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$148+ 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 6/20. Fares are subject to change and may not be available on all flights or dates of travel.
CUN — SJU
May 6 — May 131
Tue 5/6
Tue 5/13
1 adult, Economy
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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 May 1, 2025.

Round-trip from

$264
(Copa Airlines)

One-way from

$148
(FlightHub)

Popular in

December

Cheapest in

May

Average price

$155
From Cancun to Puerto Rico
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One-way flight from Cancun to Puerto Rico
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Highest demand for flights based on searches. 13% potential increase in price ($48 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($9 potential savings vs. average RT price).
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Average for round-trip flights in May 2025
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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 May 1, 2025.

This Copa Airlines deal was found by Cheapflights users on 4/30. 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.
Wed 8/2011:20 amCUN - SJU
1 stop10h 00mCopa Airlines
Thu 8/285:46 pmSJU - CUN
1 stop17h 17mCopa Airlines
Deal found 4/30$264
This Delta deal was found by Cheapflights users on 4/30. 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 9/108:15 amCUN - SJU
2 stops13h 27mDelta
Wed 9/177:00 amSJU - CUN
2 stops14h 02mDelta
Deal found 4/30$278
This JetBlue deal was found by Cheapflights users on 4/30. 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 8/309:45 amCUN - SJU
1 stop12h 16mJetBlue
Sat 9/611:10 amSJU - CUN
Nonstop3h 30mJetBlue
Deal found 4/30$306
This Kiwi.com deal was found by Cheapflights users on 4/30. 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 6/148:58 amCUN - SJU
1 stop9h 21mMultiple Airlines
Sat 6/215:46 pmSJU - CUN
1 stop17h 14mMultiple Airlines
Deal found 4/30$327
This Priceline deal was found by Cheapflights users on 4/30. 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 5/112:45 pmCUN - SJU
2 stops22h 55mAvianca
Thu 5/82:10 pmSJU - CUN
2 stops22h 35mAvianca
Deal found 4/30$355
This United Airlines deal was found by Cheapflights users on 4/30. 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.
Sun 5/115:22 pmCUN - SJU
2 stops29h 32mUnited Airlines
Wed 5/147:00 amSJU - CUN
1 stop13h 20mUnited Airlines
Deal found 4/30$361
This Booking.com deal was found by Cheapflights users on 4/30. 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.
Sat 6/1410:21 amCUN - SJU
2 stops23h 27mSpirit Airlines
Sat 6/218:24 pmSJU - CUN
1 stop16h 02mSpirit Airlines
Deal found 4/30$398
This Booking.com deal was found by Cheapflights users on 4/30. 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.
Sat 6/141:47 pmCUN - SJU
2 stops30h 07mFrontier
Fri 6/2012:59 amSJU - CUN
1 stop11h 21mFrontier
Deal found 4/30$455
This Alaska Airlines deal was found by Cheapflights users on 4/30. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/74:11 pmCUN - SJU
2 stops36h 01mAlaska Airlines
Mon 5/122:50 pmSJU - CUN
2 stops50h 29mAlaska Airlines
Deal found 4/30$1,723

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 May 1, 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

Wed 8/20

11:20 am-10:20 pm

1 stop10h 00m

San Juan Luis Munoz Marin Intl

Thu 8/28

5:46 pm-10:03 am

1 stop17h 17m

$264

CancúnSan Juan

CUN - SJU

CUNSJU

Cancun

Wed 9/10

8:15 am-10:42 pm

2 stops13h 27m

San Juan Luis Munoz Marin Intl

Wed 9/17

7:00 am-8:02 pm

2 stops14h 02m

$278

CancúnSan Juan

CUN - SJU

CUNSJU

Cancun

Sat 8/30

9:45 am-11:01 pm

1 stop12h 16m

San Juan Luis Munoz Marin Intl

Sat 9/6

11:10 am-1:40 pm

Nonstop3h 30m

$306

CancúnSan Juan

CUN - SJU

CUNSJU

Cancun

Sat 6/14

8:58 am-7:19 pm

1 stop9h 21m

San Juan Luis Munoz Marin Intl

Sat 6/21

5:46 pm-10:00 am

1 stop17h 14m

$327

CancúnSan Juan

CUN - SJU

CUNSJU

Cancun

Wed 5/14

3:30 pm-11:54 pm

2 stops31h 24m

San Juan Luis Munoz Marin Intl

Sat 5/17

3:56 pm-7:20 pm

2 stops28h 24m

$359

CancúnSan Juan

CUN - SJU

CUNSJU

Cancun

Sun 9/21

12:45 pm-12:40 pm

2 stops22h 55m

San Juan Luis Munoz Marin Intl

Sat 9/27

6:15 pm-1:10 pm

3 stops19h 55m

$384

CancúnSan Juan

CUN - SJU

CUNSJU

Cancun

Sat 6/14

10:21 am-10:48 am

2 stops23h 27m

San Juan Luis Munoz Marin Intl

Sat 6/21

8:24 pm-11:26 am

1 stop16h 02m

$398

CancúnSan Juan

CUN - SJU

CUNSJU

Cancun

Sat 6/14

1:47 pm-8:54 pm

2 stops30h 07m

San Juan Luis Munoz Marin Intl

Fri 6/20

12:59 am-11:20 am

1 stop11h 21m

$455

CancúnSan Juan

CUN - SJU

CUNSJU

Cancun

Sun 5/11

4:11 pm-2:00 pm

2 stops20h 49m

San Juan Luis Munoz Marin Intl

Tue 5/13

6:30 am-4:19 pm

2 stops34h 49m

$1,939

CancúnSan Juan

CUN - SJU

CUNSJU

Cancun

Fri 6/20

8:58 am-7:19 pm

1 stop9h 21m

$148

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/30

Showing 1-10 of 20 results
1
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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, September is the cheapest month in which you can book a flight from Cancún to Puerto Rico (average of $254). Flying from Cancún to Puerto Rico in December is currently the most expensive (average of $336). 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 May 1, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Cancún to Puerto Rico as you normally would.

Rainfall in Puerto Rico by month

Plan your trip to Puerto Rico by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Puerto Rico ranges from 2.2 - 6.1 inches per month. November is typically the wettest month, when rainfall can reach 6.1 in. February is typically the driest time to visit Puerto Rico when rainfall is around 2.2 in.

Temperature in Puerto Rico by month

Plan your trip to Puerto Rico by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Puerto Rico, use this chart to help with planning. For those seeking warmer temperatures, June is the ideal time of year to visit, when temperatures reach an average of 82.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 77.0 F).

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 May 1, 2025.
See what other customers who have flown with Alaska Airlines, Delta and Copa Airlines from Cancún to Puerto Rico have to say. 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.
Alaska Airlines
8.0
Very good
9,968 reviews

Comfort

7.9

Food

7.1

Crew

8.5

Entertainment

7.1

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

ZLO - LAX

I liked flying Alaska. One exception; On the flight from Manzanillo to LA the air conditioner was producing too much cold air that kept me cold during the flight.
Alaska Airlines
8.0
Very good
9,968 reviews
Alaska Airlines
8.0
Very good
9,968 reviews

Comfort

7.9

Food

7.1

Crew

8.5

Entertainment

7.1

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

ZLO - LAX

I liked flying Alaska. One exception; On the flight from Manzanillo to LA the air conditioner was producing too much cold air that kept me cold during the flight.
Delta
8.0
Very good
7,934 reviews
Alaska Airlines
8.0
Very good
9,968 reviews

Comfort

7.9

Food

7.1

Crew

8.5

Entertainment

7.1

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

ZLO - LAX

I liked flying Alaska. One exception; On the flight from Manzanillo to LA the air conditioner was producing too much cold air that kept me cold during the flight.
Copa Airlines
7.5
Good
1,414 reviews
Alaska Airlines
8.0
Very good
9,968 reviews

Comfort

7.9

Food

7.1

Crew

8.5

Entertainment

7.1

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

ZLO - LAX

I liked flying Alaska. One exception; On the flight from Manzanillo to LA the air conditioner was producing too much cold air that kept me cold during the flight.
Aeromexico
7.5
Good
1,698 reviews
Alaska Airlines
8.0
Very good
9,968 reviews

Comfort

7.9

Food

7.1

Crew

8.5

Entertainment

7.1

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

ZLO - LAX

I liked flying Alaska. One exception; On the flight from Manzanillo to LA the air conditioner was producing too much cold air that kept me cold during the flight.
United Airlines
7.4
Good
8,696 reviews
Alaska Airlines
8.0
Very good
9,968 reviews

Comfort

7.9

Food

7.1

Crew

8.5

Entertainment

7.1

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

ZLO - LAX

I liked flying Alaska. One exception; On the flight from Manzanillo to LA the air conditioner was producing too much cold air that kept me cold during the flight.

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.

  • 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 Spirit Airlines ($148), Copa Airlines ($150), and Delta ($161).

  • 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, September is the cheapest month in which you can book a flight from Cancún to Puerto Rico (average of $254). Flying from Cancún to Puerto Rico in December is currently the most expensive (average of $336). 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 Havana flights
Cancún to Holguín flights
Cancún to Montego Bay flights
Cancún to Varadero flights
Cancún to Punta Cana flights
Cancún to Luis Munoz Marin Intl 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 May 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$164Average$354FlexibilityNo cancel feeOn-time62%
Copa AirlinesCheapest$224Average$302FlexibilityNo cancel feeOn-time70%

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