HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Puerto Rico

$150+ 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 2/20. Fares are subject to change and may not be available on all flights or dates of travel.
CUN — SJU
Jan 9 — Jan 161
Fri 1/9
Fri 1/16
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.

Cheap 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 December 10, 2025.

This Delta deal was found by Cheapflights users on 12/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/131:33 pmCUN - SJU
1 stop8h 47mDelta
Thu 12/187:00 amSJU - CUN
1 stop8h 05mDelta
Deal found 12/9$365
This United Airlines deal was found by Cheapflights users on 12/8. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/1512:28 pmCUN - SJU
1 stop27h 08mUnited Airlines
Mon 1/128:35 amSJU - CUN
2 stops29h 59mUnited Airlines
Deal found 12/8$409
This Frontier deal was found by Cheapflights users on 12/8. 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 12/8$413
This American Airlines deal was found by Cheapflights users on 12/9. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/98:45 amCUN - SJU
1 stop11h 40mAmerican Airlines
Tue 12/167:00 amSJU - CUN
1 stop11h 54mAmerican Airlines
Deal found 12/9$422
This Delta deal was found by Cheapflights users on 12/8. 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 12/98:49 amCUN - SJU
2 stops13h 31mDelta
Tue 12/167:00 amSJU - CUN
1 stop9h 33mDelta
Deal found 12/8$424
This Delta deal was found by Cheapflights users on 12/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/178:00 amCUN - SJU
1 stop8h 28mDelta
Tue 12/236:30 amSJU - CUN
1 stop11h 00mDelta
Deal found 12/9$476
This Frontier deal was found by Cheapflights users on 12/8. 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 12/1611:38 amCUN - SJU
1 stop12h 11mFrontier
Thu 12/181:59 amSJU - CUN
1 stop9h 44mFrontier
Deal found 12/8$506
This American Airlines deal was found by Cheapflights users on 12/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/1211:50 amCUN - SJU
1 stop11h 03mAmerican Airlines
Sat 1/310:03 pmSJU - CUN
1 stop15h 10mAmerican Airlines
Deal found 12/10$535

Find 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 December 10, 2025.

Round-trip from

$301
(JetBlue)

One-way from

$150
(Travelocity)

Popular in

November

Cheapest in

February

Average price

$358
From Cancun to Puerto Rico
Search Deals
One-way flight from Cancun to Puerto Rico
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($40 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($8 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 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 December 10, 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

Thu 2/19

2:23 pm-12:59 am

1 stop9h 36m

San Juan Luis Munoz Marin Intl

Wed 2/25

6:00 am-5:58 pm

1 stop12h 58m

$301

CancúnSan Juan

CUN - SJU

CUNSJU

Cancun

Sun 1/18

8:00 am-11:57 pm

2 stops14h 57m

San Juan Luis Munoz Marin Intl

Tue 2/3

7:30 am-3:30 pm

1 stop9h 00m

$305

CancúnSan Juan

CUN - SJU

CUNSJU

Cancun

Sun 1/18

8:00 am-11:57 pm

2 stops14h 57m

San Juan Luis Munoz Marin Intl

Mon 2/2

6:27 pm-5:38 pm

2 stops24h 11m

$305

CancúnSan Juan

CUN - SJU

CUNSJU

Cancun

Tue 1/20

7:01 am-10:28 pm

1 stop14h 27m

San Juan Luis Munoz Marin Intl

Mon 2/2

6:14 pm-9:58 am

1 stop16h 44m

$382

CancúnSan Juan

CUN - SJU

CUNSJU

Cancun

Thu 2/19

11:00 am-11:58 pm

1 stop11h 58m

San Juan Luis Munoz Marin Intl

Wed 2/25

7:00 am-9:11 pm

2 stops15h 11m

$382

CancúnSan Juan

CUN - SJU

CUNSJU

Cancun

Tue 4/7

7:51 am-3:42 pm

1 stop30h 51m

San Juan Luis Munoz Marin Intl

Tue 4/14

7:40 am-12:02 pm

2 stops29h 22m

$389

CancúnSan Juan

CUN - SJU

CUNSJU

Cancun

Fri 2/20

11:43 am-1:24 am

1 stop12h 41m

$150

CancúnSan Juan

CUN - SJU

CUNSJU

Cancun

Thu 3/12

10:38 am-11:49 pm

1 stop12h 11m

$157

CancúnSan Juan

CUN - SJU

CUNSJU

Cancun

Mon 3/2

11:43 am-1:24 am

1 stop12h 41m

$157

CancúnSan Juan

CUN - SJU

CUNSJU

Cancun

Sun 2/8

10:13 am-11:33 pm

1 stop12h 20m

$158

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/9

Showing 1-10 of 18 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 December 10, 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 in the afternoon tend to be the most expensive. A flight in the evening could potentially save you up to 39% on airfare.

How often are flights from Cancún to Puerto Rico delayed?

About 27% of weekly flights between Cancún and Puerto Rico have experienced delays in the past year, with the average delay time being 152 minutes.

What is the most punctual flight time for Cancún to Puerto Rico 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.

What day of the week experiences the fewest flight delays on this route?

Monday tends to have the lowest number of delays on this route, whereas Tuesday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Cancún to Puerto Rico 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 December 10, 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
1,558 reviews

Comfort

7.4

Crew

8.1

Entertainment

6.8

Food

6.9

Overall

7.6

Boarding

7.8

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
1,558 reviews
Copa Airlines
7.6
Good
1,558 reviews

Comfort

7.4

Crew

8.1

Entertainment

6.8

Food

6.9

Overall

7.6

Boarding

7.8

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
2,898 reviews
Copa Airlines
7.6
Good
1,558 reviews

Comfort

7.4

Crew

8.1

Entertainment

6.8

Food

6.9

Overall

7.6

Boarding

7.8

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 Delta can get you from Cancún to Puerto Rico in just under 9h 36m. Your travel time can differ by up to 5h 21m. The distance from Cancún to Puerto Rico is about 1367 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Cancún to Puerto Rico one-way?

    The cheapest airlines for a one-way flight from Cancún to Puerto Rico are JetBlue ($131), Spirit Airlines ($145), and Arajet ($146).

  • 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 Holguín flights
Cancún to Montego Bay 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 December 10, 2025.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$164Average$367FlexibilityNo 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.