Question 1

How popular is this San Francisco to Cancún flight route?

Accepted Answer

Within the past month, 8 users have taken a look at flights from San Francisco to Cancun.

Question 2

What are the cheapest airlines flying from San Francisco to Cancún round-trip?

Accepted Answer

Flying on Alaska Airlines is currently your cheapest option to Cancún, with prices starting at £325. Additional return tickets that might be worth considering are offered by JetBlue and Hawaiian Airlines, with the lowest prices starting at £329 and £336, respectively. Alaska Airlines is currently priced 31% below the average price you’ll pay for this route.

Question 3

What are the cheapest airlines to fly from San Francisco to Cancún one-way?

Accepted Answer

The cheapet airlines for a one-way flight from San Francisco to Cancún are Frontier (£142), JetBlue (£146), and Alaska Airlines (£147).

Question 4

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

Accepted Answer

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.

Question 5

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

Accepted Answer

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.

Question 6

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

Accepted Answer

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

Question 7

Weekly flight availability from San Francisco to Cancún

Accepted Answer

The most flights from SFO to CUN are scheduled on a Monday (3 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (2 on average).

Question 8

E

Accepted Answer

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.

Question 9

E

Accepted Answer

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).

Question 10

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

Accepted Answer

Consider United Airlines (93%), American Airlines (75%) or Alaska Airlines (75%) when booking your flight. These represent the most reliable airlines when flying from San Francisco to Cancún.

Question 11

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

Accepted Answer

Users have found that flying from San Francisco to Cancún on a Thursday typically leans towards higher prices. However, this doesn’t mean you still can’t find a deal. Flexibility with other aspects of your flight can still land a great price for your trip.

Question 12

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

Accepted Answer

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 29 days in advance, which can save you up to 10% on flights from San Francisco to Cancún compared to booking the week you need them. Waiting 29 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at £458. For sooner than that we have options available in the next 3 days from £458.

Question 13

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

Accepted Answer

Due to multiple factors, expect to potentially pay more when booking in December. For low rates, January can be a great choice for travel to Cancún. Flights to Cancún from San Francisco in January are about £473 on average during January, but can be found for as low as £247.

Question 14

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

Accepted Answer

It’s optimal to fly from San Francisco to Cancún in the morning. By choosing this option you can save up to 15% on the cost of your flight, compared to a flight at midday.

Question 15

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

Accepted Answer

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 5h 22m for a nonstop flight. There are 2 flights from San Francisco to Cancún per day from 1 airline.

Question 16

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

Accepted Answer

Yes. In addition to deals on San Francisco to Cancún flights, Cheapflights offers holiday packages that include both flights and hotel.

Question 17

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

Accepted Answer

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.

Question 18

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

Accepted Answer

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.

Question 19

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

Accepted Answer

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.

Question 20

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

Accepted Answer

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.

Question 21

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

Accepted Answer

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

Question 22

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

Accepted Answer

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.

Round-trip from	£325
One-way from	£142
Popular in	December
Cheapest in	January
Average price	£488

Cheap flights from San Francisco to Cancún from £142

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 19/7. Fares are subject to change and may not be available on all flights or dates of travel.

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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 13 June 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 13 June 2025.

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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

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?

Use this chart to determine the optimal time to book a return flight from San Francisco to Cancún. Price data was last updated on 9 June 2025.

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?

Find hourly flight availability from San Francisco to Cancún. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 13 June 2025.

Weekly flight availability from San Francisco to Cancún

Explore weekly flight availability from San Francisco to Cancún. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 13 June 2025.

Rainfall in Cancún by month

Plan your trip to Cancún by taking into account the average rainfall totals by month.

Temperature in Cancún by month

Plan your trip to Cancún by taking into account the average temperature totals by month.

Reviews of airlines servicing Cancún

Read through reviews of airlines operating flights from San Francisco to Cancún, such as Alaska Airlines, Southwest and Delta. Reviews also offer insight into each airline's 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?

What are the cheapest airlines flying from San Francisco to Cancún round-trip?

What are the cheapest airlines to fly from San Francisco to Cancún one-way?

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 San Francisco?

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Alternative routes for San Francisco to Cancún

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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 13 June 2025.