$137+ Cheap flights from Denver (DEN) 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 11/4. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — SJU
Oct 1 — Oct 81
Round-trip
1 adult, Economy
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Find cheap flights from Denver 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 Denver to Puerto Rico
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Cheapest flights from Denver to Puerto RicoExplore the most affordable flight options available from Denver to Puerto Rico. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 1, 2026.
Explore the most affordable flight options available from Denver to Puerto Rico. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 1, 2026.
This Frontier deal was found by Cheapflights users on 8/28. 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 9/237:12 pm -
1 stop13h 42m
Mon 9/2810:05 am -
1 stop11h 32m
Deal found 8/28![Frontier logo]()
$336
This Kiwi.com deal was found by Cheapflights users on 8/28. 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.
Mon 9/217:12 pm -
1 stop12h 42m
Mon 9/2811:08 am -
2 stops46h 56m
Deal found 8/28![Frontier logo]()
$340
This CheapOair deal was found by Cheapflights users on 9/1. 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.
Thu 9/247:12 pm -
1 stop13h 01m
Tue 9/2910:52 am -
1 stop23h 00m
Deal found 9/1![Frontier logo]()
$351
This Priceline deal was found by Cheapflights users on 8/27. 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.
Fri 9/257:12 pm -
1 stop13h 02m
Mon 9/2811:08 am -
1 stop30h 29m
Deal found 8/27![Frontier logo]()
$356
This Priceline deal was found by Cheapflights users on 8/30. 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.
Wed 9/306:40 am -
1 stop26h 14m
Sun 10/410:05 am -
1 stop23h 32m
Deal found 8/30![Frontier logo]()
$356
This FlightHub deal was found by Cheapflights users on 8/30. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/187:02 pm -
1 stop12h 50m
Tue 12/15:08 pm -
1 stop18h 15m
Deal found 8/30![Frontier logo]()
$359
This Kiwi.com deal was found by Cheapflights users on 8/30. 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.
Tue 11/1710:41 am -
2 stops21h 36m
Tue 12/15:08 pm -
1 stop18h 15m
Deal found 8/30![Frontier logo]()
$360
This Kiwi.com deal was found by Cheapflights users on 8/30. 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 10/37:12 pm -
1 stop13h 01m
Sat 10/1011:17 am -
2 stops12h 14m
Deal found 8/30![Frontier logo]()
$369
This Kiwi.com deal was found by Cheapflights users on 8/31. 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 9/1811:21 am -
1 stop10h 37m
Mon 9/212:57 am -
2 stops31h 07m
Deal found 8/31![Frontier logo]()
$370
This Frontier deal was found by Cheapflights users on 9/1. 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.
Mon 9/216:40 am -
1 stop14h 33m
Mon 9/212:57 am -
1 stop14h 40m
Deal found 9/1![Frontier logo]()
$371
This FlightHub deal was found by Cheapflights users on 9/1. 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.
Thu 11/56:56 pm -
1 stop14h 40m
Sat 11/73:55 am -
1 stop31h 18m
Deal found 9/1![Frontier logo]()
$374
This Frontier deal was found by Cheapflights users on 8/28. 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.
Sat 9/127:12 pm -
1 stop13h 01m
Mon 9/2111:08 am -
1 stop10h 29m
Deal found 8/28![Frontier logo]()
$376
Best flights from Denver to Puerto RicoDiscover carefully curated flight deals from Denver to Puerto Rico that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 1, 2026.
Discover carefully curated flight deals from Denver to Puerto Rico that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 1, 2026.
This Frontier deal was found by Cheapflights users on 8/31. 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 9/237:12 pm -
1 stop13h 42m
Mon 9/2810:05 am -
1 stop11h 32m
Deal found 8/31![Frontier logo]()
$336
This Southwest deal was found by Cheapflights users on 8/28. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/108:20 am -
2 stops10h 30m
Wed 12/97:40 am -
2 stops10h 15m
Deal found 8/28![Southwest logo]()
$498
This United Airlines deal was found by Cheapflights users on 8/31. 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 10/229:46 am -
Nonstop5h 52m
Mon 10/261:21 pm -
Nonstop6h 46m
Deal found 8/31![United Airlines logo]()
$577
This CheapOair deal was found by Cheapflights users on 8/31. 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 9/127:12 pm -
1 stop13h 01m
Mon 9/214:23 pm -
2 stops23h 54m
Deal found 8/31![Multiple Airlines logo]()
$613
This Priceline deal was found by Cheapflights users on 8/30. 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.
Wed 9/306:40 am -
1 stop26h 14m
Sun 10/410:05 am -
1 stop23h 32m
Deal found 8/30![Frontier logo]()
$356
This Kiwi.com deal was found by Cheapflights users on 8/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/257:12 pm -
1 stop13h 02m
Mon 9/2811:08 am -
2 stops35h 55m
Deal found 8/27![Frontier logo]()
$365
This Priceline deal was found by Cheapflights users on 8/30. 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.
Sun 9/276:40 am -
1 stop24h 38m
Sun 10/410:05 am -
1 stop11h 32m
Deal found 8/30![Frontier logo]()
$376
This Southwest deal was found by Cheapflights users on 9/1. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/98:00 am -
1 stop11h 00m
Thu 2/182:20 pm -
1 stop8h 15m
Deal found 9/1![Southwest logo]()
$518
This Frontier deal was found by Cheapflights users on 8/28. 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.
Sun 9/137:12 pm -
1 stop12h 06m
Thu 9/1711:27 am -
1 stop10h 10m
Deal found 8/28![Frontier logo]()
$396
This United Airlines deal was found by Cheapflights users on 8/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/69:46 am -
Nonstop5h 52m
Tue 10/132:00 pm -
Nonstop6h 19m
Deal found 8/28![United Airlines logo]()
$577
This Southwest deal was found by Cheapflights users on 8/28. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/2511:25 am -
2 stops10h 30m
Mon 9/2811:35 am -
2 stops10h 15m
Deal found 8/28![Southwest logo]()
$537
This FlightHub deal was found by Cheapflights users on 9/1. 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.
Wed 9/237:12 pm -
1 stop13h 42m
Mon 9/288:55 am -
2 stops31h 22m
Deal found 9/1![Multiple Airlines logo]()
$635
This United Airlines deal was found by Cheapflights users on 9/1. 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.
Thu 2/47:40 am -
1 stop10h 20m
Tue 2/92:21 pm -
Nonstop6h 46m
Deal found 9/1![United Airlines logo]()
$582
This Southwest deal was found by Cheapflights users on 8/29. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/212:55 pm -
2 stops9h 00m
Mon 11/96:35 am -
2 stops10h 25m
Deal found 8/29![Southwest logo]()
$537
This United Airlines deal was found by Cheapflights users on 8/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/105:00 am -
1 stop8h 36m
Wed 12/92:21 pm -
Nonstop6h 46m
Deal found 8/28![United Airlines logo]()
$582
This Southwest deal was found by Cheapflights users on 9/1. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/911:30 am -
1 stop7h 30m
Fri 1/153:00 pm -
2 stops10h 35m
Deal found 9/1![Southwest logo]()
$557
This United Airlines deal was found by Cheapflights users on 8/31. 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 12/99:46 am -
Nonstop5h 39m
Tue 12/151:00 pm -
1 stop11h 35m
Deal found 8/31![United Airlines logo]()
$582
This Kiwi.com deal was found by Cheapflights users on 9/1. 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 9/167:12 pm -
1 stop13h 01m
Sun 9/2011:08 am -
2 stops37h 35m
Deal found 9/1![Frontier logo]()
$559
This United Airlines deal was found by Cheapflights users on 8/29. 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.
Thu 10/112:30 pm -
1 stop8h 39m
Sun 10/412:15 am -
2 stops13h 54m
Deal found 8/29![United Airlines logo]()
$676
This United deal was found by Cheapflights users on 9/1. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/159:46 am -
1 stop25h 00m
Sun 10/1810:48 am -
1 stop9h 31m
Deal found 9/1![Multiple Airlines logo]()
$964
This United Airlines deal was found by Cheapflights users on 8/30. 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.
Mon 11/99:49 am -
1 stop11h 08m
Wed 11/111:09 am -
1 stop12h 14m
Deal found 8/30![United Airlines logo]()
$706
This United Airlines deal was found by Cheapflights users on 8/29. 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.
Tue 10/139:46 am -
Nonstop5h 52m
Tue 10/202:00 pm -
Nonstop6h 19m
Deal found 8/29![United Airlines logo]()
$707
This United Airlines deal was found by Cheapflights users on 9/1. 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.
Thu 10/159:46 am -
Nonstop5h 52m
Mon 10/193:56 pm -
1 stop9h 58m
Deal found 9/1![United Airlines logo]()
$712
This United Airlines deal was found by Cheapflights users on 8/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/255:00 am -
2 stops16h 09m
Sun 9/2712:15 am -
2 stops13h 54m
Deal found 8/27![United Airlines logo]()
$741
This United Airlines deal was found by Cheapflights users on 9/1. 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.
Wed 9/168:14 am -
2 stops12h 55m
Sat 9/1912:15 am -
2 stops12h 17m
Deal found 9/1![United Airlines logo]()
$786
This United Airlines deal was found by Cheapflights users on 8/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/1711:40 pm -
2 stops38h 41m
Sun 1/2410:48 am -
1 stop10h 24m
Deal found 8/28![United Airlines logo]()
$1,419
This United Airlines deal was found by Cheapflights users on 8/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/115:00 am -
2 stops10h 21m
Tue 9/1510:48 am -
2 stops13h 27m
Deal found 8/28![United Airlines logo]()
$1,471
This United Airlines deal was found by Cheapflights users on 8/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/167:25 pm -
2 stops18h 56m
Sat 1/2310:48 am -
1 stop10h 24m
Deal found 8/28![United Airlines logo]()
$1,877
This United Airlines deal was found by Cheapflights users on 8/30. 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 11/811:59 pm -
2 stops14h 40m
Sat 11/147:30 am -
2 stops17h 04m
Deal found 8/30![United Airlines logo]()
$2,514
This United Airlines deal was found by Cheapflights users on 8/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/27:10 pm -
2 stops21h 20m
Mon 10/511:51 am -
2 stops14h 03m
Deal found 8/28![United Airlines logo]()
$5,476
Last-minute flights from Denver to Puerto RicoDiscover last-minute flight deals from Denver to Puerto Rico. Data last updated September 1, 2026 and is based on user searches.
Discover last-minute flight deals from Denver to Puerto Rico. Data last updated September 1, 2026 and is based on user searches.
This Frontier deal was found by Cheapflights users on 8/28. 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.
Sat 9/127:12 pm -
1 stop13h 01m
Sun 9/2011:08 am -
1 stop10h 29m
Deal found 8/28![Frontier logo]()
$376
This Frontier deal was found by Cheapflights users on 8/28. 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.
Sat 9/126:40 am -
1 stop12h 08m
Sat 9/199:50 pm -
1 stop11h 47m
Deal found 8/28![Frontier logo]()
$376
This Kiwi.com deal was found by Cheapflights users on 8/28. 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.
Sun 9/1311:21 am -
1 stop10h 37m
Tue 9/226:05 pm -
1 stop16h 03m
Deal found 8/28![Frontier logo]()
$377
This Kiwi.com deal was found by Cheapflights users on 8/31. 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 9/1811:21 am -
1 stop10h 37m
Mon 9/212:57 am -
2 stops31h 07m
Deal found 8/31![Frontier logo]()
$370
This Kiwi.com deal was found by Cheapflights users on 8/28. 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.
Mon 9/217:12 pm -
1 stop12h 42m
Mon 9/2811:08 am -
2 stops46h 56m
Deal found 8/28![Frontier logo]()
$340
This Frontier deal was found by Cheapflights users on 9/1. 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.
Mon 9/216:40 am -
1 stop14h 33m
Mon 9/212:57 am -
1 stop14h 40m
Deal found 9/1![Frontier logo]()
$371
This Frontier deal was found by Cheapflights users on 8/28. 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 9/237:12 pm -
1 stop13h 42m
Mon 9/2810:05 am -
1 stop11h 32m
Deal found 8/28![Frontier logo]()
$336
This CheapOair deal was found by Cheapflights users on 9/1. 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.
Thu 9/247:12 pm -
1 stop13h 01m
Tue 9/2910:52 am -
1 stop23h 00m
Deal found 9/1![Frontier logo]()
$351
This Priceline deal was found by Cheapflights users on 8/27. 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.
Fri 9/257:12 pm -
1 stop13h 02m
Mon 9/2811:08 am -
1 stop30h 29m
Deal found 8/27![Frontier logo]()
$356
This Priceline deal was found by Cheapflights users on 8/30. 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.
Sun 9/276:40 am -
1 stop24h 38m
Sun 10/410:05 am -
1 stop11h 32m
Deal found 8/30![Frontier logo]()
$376
This Priceline deal was found by Cheapflights users on 8/30. 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.
Wed 9/306:40 am -
1 stop26h 14m
Sun 10/410:05 am -
1 stop23h 32m
Deal found 8/30![Frontier logo]()
$356
This Kiwi.com deal was found by Cheapflights users on 8/30. 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 10/37:12 pm -
1 stop13h 01m
Sat 10/1011:17 am -
2 stops12h 14m
Deal found 8/30![Frontier logo]()
$369
One-way flights from Denver to Puerto RicoSearch for one-way flight options from Denver to Puerto Rico. Find affordable one-way fares based on user searches. Data last updated September 1, 2026.
Search for one-way flight options from Denver to Puerto Rico. Find affordable one-way fares based on user searches. Data last updated September 1, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/31. 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 11/46:31 pm -
1 stop27h 28m
Deal found 8/31![Frontier logo]()
$137
This Kiwi.com deal was found by Cheapflights users on 8/31. 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.
Tue 10/136:57 pm -
1 stop19h 09m
Deal found 8/31![Frontier logo]()
$139
This eDestinos deal was found by Cheapflights users on 8/31. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/306:56 pm -
1 stop13h 57m
Deal found 8/31![Frontier logo]()
$143
This Kiwi.com deal was found by Cheapflights users on 9/1. 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.
Tue 9/226:40 am -
1 stop24h 55m
Deal found 9/1![Frontier logo]()
$148
This Frontier deal was found by Cheapflights users on 8/28. 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.
Tue 9/297:12 pm -
1 stop12h 23m
Deal found 8/28![Frontier logo]()
$158
This Kiwi.com deal was found by Cheapflights users on 9/1. 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 10/19:19 pm -
2 stops40h 47m
Deal found 9/1![Frontier logo]()
$166
This Kiwi.com deal was found by Cheapflights users on 8/31. 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 9/307:10 pm -
2 stops37h 03m
Deal found 8/31![Frontier logo]()
$169
This Kiwi.com deal was found by Cheapflights users on 8/31. 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 9/96:56 pm -
1 stop29h 17m
Deal found 8/31![Frontier logo]()
$171
This Priceline deal was found by Cheapflights users on 8/31. 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.
Wed 9/166:40 am -
1 stop17h 09m
Deal found 8/31![Frontier logo]()
$178
This Orbitz deal was found by Cheapflights users on 8/30. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/97:12 pm -
1 stop13h 42m
Deal found 8/30![Frontier logo]()
$228
This Kiwi.com deal was found by Cheapflights users on 8/30. 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.
Thu 9/106:15 am -
2 stops25h 03m
Deal found 8/30![Frontier logo]()
$347
This CheapOair deal was found by Cheapflights users on 8/31. 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.
Wed 9/303:15 pm -
1 stop28h 16m
Deal found 8/31![JetBlue logo]()
$385
Find flight deals from Denver to Puerto Rico
Keep the following information in mind while searching for Denver to Puerto Rico flight deals. Data was last updated September 1, 2026.
Round-trip from | $336 (Frontier) |
|---|---|
One-way from | $137 (Kiwi.com) |
Popular in | December |
Cheapest in | April |
Average price | $449 |
Good round-trip deal | $602 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Denver 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 1, 2026.
Use the filters below to find and compare flights from Denver to Puerto Rico that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
DenverPonce
DEN Denver Intl - PSE Ponce Mercedita
DENPSE
Denver Intl
Wed 9/23
7:12 pm-10:54 am
1 stop13h 42m
Ponce Mercedita
Mon 9/28
10:05 am-7:37 pm
1 stop11h 32m
$336
DenverPonce
DEN Denver Intl - PSE Ponce Mercedita
DENPSE
Denver Intl
Wed 9/30
6:40 am-10:54 am
1 stop26h 14m
Ponce Mercedita
Sun 10/4
10:05 am-7:37 am
1 stop23h 32m
$356
DenverAguadilla
DEN Denver Intl - BQN Aguadilla Borinquen
DENBQN
Denver Intl
Fri 9/25
7:12 pm-10:14 am
1 stop13h 02m
Aguadilla Borinquen
Mon 9/28
11:08 am-9:03 pm
2 stops35h 55m
$365
DenverPonce
DEN Denver Intl - PSE Ponce Mercedita
DENPSE
Denver Intl
Sun 9/27
6:40 am-9:18 am
1 stop24h 38m
Ponce Mercedita
Sun 10/4
10:05 am-7:37 pm
1 stop11h 32m
$376
DenverPonce
DEN Denver Intl - PSE Ponce Mercedita
DENPSE
Denver Intl
Sun 9/13
7:12 pm-9:18 am
1 stop12h 06m
Ponce Mercedita
Thu 9/17
11:27 am-7:37 pm
1 stop10h 10m
$396
DenverSan Juan
DEN Denver Intl - SJU San Juan Luis Munoz Marin Intl
DENSJU
Denver Intl
Tue 11/10
8:20 am-9:50 pm
2 stops10h 30m
San Juan Luis Munoz Marin Intl
Wed 12/9
7:40 am-2:55 pm
2 stops10h 15m
$498
DenverSan Juan
DEN Denver Intl - SJU San Juan Luis Munoz Marin Intl
DENSJU
Denver Intl
Tue 2/9
8:00 am-10:00 pm
1 stop11h 00m
San Juan Luis Munoz Marin Intl
Thu 2/18
2:20 pm-7:35 pm
1 stop8h 15m
$518
DenverSan Juan
DEN Denver Intl - SJU San Juan Luis Munoz Marin Intl
DENSJU
Denver Intl
Fri 9/25
11:25 am-11:55 pm
2 stops10h 30m
San Juan Luis Munoz Marin Intl
Mon 9/28
11:35 am-7:50 pm
2 stops10h 15m
$537
DenverSan Juan
DEN Denver Intl - SJU San Juan Luis Munoz Marin Intl
DENSJU
Denver Intl
Mon 11/2
12:55 pm-12:55 am
2 stops9h 00m
San Juan Luis Munoz Marin Intl
Mon 11/9
6:35 am-2:00 pm
2 stops10h 25m
$537
DenverSan Juan
DEN Denver Intl - SJU San Juan Luis Munoz Marin Intl
DENSJU
Denver Intl
Sat 1/9
11:30 am-10:00 pm
1 stop7h 30m
San Juan Luis Munoz Marin Intl
Fri 1/15
3:00 pm-10:35 pm
2 stops10h 35m
$557
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Denver to Puerto Rico
Have a flexible travel schedule? Discover the best time to fly to Puerto Rico from Denver with our price prediction graph.
DEN-PSE
DEN-SJU
DEN-BQN
DEN-CPX
DEN-VQS
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 Denver to Puerto Rico
DEN-PR0
DEN-PSE
DEN-SJU
DEN-BQN
DEN-CPX
What is the cheapest month to book a flight from Denver to Puerto Rico?
Currently, September is the cheapest month in which you can book a flight from Denver to Puerto Rico (average of $442). Flying from Denver to Puerto Rico in December is currently the most expensive (average of $677). 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 DEN to PR?
Find hourly flight availability from Denver 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 September 1, 2026.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Denver to Puerto Rico as you normally would.
How far ahead should I book a flight from Denver to Puerto Rico?
Booking 86 days in advance of your planned departure date is, on average, the best time to get cheap flights from Denver to Puerto Rico. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
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 September 1, 2026.
Read through reviews of airlines operating flights from Denver to Puerto Rico, such as Southwest,United Airlines, andAmerican Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.5
Comfort
8.0
Boarding
8.1
Food
7.0
Overall
8.0
Crew
8.6
Reviews
1 / 20
10.0
ExcellentCourtney,Sep 2026
DEN - STL
Entertainment
7.5
Comfort
8.0
Boarding
8.1
Food
7.0
Overall
8.0
Crew
8.6
Reviews
1 / 20
10.0
ExcellentCourtney,Sep 2026
DEN - STL
Entertainment
7.5
Comfort
8.0
Boarding
8.1
Food
7.0
Overall
8.0
Crew
8.6
Reviews
1 / 20
10.0
ExcellentCourtney,Sep 2026
DEN - STL
Entertainment
7.5
Comfort
8.0
Boarding
8.1
Food
7.0
Overall
8.0
Crew
8.6
Reviews
1 / 20
10.0
ExcellentCourtney,Sep 2026
DEN - STL
Entertainment
7.5
Comfort
8.0
Boarding
8.1
Food
7.0
Overall
8.0
Crew
8.6
Reviews
1 / 20
10.0
ExcellentCourtney,Sep 2026
DEN - STL
Entertainment
7.5
Comfort
8.0
Boarding
8.1
Food
7.0
Overall
8.0
Crew
8.6
Reviews
1 / 20
10.0
ExcellentCourtney,Sep 2026
DEN - STL
Related info for your journey
Find useful and relevant information for your journey from Denver 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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Alternative routes for Denver to Puerto Rico
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Puerto Rico by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Denver to Puerto Rico by cabin class
Find flights from Denver to Puerto Rico, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Denver and Puerto Rico flights
Browse other Denver and Puerto Rico flight options. Last updated on September 1, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 6 airlines flying from Denver to Puerto Rico
Discover the top 6 airlines that operate flights from Denver 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 7,457,451 searches. Data last updated September 1, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$184 | Average$387 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$272 | Average$443 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$353 | Average$691 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$376 | Average$530 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$485 | Average$656 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$489 | Average$732 | FlexibilityNo cancel fee | On-time69% |