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$89+ Cheap flights from San Juan 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 7/8. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — CUN
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheapflights Tip: The best prices from San Juan to Cancun are usually found in February or March, booked 80 days in advance, depart on a Wednesday or Tuesday and return on a Tuesday

Cheap flight deals from San Juan to Cancún

Discover tips and strategies to find the most affordable flight options for your journey from San Juan (PR1) 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 June 12, 2025.

Round-trip from

$255
(Kiwi.com)

One-way from

$89
(FlightHub)

Popular in

July

Cheapest in

February

Average price

$416
From San Juan to Cancun
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One-way flight from San Juan to Cancun
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Highest demand for flights based on searches. 8% potential increase in price ($35 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($9 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from San Juan to Cancún

Cheapest flights from San Juan to Cancún
Explore the most affordable flight options available from San Juan to Cancún. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This Copa Airlines deal was found by Cheapflights users on 6/10. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/45:27 amSJU - CUN
1 stop17h 08mCopa Airlines
Thu 12/117:58 amCUN - SJU
1 stop7h 01mCopa Airlines
Deal found 6/10$254
This Kiwi.com deal was found by Cheapflights users on 6/9. 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 6/208:20 amSJU - CUN
1 stop8h 10mMultiple Airlines
Sat 6/288:58 amCUN - SJU
1 stop9h 21mMultiple Airlines
Deal found 6/9$255
This Kiwi.com deal was found by Cheapflights users on 6/9. 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.
Sat 6/218:24 pmSJU - CUN
1 stop12h 39mSpirit Airlines
Tue 7/18:58 amCUN - SJU
1 stop9h 21mSpirit Airlines
Deal found 6/9$264
This Kiwi.com deal was found by Cheapflights users on 6/9. 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 9/268:20 amSJU - CUN
1 stop8h 10mArajet
Sat 10/411:55 amCUN - SJU
1 stop6h 13mArajet
Deal found 6/9$279
This Delta deal was found by Cheapflights users on 6/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/137:00 amSJU - CUN
2 stops14h 02mDelta
Sat 9/2011:10 amCUN - SJU
1 stop9h 58mDelta
Deal found 6/10$295
This Frontier deal was found by Cheapflights users on 6/12. 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.
Tue 7/812:59 amSJU - CUN
1 stop11h 19mFrontier
Wed 7/1612:35 pmCUN - SJU
1 stop10h 24mFrontier
Deal found 6/12$310
This JetBlue deal was found by Cheapflights users on 6/10. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/3011:25 amSJU - CUN
Nonstop3h 15mJetBlue
Sun 9/79:45 amCUN - SJU
1 stop9h 34mJetBlue
Deal found 6/10$316
This Southwest deal was found by Cheapflights users on 6/10. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/2710:25 pmSJU - CUN
2 stops14h 15mSouthwest
Sat 8/21:00 pmCUN - SJU
2 stops10h 55mSouthwest
Deal found 6/10$395
This Priceline deal was found by Cheapflights users on 6/10. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/196:15 pmSJU - CUN
3 stops19h 55mAvianca
Sun 6/2212:45 pmCUN - SJU
2 stops22h 55mAvianca
Deal found 6/10$412

Cheapflights Fare Finder

Customize your flight search to find flights from San Juan 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 June 12, 2025.
Use the filters below to find and compare flights from San Juan to Cancún that are best for you.

Fly from

San Juan

Fly to

Cancún

Route

Depart

Return

Price

San JuanCancún

SJU - CUN

SJUCUN

San Juan Luis Munoz Marin Intl

Fri 6/20

8:20 am-3:30 pm

1 stop8h 10m

Cancun

Sat 6/28

8:58 am-7:19 pm

1 stop9h 21m

$255

San JuanCancún

SJU - CUN

SJUCUN

San Juan Luis Munoz Marin Intl

Tue 6/17

5:46 pm-10:00 am

1 stop17h 14m

Cancun

Thu 6/26

11:20 am-10:20 pm

1 stop10h 00m

$263

San JuanCancún

SJU - CUN

SJUCUN

San Juan Luis Munoz Marin Intl

Sat 6/21

8:24 pm-8:03 am

1 stop12h 39m

Cancun

Tue 7/1

8:58 am-7:19 pm

1 stop9h 21m

$264

San JuanCancún

SJU - CUN

SJUCUN

San Juan Luis Munoz Marin Intl

Tue 7/8

12:59 am-11:18 am

1 stop11h 19m

Cancun

Wed 7/16

12:35 pm-11:59 pm

1 stop10h 24m

$310

San JuanCancún

SJU - CUN

SJUCUN

San Juan Luis Munoz Marin Intl

Sat 8/30

11:25 am-1:40 pm

Nonstop3h 15m

Cancun

Sun 9/7

9:45 am-8:19 pm

1 stop9h 34m

$316

San JuanCancún

SJU - CUN

SJUCUN

San Juan Luis Munoz Marin Intl

Thu 9/4

12:50 pm-8:20 pm

1 stop8h 30m

Cancun

Sun 9/7

6:02 am-10:07 pm

2 stops15h 05m

$328

San JuanCancún

SJU - CUN

SJUCUN

San Juan Luis Munoz Marin Intl

Fri 8/1

5:00 am-2:15 pm

1 stop10h 15m

Cancun

Sun 8/10

4:35 pm-12:40 pm

2 stops19h 05m

$383

San JuanCancún

SJU - CUN

SJUCUN

San Juan Luis Munoz Marin Intl

Thu 6/19

6:15 pm-1:10 pm

3 stops19h 55m

Cancun

Sun 6/22

12:45 pm-12:40 pm

2 stops22h 55m

$412

San JuanCancún

SJU - CUN

SJUCUN

San Juan Luis Munoz Marin Intl

Tue 7/8

8:24 pm-11:20 am

1 stop15h 56m

$89

San JuanCancún

SJU - CUN

SJUCUN

San Juan Luis Munoz Marin Intl

Fri 6/20

8:20 am-3:30 pm

1 stop8h 10m

$121

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

Showing 1-10 of 20 results
1
2

Best time to book a flight from San Juan to Cancún

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

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

Use this chart to determine the optimal time to book a round-trip flight from San Juan to Cancún. Price data was last updated on June 9, 2025.

Booking 80 days in advance of your planned departure date is, on average, the best time to get cheap flights from San Juan 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 Juan to Cancún?

Currently, January is the cheapest month in which you can book a flight from San Juan to Cancún (average of $360). Flying from San Juan to Cancún in March is currently the most expensive (average of $492). 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 SJU to CUN?

Find hourly flight availability from San Juan 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 June 12, 2025.

Unlike at noon, when flights are generally more expensive, you can save up to 17% on flights from San Juan to Cancún by exploring options for tickets in the evening.

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

Use this chart to determine the cheapest time to fly round-trip from San Juan to Cancún. Price data was last updated on September 22, 2024.

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

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 1.1 - 11.1 inches per month. October is typically the wettest month, when rainfall can reach 11.1 in. April is typically the driest time to visit Cancún when rainfall is around 1.1 in.

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 86.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 75.2 F).

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 June 12, 2025.
Get a feel of what it's like to fly with Southwest, Delta and Copa Airlines from San Juan to Cancún by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,287 reviews

Boarding

8.2

Comfort

8.0

Entertainment

7.6

Overall

8.0

Food

7.1

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.
Southwest
8.0
Very good
4,287 reviews
Southwest
8.0
Very good
4,287 reviews

Boarding

8.2

Comfort

8.0

Entertainment

7.6

Overall

8.0

Food

7.1

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.
Delta
8.0
Very good
7,946 reviews
Southwest
8.0
Very good
4,287 reviews

Boarding

8.2

Comfort

8.0

Entertainment

7.6

Overall

8.0

Food

7.1

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.
Copa Airlines
7.5
Good
1,451 reviews
Southwest
8.0
Very good
4,287 reviews

Boarding

8.2

Comfort

8.0

Entertainment

7.6

Overall

8.0

Food

7.1

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.
United Airlines
7.4
Good
8,790 reviews
Southwest
8.0
Very good
4,287 reviews

Boarding

8.2

Comfort

8.0

Entertainment

7.6

Overall

8.0

Food

7.1

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.
JetBlue
7.3
Good
2,925 reviews
Southwest
8.0
Very good
4,287 reviews

Boarding

8.2

Comfort

8.0

Entertainment

7.6

Overall

8.0

Food

7.1

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

Related info for your journey

Find useful and relevant information for your journey from San Juan to Cancún. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Cancún from San Juan?

    Located just 8.9 mi from the city center, Cancun is the airport most travelers will use when flying to Cancún from San Juan. Booking flights from San Juan to Cancun (CUN) should be relatively easy as there are 0 daily inbound flights from San Juan from 5 different airlines.

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

    Cheapflights users have booked flights from San Juan to Cancún round-trip from $263. Other airlines that can offer you cheap pricing are Spirit Airlines, from $264, and Frontier, from $310. Copa Airlines is priced at 28% lower than the current average price of a flight leaving 3 months from now.

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

    One-way options have recently been found by users for as low as $89 on Spirit Airlines. Other airlines that offer cheap prices include Arajet from $121 and Copa Airlines from $124 one-way.

  • What are the cheapest flights from San Juan to Cancún?

    On average you can expect to pay $324 for a flight from San Juan to Cancún. The cheapest flight overall is $126 while the most popular route, (San Juan Luis Munoz Marin Intl - Cancun) is currently priced at $234.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from San Juan to Cancún (average of $360). Flying from San Juan to Cancún in March is currently the most expensive (average of $492). 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 San Juan?

Book flights to San Juan 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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Alternative routes for San Juan to Cancún

See prices for flight routes from nearby airports that may be better suited for you.
Luis Munoz Marin Intl to Cancún flights

Top 5 airlines flying from San Juan to Cancún

Discover the top 5 airlines that operate flights from San Juan 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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$208Average$260FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$221Average$370FlexibilityNo cancel feeOn-time65%
JetBlueCheapest$229Average$426FlexibilityNo cancel feeOn-time62%
Copa AirlinesCheapest$246Average$361FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$339Average$554FlexibilityNo cancel feeOn-time71%

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