How popular is this San Francisco to Cancún flight route?

Within the past month, 7 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 5h 29m. Fly via 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 is the cheapest airline to fly from San Francisco to Cancún round-trip?

Flying on United Airlines is currently your cheapest option to Cancún, with prices starting at £367. United Airlines is currently priced 21% below the average price you’ll pay for this route.

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

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

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).

What airports do I use to fly from San Francisco to Cancún?

If you book a flight from San Francisco to Cancún, you will be flying from San Francisco to Cancun. Flights to Cancun (CUN) from San Francisco (SFO) take 7h 20m for a nonstop flight. There is 1 flight from San Francisco to Cancún per day from 1 airline.

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.

£138+ Flights from San Francisco to Cancún

Q: 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 £393 and £489 in December. The cheapest return flight price found within the last 3 days was £319 on United Airlines (15 Dec-24 Dec).

Cheap flight deals from San Francisco to Cancún

Round-trip from	£319
One-way from	£138
Popular in	December
Cheapest in	January
Average price	£428

Delta
19/10-24/10
4 total stops
25h 50m total
San Francisco to Cancún

Search Deals

United Airlines
29/10
Nonstop
5h 21m total
San Francisco to Cancún

Search Deals

Highest demand for flights based on searches. 5% potential increase in price (£19 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease (£8 potential savings vs. average return price).

Search Deals

Average for round-trip flights in September 2025

Search Deals

Find flight deals from San Francisco to Cancún

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 18 September 2025.

Mon 15/1208:46SFO - CUN

1 stop6h 59mAlaska Airlines

Mon 22/1217:59CUN - SFO

Nonstop6h 16mAlaska Airlines

Deal found 16/9£319

Thu 4/1222:19SFO - CUN

1 stop17h 26mAlaska Airlines

Wed 10/1218:15CUN - SFO

1 stop16h 14mAlaska Airlines

Deal found 16/9£319

Tue 30/1200:10SFO - CUN

1 stop11h 05mDelta

Tue 6/115:03CUN - SFO

2 stops24h 42mDelta

Deal found 17/9£322

Sat 4/1023:20SFO - CUN

1 stop11h 13mDelta

Thu 9/1006:00CUN - SFO

1 stop17h 15mDelta

Deal found 18/9£322

Sat 22/1108:59SFO - CUN

Nonstop5h 21mUnited Airlines

Tue 25/1108:39CUN - SFO

1 stop18h 33mUnited Airlines

Deal found 16/9£323

Wed 29/1005:30SFO - CUN

2 stops8h 45mSouthwest

Wed 5/1114:05CUN - SFO

2 stops10h 45mSouthwest

Deal found 16/9£325

Sun 5/1007:25SFO - CUN

1 stop10h 50mDelta

Wed 8/1014:37CUN - SFO

1 stop8h 38mDelta

Deal found 18/9£325

Wed 5/1110:40SFO - CUN

2 stops10h 44mDelta

Mon 10/1117:20CUN - SFO

1 stop9h 35mDelta

Deal found 17/9£326

Wed 5/1105:15SFO - CUN

1 stop12h 03mUnited Airlines

Fri 7/1108:39CUN - SFO

1 stop13h 46mUnited Airlines

Deal found 17/9£327

Mon 13/1000:43SFO - CUN

1 stop7h 21mUnited Airlines

Tue 21/1013:04CUN - SFO

Nonstop5h 47mUnited Airlines

Deal found 15/9£328

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 18 September 2025.

Tue 16/1205:00SFO - CUN

1 stop12h 18mUnited Airlines

Thu 25/1217:00CUN - SFO

Nonstop6h 03mUnited Airlines

Deal found 16/9£319

Fri 16/123:05SFO - CUN

1 stop10h 29mDelta

Fri 23/114:19CUN - SFO

1 stop8h 56mDelta

Deal found 17/9£322

Thu 1/108:20SFO - CUN

Nonstop5h 29mAlaska Airlines

Wed 7/117:15CUN - SFO

1 stop18h 14mAlaska Airlines

Deal found 17/9£323

Sun 14/1200:43SFO - CUN

1 stop16h 35mUnited Airlines

Fri 19/1217:00CUN - SFO

Nonstop6h 03mUnited Airlines

Deal found 17/9£319

Tue 11/1108:25SFO - CUN

2 stops12h 53mDelta

Sun 16/1106:15CUN - SFO

1 stop8h 40mDelta

Deal found 17/9£325

Wed 10/1217:46SFO - CUN

2 stops21h 59mAlaska Airlines

Thu 25/1209:00CUN - SFO

1 stop13h 36mAlaska Airlines

Deal found 17/9£336

Tue 9/1200:43SFO - CUN

1 stop12h 16mUnited Airlines

Thu 25/1212:28CUN - SFO

1 stop11h 43mUnited Airlines

Deal found 16/9£327

Sat 4/1023:20SFO - CUN

1 stop12h 13mDelta

Thu 9/1008:10CUN - SFO

1 stop15h 05mDelta

Deal found 17/9£333

Thu 15/123:05SFO - CUN

1 stop15h 15mDelta

Sun 18/112:15CUN - SFO

2 stops12h 57mDelta

Deal found 17/9£337

Tue 6/100:43SFO - CUN

1 stop7h 42mUnited Airlines

Mon 12/117:55CUN - SFO

1 stop9h 04mUnited Airlines

Deal found 16/9£341

Fri 9/118:50SFO - CUN

2 stops13h 15mDelta

Sat 17/112:05CUN - SFO

2 stops13h 52mDelta

Deal found 17/9£340

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 18 September 2025.

Sat 1/1109:24SFO - CUN

Nonstop5h 21mAlaska Airlines

Sat 8/1117:55CUN - SFO

Nonstop5h 54mAlaska Airlines

Deal found 16/9£327

Fri 24/1008:48SFO - CUN

Nonstop5h 24mUnited Airlines

Wed 29/1016:50CUN - SFO

Nonstop6h 03mUnited Airlines

Deal found 16/9£330

Sat 17/108:59SFO - CUN

Nonstop5h 21mUnited Airlines

Sat 24/117:50CUN - SFO

Nonstop6h 03mUnited Airlines

Deal found 15/9£335

Sat 1/1108:59SFO - CUN

Nonstop5h 21mUnited Airlines

Sat 8/1116:30CUN - SFO

Nonstop6h 03mUnited Airlines

Deal found 16/9£344

Sun 9/1108:59SFO - CUN

Nonstop5h 21mUnited Airlines

Sun 23/1117:50CUN - SFO

Nonstop6h 03mUnited Airlines

Deal found 17/9£345

Sun 19/1008:48SFO - CUN

Nonstop5h 24mUnited Airlines

Sun 26/1016:50CUN - SFO

Nonstop6h 03mUnited Airlines

Deal found 17/9£346

Thu 19/208:59SFO - CUN

Nonstop5h 21mUnited Airlines

Thu 26/217:50CUN - SFO

Nonstop6h 03mUnited Airlines

Deal found 17/9£350

Tue 21/1008:48SFO - CUN

Nonstop5h 24mUnited Airlines

Sat 25/1016:00CUN - SFO

Nonstop5h 47mUnited Airlines

Deal found 16/9£351

Fri 31/1008:59SFO - CUN

Nonstop5h 21mUnited Airlines

Wed 5/1117:50CUN - SFO

Nonstop6h 03mUnited Airlines

Deal found 18/9£352

Wed 8/1008:48SFO - CUN

Nonstop5h 24mUnited Airlines

Thu 16/1013:04CUN - SFO

Nonstop5h 47mUnited Airlines

Deal found 16/9£357

Last-minute flights from San Francisco to Cancún
Discover last-minute flight deals from San Francisco to Cancún. Data last updated 18 September 2025 and is based on user searches.

Fri 3/1006:15SFO - CUN

1 stop12h 00mDelta

Thu 9/1008:10CUN - SFO

1 stop15h 05mDelta

Deal found 17/9£329

Sat 4/1023:20SFO - CUN

1 stop11h 13mDelta

Thu 9/1006:00CUN - SFO

1 stop17h 15mDelta

Deal found 18/9£322

Sun 5/1006:15SFO - CUN

1 stop12h 00mDelta

Thu 9/1006:00CUN - SFO

1 stop17h 15mDelta

Deal found 18/9£325

Tue 7/1007:12SFO - CUN

1 stop10h 08mUnited Airlines

Wed 15/1013:04CUN - SFO

Nonstop5h 47mUnited Airlines

Deal found 16/9£319

Sat 11/1007:32SFO - CUN

Nonstop5h 18mUnited Airlines

Tue 14/1014:24CUN - SFO

1 stop10h 32mUnited Airlines

Deal found 16/9£326

Mon 13/1000:43SFO - CUN

1 stop7h 21mUnited Airlines

Tue 21/1013:04CUN - SFO

Nonstop5h 47mUnited Airlines

Deal found 15/9£328

Fri 24/1008:48SFO - CUN

Nonstop5h 24mUnited Airlines

Wed 29/1016:50CUN - SFO

Nonstop6h 03mUnited Airlines

Deal found 16/9£330

Tue 28/1000:43SFO - CUN

1 stop12h 16mUnited Airlines

Tue 4/1106:30CUN - SFO

1 stop8h 40mUnited Airlines

Deal found 16/9£327

Tue 28/1000:43SFO - CUN

1 stop12h 16mUnited Airlines

Sat 1/1115:30CUN - SFO

Nonstop6h 03mUnited Airlines

Deal found 18/9£333

Wed 29/1005:30SFO - CUN

2 stops8h 45mSouthwest

Wed 5/1114:05CUN - SFO

2 stops10h 45mSouthwest

Deal found 16/9£325

Wed 29/1014:26SFO - CUN

2 stops26h 19mAlaska Airlines

Sat 1/1119:55CUN - SFO

1 stop14h 39mAlaska Airlines

Deal found 17/9£334

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 18 September 2025.

Wed 29/1008:59SFO - CUN

Nonstop5h 21mUnited Airlines

Deal found 17/9£138

Thu 27/1105:15SFO - CUN

1 stop9h 35mUnited Airlines

Deal found 17/9£139

Fri 17/1000:43SFO - CUN

1 stop7h 21mUnited Airlines

Deal found 16/9£140

Wed 31/1207:45SFO - CUN

2 stops20h 05mAlaska Airlines

Deal found 15/9£143

Thu 4/1218:59SFO - CUN

2 stops20h 46mAlaska Airlines

Deal found 18/9£144

Tue 28/1021:10SFO - CUN

1 stop15h 05mJetBlue

Deal found 16/9£145

Sat 1/1109:24SFO - CUN

Nonstop5h 21mAlaska Airlines

Deal found 16/9£146

Tue 28/1008:59SFO - CUN

Nonstop5h 21mUnited Airlines

Deal found 17/9£149

Sun 9/1100:43SFO - CUN

1 stop12h 16mUnited Airlines

Deal found 16/9£150

Tue 9/1200:43SFO - CUN

1 stop12h 16mUnited Airlines

Deal found 18/9£153

Wed 29/1018:23SFO - CUN

2 stops22h 22mAlaska Airlines

Deal found 17/9£155

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

Tue 16/12

05:00-20:18

1 stop12h 18m

Cancun

Thu 25/12

17:00-20:03

Nonstop6h 03m

£319

San FranciscoCancún

SFO - CUN

SFOCUN

San Francisco

Sun 14/12

00:43-20:18

1 stop16h 35m

Cancun

Fri 19/12

17:00-20:03

Nonstop6h 03m

£319

San FranciscoCancún

SFO - CUN

SFOCUN

San Francisco

Fri 16/1

23:05-12:34

1 stop10h 29m

Cancun

Fri 23/1

14:19-20:15

1 stop8h 56m

£322

San FranciscoCancún

SFO - CUN

SFOCUN

San Francisco

Thu 1/1

08:20-16:49

Nonstop5h 29m

Cancun

Wed 7/1

17:15-08:29

1 stop18h 14m

£323

San FranciscoCancún

SFO - CUN

SFOCUN

San Francisco

Tue 11/11

08:25-00:18

2 stops12h 53m

Cancun

Sun 16/11

06:15-11:55

1 stop8h 40m

£325

San FranciscoCancún

SFO - CUN

SFOCUN

San Francisco

Tue 9/12

00:43-15:59

1 stop12h 16m

Cancun

Thu 25/12

12:28-21:11

1 stop11h 43m

£327

San FranciscoCancún

SFO - CUN

SFOCUN

San Francisco

Sat 4/10

23:20-13:33

1 stop12h 13m

Cancun

Thu 9/10

08:10-21:15

1 stop15h 05m

£333

San FranciscoCancún

SFO - CUN

SFOCUN

San Francisco

Wed 10/12

17:46-18:45

2 stops21h 59m

Cancun

Thu 25/12

09:00-19:36

1 stop13h 36m

£336

San FranciscoCancún

SFO - CUN

SFOCUN

San Francisco

Thu 15/1

23:05-17:20

1 stop15h 15m

Cancun

Sun 18/1

12:15-22:12

2 stops12h 57m

£337

San FranciscoCancún

SFO - CUN

SFOCUN

San Francisco

Fri 9/1

18:50-11:05

2 stops13h 15m

Cancun

Sat 17/1

12:05-22:57

2 stops13h 52m

£340

Flights are sorted by cheapest return flights first.

Deals found on 16/9

Showing 1-10 of 22 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

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

Booking 80 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, March is the cheapest month in which you can book a flight from San Francisco to Cancún (average of £317). Flying from San Francisco to Cancún in July is currently the most expensive (average of £985). 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?

It’s optimal to fly from San Francisco to Cancún in the morning. By choosing this option you can save up to 27% on the cost of your flight, compared to a flight at midday.

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

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

7.4

Good

8,926 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

7.4

Good

8,926 reviews

United Airlines

7.4

Good

8,926 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

What airports do I use to fly from San Francisco to Cancún?
If you book a flight from San Francisco to Cancún, you will be flying from San Francisco to Cancun. Flights to Cancun (CUN) from San Francisco (SFO) take 7h 20m for a nonstop flight. There is 1 flight from San Francisco to Cancún per day from 1 airline.
How popular is this San Francisco to Cancún flight route?
Within the past month, 7 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 5h 29m. Fly via 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 is the cheapest airline to fly from San Francisco to Cancún round-trip?
Flying on United Airlines is currently your cheapest option to Cancún, with prices starting at £367. United Airlines is currently priced 21% below the average price you’ll pay for this route.
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, March is the cheapest month in which you can book a flight from San Francisco to Cancún (average of £317). Flying from San Francisco to Cancún in July is currently the most expensive (average of £985). 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

Holbox

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for San Francisco to Cancún

Los Angeles to Cancún flights

Other flights to Cancún

Top airline flying from San Francisco to Cancún

Airline	Cheapest	Average	Flexibility	On-time
United Airlines	Cheapest£367	Average£542	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights

Fly with Cheapflights

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

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?

Not ready to book yet? You can track prices for flights from San Francisco to Cancún on Cheapflights with our Price Alert feature and get notified when better prices are available.

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Cheap flights from San Francisco to Cancún from £138

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 29/10. 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

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find 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 18 September 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 18 September 2025.

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?

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

Weekly flight availability from San Francisco to Cancún

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

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.

What airports do I use to fly from San Francisco to Cancún?

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?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for San Francisco to Cancún

See prices for flight routes from nearby airports that may be better suited for you.

Top airline flying from San Francisco to Cancún

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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 18 September 2025.