$156+ 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 10/17. Fares are subject to change and may not be available on all flights or dates of travel.
CUN — SJU
Oct 7 — Oct 141
Round-trip
1 adult, Economy
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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 September 7, 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 September 7, 2026.
This JetBlue deal was found by Cheapflights users on 9/5. 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 11/131:05 pm -
1 stop9h 00m
Mon 11/166:00 am -
1 stop10h 09m
Deal found 9/5![JetBlue logo]()
$321
This Kiwi.com deal was found by Cheapflights users on 9/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/1712:35 pm -
1 stop5h 55m
Sat 10/246:16 pm -
1 stop16h 44m
Deal found 9/2![Multiple Airlines logo]()
$345
This Copa Airlines deal was found by Cheapflights users on 9/6. 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 10/27:01 am -
1 stop8h 13m
Tue 10/65:33 am -
1 stop17h 28m
Deal found 9/6![Copa Airlines logo]()
$384
This Booking.com deal was found by Cheapflights users on 9/4. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/2112:35 pm -
1 stop5h 45m
Sun 11/294:00 pm -
1 stop25h 51m
Deal found 9/4![Arajet logo]()
$404
This Southwest deal was found by Cheapflights users on 9/2. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2211:40 am -
2 stops11h 45m
Sun 10/258:25 pm -
2 stops17h 40m
Deal found 9/2![Southwest logo]()
$411
This American Airlines deal was found by Cheapflights users on 9/2. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/23:37 pm -
2 stops16h 47m
Tue 10/66:30 am -
2 stops14h 30m
Deal found 9/2![American Airlines logo]()
$417
This Booking.com deal was found by Cheapflights users on 9/3. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/215:57 pm -
1 stop14h 22m
Thu 12/314:24 pm -
1 stop5h 46m
Deal found 9/3![Arajet logo]()
$418
This Southwest deal was found by Cheapflights users on 9/2. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/611:20 am -
2 stops12h 35m
Mon 11/96:35 am -
1 stop12h 20m
Deal found 9/2![Southwest logo]()
$429
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 September 7, 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 September 7, 2026.
This JetBlue deal was found by Cheapflights users on 9/5. 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 11/131:05 pm -
1 stop9h 00m
Mon 11/166:00 am -
1 stop10h 09m
Deal found 9/5![JetBlue logo]()
$321
This Copa Airlines deal was found by Cheapflights users on 9/6. 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 10/27:01 am -
1 stop8h 13m
Tue 10/65:33 am -
1 stop17h 28m
Deal found 9/6![Copa Airlines logo]()
$384
This Booking.com deal was found by Cheapflights users on 9/4. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/2112:35 pm -
1 stop5h 45m
Sun 11/294:00 pm -
1 stop25h 51m
Deal found 9/4![Arajet logo]()
$404
This Southwest deal was found by Cheapflights users on 9/2. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/611:20 am -
2 stops12h 35m
Mon 11/96:35 am -
1 stop12h 20m
Deal found 9/2![Southwest logo]()
$429
This Copa Airlines deal was found by Cheapflights users on 9/4. 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.
Fri 10/27:01 am -
1 stop8h 13m
Mon 10/56:16 pm -
1 stop17h 17m
Deal found 9/4![Copa Airlines logo]()
$384
This Booking.com deal was found by Cheapflights users on 9/3. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/215:57 pm -
1 stop14h 22m
Thu 12/314:24 pm -
1 stop5h 46m
Deal found 9/3![Arajet logo]()
$418
Last-minute flights from Cancún to Puerto RicoDiscover last-minute flight deals from Cancún to Puerto Rico. Data last updated September 7, 2026 and is based on user searches.
Discover last-minute flight deals from Cancún to Puerto Rico. Data last updated September 7, 2026 and is based on user searches.
This Copa Airlines deal was found by Cheapflights users on 9/6. 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.
Mon 9/77:01 am -
1 stop8h 13m
Mon 9/146:16 pm -
1 stop22h 19m
Deal found 9/6![Copa Airlines logo]()
$672
This Copa Airlines deal was found by Cheapflights users on 9/6. 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 10/27:01 am -
1 stop8h 13m
Tue 10/65:33 am -
1 stop17h 28m
Deal found 9/6![Copa Airlines logo]()
$384
This American Airlines deal was found by Cheapflights users on 9/2. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/23:37 pm -
2 stops16h 47m
Tue 10/66:30 am -
2 stops14h 30m
Deal found 9/2![American Airlines logo]()
$417
This Southwest deal was found by Cheapflights users on 9/4. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/211:40 am -
2 stops11h 40m
Mon 10/510:50 pm -
2 stops14h 10m
Deal found 9/4![Southwest logo]()
$449
This Mytrip deal was found by Cheapflights users on 9/4. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/22:59 pm -
2 stops24h 40m
Mon 10/55:40 pm -
3 stops22h 48m
Deal found 9/4![Multiple Airlines logo]()
$688
This Kiwi.com deal was found by Cheapflights users on 9/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/1712:35 pm -
1 stop5h 55m
Sat 10/246:16 pm -
1 stop16h 44m
Deal found 9/2![Multiple Airlines logo]()
$345
This Southwest deal was found by Cheapflights users on 9/2. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/1710:50 am -
2 stops12h 05m
Sat 10/247:55 pm -
2 stops18h 15m
Deal found 9/2![Southwest logo]()
$563
This Southwest deal was found by Cheapflights users on 9/2. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/221:45 pm -
1 stop9h 40m
Sun 10/258:25 pm -
2 stops18h 15m
Deal found 9/2![Southwest logo]()
$411
This JetBlue deal was found by Cheapflights users on 9/4. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2812:15 pm -
1 stop8h 54m
Fri 11/66:00 am -
1 stop10h 09m
Deal found 9/4![JetBlue logo]()
$681
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 September 7, 2026.
Search for one-way flight options from Cancún to Puerto Rico. Find affordable one-way fares based on user searches. Data last updated September 7, 2026.
This Booking.com deal was found by Cheapflights users on 9/2. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/1712:35 pm -
1 stop5h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![Arajet logo]()
$156
This Kiwi.com deal was found by Cheapflights users on 9/5. 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 2/2012:35 pm -
1 stop5h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![Arajet logo]()
$182
This Copa Airlines deal was found by Cheapflights users on 9/3. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/27:01 am -
1 stop8h 13m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Copa Airlines logo]()
$194
This JetBlue deal was found by Cheapflights users on 9/2. 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 10/163:30 pm -
1 stop7h 16m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![JetBlue logo]()
$199
This Southwest deal was found by Cheapflights users on 9/6. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1712:35 pm -
1 stop9h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![Southwest logo]()
$202
This Southwest deal was found by Cheapflights users on 9/4. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/211:00 am -
2 stops12h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![Southwest logo]()
$207
This American Airlines deal was found by Cheapflights users on 9/2. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/23:37 pm -
2 stops16h 47m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![American Airlines logo]()
$220
This Kiwi.com deal was found by Cheapflights users on 9/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/165:25 am -
2 stops16h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![Volaris logo]()
$222
This Southwest deal was found by Cheapflights users on 9/5. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/181:05 pm -
2 stops19h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![Southwest logo]()
$225
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 September 7, 2026.
Round-trip from | $321 (JetBlue) |
|---|---|
One-way from | $156 (Booking.com) |
Popular in | May |
Cheapest in | April |
Average price | $402 |
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 September 7, 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
Quickest round-trip
CancúnSan Juan
CUN Cancun - SJU San Juan Luis Munoz Marin Intl
CUNSJU
Cancun
Sat 10/17
12:35 pm-7:30 pm
1 stop5h 55m
San Juan Luis Munoz Marin Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$156
CancúnSan Juan
CUN Cancun - SJU San Juan Luis Munoz Marin Intl
CUNSJU
Cancun
Fri 10/2
7:01 am-4:14 pm
1 stop8h 13m
San Juan Luis Munoz Marin Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$194
CancúnSan Juan
CUN Cancun - SJU San Juan Luis Munoz Marin Intl
CUNSJU
Cancun
Fri 10/16
3:30 pm-11:46 pm
1 stop7h 16m
San Juan Luis Munoz Marin Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$199
CancúnSan Juan
CUN Cancun - SJU San Juan Luis Munoz Marin Intl
CUNSJU
Cancun
Tue 2/23
9:50 am-9:18 pm
1 stop10h 28m
San Juan Luis Munoz Marin Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$199
CancúnSan Juan
CUN Cancun - SJU San Juan Luis Munoz Marin Intl
CUNSJU
Cancun
Wed 2/24
9:50 am-9:18 pm
1 stop10h 28m
San Juan Luis Munoz Marin Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$199
CancúnSan Juan
CUN Cancun - SJU San Juan Luis Munoz Marin Intl
CUNSJU
Cancun
Fri 11/13
1:05 pm-11:05 pm
1 stop9h 00m
San Juan Luis Munoz Marin Intl
Mon 11/16
6:00 am-3:09 pm
1 stop10h 09m
$321
CancúnSan Juan
CUN Cancun - SJU San Juan Luis Munoz Marin Intl
CUNSJU
Cancun
Fri 10/2
7:01 am-4:14 pm
1 stop8h 13m
San Juan Luis Munoz Marin Intl
Tue 10/6
5:33 am-10:01 pm
1 stop17h 28m
$384
CancúnSan Juan
CUN Cancun - SJU San Juan Luis Munoz Marin Intl
CUNSJU
Cancun
Fri 10/2
7:01 am-4:14 pm
1 stop8h 13m
San Juan Luis Munoz Marin Intl
Mon 10/5
6:16 pm-10:33 am
1 stop17h 17m
$384
CancúnSan Juan
CUN Cancun - SJU San Juan Luis Munoz Marin Intl
CUNSJU
Cancun
Sat 11/21
12:35 pm-7:20 pm
1 stop5h 45m
San Juan Luis Munoz Marin Intl
Sun 11/29
4:00 pm-4:51 pm
1 stop25h 51m
$404
CancúnSan Juan
CUN Cancun - SJU San Juan Luis Munoz Marin Intl
CUNSJU
Cancun
Mon 12/21
5:57 pm-9:19 am
1 stop14h 22m
San Juan Luis Munoz Marin Intl
Thu 12/31
4:24 pm-9:10 pm
1 stop5h 46m
$418
Showing 1-10 of 11 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 May is currently the most expensive (average of $608). 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 often are flights from Cancún to Puerto Rico delayed?
About 57% of weekly flights between Cancún and Puerto Rico have experienced delays in the past year, with the average delay time being 160 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 early afternoon tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Saturday 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 57% of flights being delayed.
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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