 36m total
San Francisco to Cancún

Search Deals

21/2
3 total stops
24h 41m total
San Francisco to Cancún

Search Deals

Highest demand for flights based on searches. 2% potential increase in price (£10 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 December 2025

Search Deals

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

San FranciscoCancún

SFO - CUN

SFOCUN

San Francisco

Wed 4/3

06:05-21:11

1 stop12h 06m

Cancun

Wed 11/3

11:05-23:16

2 stops14h 11m

£275

San FranciscoCancún

SFO - CUN

SFOCUN

San Francisco

Fri 23/1

21:30-13:00

2 stops12h 30m

Cancun

Tue 27/1

06:01-11:51

1 stop8h 50m

£277

San FranciscoCancún

SFO - CUN

SFOCUN

San Francisco

Sat 21/2

21:24-14:50

1 stop14h 26m

Cancun

Sat 28/2

17:55-21:12

Nonstop6h 17m

£277

San FranciscoCancún

SFO - CUN

SFOCUN

San Francisco

Wed 31/12

06:00-00:29

2 stops15h 29m

Cancun

Fri 9/1

17:15-09:35

1 stop19h 20m

£281

San FranciscoCancún

SFO - CUN

SFOCUN

San Francisco

Fri 20/2

22:50-13:00

2 stops11h 10m

Cancun

Tue 24/2

06:01-15:03

2 stops12h 02m

£284

San FranciscoCancún

SFO - CUN

SFOCUN

San Francisco

Sun 11/1

18:55-11:24

2 stops13h 29m

Cancun

Sat 17/1

12:05-21:55

2 stops12h 50m

£284

San FranciscoCancún

SFO - CUN

SFOCUN

San Francisco

Fri 20/2

21:30-13:00

2 stops12h 30m

Cancun

Sat 28/2

07:00-19:59

1 stop15h 59m

£286

San FranciscoCancún

SFO - CUN

SFOCUN

San Francisco

Sat 28/2

22:36-13:47

1 stop12h 11m

Cancun

Sat 7/3

07:00-15:03

2 stops11h 03m

£286

San FranciscoCancún

SFO - CUN

SFOCUN

San Francisco

Mon 19/1

00:43-12:54

1 stop9h 11m

£122

San FranciscoCancún

SFO - CUN

SFOCUN

San Francisco

Sun 18/1

23:59-13:34

1 stop10h 35m

£122

Flights are sorted by cheapest return flights first.

Deals found on 19/12

Showing 1-10 of 18 results

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 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 34 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, May is the cheapest month in which you can book a flight from San Francisco to Cancún (average of £121). Flying from San Francisco to Cancún in December is currently the most expensive (average of £271). 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.

Related info for your journey

How popular is this San Francisco to Cancún flight route?
Within the past month, 2 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 45m. Fly via Delta, United Airlines, or Alaska 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.
What are the most reliable airlines from San Francisco to Cancún?
Consider United Airlines (89%), American Airlines (88%) or Alaska Airlines (88%) when booking your flight. These represent the most reliable airlines when flying from San Francisco to Cancún.
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, May is the cheapest month in which you can book a flight from San Francisco to Cancún (average of £121). Flying from San Francisco to Cancún in December is currently the most expensive (average of £271). 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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Users can book flights with no change fees policies with our dedicated filters. Book flights from San Francisco to Cancún flexibly with Cheapflights today.

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Cheap flights from San Francisco to Cancún from £121

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 21/2. 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 21 December 2025.

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 21 December 2025.

Find flight deals from San Francisco to Cancún

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

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

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?

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?

Weekly flight availability from San Francisco to Cancún

How often are flights from San Francisco to Cancún delayed?

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

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

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

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.

How popular is this San Francisco to Cancún flight route?

How long is the flight from San Francisco to Cancún?

What are the most reliable airlines 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?

Travelling to a place near Cancún?

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Alternative routes for San Francisco to Cancún

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

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 21 December 2025.