HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Puerto Rico

$123+ Cheap flights from Cancún (CUN) to Puerto Rico

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 4/18. Fares are subject to change and may not be available on all flights or dates of travel.
CUN — SJU
Dec 19 — Dec 261
Fri 12/19
Fri 12/26
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Cancún to Puerto Rico with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Find flight deals from Cancún to Puerto Rico

Cheapest flights from Cancún to Puerto Rico
Explore the most affordable flight options available from Cancún to Puerto Rico. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 19, 2025.

This JetBlue deal was found by Cheapflights users on 11/18. 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 12/272:12 pmCUN - SJU
1 stop7h 13mJetBlue
Sat 1/106:00 amSJU - CUN
1 stop8h 03mJetBlue
Deal found 11/18$282
This Frontier deal was found by Cheapflights users on 11/19. 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 12/911:38 amCUN - SJU
1 stop12h 11mFrontier
Mon 12/151:59 amSJU - CUN
1 stop9h 29mFrontier
Deal found 11/19$308
This Copa Airlines deal was found by Cheapflights users on 11/18. 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.
Tue 12/911:27 amCUN - SJU
1 stop9h 58mCopa Airlines
Tue 12/166:11 pmSJU - CUN
1 stop17h 38mCopa Airlines
Deal found 11/18$366
This Mytrip deal was found by Cheapflights users on 11/19. 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.
Mon 12/225:57 pmCUN - SJU
1 stop13h 08mMultiple Airlines
Mon 12/294:10 amSJU - CUN
1 stop10h 21mMultiple Airlines
Deal found 11/19$429
This American Airlines deal was found by Cheapflights users on 11/19. 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.
Tue 12/95:20 pmCUN - SJU
1 stop15h 49mAmerican Airlines
Tue 12/166:00 amSJU - CUN
1 stop9h 08mAmerican Airlines
Deal found 11/19$445
This Priceline deal was found by Cheapflights users on 11/19. 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.
Mon 12/222:50 pmCUN - SJU
2 stops34h 49mFrontier
Tue 12/306:00 amSJU - CUN
2 stops27h 57mFrontier
Deal found 11/19$480
This Delta deal was found by Cheapflights users on 11/18. 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.
Tue 12/97:45 amCUN - SJU
2 stops14h 35mDelta
Tue 12/167:00 amSJU - CUN
1 stop8h 05mDelta
Deal found 11/18$504

Cheap flight deals from Cancún to Puerto Rico

Keep the following information in mind while searching for Cancún to Puerto Rico flight deals. Data was last updated November 19, 2025.

Round-trip from

$282
(JetBlue)

One-way from

$123
(Orbitz)

Popular in

November

Cheapest in

May

Average price

$395
From Cancun to Puerto Rico
Search Deals
One-way flight from Cancun to Puerto Rico
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($32 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($9 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Cancún to Puerto Rico 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 November 19, 2025.
Use the filters below to find and compare flights from Cancún to Puerto Rico that are best for you.

Fly from

Cancún

Fly to

Puerto Rico

Route

Depart

Return

Price

CancúnSan Juan

CUN - SJU

CUNSJU

Cancun

Sat 12/27

2:12 pm-10:25 pm

1 stop7h 13m

San Juan Luis Munoz Marin Intl

Sat 1/10

6:00 am-1:03 pm

1 stop8h 03m

$282

CancúnSan Juan

CUN - SJU

CUNSJU

Cancun

Wed 1/7

12:35 pm-12:16 am

1 stop10h 41m

San Juan Luis Munoz Marin Intl

Wed 1/14

6:00 am-1:03 pm

1 stop8h 03m

$296

CancúnSan Juan

CUN - SJU

CUNSJU

Cancun

Tue 12/9

11:38 am-12:49 am

1 stop12h 11m

San Juan Luis Munoz Marin Intl

Mon 12/15

1:59 am-10:28 am

1 stop9h 29m

$308

CancúnSan Juan

CUN - SJU

CUNSJU

Cancun

Thu 2/26

2:23 pm-12:59 am

1 stop9h 36m

San Juan Luis Munoz Marin Intl

Sat 2/28

6:00 am-1:20 pm

1 stop8h 20m

$325

CancúnSan Juan

CUN - SJU

CUNSJU

Cancun

Tue 3/10

1:23 pm-11:59 pm

1 stop9h 36m

San Juan Luis Munoz Marin Intl

Wed 3/11

7:00 am-4:58 pm

1 stop10h 58m

$328

CancúnSan Juan

CUN - SJU

CUNSJU

Cancun

Tue 12/9

11:27 am-10:25 pm

1 stop9h 58m

San Juan Luis Munoz Marin Intl

Tue 12/16

6:11 pm-10:49 am

1 stop17h 38m

$366

CancúnSan Juan

CUN - SJU

CUNSJU

Cancun

Fri 1/9

1:21 pm-11:44 pm

1 stop9h 23m

San Juan Luis Munoz Marin Intl

Thu 1/15

3:31 pm-9:13 am

2 stops18h 42m

$396

CancúnSan Juan

CUN - SJU

CUNSJU

Cancun

Fri 1/9

4:51 pm-9:00 pm

2 stops27h 09m

San Juan Luis Munoz Marin Intl

Thu 1/15

5:50 pm-5:50 pm

2 stops25h 00m

$435

CancúnSan Juan

CUN - SJU

CUNSJU

Cancun

Sun 3/29

6:57 am-3:56 pm

1 stop7h 59m

San Juan Luis Munoz Marin Intl

Mon 4/6

6:14 pm-10:31 am

1 stop17h 17m

$444

CancúnSan Juan

CUN - SJU

CUNSJU

Cancun

Mon 12/22

2:50 pm-2:39 am

2 stops34h 49m

San Juan Luis Munoz Marin Intl

Tue 12/30

6:00 am-8:57 am

2 stops27h 57m

$480

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/17

Showing 1-10 of 20 results
1
2

Best time to book a flight from Cancún to Puerto Rico

Have a flexible travel schedule? Discover the best time to fly to Puerto Rico from Cancún 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 Cancún to Puerto Rico

What is the cheapest month to book a flight from Cancún to Puerto Rico?

Currently, May is the cheapest month in which you can book a flight from Cancún to Puerto Rico (average of $143). Flying from Cancún to Puerto Rico in July is currently the most expensive (average of $265). 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 CUN to PR?

Find hourly flight availability from Cancún to Puerto Rico. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 19, 2025.

One of the essential ways to save on airfare from Cancún to Puerto Rico is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the evening could potentially save you up to 55% on airfare.

How often are flights $[0, preposition:'from ']$[0, article:'from ']$[0, place:'from'] $[1, preposition:'to ']$[1, article:'to ']$[1, place:'to'] delayed?

About 27% of weekly flights between $[0, place:'genitive'] and $[1, place:'genitive'] have experienced delays in the past year, with the average delay time being 151 minutes.

What is the most punctual flight time for $[0,article:'genitive ']$[0,place:'genitive'] $[1, preposition:'to ']$[1, article:'to ']$[1, place:'to'] flights?

Historically, flights departing in the early afternoon are less likely to be delayed, whereas flights leaving in the morning tend to experience delays more often.

Which airline has the best punctuality record on $[0,article:'genitive ']$[0,place:'genitive'] $[1, preposition:'to ']$[1, article:'to ']$[1, place:'to'] flights?

Over the last year, JetBlue have had the lowest number of delays on this route, with just 27% of flights being delayed.

Reviews of airlines servicing Puerto Rico

Get insights into the airlines that provide service to Puerto Rico. 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 Puerto Rico. Reviews last updated November 19, 2025.
Peruse reviews from past customers who have flown with Copa Airlines and JetBlue from Cancún to Puerto Rico 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
1,566 reviews

Entertainment

6.8

Food

6.9

Comfort

7.4

Overall

7.6

Boarding

7.8

Crew

8.1

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
1,566 reviews
Copa Airlines
7.6
Good
1,566 reviews

Entertainment

6.8

Food

6.9

Comfort

7.4

Overall

7.6

Boarding

7.8

Crew

8.1

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
2,902 reviews
Copa Airlines
7.6
Good
1,566 reviews

Entertainment

6.8

Food

6.9

Comfort

7.4

Overall

7.6

Boarding

7.8

Crew

8.1

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 Cancún to Puerto Rico. 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 from for flights from Cancún to Puerto Rico?

    Cancun (CUN), located 8.9 mi from the city center, is the airport you fly out of when you book flights from Cancún to Puerto Rico.

  • How long is the flight from Cancún to Puerto Rico?

    JetBlue and Frontier can get you from Cancún to Puerto Rico in just under 7h 13m. Your travel time can differ by up to 4h 58m. The distance from Cancún to Puerto Rico is about 1367 mi. This flight may include one or multiple stops.

  • Can I find deals for flights from Cancún to Puerto Rico that include hotel bookings?

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

  • How can I find direct flights from Cancún to Puerto Rico?

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

  • Can I find deals for business class flights from Cancún to Puerto Rico?

    Yes. Cheapflights offers flight deals from Cancún to Puerto Rico 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 Cancún to Puerto Rico?

    Currently, May is the cheapest month in which you can book a flight from Cancún to Puerto Rico (average of $143). Flying from Cancún to Puerto Rico in July is currently the most expensive (average of $265). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Cancún to Puerto Rico

See prices for flight routes from nearby airports that may be better suited for you.
Cancún to Punta Cana flights
Cancún to Havana flights
Cancún to Luis Munoz Marin Intl flights
Cancún to Montego Bay flights
Cancún to Holguín flights
Cancún to Varadero flights

Top 2 airlines flying from Cancún to Puerto Rico

Discover the top 2 airlines that operate flights from Cancún to Puerto Rico. 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 November 19, 2025.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$164Average$366FlexibilityNo cancel feeOn-time62%
Copa AirlinesCheapest$224Average$302FlexibilityNo cancel feeOn-time70%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.