$161+ Cheap flights from Puerto Rico to Cancún (CUN)
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 3/18. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — CUN
Nov 29 — Dec 61
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Puerto Rico to Cancún 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 Puerto Rico to Cancún
Cheapest
Best
Last-minute
One-way
Cheapest flights from Puerto Rico to CancúnExplore the most affordable flight options available from Puerto Rico to Cancún. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2026.
Explore the most affordable flight options available from Puerto Rico to Cancún. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2026.
This CheapOair deal was found by Cheapflights users on 10/28. 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.
Thu 12/34:24 pm -
1 stop5h 46m
Mon 12/712:54 pm -
1 stop11h 25m
Deal found 10/28![Multiple Airlines logo]()
$352
This Frontier deal was found by Cheapflights users on 10/28. 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 12/42:49 am -
1 stop9h 55m
Thu 12/1011:28 am -
1 stop12h 39m
Deal found 10/28![Frontier logo]()
$359
This Frontier deal was found by Cheapflights users on 10/28. 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 12/109:52 pm -
1 stop14h 52m
Sat 12/1211:05 am -
1 stop13h 02m
Deal found 10/28![Frontier logo]()
$360
This Frontier deal was found by Cheapflights users on 10/27. 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 12/42:49 am -
1 stop9h 55m
Sat 12/1211:05 am -
1 stop13h 02m
Deal found 10/27![Frontier logo]()
$362
This Frontier deal was found by Cheapflights users on 10/27. 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 12/62:49 am -
1 stop9h 55m
Mon 12/1411:28 am -
1 stop12h 39m
Deal found 10/27![Frontier logo]()
$376
This Frontier deal was found by Cheapflights users on 10/27. 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 12/62:49 am -
1 stop9h 55m
Sat 12/1212:54 pm -
1 stop11h 25m
Deal found 10/27![Frontier logo]()
$379
This Frontier deal was found by Cheapflights users on 10/28. 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 12/39:50 pm -
1 stop14h 28m
Mon 12/711:28 am -
2 stops13h 30m
Deal found 10/28![Frontier logo]()
$391
This Mytrip deal was found by Cheapflights users on 10/26. 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.
Thu 12/102:54 pm -
2 stops21h 50m
Thu 12/1712:23 pm -
2 stops24h 26m
Deal found 10/26![Frontier logo]()
$746
This Mytrip deal was found by Cheapflights users on 10/26. 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.
Thu 12/102:54 pm -
2 stops21h 20m
Thu 12/179:55 pm -
3 stops26h 48m
Deal found 10/26![Multiple Airlines logo]()
$931
This FlightHub deal was found by Cheapflights users on 10/29. 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.
Fri 11/202:54 pm -
2 stops21h 10m
Tue 11/2411:44 am -
2 stops14h 03m
Deal found 10/29![Frontier logo]()
$993
This United Airlines deal was found by Cheapflights users on 10/26. 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 12/91:09 am -
2 stops16h 46m
Thu 12/178:23 am -
1 stop14h 34m
Deal found 10/26![United Airlines logo]()
$1,165
This United Airlines deal was found by Cheapflights users on 10/29. 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 11/141:09 am -
1 stop12h 26m
Thu 11/198:23 am -
1 stop14h 34m
Deal found 10/29![United Airlines logo]()
$1,260
Best flights from Puerto Rico to CancúnDiscover carefully curated flight deals from Puerto Rico to Cancún that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 30, 2026.
Discover carefully curated flight deals from Puerto Rico to Cancún that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 30, 2026.
This Frontier deal was found by Cheapflights users on 10/29. 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 12/62:49 am -
1 stop9h 55m
Sat 12/1211:05 am -
1 stop13h 02m
Deal found 10/29![Frontier logo]()
$389
This Copa Airlines deal was found by Cheapflights users on 10/29. 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.
Sun 1/245:30 am -
1 stop17h 37m
Sat 1/307:05 am -
1 stop8h 07m
Deal found 10/29![Copa Airlines logo]()
$454
This JetBlue deal was found by Cheapflights users on 10/26. 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.
Wed 1/209:55 pm -
1 stop11h 39m
Tue 1/261:07 pm -
1 stop9h 49m
Deal found 10/26![JetBlue logo]()
$482
This Copa Airlines deal was found by Cheapflights users on 10/29. 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.
Fri 11/65:34 am -
1 stop17h 33m
Wed 11/117:11 am -
1 stop14h 06m
Deal found 10/29![Copa Airlines logo]()
$475
This United Airlines deal was found by Cheapflights users on 10/26. 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 1/161:09 am -
2 stops16h 46m
Sat 1/234:55 pm -
2 stops30h 02m
Deal found 10/26![United Airlines logo]()
$960
This JetBlue deal was found by Cheapflights users on 10/26. 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 1/216:10 am -
1 stop6h 52m
Wed 1/271:07 pm -
1 stop9h 40m
Deal found 10/26![JetBlue logo]()
$482
This Frontier deal was found by Cheapflights users on 10/29. 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 12/511:48 am -
2 stops24h 34m
Sat 12/1211:05 am -
2 stops13h 53m
Deal found 10/29![Frontier logo]()
$505
This JetBlue deal was found by Cheapflights users on 10/26. 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 1/226:10 am -
1 stop6h 52m
Wed 1/274:00 pm -
1 stop6h 31m
Deal found 10/26![JetBlue logo]()
$482
This JetBlue deal was found by Cheapflights users on 10/26. 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 1/226:10 am -
1 stop8h 50m
Tue 1/261:07 pm -
1 stop7h 13m
Deal found 10/26![JetBlue logo]()
$482
This JetBlue deal was found by Cheapflights users on 10/26. 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 1/226:10 am -
1 stop11h 05m
Mon 1/259:50 am -
1 stop6h 43m
Deal found 10/26![JetBlue logo]()
$482
This JetBlue deal was found by Cheapflights users on 10/26. 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 12/195:01 am -
1 stop12h 14m
Thu 12/243:05 pm -
1 stop10h 16m
Deal found 10/26![JetBlue logo]()
$499
This Mytrip deal was found by Cheapflights users on 10/26. 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.
Thu 12/102:54 pm -
2 stops21h 50m
Thu 12/1712:23 pm -
2 stops24h 26m
Deal found 10/26![Frontier logo]()
$746
This United Airlines deal was found by Cheapflights users on 10/29. 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 11/141:09 am -
1 stop12h 26m
Thu 11/198:23 am -
1 stop14h 34m
Deal found 10/29![United Airlines logo]()
$1,260
This JetBlue deal was found by Cheapflights users on 10/26. 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 11/205:01 am -
1 stop8h 04m
Tue 11/244:55 pm -
1 stop7h 42m
Deal found 10/26![JetBlue logo]()
$5,777
Last-minute flights from Puerto Rico to CancúnDiscover last-minute flight deals from Puerto Rico to Cancún. Data last updated October 30, 2026 and is based on user searches.
Discover last-minute flight deals from Puerto Rico to Cancún. Data last updated October 30, 2026 and is based on user searches.
This FlightHub deal was found by Cheapflights users on 10/29. 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.
Sat 11/73:55 pm -
1 stop22h 46m
Thu 11/122:51 pm -
1 stop9h 08m
Deal found 10/29![Frontier logo]()
$461
This Justfly.com deal was found by Cheapflights users on 10/28. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/143:55 pm -
1 stop22h 46m
Sat 11/213:19 pm -
1 stop9h 47m
Deal found 10/28![Frontier logo]()
$441
This United Airlines deal was found by Cheapflights users on 10/29. 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 11/141:09 am -
1 stop12h 26m
Thu 11/198:23 am -
1 stop14h 34m
Deal found 10/29![United Airlines logo]()
$1,260
This FlightHub deal was found by Cheapflights users on 10/26. 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.
Sun 11/153:55 pm -
1 stop22h 46m
Sat 11/213:19 pm -
1 stop9h 47m
Deal found 10/26![Frontier logo]()
$438
This CheapOair deal was found by Cheapflights users on 10/25. 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.
Sun 11/156:25 am -
1 stop6h 29m
Sat 11/213:19 pm -
1 stop9h 47m
Deal found 10/25![Multiple Airlines logo]()
$449
This Priceline deal was found by Cheapflights users on 10/27. 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 11/196:00 am -
1 stop10h 46m
Tue 11/246:18 pm -
1 stop9h 55m
Deal found 10/27![Multiple Airlines logo]()
$445
This FlightHub deal was found by Cheapflights users on 10/25. 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.
Fri 11/2010:00 pm -
1 stop17h 04m
Tue 11/2411:44 am -
1 stop12h 52m
Deal found 10/25![Frontier logo]()
$448
This JetBlue deal was found by Cheapflights users on 10/26. 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 11/206:00 am -
1 stop10h 46m
Tue 11/243:05 pm -
1 stop9h 27m
Deal found 10/26![JetBlue logo]()
$465
This FlightHub deal was found by Cheapflights users on 10/29. 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.
Fri 11/202:54 pm -
2 stops21h 10m
Tue 11/2411:44 am -
2 stops14h 03m
Deal found 10/29![Frontier logo]()
$993
This JetBlue deal was found by Cheapflights users on 10/26. 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 11/205:01 am -
1 stop8h 04m
Tue 11/244:55 pm -
1 stop7h 42m
Deal found 10/26![JetBlue logo]()
$5,777
This Frontier deal was found by Cheapflights users on 10/29. 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 11/273:36 am -
1 stop11h 28m
Sat 12/511:05 am -
2 stops13h 53m
Deal found 10/29![Frontier logo]()
$428
One-way flights from Puerto Rico to CancúnSearch for one-way flight options from Puerto Rico to Cancún. Find affordable one-way fares based on user searches. Data last updated October 30, 2026.
Search for one-way flight options from Puerto Rico to Cancún. Find affordable one-way fares based on user searches. Data last updated October 30, 2026.
This Booking.com deal was found by Cheapflights users on 10/26. 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.
Thu 3/184:24 pm -
1 stop5h 46m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/26![Arajet logo]()
$161
This Frontier deal was found by Cheapflights users on 10/29. 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.
Mon 11/233:36 am -
1 stop11h 28m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/29![Frontier logo]()
$172
This Frontier deal was found by Cheapflights users on 10/27. 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 1/1610:08 pm -
1 stop15h 44m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/27![Frontier logo]()
$175
This FlightHub deal was found by Cheapflights users on 10/29. 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.
Thu 11/267:12 pm -
1 stop18h 43m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/29![Frontier logo]()
$187
This Frontier deal was found by Cheapflights users on 10/28. 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.
Wed 2/249:14 pm -
1 stop14h 23m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/28![Frontier logo]()
$192
This Frontier deal was found by Cheapflights users on 10/29. 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 11/263:36 am -
1 stop11h 28m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/29![Frontier logo]()
$195
This CheapOair deal was found by Cheapflights users on 10/29. 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.
Sat 1/96:51 pm -
1 stop16h 39m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/29![Frontier logo]()
$197
This Frontier deal was found by Cheapflights users on 10/27. 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 12/316:35 pm -
1 stop16h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/27![Frontier logo]()
$206
This Kiwi.com deal was found by Cheapflights users on 10/29. 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 11/264:24 pm -
1 stop5h 46m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/29![Arajet logo]()
$215
This Kiwi.com deal was found by Cheapflights users on 10/28. 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 1/132:41 am -
3 stops39h 28m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/28![Multiple Airlines logo]()
$218
This Kiwi.com deal was found by Cheapflights users on 10/26. 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 1/132:55 pm -
3 stops44h 58m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/26![Multiple Airlines logo]()
$308
This Mytrip deal was found by Cheapflights users on 10/27. 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 11/302:54 pm -
2 stops20h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/27![Frontier logo]()
$318
Find flight deals from Puerto Rico to Cancún
Keep the following information in mind while searching for Puerto Rico to Cancún flight deals. Data was last updated October 30, 2026.
Round-trip from | $336 (Booking.com) |
|---|---|
One-way from | $161 (Booking.com) |
Popular in | December |
Cheapest in | April |
Average price | $474 |
Cheapflights Fare Finder
Customize your flight search to find flights from Puerto Rico 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 7,457,451 searches. Data last updated October 30, 2026.
Use the filters below to find and compare flights from Puerto Rico to Cancún that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
San JuanCancún
SJU San Juan Luis Munoz Marin Intl - CUN Cancun
SJUCUN
San Juan Luis Munoz Marin Intl
Tue 1/12
6:14 pm-10:30 am
1 stop17h 16m
Cancun
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$219
San JuanCancún
SJU San Juan Luis Munoz Marin Intl - CUN Cancun
SJUCUN
San Juan Luis Munoz Marin Intl
Mon 11/2
6:17 pm-10:07 pm
1 stop28h 50m
Cancun
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$223
San JuanCancún
SJU San Juan Luis Munoz Marin Intl - CUN Cancun
SJUCUN
San Juan Luis Munoz Marin Intl
Sat 11/14
6:17 pm-3:36 pm
1 stop22h 19m
Cancun
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$229
San JuanCancún
SJU San Juan Luis Munoz Marin Intl - CUN Cancun
SJUCUN
San Juan Luis Munoz Marin Intl
Sun 1/24
5:30 am-10:07 pm
1 stop17h 37m
Cancun
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$229
San JuanCancún
SJU San Juan Luis Munoz Marin Intl - CUN Cancun
SJUCUN
San Juan Luis Munoz Marin Intl
Sun 11/29
3:28 pm-10:00 am
1 stop19h 32m
Cancun
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$229
San JuanCancún
SJU San Juan Luis Munoz Marin Intl - CUN Cancun
SJUCUN
San Juan Luis Munoz Marin Intl
Tue 12/1
8:25 am-9:14 pm
2 stops13h 49m
Cancun
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$232
San JuanCancún
SJU San Juan Luis Munoz Marin Intl - CUN Cancun
SJUCUN
San Juan Luis Munoz Marin Intl
Tue 1/12
5:15 am-4:10 pm
2 stops11h 55m
Cancun
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$232
San JuanCancún
SJU San Juan Luis Munoz Marin Intl - CUN Cancun
SJUCUN
San Juan Luis Munoz Marin Intl
Sat 11/14
4:59 pm-12:18 pm
1 stop20h 19m
Cancun
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$232
San JuanCancún
SJU San Juan Luis Munoz Marin Intl - CUN Cancun
SJUCUN
San Juan Luis Munoz Marin Intl
Sun 11/8
4:59 pm-10:58 am
1 stop18h 59m
Cancun
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$236
Quickest round-trip
San JuanCancún
SJU San Juan Luis Munoz Marin Intl - CUN Cancun
SJUCUN
San Juan Luis Munoz Marin Intl
Mon 11/30
6:00 am-3:46 pm
1 stop10h 46m
Cancun
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$245
Showing 1-10 of 30 resultsSorted by cheapest first
Best time to book a flight from Puerto Rico to Cancún
Have a flexible travel schedule? Discover the best time to fly to Cancún from Puerto Rico with our price prediction graph.
SJU-CUN
BQN-CUN
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 Puerto Rico to Cancún
PR0-CUN
SJU-CUN
BQN-CUN
What is the cheapest month to book a flight from Puerto Rico to Cancún?
Currently, April is the cheapest month in which you can book a flight from Puerto Rico to Cancún (average of $394). Flying from Puerto Rico to Cancún in December is currently the most expensive (average of $535). 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.
How far ahead should I book a flight from Puerto Rico to Cancún?
The best time to book flights from Puerto Rico to Cancún is 73 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
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 30, 2026.
Peruse reviews from past customers who have flown with Southwest,Copa Airlines, andJetBlue from Puerto Rico 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.
Crew
8.6
Overall
7.9
Comfort
8.0
Entertainment
7.4
Boarding
8.1
Food
7.0
Reviews
1 / 20
10.0
ExcellentAnthony,Apr 2024
OAK - LAS
Crew
8.6
Overall
7.9
Comfort
8.0
Entertainment
7.4
Boarding
8.1
Food
7.0
Reviews
1 / 20
10.0
ExcellentAnthony,Apr 2024
OAK - LAS
Crew
8.6
Overall
7.9
Comfort
8.0
Entertainment
7.4
Boarding
8.1
Food
7.0
Reviews
1 / 20
10.0
ExcellentAnthony,Apr 2024
OAK - LAS
Crew
8.6
Overall
7.9
Comfort
8.0
Entertainment
7.4
Boarding
8.1
Food
7.0
Reviews
1 / 20
10.0
ExcellentAnthony,Apr 2024
OAK - LAS
Crew
8.6
Overall
7.9
Comfort
8.0
Entertainment
7.4
Boarding
8.1
Food
7.0
Reviews
1 / 20
10.0
ExcellentAnthony,Apr 2024
OAK - LAS
Crew
8.6
Overall
7.9
Comfort
8.0
Entertainment
7.4
Boarding
8.1
Food
7.0
Reviews
1 / 20
10.0
ExcellentAnthony,Apr 2024
OAK - LAS
Related info for your journey
Find useful and relevant information for your journey from Puerto Rico to Cancún. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Cancún?
Book flights to Cancún if you plan to visit one of these locationsPuerto Aventuras
Punta Sam
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
Cancún flight routes
Complete your trip
Flights by cabin class
Other flight options
Popular flights
Alternative routes for Puerto Rico to Cancún
See prices for flight routes from nearby airports that may be better suited for you.
Other flights to Cancún
Explore flights to Cancún departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on October 30, 2026.
Complete your trip
Complete your trip to Cancún by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Puerto Rico to Cancún by cabin class
Find flights from Puerto Rico to Cancún, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Puerto Rico and Cancún flights
Browse other Puerto Rico and Cancún flight options. Last updated on October 30, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 5 airlines flying from Puerto Rico to Cancún
Discover the top 5 airlines that operate flights from Puerto Rico 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 7,457,451 searches. Data last updated October 30, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$207 | Average$346 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$314 | Average$443 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$360 | Average$532 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$371 | Average$630 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$475 | Average$541 | FlexibilityNo cancel fee | On-time63% |