Cheap flights from San Francisco to Cancún from £113

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 22/8. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — CUN
23 7월 — 30 7월1
1 adult

Cheap flight deals from San Francisco to Cancún

Discover tips and strategies to find the most affordable flight options for your journey from San Francisco (SFO) to Cancún (CUN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 18 7월 2025.

Round-trip from

£294

One-way from

£113

Popular in

December

Cheapest in

January

Average price

£488
Alaska Airlines
  • Alaska Airlines
  • 9/9-17/9
  • 3 total stops
  • 29h 37m total
  • San Francisco to Cancún
JetBlue
  • JetBlue
  • 22/8
  • 1 total stop
  • 18h 45m total
  • San Francisco to Cancún
Highest demand for flights based on searches. 3% potential increase in price (£12 potential increase over avg. return price).
Cheapest flight prices on average. 2% potential price decrease (£8 potential savings vs. average return price).
Average for round-trip flights in July 2025

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 7월 2025.

화 9/917:12SFO - CUN
2 stops19h 48mAlaska Airlines
수 17/916:10CUN - SFO
1 stop9h 49mAlaska Airlines
Deal found 18/7£294
일 10/821:25SFO - CUN
1 stop12h 28mJetBlue
토 23/809:45CUN - SFO
1 stop26h 45mJetBlue
Deal found 18/7£297
토 16/816:03SFO - CUN
1 stop21h 12mHawaiian Airlines
목 21/816:10CUN - SFO
1 stop9h 49mHawaiian Airlines
Deal found 16/7£301

Cheapflights Fare Finder

Customise your flight search to find flights from San Francisco to Cancún that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 18 7월 2025.
Use the filters below to find and compare flights from San Francisco to Cancún that are best for you.

Fly from

San Francisco

Fly to

Cancún

Route

Depart

Return

Price

San FranciscoCancún

SFO - CUN

SFOCUN

San Francisco

화 9/9

17:12-15:00

2 stops19h 48m

Cancun

수 17/9

16:10-23:59

1 stop9h 49m

£294

San FranciscoCancún

SFO - CUN

SFOCUN

San Francisco

일 10/8

21:25-11:53

1 stop12h 28m

Cancun

토 23/8

09:45-10:30

1 stop26h 45m

£297

San FranciscoCancún

SFO - CUN

SFOCUN

San Francisco

토 16/8

16:03-15:15

1 stop21h 12m

Cancun

목 21/8

16:10-23:59

1 stop9h 49m

£301

San FranciscoCancún

SFO - CUN

SFOCUN

San Francisco

금 22/8

11:40-08:25

1 stop18h 45m

£113

San FranciscoCancún

SFO - CUN

SFOCUN

San Francisco

월 8/9

17:12-15:00

2 stops19h 48m

£116

San FranciscoCancún

SFO - CUN

SFOCUN

San Francisco

월 8/9

05:50-15:00

1 stop7h 10m

£125

San FranciscoCancún

SFO - CUN

SFOCUN

San Francisco

일 17/8

08:50-16:12

Nonstop5h 22m

£172

San FranciscoCancún

SFO - CUN

SFOCUN

San Francisco

금 19/9

00:45-17:45

2 stops15h 00m

£210

Flights are sorted by cheapest return flights first.

Deals found on 18/7

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

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 11 July 2025.

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?

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 18 7월 2025.

It’s optimal to fly from San Francisco to Cancún in the morning. By choosing this option you can save up to 7% on the cost of your flight, compared to a flight at midday.

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 18 7월 2025.

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).

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

Reviews of airlines servicing Cancún

Get insights into the airlines that provide service to Cancún. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Cancún. Reviews last updated 18 7월 2025.
See what other customers who have flown with Alaska Airlines, Delta, andHawaiian 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.

Boarding

8.1

Entertainment

7.1

Food

7.1

Overall

8.0

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Boarding

8.1

Entertainment

7.1

Food

7.1

Overall

8.0

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
8.0
Very Good

Boarding

8.1

Entertainment

7.1

Food

7.1

Overall

8.0

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Boarding

8.1

Entertainment

7.1

Food

7.1

Overall

8.0

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Boarding

8.1

Entertainment

7.1

Food

7.1

Overall

8.0

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Boarding

8.1

Entertainment

7.1

Food

7.1

Overall

8.0

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

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?

    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.

  • How popular is this San Francisco to Cancún flight route?

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

    Flying on Alaska Airlines is currently your cheapest option to Cancún, with prices starting at £294. Additional return tickets that might be worth considering are offered by JetBlue and Hawaiian Airlines, with the lowest prices starting at £297 and £301, respectively. Alaska Airlines is currently priced 38% below the average price you’ll pay for this route.

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

    The cheapet airlines for a one-way flight from San Francisco to Cancún are JetBlue (£113), Alaska Airlines (£116), and Hawaiian Airlines (£125).

  • 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

Travelling to a place near Cancún?

Book flights to Cancún if you plan to visit one of these locations
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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

Discover the top airline that operate flights from San Francisco to Cancún. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 18 7월 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest£373Average£552FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

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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?

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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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