$203+ Cheap flights from Cancún (CUN) to Puerto Rico
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/3. Fares are subject to change and may not be available on all flights or dates of travel.
CUN — SJU
Dec 4 — Dec 111
Round-trip
1 adult, Economy
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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
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Best
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One-way
Cheapest flights from Cancún to Puerto RicoExplore 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 4, 2026.
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 4, 2026.
This CheapOair deal was found by Cheapflights users on 11/2. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/184:26 pm -
1 stop26h 34m
Thu 12/242:29 am -
1 stop8h 49m
Deal found 11/2![Multiple Airlines logo]()
$491
This United Airlines deal was found by Cheapflights users on 11/4. 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.
Tue 12/16:16 pm -
2 stops27h 06m
Mon 12/145:50 pm -
2 stops22h 47m
Deal found 11/4![United Airlines logo]()
$535
This United Airlines deal was found by Cheapflights users on 11/4. 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.
Thu 11/2612:28 pm -
2 stops23h 47m
Mon 12/148:05 am -
2 stops28h 15m
Deal found 11/4![United Airlines logo]()
$565
This United Airlines deal was found by Cheapflights users on 11/2. 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.
Wed 11/42:44 pm -
2 stops23h 56m
Mon 11/97:40 am -
1 stop8h 57m
Deal found 11/2![United Airlines logo]()
$570
This Priceline deal was found by Cheapflights users on 11/2. 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.
Fri 12/184:28 pm -
2 stops33h 00m
Thu 12/242:29 am -
1 stop8h 49m
Deal found 11/2![Frontier logo]()
$613
This United Airlines deal was found by Cheapflights users on 11/2. 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.
Sat 11/712:28 pm -
2 stops23h 47m
Mon 11/95:50 pm -
2 stops20h 44m
Deal found 11/2![United Airlines logo]()
$617
This JetBlue deal was found by Cheapflights users on 11/2. 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.
Fri 12/183:05 pm -
1 stop7h 23m
Fri 12/2510:00 am -
1 stop7h 15m
Deal found 11/2![JetBlue logo]()
$627
This United Airlines deal was found by Cheapflights users on 11/1. 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.
Fri 11/66:16 pm -
2 stops25h 44m
Tue 11/105:50 pm -
2 stops20h 04m
Deal found 11/1![United Airlines logo]()
$652
This American Airlines deal was found by Cheapflights users on 11/3. 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.
Mon 12/215:36 pm -
1 stop16h 15m
Sat 1/26:00 am -
1 stop11h 36m
Deal found 11/3![American Airlines logo]()
$676
This CheapOair deal was found by Cheapflights users on 11/1. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/215:36 pm -
1 stop14h 43m
Sat 1/26:45 am -
1 stop10h 30m
Deal found 11/1![Multiple Airlines logo]()
$699
Best flights from Cancún to Puerto RicoDiscover carefully curated flight deals from Cancún to Puerto Rico that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 4, 2026.
Discover carefully curated flight deals from Cancún to Puerto Rico that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 4, 2026.
This JetBlue deal was found by Cheapflights users on 10/30. 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.
Tue 1/263:00 pm -
1 stop7h 56m
Sat 1/309:55 pm -
1 stop11h 39m
Deal found 10/30![JetBlue logo]()
$427
This CheapOair deal was found by Cheapflights users on 11/2. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/184:26 pm -
1 stop26h 34m
Thu 12/242:29 am -
1 stop8h 49m
Deal found 11/2![Multiple Airlines logo]()
$491
This United Airlines deal was found by Cheapflights users on 11/4. 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.
Tue 12/16:16 pm -
2 stops27h 06m
Mon 12/145:50 pm -
2 stops22h 47m
Deal found 11/4![United Airlines logo]()
$535
This JetBlue deal was found by Cheapflights users on 11/3. 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 1/283:00 pm -
1 stop7h 47m
Mon 2/16:10 am -
1 stop11h 05m
Deal found 11/3![JetBlue logo]()
$457
This FlightHub deal was found by Cheapflights users on 11/1. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/214:28 pm -
2 stops27h 20m
Sat 1/26:35 pm -
1 stop16h 25m
Deal found 11/1![Frontier logo]()
$1,087
This United Airlines deal was found by Cheapflights users on 11/4. 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.
Thu 11/2612:28 pm -
2 stops23h 47m
Mon 12/148:05 am -
2 stops28h 15m
Deal found 11/4![United Airlines logo]()
$565
This United Airlines deal was found by Cheapflights users on 11/2. 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.
Sat 11/712:28 pm -
2 stops23h 47m
Mon 11/95:50 pm -
2 stops20h 44m
Deal found 11/2![United Airlines logo]()
$617
This JetBlue deal was found by Cheapflights users on 11/2. 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.
Fri 12/183:05 pm -
1 stop7h 23m
Fri 12/2510:00 am -
1 stop7h 15m
Deal found 11/2![JetBlue logo]()
$627
Last-minute flights from Cancún to Puerto RicoDiscover last-minute flight deals from Cancún to Puerto Rico. Data last updated November 4, 2026 and is based on user searches.
Discover last-minute flight deals from Cancún to Puerto Rico. Data last updated November 4, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 11/2. 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.
Wed 11/42:44 pm -
2 stops23h 56m
Mon 11/95:50 pm -
2 stops20h 44m
Deal found 11/2![United Airlines logo]()
$570
This United Airlines deal was found by Cheapflights users on 11/1. 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.
Fri 11/66:16 pm -
2 stops25h 44m
Tue 11/105:50 pm -
2 stops20h 04m
Deal found 11/1![United Airlines logo]()
$652
This United Airlines deal was found by Cheapflights users on 11/2. 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.
Sat 11/712:28 pm -
2 stops23h 47m
Mon 11/95:50 pm -
2 stops20h 44m
Deal found 11/2![United Airlines logo]()
$617
This United Airlines deal was found by Cheapflights users on 11/4. 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.
Thu 11/2612:28 pm -
2 stops23h 47m
Mon 12/148:05 am -
2 stops28h 15m
Deal found 11/4![United Airlines logo]()
$565
This United Airlines deal was found by Cheapflights users on 11/4. 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.
Tue 12/16:16 pm -
2 stops27h 06m
Mon 12/145:50 pm -
2 stops22h 47m
Deal found 11/4![United Airlines logo]()
$535
This CheapOair deal was found by Cheapflights users on 11/2. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/184:26 pm -
1 stop26h 34m
Thu 12/242:29 am -
1 stop8h 49m
Deal found 11/2![Multiple Airlines logo]()
$491
This Priceline deal was found by Cheapflights users on 11/2. 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.
Fri 12/184:28 pm -
2 stops33h 00m
Thu 12/242:29 am -
1 stop8h 49m
Deal found 11/2![Frontier logo]()
$613
This JetBlue deal was found by Cheapflights users on 11/2. 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.
Fri 12/183:05 pm -
1 stop7h 23m
Fri 12/2510:00 am -
1 stop7h 15m
Deal found 11/2![JetBlue logo]()
$627
This American Airlines deal was found by Cheapflights users on 11/3. 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.
Mon 12/215:36 pm -
1 stop16h 15m
Sat 1/26:00 am -
1 stop11h 36m
Deal found 11/3![American Airlines logo]()
$676
This CheapOair deal was found by Cheapflights users on 11/1. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/215:36 pm -
1 stop14h 43m
Sat 1/26:45 am -
1 stop10h 30m
Deal found 11/1![Multiple Airlines logo]()
$699
One-way flights from Cancún to Puerto RicoSearch for one-way flight options from Cancún to Puerto Rico. Find affordable one-way fares based on user searches. Data last updated November 4, 2026.
Search for one-way flight options from Cancún to Puerto Rico. Find affordable one-way fares based on user searches. Data last updated November 4, 2026.
This Kiwi.com deal was found by Cheapflights users on 11/1. 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.
Thu 12/31:00 pm -
2 stops29h 39m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/1![Volaris logo]()
$203
This Frontier deal was found by Cheapflights users on 11/1. 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.
Fri 12/412:28 pm -
1 stop11h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/1![Frontier logo]()
$205
This Frontier deal was found by Cheapflights users on 11/1. 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.
Sat 12/511:05 am -
1 stop13h 02m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/1![Frontier logo]()
$208
This Frontier deal was found by Cheapflights users on 11/3. 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.
Thu 11/122:51 pm -
1 stop9h 08m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/3![Frontier logo]()
$209
This Frontier deal was found by Cheapflights users on 11/1. 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.
Thu 12/311:26 am -
1 stop12h 41m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/1![Frontier logo]()
$216
This Travelocity deal was found by Cheapflights users on 11/2. 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.
Sat 11/712:35 pm -
1 stop6h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/2![Arajet logo]()
$232
This Copa Airlines deal was found by Cheapflights users on 11/2. 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 1/267:05 am -
1 stop8h 07m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/2![Copa Airlines logo]()
$238
This Frontier deal was found by Cheapflights users on 11/1. 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.
Sun 12/611:28 am -
1 stop12h 39m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/1![Frontier logo]()
$243
This Copa Airlines deal was found by Cheapflights users on 11/4. 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 12/27:15 am -
1 stop14h 13m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/4![Copa Airlines logo]()
$248
This Kiwi.com deal was found by Cheapflights users on 11/1. 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.
Wed 12/26:49 am -
2 stops18h 09m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/1![Multiple Airlines logo]()
$250
This Kiwi.com deal was found by Cheapflights users on 11/1. 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.
Thu 12/32:45 pm -
3 stops27h 54m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/1![Multiple Airlines logo]()
$256
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 November 4, 2026.
Round-trip from | $427 (JetBlue) |
|---|---|
One-way from | $203 (Kiwi.com) |
Popular in | October |
Cheapest in | April |
Average price | $455 |
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 7,457,451 searches. Data last updated November 4, 2026.
Use the filters below to find and compare flights from Cancún to Puerto Rico that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
CancúnSan Juan
CUN Cancun - SJU San Juan Luis Munoz Marin Intl
CUNSJU
Cancun
Thu 12/3
1:00 pm-7:39 pm
2 stops29h 39m
San Juan Luis Munoz Marin Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$203
Quickest round-trip
CancúnSan Juan
CUN Cancun - SJU San Juan Luis Munoz Marin Intl
CUNSJU
Cancun
Sat 12/19
12:35 pm-8:00 pm
1 stop6h 25m
San Juan Luis Munoz Marin Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$209
CancúnSan Juan
CUN Cancun - SJU San Juan Luis Munoz Marin Intl
CUNSJU
Cancun
Tue 1/26
7:05 am-4:12 pm
1 stop8h 07m
San Juan Luis Munoz Marin Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$238
CancúnSan Juan
CUN Cancun - SJU San Juan Luis Munoz Marin Intl
CUNSJU
Cancun
Sun 12/6
11:28 am-1:07 am
1 stop12h 39m
San Juan Luis Munoz Marin Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$243
CancúnSan Juan
CUN Cancun - SJU San Juan Luis Munoz Marin Intl
CUNSJU
Cancun
Wed 12/2
7:15 am-10:28 pm
1 stop14h 13m
San Juan Luis Munoz Marin Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$248
CancúnSan Juan
CUN Cancun - SJU San Juan Luis Munoz Marin Intl
CUNSJU
Cancun
Thu 1/28
3:00 pm-11:47 pm
1 stop7h 47m
San Juan Luis Munoz Marin Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$261
CancúnSan Juan
CUN Cancun - SJU San Juan Luis Munoz Marin Intl
CUNSJU
Cancun
Tue 12/1
5:20 pm-1:59 am
1 stop7h 39m
San Juan Luis Munoz Marin Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$265
CancúnSan Juan
CUN Cancun - SJU San Juan Luis Munoz Marin Intl
CUNSJU
Cancun
Wed 12/2
3:05 pm-1:59 am
1 stop9h 54m
San Juan Luis Munoz Marin Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$265
CancúnSan Juan
CUN Cancun - SJU San Juan Luis Munoz Marin Intl
CUNSJU
Cancun
Tue 11/10
12:35 pm-12:50 am
2 stops11h 15m
San Juan Luis Munoz Marin Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$266
CancúnSan Juan
CUN Cancun - SJU San Juan Luis Munoz Marin Intl
CUNSJU
Cancun
Sun 1/10
5:55 pm-8:01 pm
3 stops25h 06m
San Juan Luis Munoz Marin Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$272
Showing 1-10 of 18 resultsSorted by cheapest first
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.
CUN-SJU
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
CUN-PR0
CUN-SJU
What is the cheapest month to book a flight from Cancún to Puerto Rico?
Currently, April is the cheapest month in which you can book a flight from Cancún to Puerto Rico (average of $149). Flying from Cancún to Puerto Rico in October is currently the most expensive (average of $666). 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.
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.
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