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Cheap flights from San Francisco to Cancún from C$ 281

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 26/5. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — CUN
4 May — 11 May1
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 29 April 2025.

Round-trip from

C$ 636

One-way from

C$ 281

Popular in

December

Cheapest in

January

Average price

C$ 901
JetBlue
  • JetBlue
  • 17/6-25/6
  • 2 total stops
  • 25h 10m total
  • San Francisco to Cancún
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JetBlue
  • JetBlue
  • 26/5
  • 1 total stop
  • 11h 02m total
  • San Francisco to Cancún
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Highest demand for flights based on searches. 2% potential increase in price (C$ 28 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease (C$ 25 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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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 29 April 2025.

Tue 5/86:00 a.m.SFO - CUN
1 stop7h 15mHawaiian Airlines
Wed 13/84:25 p.m.CUN - SFO
1 stop9h 32mHawaiian Airlines
Deal found 27/4C$ 625
Tue 17/69:10 p.m.SFO - CUN
1 stop9h 15mJetBlue
Wed 25/69:45 a.m.CUN - SFO
1 stop15h 55mJetBlue
Deal found 28/4C$ 636
Tue 5/88:00 a.m.SFO - CUN
2 stops29h 15mAlaska Airlines
Wed 13/84:25 p.m.CUN - SFO
1 stop9h 32mAlaska Airlines
Deal found 27/4C$ 642
Fri 9/52:18 p.m.SFO - CUN
2 stops32h 17mMultiple Airlines
Mon 12/510:33 a.m.CUN - SFO
1 stop14h 33mMultiple Airlines
Deal found 28/4C$ 676
Thu 8/512:09 a.m.SFO - CUN
1 stop7h 49mFrontier
Mon 12/59:59 a.m.CUN - SFO
2 stops29h 04mFrontier
Deal found 28/4C$ 685
Sun 24/87:50 p.m.SFO - CUN
2 stops17h 00mSouthwest
Thu 28/81:05 p.m.CUN - SFO
2 stops11h 00mSouthwest
Deal found 28/4C$ 701
Sun 25/511:28 p.m.SFO - CUN
Nonstop5h 20mUnited Airlines
Fri 30/54:15 p.m.CUN - SFO
Nonstop5h 50mUnited Airlines
Deal found 29/4C$ 782
Sat 21/611:19 p.m.SFO - CUN
1 stop9h 54mDelta
Tue 24/62:38 p.m.CUN - SFO
1 stop8h 20mDelta
Deal found 29/4C$ 783
Thu 8/52:30 a.m.SFO - CUN
2 stops31h 15mAvianca
Mon 12/512:45 p.m.CUN - SFO
2 stops25h 50mAvianca
Deal found 28/4C$ 836
Fri 1/82:45 p.m.SFO - CUN
2 stops24h 42mWestJet
Sat 9/86:30 p.m.CUN - SFO
2 stops46h 18mWestJet
Deal found 27/4C$ 924

Cheapflights Fare Finder

Customize 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 629,999 searches. Data last updated 29 April 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

Tue 5/8

6:00 a.m.-3:15 p.m.

1 stop7h 15m

Cancun

Wed 13/8

4:25 p.m.-11:57 p.m.

1 stop9h 32m

C$ 625

San FranciscoCancún

SFO - CUN

SFOCUN

San Francisco

Tue 17/6

9:10 p.m.-8:25 a.m.

1 stop9h 15m

Cancun

Wed 25/6

9:45 a.m.-11:40 p.m.

1 stop15h 55m

C$ 636

San FranciscoCancún

SFO - CUN

SFOCUN

San Francisco

Tue 5/8

8:00 a.m.-3:15 p.m.

2 stops29h 15m

Cancun

Wed 13/8

4:25 p.m.-11:57 p.m.

1 stop9h 32m

C$ 642

San FranciscoCancún

SFO - CUN

SFOCUN

San Francisco

Fri 9/5

2:18 p.m.-12:35 a.m.

2 stops32h 17m

Cancun

Mon 12/5

10:33 a.m.-11:06 p.m.

1 stop14h 33m

C$ 676

San FranciscoCancún

SFO - CUN

SFOCUN

San Francisco

Sun 24/8

7:50 p.m.-2:50 p.m.

2 stops17h 00m

Cancun

Thu 28/8

1:05 p.m.-10:05 p.m.

2 stops11h 00m

C$ 701

San FranciscoCancún

SFO - CUN

SFOCUN

San Francisco

Sun 25/5

11:28 p.m.-6:48 a.m.

Nonstop5h 20m

Cancun

Fri 30/5

4:15 p.m.-8:05 p.m.

Nonstop5h 50m

C$ 782

San FranciscoCancún

SFO - CUN

SFOCUN

San Francisco

Sat 21/6

11:19 p.m.-11:13 a.m.

1 stop9h 54m

Cancun

Tue 24/6

2:38 p.m.-8:58 p.m.

1 stop8h 20m

C$ 783

San FranciscoCancún

SFO - CUN

SFOCUN

San Francisco

Fri 1/8

2:45 p.m.-5:27 p.m.

2 stops24h 42m

Cancun

Sat 9/8

6:30 p.m.-2:48 p.m.

2 stops46h 18m

C$ 924

San FranciscoCancún

SFO - CUN

SFOCUN

San Francisco

Mon 26/5

10:59 p.m.-12:01 p.m.

1 stop11h 02m

C$ 281

San FranciscoCancún

SFO - CUN

SFOCUN

San Francisco

Wed 30/7

3:05 p.m.-3:15 p.m.

2 stops22h 10m

C$ 303

Flights are sorted by cheapest round-trip flights first.

Deals found on 28/4

Showing 1-10 of 12 results
1
2

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 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

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

Use this chart to determine the optimal time to book a round-trip flight from San Francisco to Cancún. Price data was last updated on 25 April 2025.

Booking 40 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, April is the cheapest month in which you can book a flight from San Francisco to Cancún (average of C$ 298). Flying from San Francisco to Cancún in July is currently the most expensive (average of C$ 464). 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 29 April 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 27% on flights from San Francisco to Cancún by exploring options for tickets at noon.

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 29 April 2025.

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

Rainfall in Cancún by month

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

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.

Temperature in Cancún by month

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

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).

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 29 April 2025.
Read reviews from past customers who have flown Alaska Airlines, Southwest and Delta from San Francisco to Cancún. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,949 reviews
Check prices

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.1

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Alaska Airlines
8.0
Very good
9,949 reviews
Alaska Airlines
8.0
Very good
9,949 reviews
Check prices

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.1

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Southwest
8.0
Very good
4,292 reviews
Alaska Airlines
8.0
Very good
9,949 reviews
Check prices

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.1

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Delta
8.0
Very good
7,929 reviews
Alaska Airlines
8.0
Very good
9,949 reviews
Check prices

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.1

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
United Airlines
7.4
Good
8,696 reviews
Alaska Airlines
8.0
Very good
9,949 reviews
Check prices

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.1

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
JetBlue
7.3
Good
2,922 reviews
Alaska Airlines
8.0
Very good
9,949 reviews
Check prices

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.1

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

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?

    Cancun is the airport most travellers will use when flying to Cancún from San Francisco. Booking flights from San Francisco (SFO) to Cancun (CUN) should be relatively easy as there are 2 daily flights to Cancún from 1 airline. 5h 20m is how long a flight from San Francisco to Cancun will take if you book a nonstop flight.

  • 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.

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

    JetBlue, at C$ 636, was found to be the cheapest airline from San Francisco to Cancún.Alternate airlines to your destination round-trip include Alaska Airlines and Frontier. Users have found that JetBlue is 29% cheaper than the other options available to this destination.

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

    For one-way options, check prices for JetBlue. According to our data, you can fly for as low as C$ 281. Users have also found prices from C$ 303 and C$ 374 on Alaska Airlines and United Airlines, respectively.

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

    Consider Hawaiian Airlines (89%), United Airlines (78%) or American Airlines (74%) 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 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, April is the cheapest month in which you can book a flight from San Francisco to Cancún (average of C$ 298). Flying from San Francisco to Cancún in July is currently the most expensive (average of C$ 464). 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 San Francisco?

Book flights to San Francisco if you plan to visit one of these locations
Puerto Aventuras
Holbox
Punta Sam

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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.
Los Angeles to Cancún flights

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 629,999 searches. Data last updated 29 April 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapestC$ 638AverageC$ 1,057FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers 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?

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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