Cancún

$130+ Cheap flights from San Diego (SAN) to Cancún (CUN)

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 2/3. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — CUN
Feb 14 — Feb 211
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Cheap flight deals from San Diego to Cancún

Discover tips and strategies to find the most affordable flight options for your journey from San Diego (SAN) 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 January 15, 2026.

Most accurate provider

Justfly.com
3 stars

Most trusted provider

Justfly.com
3 stars

Round-trip from

$302
(Travelocity)

One-way from

$130
(Kiwi.com)

Popular in

December

Cheapest in

August

Average price

$473
Provider with most accurate pricing for San Diego-Cancun flight deals.
Provider most trusted by Cheapflights users for San Diego-Cancun flights.
From San Diego to Cancun
One-way flight from San Diego to Cancun
Highest demand for flights based on searches. 5% potential increase in price ($31 potential increase over avg. RT price).
Cheapest flight prices on average. 1% potential price decrease ($10 potential savings vs. average RT price).
Average for round-trip flights in January 2026

Find flight deals from San Diego to Cancún

Cheapest flights from San Diego to Cancún
Explore the most affordable flight options available from San Diego to Cancún. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 15, 2026.

This Travelocity deal was found by Cheapflights users on 1/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/286:25 am
SAN
-
CUN
1 stop7h 52m
Frontier
Tue 3/32:27 pm
CUN
-
SAN
1 stop10h 14m
Frontier
Deal found 1/14$302
This Kiwi.com deal was found by Cheapflights users on 1/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/156:25 am
SAN
-
CUN
1 stop31h 52m
Frontier
Thu 2/1911:48 am
CUN
-
SAN
1 stop24h 02m
Frontier
Deal found 1/14$309
This Kiwi.com deal was found by Cheapflights users on 1/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/16:25 am
SAN
-
CUN
1 stop31h 52m
Frontier
Tue 3/104:09 pm
CUN
-
SAN
2 stops34h 00m
Frontier
Deal found 1/15$315
This Gotogate deal was found by Cheapflights users on 1/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/236:25 am
SAN
-
CUN
1 stop7h 52m
Frontier
Tue 3/32:27 pm
CUN
-
SAN
1 stop10h 14m
Frontier
Deal found 1/14$319
This Frontier deal was found by Cheapflights users on 1/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/238:20 pm
SAN
-
CUN
2 stops18h 49m
Frontier
Sat 2/281:18 pm
CUN
-
SAN
2 stops13h 50m
Frontier
Deal found 1/14$323
This Kiwi.com deal was found by Cheapflights users on 1/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/238:20 pm
SAN
-
CUN
2 stops34h 25m
Multiple Airlines
Tue 3/32:27 pm
CUN
-
SAN
1 stop10h 14m
Multiple Airlines
Deal found 1/14$326
This Kiwi.com deal was found by Cheapflights users on 1/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/139:45 am
SAN
-
CUN
1 stop23h 23m
Multiple Airlines
Sat 2/2110:50 am
CUN
-
SAN
2 stops12h 03m
Multiple Airlines
Deal found 1/13$327
This Kiwi.com deal was found by Cheapflights users on 1/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/209:45 am
SAN
-
CUN
1 stop23h 23m
Multiple Airlines
Tue 2/242:00 pm
CUN
-
SAN
2 stops34h 41m
Multiple Airlines
Deal found 1/14$328
This Frontier deal was found by Cheapflights users on 1/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/286:25 am
SAN
-
CUN
1 stop7h 52m
Frontier
Sat 3/711:08 am
CUN
-
SAN
1 stop12h 25m
Frontier
Deal found 1/14$330
This Frontier deal was found by Cheapflights users on 1/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/236:25 am
SAN
-
CUN
1 stop7h 52m
Frontier
Mon 3/212:24 pm
CUN
-
SAN
1 stop14h 44m
Frontier
Deal found 1/14$336

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Diego 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 2,558,603 searches. Data last updated January 15, 2026.
Use the filters below to find and compare flights from San Diego to Cancún that are best for you.

Fly from

San Diego

Fly to

Cancún

Route

Depart

Return

Price

San DiegoCancún

SAN - CUN

SANCUN

San Diego

Tue 4/28

9:15 pm-12:35 pm

1 stop13h 20m

Cancun

Tue 5/5

10:10 am-8:04 pm

1 stop11h 54m

$424

San DiegoCancún

SAN - CUN

SANCUN

San Diego

Sat 5/16

9:15 pm-12:35 pm

1 stop13h 20m

Cancun

Fri 5/22

7:08 pm-9:46 am

1 stop16h 38m

$424

San DiegoCancún

SAN - CUN

SANCUN

San Diego

Fri 3/6

10:09 pm-4:45 pm

1 stop15h 36m

Cancun

Wed 3/11

6:15 pm-11:50 am

2 stops19h 35m

$447

San DiegoCancún

SAN - CUN

SANCUN

San Diego

Tue 2/10

6:30 am-9:11 pm

1 stop11h 41m

Cancun

Fri 2/13

12:05 pm-11:04 pm

2 stops13h 59m

$459

San DiegoCancún

SAN - CUN

SANCUN

San Diego

Sun 3/1

8:20 pm-5:17 pm

2 stops17h 57m

Cancun

Sun 3/8

11:52 am-12:16 am

1 stop14h 24m

$478

San DiegoCancún

SAN - CUN

SANCUN

San Diego

Tue 1/27

7:03 pm-11:50 am

2 stops13h 47m

Cancun

Tue 2/3

1:43 pm-11:48 pm

2 stops13h 05m

$499

San DiegoCancún

SAN - CUN

SANCUN

San Diego

Tue 5/12

10:00 am-12:27 am

2 stops12h 27m

Cancun

Wed 5/20

7:06 am-6:54 pm

2 stops13h 48m

$500

San DiegoCancún

SAN - CUN

SANCUN

San Diego

Tue 4/28

6:15 am-7:03 pm

2 stops10h 48m

Cancun

Tue 5/5

9:55 am-6:39 pm

1 stop10h 44m

$500

San DiegoCancún

SAN - CUN

SANCUN

San Diego

Sat 4/18

5:55 pm-12:01 pm

2 stops16h 06m

Cancun

Thu 4/23

12:35 pm-11:10 pm

1 stop12h 35m

$505

San DiegoCancún

SAN - CUN

SANCUN

San Diego

Sun 5/17

10:30 pm-11:22 am

1 stop10h 52m

Cancun

Fri 5/22

9:55 am-10:58 pm

1 stop15h 03m

$505

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/13

Showing 1-10 of 21 results
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Compare providers for flights from San Diego to Cancún

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from San Diego to Cancún in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*3 stars
Justfly.comPrice Accuracy3 starsTrust Score*3 stars
GotogatePrice Accuracy3 starsTrust Score*3 stars
MytripPrice Accuracy3 starsTrust Score*3 stars
Trip.comPrice Accuracy2 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on San Diego-Cancún flights, users find the pricing of Justfly.com to be most consistent on Cheapflights vs. Justfly.com Users can find the same prices on San Diego-Cancún flight deals on Cheapflights vs. Justfly.com >95% of the time. Price accuracy is based on data collected from San Diego-Cancún flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on San Diego-Cancún flights, Cheapflights users trust Justfly.com the most. Justfly.com has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for San Diego-Cancún flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from San Diego to Cancún

Have a flexible travel schedule? Discover the best time to fly to Cancún from San Diego 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 Diego to Cancún

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

Use this chart to determine the optimal time to book a round-trip flight from San Diego to Cancún. Price data was last updated on January 9, 2026.

To ensure you get the cheapest price possible for a flight from San Diego to Cancún, you should look to book at least 53 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, May is the cheapest month in which you can book a flight from San Diego to Cancún (average of $233). Flying from San Diego to Cancún in December is currently the most expensive (average of $360). 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.

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 January 15, 2026.
Read reviews from past customers who have flown Southwest, Delta, and United Airlines from San Diego 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.

Food

7.0

Entertainment

7.5

Crew

8.6

Overall

8.0

Boarding

8.1

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.

Food

7.0

Entertainment

7.5

Crew

8.6

Overall

8.0

Boarding

8.1

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.

Food

7.0

Entertainment

7.5

Crew

8.6

Overall

8.0

Boarding

8.1

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.

Food

7.0

Entertainment

7.5

Crew

8.6

Overall

8.0

Boarding

8.1

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.

Food

7.0

Entertainment

7.5

Crew

8.6

Overall

8.0

Boarding

8.1

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.

Food

7.0

Entertainment

7.5

Crew

8.6

Overall

8.0

Boarding

8.1

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.

Related info for your journey

Find useful and relevant information for your journey from San Diego to Cancún. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • How long is the flight from San Diego to Cancún?

    For as low as $459, JetBlue can have you in Cancún from San Diego in 11h 41m. San Diego and Cancún are separated by a distance of 2025 mi. This flight may include one or multiple stops.

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

    Our cheapest airline available from San Diego to Cancún is Spirit Airlines. Our recent data shows that you can find tickets from as low as $179 on this airline. Additional options worth looking into are Frontier and Aeromexico, starting at $192 and $199 round-trip. You may be able to fly from San Diego to Cancún for 66% less than the average price by searching for these airlines.

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

    To fly one-way, consider booking your trip with Southwest, which is currently one of the cheapest options available, starting at $137. Delta flights start at $164 while deals on United Airlines start at $164 one-way.

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

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

  • How can I find direct flights from San Diego to Cancún?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Diego to Cancún.

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

    Yes. Cheapflights offers flight deals from San Diego 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 Diego to Cancún?

    Currently, May is the cheapest month in which you can book a flight from San Diego to Cancún (average of $233). Flying from San Diego to Cancún in December is currently the most expensive (average of $360). 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

Traveling to a place near Cancún?

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

Browse thousands of different options on Cheapflights for your next trip

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Top 7 airlines flying from San Diego to Cancún

Discover the top 7 airlines that operate flights from San Diego 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 2,558,603 searches. Data last updated January 15, 2026.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$179Average$338FlexibilityNo cancel feeOn-time65%
FrontierCheapest$192Average$417FlexibilityNo cancel feeOn-time62%
AeromexicoCheapest$199Average$394FlexibilityNo cancel feeOn-timeN/A
DeltaCheapest$309Average$514FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$351Average$527FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$368Average$540FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$400Average$603FlexibilityNo cancel feeOn-time63%

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