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Cheap flights from San Francisco to Cancún from $103

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Francisco to Cancún departing on 9/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from San Francisco to Cancún

Cheap round-trip flights

Hawaiian Airlines Logo
5:50 am - 3:00 pmSFO-CUN
7h 10m1 stop
Hawaiian Airlines Logo
4:10 pm - 11:59 pmCUN-SFO
9h 49m1 stop
$327Hawaiian Airlines
Find Deal
Mon, Sep 8 - Thu, Sep 11
Hawaiian Airlines Logo
6:00 am - 3:15 pmSFO-CUN
7h 15m1 stop
Hawaiian Airlines Logo
4:10 pm - 11:59 pmCUN-SFO
9h 49m1 stop
$334Hawaiian Airlines
Find Deal
Sun, Aug 17 - Thu, Aug 21
Alaska Airlines Logo
5:12 pm - 3:00 pmSFO-CUN
19h 48m2 stops
Alaska Airlines Logo
4:10 pm - 11:59 pmCUN-SFO
9h 49m1 stop
$337Alaska Airlines
Find Deal
Sun, Sep 7 - Tue, Sep 30
Alaska Airlines Logo
5:50 am - 3:00 pmSFO-CUN
7h 10m1 stop
Alaska Airlines Logo
4:10 pm - 11:59 pmCUN-SFO
9h 49m1 stop
$341Alaska Airlines
Find Deal
Sun, Sep 7 - Wed, Sep 17
Alaska Airlines Logo
5:12 pm - 3:00 pmSFO-CUN
19h 48m2 stops
Alaska Airlines Logo
4:10 pm - 7:52 amCUN-SFO
17h 42m2 stops
$342Alaska Airlines
Find Deal
Mon, Sep 15 - Thu, Sep 25
Southwest Logo
8:25 pm - 2:50 pmSFO-CUN
16h 25m2 stops
Southwest Logo
3:55 pm - 11:10 pmCUN-SFO
9h 15m1 stop
$349Southwest
Find Deal
Sun, Sep 7 - Fri, Sep 12
Frontier Logo
10:29 pm - 12:27 pmSFO-CUN
11h 58m1 stop
Frontier Logo
3:25 pm - 11:25 pmCUN-SFO
10h 00m1 stop
$390Frontier
Find Deal
Sat, Aug 2 - Wed, Aug 6
Frontier Logo
6:37 am - 4:20 pmSFO-CUN
7h 43m1 stop
Frontier Logo
3:05 pm - 11:25 pmCUN-SFO
10h 20m1 stop
$397Frontier
Find Deal
Mon, Aug 11 - Sat, Aug 16
Logo
1:09 pm - 2:33 amSFO-CUN
11h 24m2 stops
Logo
10:34 am - 10:06 pmCUN-SFO
13h 32m1 stop
$403
Find Deal
Wed, Aug 13 - Mon, Aug 18
Southwest Logo
9:05 pm - 1:50 pmSFO-CUN
14h 45m1 stop
Southwest Logo
3:55 pm - 11:10 pmCUN-SFO
9h 15m1 stop
$408Southwest
Find Deal
Sat, Sep 20 - Fri, Sep 26

Alaska Airlines flights from San Francisco to Cancún

Our best Alaska Airlines deals on San Francisco to Cancún flight tickets
Alaska Airlines
Sep 7
SFO5:12 pmSan Francisco
19h 48m
2 stops
CUN3:00 pmCancun
Sep 30
CUN4:10 pmCancun
9h 49m
1 stop
SFO11:59 pmSan Francisco
$337
Find similar
Alaska Airlines
Sep 7
SFO5:50 amSan Francisco
7h 10m
1 stop
CUN3:00 pmCancun
Sep 17
CUN4:10 pmCancun
9h 49m
1 stop
SFO11:59 pmSan Francisco
$341
Find similar
Alaska Airlines
Sep 15
SFO5:12 pmSan Francisco
19h 48m
2 stops
CUN3:00 pmCancun
Sep 25
CUN4:10 pmCancun
17h 42m
2 stops
SFO7:52 amSan Francisco
$342
Find similar

Southwest flights from San Francisco to Cancún

Our best Southwest deals on San Francisco to Cancún flight tickets
Southwest
Sep 7
SFO8:25 pmSan Francisco
16h 25m
2 stops
CUN2:50 pmCancun
Sep 12
CUN3:55 pmCancun
9h 15m
1 stop
SFO11:10 pmSan Francisco
$349
Find similar
Southwest
Sep 20
SFO9:05 pmSan Francisco
14h 45m
1 stop
CUN1:50 pmCancun
Sep 26
CUN3:55 pmCancun
9h 15m
1 stop
SFO11:10 pmSan Francisco
$408
Find similar

See travel insights to Cancún from

How to get the cheapest flight ticket from San Francisco to Cancún

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between San Francisco and Cancún?

What is the cheapest month to fly to Cancún?

If you don’t want to visit Cancún in January, then you should wait until March to fly from San Francisco, when ticket prices are also cheap, with an average price of $580.

What is the cheapest day to depart on your flight to Cancún?

The cheapest day to depart from San Francisco to Cancún is on a Monday when prices can be found for as low as $652. If your travel schedule is flexible, try to avoid departing on a Thursday because tickets tend to average around $716. These prices are subject to change though, so be sure to set up a Price Alert for flights to Cancún.

What is the cheapest time of day to depart on your flight to Cancún?

Our most recent data shows that the best time of day to fly to Cancún is in the afternoon. Flights from San Francisco to Cancún during this time can be as low as $408. Flights to Cancún are more costly in the morning, with an average ticket price of $675. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest San Francisco to Cancun flight route?

Fly from San Francisco to Cancun for the best San Francisco - Cancun flight prices

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

You are more likely to see cheaper flights to Cancún from San Francisco when booking weeks ahead of your departure date. In general, you can expect to find flights to Cancún for around $643 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Cancún from San Francisco for as low as $596 on momondo.

What cabin class options are available on San Francisco to Cancun flights?

There are 4 cabin classes available to choose from on San Francisco to Cancun flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have San Francisco to Cancún flight prices changed over time?

As of July 2025, prices for San Francisco to Cancún flights are approximately 12% cheaper when compared to flights at the same time last year.

When to book flights from San Francisco to Cancún

Are you open to changing your travel dates? Check out the ideal times to fly from San Francisco to Cancún according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap San Francisco to Cancún (SFO to CUN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Francisco to Cancún

Best Price Found

$103

Fastest flight time

7h 00m

Direct flights

Every day

Airports in Cancún

1 airport
The best one-way flight to Cancún from San Francisco in the past 72 hours is $103. The best round-trip flight deal from San Francisco to Cancún found on momondo in the last 72 hours is $327.
The fastest flight from San Francisco to Cancún takes 7h 00m
Direct flights go from San Francisco to Cancún every day.
There is 1 airport near Cancún: Cancun (CUN)
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  • How far is San Francisco to Cancun by plane?

    The straight-line distance from San Francisco to Cancun is 2407.1 mi. Flights usually cover this in 7h 00m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from San Francisco Airport to Cancun Airport?

    Prices for flights from San Francisco Airport to Cancun Airport are updated daily.

  • How many operators does momondo search for flights from San Francisco Airport to Cancun Airport?

  • How old do you have to be to fly from San Francisco Airport to Cancun Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San Francisco Airport to Cancun Airport.

  • What documentation or ID do you need to fly to Cancun Airport?

    The travel and health documents required for your trip to Cancun Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Cancun Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from San Francisco to Cancún?

  • What is the most popular airline from San Francisco to Cancún?

Best airlines flying from San Francisco to Cancún

Compare and see reviews for airlines that fly from San Francisco to Cancún with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $175Free CancellationRating
5.9
3,271 reviews
Search Frontier flights
VivaPriceFrom $233Free CancellationRating
6.9
785 reviews
Search Viva flights
Hawaiian AirlinesPriceFrom $269Free CancellationRating
7.8
2,561 reviews
Search Hawaiian Airlines flights
JetBluePriceFrom $294Free CancellationRating
7.3
2,910 reviews
Search JetBlue flights
DeltaPriceFrom $300Free CancellationRating
8.0
7,952 reviews
Search Delta flights
AeromexicoPriceFrom $333Free CancellationRating
7.5
1,719 reviews
Search Aeromexico flights
Alaska AirlinesPriceFrom $343Free CancellationRating
8.0
10,000 reviews
Search Alaska Airlines flights
VolarisPriceFrom $369Free CancellationRating
6.6
1,166 reviews
Search Volaris flights
American AirlinesPriceFrom $408Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $425Free CancellationRating
7.4
8,846 reviews
Search United Airlines flights

  • United Airlines Flights From San Francisco to Cancún

    Across 20 United Airlines flights from San Francisco to Cancún this week, the average price was $667, with the best United Airlines deals starting from $425 round-trip. 8,846 users have rated United Airlines on momondo, with an average score of 7.4/10.

Traveling to a place near Cancún?

Book flights to Cancún if you plan to visit one of these locations
Playa del Carmen
Isla Mujeres
Holbox
Puerto Morelos
Akumal
Puerto Aventuras
Valladolid
Punta Sam

Why use momondo?

Why should I use momondo to find a flight deal from San Francisco to Cancún?

It is quick and easy to find San Francisco to Cancún flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Cancún that suits you.

Can I find flights from San Francisco to Cancún with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for San Francisco to Cancún flights to just show those with flexible booking policies.

How can momondo help me find flights from San Francisco to Cancún?

momondo provides multiple filters to help you find the best flight to Cancún from San Francisco. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from San Francisco to Cancún right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Cancún from San Francisco. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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