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Cancún

$144+ 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 11/24. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — CUN
Nov 6 — Nov 131
Thu 11/6
Thu 11/13
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 81 days in advance, depart on a Monday or Tuesday and return on a Wednesday

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 October 7, 2025.

This Copa Airlines deal was found by Cheapflights users on 10/7. 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.
Mon 10/276:16 pmSJU - CUN
1 stop16h 42mCopa Airlines
Sat 11/111:32 amCUN - SJU
1 stop9h 57mCopa Airlines
Deal found 10/7$297
This Mytrip deal was found by Cheapflights users on 10/6. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/184:22 pmSJU - CUN
1 stop21h 09mMultiple Airlines
Sat 10/2511:55 amCUN - SJU
1 stop6h 40mMultiple Airlines
Deal found 10/6$301
This Copa Airlines deal was found by Cheapflights users on 10/6. 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.
Sat 11/85:27 amSJU - CUN
1 stop11h 12mCopa Airlines
Thu 11/136:59 amCUN - SJU
1 stop8h 12mCopa Airlines
Deal found 10/6$307
This Travelocity deal was found by Cheapflights users on 10/6. 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.
Thu 10/164:04 pmSJU - CUN
1 stop18h 13mMultiple Airlines
Mon 10/205:45 pmCUN - SJU
1 stop13h 40mMultiple Airlines
Deal found 10/6$311
This Kiwi.com deal was found by Cheapflights users on 10/5. 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.
Tue 11/46:12 pmSJU - CUN
1 stop17h 00mCopa Airlines
Tue 11/114:41 pmCUN - SJU
1 stop22h 30mCopa Airlines
Deal found 10/5$314
This Copa Airlines deal was found by Cheapflights users on 10/6. 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.
Sat 10/255:48 pmSJU - CUN
1 stop17h 10mCopa Airlines
Sat 11/226:59 amCUN - SJU
1 stop14h 30mCopa Airlines
Deal found 10/6$317
This JetBlue deal was found by Cheapflights users on 10/6. 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.
Sun 11/165:15 amSJU - CUN
1 stop5h 55mJetBlue
Wed 11/192:40 pmCUN - SJU
1 stop6h 24mJetBlue
Deal found 10/6$323
This JetBlue deal was found by Cheapflights users on 10/7. 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.
Thu 10/306:57 pmSJU - CUN
1 stop17h 01mJetBlue
Thu 11/611:30 amCUN - SJU
1 stop7h 48mJetBlue
Deal found 10/7$325
This JetBlue deal was found by Cheapflights users on 10/7. 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.
Thu 10/306:57 pmSJU - CUN
1 stop17h 01mJetBlue
Sun 11/21:35 pmCUN - SJU
1 stop13h 13mJetBlue
Deal found 10/7$327
This American Airlines deal was found by Cheapflights users on 10/5. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/68:18 amSJU - CUN
1 stop8h 57mAmerican Airlines
Wed 12/105:14 pmCUN - SJU
2 stops15h 55mAmerican Airlines
Deal found 10/5$348
This Booking.com deal was found by Cheapflights users on 10/7. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/103:40 amSJU - CUN
1 stop7h 46mFrontier
Sat 10/1811:26 amCUN - SJU
1 stop21h 16mFrontier
Deal found 10/7$349

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 October 7, 2025.

Round-trip from

$297
(Copa Airlines)

One-way from

$144
(Copa Airlines)

Popular in

July

Cheapest in

February

Average price

$351
From San Juan to Cancun
Search Deals
One-way flight from San Juan to Cancun
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($29 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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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 October 7, 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

Sat 10/18

5:31 am-9:58 pm

1 stop17h 27m

Cancun

Sat 10/25

7:00 am-3:58 pm

1 stop7h 58m

$297

San JuanCancún

SJU - CUN

SJUCUN

San Juan Luis Munoz Marin Intl

Thu 12/4

6:11 pm-10:12 am

1 stop17h 01m

Cancun

Thu 12/11

11:50 am-10:25 pm

1 stop9h 35m

$297

San JuanCancún

SJU - CUN

SJUCUN

San Juan Luis Munoz Marin Intl

Wed 11/19

6:12 pm-10:12 am

1 stop17h 00m

Cancun

Fri 12/5

11:19 am-10:25 pm

1 stop10h 06m

$297

San JuanCancún

SJU - CUN

SJUCUN

San Juan Luis Munoz Marin Intl

Tue 12/9

6:11 pm-10:05 am

1 stop16h 54m

Cancun

Tue 12/16

11:19 am-10:25 pm

1 stop10h 06m

$297

San JuanCancún

SJU - CUN

SJUCUN

San Juan Luis Munoz Marin Intl

Thu 11/20

6:12 pm-10:12 am

1 stop17h 00m

Cancun

Tue 12/2

7:00 am-4:11 pm

1 stop8h 11m

$307

San JuanCancún

SJU - CUN

SJUCUN

San Juan Luis Munoz Marin Intl

Sat 11/15

5:27 am-3:39 pm

1 stop11h 12m

Cancun

Fri 11/21

6:59 am-10:29 pm

1 stop14h 30m

$307

San JuanCancún

SJU - CUN

SJUCUN

San Juan Luis Munoz Marin Intl

Sat 11/8

5:27 am-3:39 pm

1 stop11h 12m

Cancun

Thu 11/13

6:59 am-4:11 pm

1 stop8h 12m

$307

San JuanCancún

SJU - CUN

SJUCUN

San Juan Luis Munoz Marin Intl

Fri 11/14

6:12 pm-10:12 am

1 stop17h 00m

Cancun

Sun 11/16

6:59 am-10:29 pm

1 stop14h 30m

$317

San JuanCancún

SJU - CUN

SJUCUN

San Juan Luis Munoz Marin Intl

Mon 11/24

6:12 pm-10:12 am

1 stop17h 00m

$144

San JuanCancún

SJU - CUN

SJUCUN

San Juan Luis Munoz Marin Intl

Wed 11/12

6:12 pm-10:12 am

1 stop17h 00m

$144

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/6

Showing 1-10 of 16 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 October 3, 2025.

Booking 81 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, December is the cheapest month in which you can book a flight from San Juan to Cancún (average of $137). Flying from San Juan to Cancún in November is currently the most expensive (average of $281). 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 October 7, 2025.

Unlike in the afternoon, when flights are generally more expensive, you can save up to 14% on flights from San Juan to Cancún by exploring options for tickets at noon.

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 December 8, 2024.

Travelers seeking maximum savings on their San Juan to Cancún flight should consider departing on Saturday 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.

How much does it cost to fly round-trip from San Juan 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 October 7, 2025.
Peruse reviews from past customers who have flown with Copa Airlines, American Airlines, and JetBlue from San Juan to Cancún to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Copa Airlines
7.6
Good
1,542 reviews

Boarding

7.8

Entertainment

6.8

Comfort

7.4

Crew

8.1

Food

6.8

Overall

7.6

Reviews

1 / 20
4.0
Okay

Juan Pablo,Sep 2025

PTY - VVI

not a good expirience, the plane was packed, the seats wear very unconftrable, coudent conect with the entratainmente service on the plane, the onboarding was in charge of a very angry lady i really had a unplesent trip
Copa Airlines
7.6
Good
1,542 reviews
Copa Airlines
7.6
Good
1,542 reviews

Boarding

7.8

Entertainment

6.8

Comfort

7.4

Crew

8.1

Food

6.8

Overall

7.6

Reviews

1 / 20
4.0
Okay

Juan Pablo,Sep 2025

PTY - VVI

not a good expirience, the plane was packed, the seats wear very unconftrable, coudent conect with the entratainmente service on the plane, the onboarding was in charge of a very angry lady i really had a unplesent trip
American Airlines
7.2
Good
11,041 reviews
Copa Airlines
7.6
Good
1,542 reviews

Boarding

7.8

Entertainment

6.8

Comfort

7.4

Crew

8.1

Food

6.8

Overall

7.6

Reviews

1 / 20
4.0
Okay

Juan Pablo,Sep 2025

PTY - VVI

not a good expirience, the plane was packed, the seats wear very unconftrable, coudent conect with the entratainmente service on the plane, the onboarding was in charge of a very angry lady i really had a unplesent trip
JetBlue
7.2
Good
2,908 reviews
Copa Airlines
7.6
Good
1,542 reviews

Boarding

7.8

Entertainment

6.8

Comfort

7.4

Crew

8.1

Food

6.8

Overall

7.6

Reviews

1 / 20
4.0
Okay

Juan Pablo,Sep 2025

PTY - VVI

not a good expirience, the plane was packed, the seats wear very unconftrable, coudent conect with the entratainmente service on the plane, the onboarding was in charge of a very angry lady i really had a unplesent trip
Spirit Airlines
6.3
Okay
8,082 reviews
Copa Airlines
7.6
Good
1,542 reviews

Boarding

7.8

Entertainment

6.8

Comfort

7.4

Crew

8.1

Food

6.8

Overall

7.6

Reviews

1 / 20
4.0
Okay

Juan Pablo,Sep 2025

PTY - VVI

not a good expirience, the plane was packed, the seats wear very unconftrable, coudent conect with the entratainmente service on the plane, the onboarding was in charge of a very angry lady i really had a unplesent trip

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 6 different airlines.

  • How long is the flight from San Juan to Cancún?

    Copa Airlines can get you from San Juan to Cancún in just under 17h 27m. Your travel time can differ by up to . The distance between San Juan and Cancún is about 1367 mi.

  • 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 $136. Other airlines that can offer you cheap pricing are Spirit Airlines, from $153, and JetBlue, from $226. Arajet is priced at 62% lower than the current average price of a flight leaving 3 months from now.

  • 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, December is the cheapest month in which you can book a flight from San Juan to Cancún (average of $137). Flying from San Juan to Cancún in November is currently the most expensive (average of $281). 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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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 6 airlines flying from San Juan to Cancún

Discover the top 6 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 October 7, 2025.
AirlineCheapestAverageFlexibilityOn-time
ArajetCheapest$136Average$283FlexibilityNo cancel feeOn-timeN/A
Spirit AirlinesCheapest$153Average$366FlexibilityNo cancel feeOn-time65%
JetBlueCheapest$226Average$419FlexibilityNo cancel feeOn-time62%
Copa AirlinesCheapest$239Average$372FlexibilityNo cancel feeOn-time70%
FrontierCheapest$281Average$361FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$339Average$566FlexibilityNo cancel feeOn-time71%

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