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

Over the past year, United Airlines has 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 131 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.

How popular is this San Francisco to Cancún flight route?

This flight path from San Francisco to Cancun was viewed by 1 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

How long is the flight from San Francisco to Cancún?

There are many flights that can get you from San Francisco to Cancún in 5h 13m. Fly via United Airlines or Delta to get the fastest option. The distance from San Francisco to Cancún is about 3869 km. Both multi-stop and direct flights can be found to your destination and back.

What is the cheapest airline to fly from San Francisco to Cancún round-trip?

United Airlines, at C$ 713, was found to be the cheapest airline from San Francisco to Cancún.. Users have found that United Airlines is 20% cheaper than the other options available to this destination.

In terms of precipitation, rainfall in Cancún ranges from 29.0 - 282.0 mm 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 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.

C$ 330+ Cheap Flights from San Francisco to Cancún

Cheap flight deals from San Francisco to Cancún

Enter your travel dates to find the best prices.

Cheapest

Best

Direct

Last-minute

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 25 October 2026.

Sat 14/119:58 a.m. -

2 stops11h 30m

Wed 18/111:40 p.m. -

2 stops13h 19m

Deal found 23/10C$ 636

Tue 17/116:00 a.m. -

1 stop11h 55m

Wed 2/126:09 a.m. -

1 stop8h 29m

Deal found 22/10C$ 641

Fri 27/117:05 a.m. -

2 stops14h 27m

Thu 3/126:49 a.m. -

1 stop16h 16m

Deal found 21/10C$ 643

Tue 29/121:52 p.m. -

1 stop18h 13m

Wed 13/18:15 a.m. -

1 stop13h 32m

Deal found 21/10C$ 646

Tue 29/121:52 p.m. -

1 stop18h 13m

Thu 14/15:40 p.m. -

2 stops20h 00m

Deal found 21/10C$ 653

Wed 2/128:59 p.m. -

1 stop16h 21m

Tue 8/126:04 a.m. -

2 stops13h 59m

Deal found 22/10C$ 657

Wed 30/128:28 p.m. -

2 stops16h 02m

Thu 7/18:15 a.m. -

1 stop13h 32m

Deal found 23/10C$ 662

Fri 13/119:42 p.m. -

1 stop9h 17m

Thu 19/111:40 p.m. -

2 stops13h 19m

Deal found 20/10C$ 664

Mon 14/125:05 a.m. -

2 stops11h 40m

Mon 21/126:30 p.m. -

1 stop9h 00m

Deal found 24/10C$ 667

Sun 6/125:15 a.m. -

2 stops11h 30m

Thu 17/122:10 p.m. -

1 stop13h 15m

Deal found 23/10C$ 668

Fri 27/117:05 a.m. -

2 stops14h 27m

Sat 12/126:04 a.m. -

1 stop17h 01m

Deal found 22/10C$ 671

Thu 12/1110:59 p.m. -

1 stop18h 56m

Tue 24/115:05 p.m. -

1 stop9h 54m

Deal found 21/10C$ 674

Find flight deals from San Francisco to Cancún

Round-trip from	C$ 629
One-way from	C$ 330
Popular in	December
Cheapest in	January
Average price	C$ 968

Delta
16/1-23/1
3 total stops
24h 48m total
San Francisco to Cancún

Search Deals

United Airlines
13/11-31/12
Nonstop
5h 23m total
San Francisco to Cancún

Search Deals

Highest demand for flights based on searches. 1% potential increase in price (C$ 19 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease (C$ 23 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in October 2026

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

Cheapest round-trip

San FranciscoCancún

SFO San Francisco - CUN Cancun

SFOCUN

San Francisco

Thu 26/11

6:35 p.m.-2:03 p.m.

1 stop16h 28m

Cancun

Wed 31/12

12:00 a.m.-10:00 p.m.

Nonstop0h 00m

C$ 337

San FranciscoCancún

SFO San Francisco - CUN Cancun

SFOCUN

San Francisco

Tue 15/12

11:39 p.m.-2:05 p.m.

1 stop11h 26m

Cancun

Wed 31/12

12:00 a.m.-10:00 p.m.

Nonstop0h 00m

C$ 347

San FranciscoCancún

SFO San Francisco - CUN Cancun

SFOCUN

San Francisco

Wed 6/1

5:30 a.m.-7:45 p.m.

2 stops11h 15m

Cancun

Wed 31/12

12:00 a.m.-10:00 p.m.

Nonstop0h 00m

C$ 374

San FranciscoCancún

SFO San Francisco - CUN Cancun

SFOCUN

San Francisco

Wed 9/12

7:05 a.m.-6:14 p.m.

1 stop8h 09m

Cancun

Wed 31/12

12:00 a.m.-10:00 p.m.

Nonstop0h 00m

C$ 374

San FranciscoCancún

SFO San Francisco - CUN Cancun

SFOCUN

San Francisco

Sat 2/1

5:00 a.m.-4:06 p.m.

1 stop8h 06m

Cancun

Wed 31/12

12:00 a.m.-10:00 p.m.

Nonstop0h 00m

C$ 386

San FranciscoCancún

SFO San Francisco - CUN Cancun

SFOCUN

San Francisco

Sun 17/1

8:45 a.m.-5:08 p.m.

Nonstop5h 23m

Cancun

Wed 31/12

12:00 a.m.-10:00 p.m.

Nonstop0h 00m

C$ 410

San FranciscoCancún

SFO San Francisco - CUN Cancun

SFOCUN

San Francisco

Tue 12/1

10:45 p.m.-2:10 p.m.

2 stops12h 25m

Cancun

Wed 31/12

12:00 a.m.-10:00 p.m.

Nonstop0h 00m

C$ 434

San FranciscoCancún

SFO San Francisco - CUN Cancun

SFOCUN

San Francisco

Sun 1/11

10:55 p.m.-8:55 p.m.

2 stops19h 00m

Cancun

Wed 31/12

12:00 a.m.-10:00 p.m.

Nonstop0h 00m

C$ 448

Quickest round-trip

San FranciscoCancún

SFO San Francisco - CUN Cancun

SFOCUN

San Francisco

Thu 21/1

11:00 p.m.-7:13 a.m.

Nonstop5h 13m

Cancun

Wed 31/12

12:00 a.m.-10:00 p.m.

Nonstop0h 00m

C$ 457

San FranciscoCancún

SFO San Francisco - CUN Cancun

SFOCUN

San Francisco

Wed 24/2

11:00 p.m.-7:13 a.m.

Nonstop5h 13m

Cancun

Wed 31/12

12:00 a.m.-10:00 p.m.

Nonstop0h 00m

C$ 458

Flights are sorted by cheapest round-trip flights first.

Deals found on 20/10

Showing 1-10 of 24 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 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

Prices

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 C$ 769). Flying from San Francisco to Cancún in December is currently the most expensive (average of C$ 1,078). 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?

When flying from San Francisco to Cancún, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

How much does it cost to fly round-trip from San Francisco to Cancún?

Airfare is below average for this route at the moment.

San Francisco to Cancún flights typically cost between C$ 769 and C$ 1,173 in January.
The cheapest round-trip price found within the last 5 days was C$ 629 on Delta (16 Jan-23 Jan).

Reviews of airlines servicing Cancún

See what other customers who have flown with United Airlines from San Francisco to Cancún have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

United Airlines

7.3

Good

10,436 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

United Airlines

7.3

Good

10,436 reviews

United Airlines

7.3

Good

10,436 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Related info for your journey

How popular is this San Francisco to Cancún flight route?
This flight path from San Francisco to Cancun was viewed by 1 users in the past month. Keep an eye out for changes in search interest prior to high and low season.
How long is the flight from San Francisco to Cancún?
There are many flights that can get you from San Francisco to Cancún in 5h 13m. Fly via United Airlines or Delta to get the fastest option. The distance from San Francisco to Cancún is about 3869 km. Both multi-stop and direct flights can be found to your destination and back.
What is the cheapest airline to fly from San Francisco to Cancún round-trip?
United Airlines, at C$ 713, was found to be the cheapest airline from San Francisco to Cancún.. Users have found that United Airlines is 20% cheaper than the other options available to this destination.
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 C$ 769). Flying from San Francisco to Cancún in December is currently the most expensive (average of C$ 1,078). 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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Alternative routes for San Francisco to Cancún

Los Angeles to Cancún flights

Top airline flying from San Francisco to Cancún

Airline	Cheapest	Average	Flexibility	On-time
United Airlines	CheapestC$ 713	AverageC$ 1,027	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights

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

Deals for San Francisco to Cancún flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

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?

Yes! Cheapflights helps users easily 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?

Yes, Cheapflights offers price alerts on San Francisco to Cancún flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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Cheap flights from San Francisco to Cancún from C$ 330

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 13/11. 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 25 October 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 25 October 2026.

Best flights from San Francisco to CancúnDiscover carefully curated flight deals from San Francisco to Cancún that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 25 October 2026.

Discover carefully curated flight deals from San Francisco to Cancún that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 25 October 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 25 October 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 25 October 2026.

Last-minute flights from San Francisco to CancúnDiscover last-minute flight deals from San Francisco to Cancún. Data last updated 25 October 2026 and is based on user searches.

Discover last-minute flight deals from San Francisco to Cancún. Data last updated 25 October 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 25 October 2026.

Search for one-way flight options from San Francisco to Cancún. Find affordable one-way fares based on user searches. Data last updated 25 October 2026.

Find flight deals from San Francisco to Cancún

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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?

When flying from San Francisco to Cancún, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

How much does it cost to fly round-trip from San Francisco to Cancún?

Airfare is below average for this route at the moment.

San Francisco to Cancún flights typically cost between C$ 769 and C$ 1,173 in January.The cheapest round-trip price found within the last 5 days was C$ 629 on Delta (16 Jan-23 Jan).

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 131 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 has had the lowest number of delays on this route, with just 16% of flights being delayed.

Reviews of airlines servicing Cancún

See what other customers who have flown with United Airlines from San Francisco to Cancún have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

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?

What is the cheapest airline to fly from San Francisco to Cancún round-trip?

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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Other flights to Cancún

Explore flights to Cancún departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 25 October 2026.

Complete your trip

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Direct flights to Quintana Roo

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Search flights from San Francisco to Cancún by cabin class

Find flights from San Francisco to Cancún, based on your preferred cabin class, be it economy, premium economy, business, or first class.

San Francisco and Cancún flights

Browse other San Francisco and Cancún flight options. Last updated on 25 October 2026.

Other flights from San Francisco

Browse through other flights departing from San Francisco. Flights are based on user searches made on Cheapflights and were last updated on 25 October 2026.

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Top airline flying from 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 25 October 2026.

Best flights from San Francisco to Cancún
Discover carefully curated flight deals from San Francisco to Cancún that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 25 October 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 25 October 2026.

Last-minute flights from San Francisco to Cancún
Discover last-minute flight deals from San Francisco to Cancún. Data last updated 25 October 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 25 October 2026.

San Francisco to Cancún flights typically cost between C$ 769 and C$ 1,173 in January.
The cheapest round-trip price found within the last 5 days was C$ 629 on Delta (16 Jan-23 Jan).