$121+ Cheap flights from Colorado 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 4/13. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — SJU
May 9 — May 161
Round-trip
1 adult, Economy
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Find cheap flights from Colorado 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
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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 Colorado to Puerto Rico
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Cheapest flights from Colorado to Puerto RicoExplore the most affordable flight options available from Colorado to Puerto Rico. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 9, 2026.
Explore the most affordable flight options available from Colorado to Puerto Rico. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 9, 2026.
This Frontier deal was found by Cheapflights users on 4/5. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/411:59 pm
DEN
- PSE
1 stop8h 29m
Frontier
Fri 5/89:47 am
PSE
- DEN
1 stop15h 24m
Frontier
Deal found 4/5![Frontier logo]()
$221
This CheapOair deal was found by Cheapflights users on 4/8. 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.
Tue 4/2111:05 pm
DEN
- SJU
1 stop16h 54m
Frontier
Tue 4/2811:30 am
SJU
- DEN
1 stop24h 10m
Frontier
Deal found 4/8![Frontier logo]()
$246
This Frontier deal was found by Cheapflights users on 4/7. 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 5/39:25 am
DEN
- BQN
1 stop14h 18m
Frontier
Thu 5/712:26 pm
BQN
- DEN
1 stop12h 45m
Frontier
Deal found 4/7![Frontier logo]()
$246
This Kiwi.com deal was found by Cheapflights users on 4/7. 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 5/87:15 am
DEN
- SJU
1 stop14h 42m
Frontier
Mon 5/117:20 am
SJU
- DEN
2 stops26h 46m
Frontier
Deal found 4/7![Frontier logo]()
$247
This CheapOair deal was found by Cheapflights users on 4/8. 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 5/67:00 am
DEN
- SJU
1 stop30h 12m
Frontier
Wed 5/136:00 am
SJU
- DEN
1 stop28h 24m
Frontier
Deal found 4/8![Frontier logo]()
$249
This Kiwi.com deal was found by Cheapflights users on 4/8. 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 5/76:45 am
DEN
- SJU
2 stops15h 12m
Frontier
Sat 5/166:30 am
SJU
- DEN
1 stop18h 34m
Frontier
Deal found 4/8![Frontier logo]()
$250
This Frontier deal was found by Cheapflights users on 4/5. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/173:32 pm
DEN
- BQN
1 stop8h 11m
Frontier
Tue 4/282:38 am
BQN
- DEN
1 stop13h 53m
Frontier
Deal found 4/5![Frontier logo]()
$251
This Kiwi.com deal was found by Cheapflights users on 4/7. 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 5/711:59 pm
DEN
- SJU
1 stop21h 58m
Frontier
Mon 5/117:20 am
SJU
- DEN
2 stops26h 46m
Frontier
Deal found 4/7![Frontier logo]()
$252
This Kiwi.com deal was found by Cheapflights users on 4/7. 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 5/311:59 pm
DEN
- SJU
1 stop21h 30m
Multiple Airlines
Sun 5/105:47 pm
SJU
- DEN
2 stops55h 57m
Multiple Airlines
Deal found 4/7![Multiple Airlines logo]()
$254
This Kiwi.com deal was found by Cheapflights users on 4/8. 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 5/911:56 pm
DEN
- SJU
1 stop11h 19m
Frontier
Tue 5/122:56 pm
SJU
- DEN
2 stops25h 17m
Frontier
Deal found 4/8![Frontier logo]()
$255
This Frontier deal was found by Cheapflights users on 4/7. 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 4/1611:59 pm
DEN
- SJU
1 stop12h 28m
Frontier
Sat 4/2510:54 am
SJU
- DEN
1 stop14h 05m
Frontier
Deal found 4/7![Frontier logo]()
$256
This Frontier deal was found by Cheapflights users on 4/4. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/183:32 pm
DEN
- BQN
1 stop8h 11m
Frontier
Mon 4/202:38 am
BQN
- DEN
1 stop13h 53m
Frontier
Deal found 4/4![Frontier logo]()
$256
Best flights from Colorado to Puerto RicoDiscover carefully curated flight deals from Colorado to Puerto Rico that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 9, 2026.
Discover carefully curated flight deals from Colorado to Puerto Rico that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 9, 2026.
This Frontier deal was found by Cheapflights users on 4/5. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/411:59 pm
DEN
- PSE
1 stop8h 29m
Frontier
Fri 5/89:47 am
PSE
- DEN
1 stop15h 24m
Frontier
Deal found 4/5![Frontier logo]()
$221
This United Airlines deal was found by Cheapflights users on 4/7. 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 5/210:40 am
COS
- SJU
2 stops11h 10m
United Airlines
Fri 5/81:00 am
SJU
- COS
2 stops13h 26m
United Airlines
Deal found 4/7![United Airlines logo]()
$356
This American Airlines deal was found by Cheapflights users on 4/5. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/21:39 pm
COS
- SJU
1 stop7h 23m
American Airlines
Sat 5/95:45 am
SJU
- COS
2 stops12h 38m
American Airlines
Deal found 4/5![American Airlines logo]()
$414
This Kiwi.com deal was found by Cheapflights users on 4/5. 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.
Wed 4/2911:59 pm
DEN
- PSE
2 stops32h 37m
Multiple Airlines
Wed 5/611:14 am
PSE
- DEN
1 stop23h 10m
Multiple Airlines
Deal found 4/5![Multiple Airlines logo]()
$475
This Southwest deal was found by Cheapflights users on 4/4. 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.
Thu 5/71:25 pm
DEN
- SJU
2 stops8h 30m
Southwest
Thu 5/145:05 am
SJU
- DEN
2 stops10h 10m
Southwest
Deal found 4/4![Southwest logo]()
$493
This Priceline deal was found by Cheapflights users on 4/4. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/203:32 pm
DEN
- BQN
1 stop8h 11m
Frontier
Fri 5/12:38 am
BQN
- DEN
1 stop22h 21m
Frontier
Deal found 4/4![Frontier logo]()
$281
This CheapOair deal was found by Cheapflights users on 4/6. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/183:32 pm
DEN
- BQN
1 stop8h 11m
Frontier
Fri 4/242:38 am
BQN
- DEN
1 stop22h 21m
Frontier
Deal found 4/6![Frontier logo]()
$281
This United Airlines deal was found by Cheapflights users on 4/8. 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 5/26:00 am
COS
- SJU
2 stops12h 34m
United Airlines
Fri 5/81:25 pm
SJU
- COS
2 stops12h 34m
United Airlines
Deal found 4/8![United Airlines logo]()
$356
This Frontier deal was found by Cheapflights users on 4/5. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/3011:59 pm
DEN
- PSE
1 stop8h 37m
Frontier
Fri 5/89:47 am
PSE
- DEN
1 stop15h 24m
Frontier
Deal found 4/5![Frontier logo]()
$306
This United Airlines deal was found by Cheapflights users on 4/7. 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 5/56:00 am
COS
- SJU
2 stops12h 38m
United Airlines
Mon 5/111:00 am
SJU
- COS
2 stops13h 26m
United Airlines
Deal found 4/7![United Airlines logo]()
$356
This Frontier deal was found by Cheapflights users on 4/4. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/2311:59 pm
DEN
- PSE
1 stop8h 32m
Frontier
Thu 5/710:02 am
PSE
- DEN
1 stop15h 09m
Frontier
Deal found 4/4![Frontier logo]()
$311
This American Airlines deal was found by Cheapflights users on 4/4. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/38:00 am
EGE
- SJU
2 stops24h 53m
American Airlines
Thu 5/77:00 pm
SJU
- EGE
2 stops26h 09m
American Airlines
Deal found 4/4![American Airlines logo]()
$442
This United Airlines deal was found by Cheapflights users on 4/8. 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 5/16:57 pm
COS
- SJU
2 stops16h 48m
United Airlines
Tue 5/57:20 am
SJU
- COS
2 stops15h 33m
United Airlines
Deal found 4/8![United Airlines logo]()
$391
This American Airlines deal was found by Cheapflights users on 4/6. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/198:00 am
EGE
- SJU
1 stop13h 03m
American Airlines
Wed 5/275:30 am
SJU
- EGE
1 stop15h 34m
American Airlines
Deal found 4/6![American Airlines logo]()
$442
This Southwest deal was found by Cheapflights users on 4/8. 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 5/1111:35 am
DEN
- SJU
2 stops10h 05m
Southwest
Sat 5/165:45 am
SJU
- DEN
2 stops10h 30m
Southwest
Deal found 4/8![Southwest logo]()
$501
This CheapOair deal was found by Cheapflights users on 4/7. 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.
Tue 4/283:32 pm
DEN
- BQN
1 stop8h 11m
Multiple Airlines
Mon 5/112:25 pm
BQN
- DEN
2 stops34h 34m
Multiple Airlines
Deal found 4/7![Multiple Airlines logo]()
$514
This CheapOair deal was found by Cheapflights users on 4/7. 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 6/1011:49 pm
DEN
- PSE
1 stop8h 03m
Frontier
Wed 6/1710:37 am
PSE
- DEN
1 stop23h 43m
Frontier
Deal found 4/7![Frontier logo]()
$366
This Southwest deal was found by Cheapflights users on 4/7. 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 4/205:00 am
COS
- SJU
2 stops13h 00m
Southwest
Thu 4/236:50 am
SJU
- COS
2 stops16h 55m
Southwest
Deal found 4/7![Southwest logo]()
$518
This Priceline deal was found by Cheapflights users on 4/6. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/2311:59 pm
DEN
- BQN
1 stop23h 44m
Multiple Airlines
Mon 5/42:25 pm
BQN
- DEN
2 stops34h 39m
Multiple Airlines
Deal found 4/6![Multiple Airlines logo]()
$534
This Frontier deal was found by Cheapflights users on 4/5. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/3011:59 pm
DEN
- PSE
1 stop8h 37m
Frontier
Wed 5/611:14 am
PSE
- DEN
1 stop13h 57m
Frontier
Deal found 4/5![Frontier logo]()
$366
This Southwest deal was found by Cheapflights users on 4/8. 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 7/2711:10 am
COS
- SJU
2 stops10h 55m
Southwest
Fri 7/315:00 am
SJU
- COS
2 stops11h 05m
Southwest
Deal found 4/8![Southwest logo]()
$569
This United Airlines deal was found by Cheapflights users on 4/5. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/47:10 am
GUC
- SJU
1 stop8h 28m
United Airlines
Wed 5/67:40 am
SJU
- GUC
2 stops14h 54m
United Airlines
Deal found 4/5![United Airlines logo]()
$532
This Expedia deal was found by Cheapflights users on 4/8. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/2311:59 pm
DEN
- BQN
1 stop23h 44m
Frontier
Sun 4/262:38 am
BQN
- DEN
1 stop22h 21m
Frontier
Deal found 4/8![Frontier logo]()
$400
This American Airlines deal was found by Cheapflights users on 4/4. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/266:00 am
GJT
- SJU
1 stop15h 02m
American Airlines
Sun 5/311:59 pm
SJU
- GJT
1 stop18h 28m
American Airlines
Deal found 4/4![American Airlines logo]()
$609
This Southwest deal was found by Cheapflights users on 4/5. 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.
Sun 6/76:25 pm
DEN
- SJU
2 stops12h 35m
Southwest
Tue 6/166:00 am
SJU
- DEN
2 stops9h 55m
Southwest
Deal found 4/5![Southwest logo]()
$576
This United Airlines deal was found by Cheapflights users on 4/7. 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 9/239:15 am
ASE
- SJU
2 stops12h 35m
United Airlines
Thu 9/241:05 am
SJU
- ASE
2 stops11h 59m
United Airlines
Deal found 4/7![United Airlines logo]()
$569
This Southwest deal was found by Cheapflights users on 4/5. 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 5/111:00 am
DEN
- SJU
2 stops10h 55m
Southwest
Sun 5/106:25 am
SJU
- DEN
2 stops15h 30m
Southwest
Deal found 4/5![Southwest logo]()
$576
This Kiwi.com deal was found by Cheapflights users on 4/8. 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 5/119:06 pm
DEN
- BQN
2 stops26h 56m
Frontier
Sun 5/1712:26 pm
BQN
- DEN
1 stop21h 58m
Frontier
Deal found 4/8![Frontier logo]()
$469
This Southwest deal was found by Cheapflights users on 4/6. 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 6/3012:40 pm
DEN
- SJU
2 stops9h 35m
Southwest
Tue 7/289:50 am
SJU
- DEN
2 stops9h 30m
Southwest
Deal found 4/6![Southwest logo]()
$596
This United Airlines deal was found by Cheapflights users on 4/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/59:43 am
DEN
- SJU
Nonstop5h 55m
United Airlines
Sat 5/91:00 am
SJU
- DEN
1 stop9h 23m
United Airlines
Deal found 4/4![United Airlines logo]()
$602
Last-minute flights from Colorado to Puerto RicoDiscover last-minute flight deals from Colorado to Puerto Rico. Data last updated April 9, 2026 and is based on user searches.
Discover last-minute flight deals from Colorado to Puerto Rico. Data last updated April 9, 2026 and is based on user searches.
This Frontier deal was found by Cheapflights users on 4/7. 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 4/1611:59 pm
DEN
- SJU
1 stop12h 28m
Frontier
Sat 4/2510:54 am
SJU
- DEN
1 stop14h 05m
Frontier
Deal found 4/7![Frontier logo]()
$256
This Frontier deal was found by Cheapflights users on 4/5. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/173:32 pm
DEN
- BQN
1 stop8h 11m
Frontier
Tue 4/282:38 am
BQN
- DEN
1 stop13h 53m
Frontier
Deal found 4/5![Frontier logo]()
$251
This Frontier deal was found by Cheapflights users on 4/4. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/183:32 pm
DEN
- BQN
1 stop8h 11m
Frontier
Mon 4/202:38 am
BQN
- DEN
1 stop13h 53m
Frontier
Deal found 4/4![Frontier logo]()
$256
This CheapOair deal was found by Cheapflights users on 4/8. 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.
Tue 4/2111:05 pm
DEN
- SJU
1 stop16h 54m
Frontier
Tue 4/2811:30 am
SJU
- DEN
1 stop24h 10m
Frontier
Deal found 4/8![Frontier logo]()
$246
This Frontier deal was found by Cheapflights users on 4/7. 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 5/39:25 am
DEN
- BQN
1 stop14h 18m
Frontier
Thu 5/712:26 pm
BQN
- DEN
1 stop12h 45m
Frontier
Deal found 4/7![Frontier logo]()
$246
This Kiwi.com deal was found by Cheapflights users on 4/7. 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 5/311:59 pm
DEN
- SJU
1 stop21h 30m
Multiple Airlines
Sun 5/105:47 pm
SJU
- DEN
2 stops55h 57m
Multiple Airlines
Deal found 4/7![Multiple Airlines logo]()
$254
This Frontier deal was found by Cheapflights users on 4/5. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/411:59 pm
DEN
- PSE
1 stop8h 29m
Frontier
Fri 5/89:47 am
PSE
- DEN
1 stop15h 24m
Frontier
Deal found 4/5![Frontier logo]()
$221
This CheapOair deal was found by Cheapflights users on 4/8. 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 5/67:00 am
DEN
- SJU
1 stop30h 12m
Frontier
Wed 5/136:00 am
SJU
- DEN
1 stop28h 24m
Frontier
Deal found 4/8![Frontier logo]()
$249
This Kiwi.com deal was found by Cheapflights users on 4/8. 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 5/76:45 am
DEN
- SJU
2 stops15h 12m
Frontier
Sat 5/166:30 am
SJU
- DEN
1 stop18h 34m
Frontier
Deal found 4/8![Frontier logo]()
$250
This Kiwi.com deal was found by Cheapflights users on 4/7. 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 5/711:59 pm
DEN
- SJU
1 stop21h 58m
Frontier
Mon 5/117:20 am
SJU
- DEN
2 stops26h 46m
Frontier
Deal found 4/7![Frontier logo]()
$252
This Kiwi.com deal was found by Cheapflights users on 4/7. 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 5/87:15 am
DEN
- SJU
1 stop14h 42m
Frontier
Mon 5/117:20 am
SJU
- DEN
2 stops26h 46m
Frontier
Deal found 4/7![Frontier logo]()
$247
This Kiwi.com deal was found by Cheapflights users on 4/8. 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 5/911:56 pm
DEN
- SJU
1 stop11h 19m
Frontier
Tue 5/122:56 pm
SJU
- DEN
2 stops25h 17m
Frontier
Deal found 4/8![Frontier logo]()
$255
One-way flights from Colorado to Puerto RicoSearch for one-way flight options from Colorado to Puerto Rico. Find affordable one-way fares based on user searches. Data last updated April 9, 2026.
Search for one-way flight options from Colorado to Puerto Rico. Find affordable one-way fares based on user searches. Data last updated April 9, 2026.
This eDestinos deal was found by Cheapflights users on 4/8. 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.
Mon 4/139:10 am
DEN
- SJU
1 stop13h 00m
Frontier
Deal found 4/8![Frontier logo]()
$121
This Super.com deal was found by Cheapflights users on 4/4. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/2911:05 pm
DEN
- SJU
1 stop16h 54m
Frontier
Deal found 4/4![Frontier logo]()
$122
This Frontier deal was found by Cheapflights users on 4/5. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/1511:56 pm
DEN
- SJU
1 stop11h 19m
Frontier
Deal found 4/5![Frontier logo]()
$123
This Super.com deal was found by Cheapflights users on 4/5. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/1211:59 pm
DEN
- SJU
1 stop11h 27m
Frontier
Deal found 4/5![Frontier logo]()
$127
This Frontier deal was found by Cheapflights users on 4/7. 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 4/1411:59 pm
DEN
- SJU
1 stop12h 07m
Frontier
Deal found 4/7![Frontier logo]()
$128
This CheapOair deal was found by Cheapflights users on 4/7. 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 4/1811:59 pm
DEN
- PSE
1 stop8h 27m
Frontier
Deal found 4/7![Frontier logo]()
$128
This Kiwi.com deal was found by Cheapflights users on 4/8. 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 4/2911:00 am
DEN
- SJU
2 stops13h 06m
Multiple Airlines
Deal found 4/8![Multiple Airlines logo]()
$129
This Expedia deal was found by Cheapflights users on 4/8. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/1111:56 pm
DEN
- BQN
1 stop24h 06m
Frontier
Deal found 4/8![Frontier logo]()
$129
This Kiwi.com deal was found by Cheapflights users on 4/8. 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 5/69:52 am
DEN
- SJU
2 stops36h 05m
Frontier
Deal found 4/8![Frontier logo]()
$131
This Kiwi.com deal was found by Cheapflights users on 4/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/1110:59 am
DEN
- SJU
1 stop7h 50m
Frontier
Deal found 4/6![Frontier logo]()
$132
This Super.com deal was found by Cheapflights users on 4/8. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/1511:59 pm
DEN
- SJU
1 stop24h 02m
Frontier
Deal found 4/8![Frontier logo]()
$134
This Kiwi.com deal was found by Cheapflights users on 4/7. 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 5/79:28 pm
DEN
- SJU
2 stops24h 29m
Frontier
Deal found 4/7![Frontier logo]()
$135
Find flight deals from Colorado to Puerto Rico
Keep the following information in mind while searching for Colorado to Puerto Rico flight deals. Data was last updated April 9, 2026.
Round-trip from | $221 (Frontier) |
|---|---|
One-way from | $121 (eDestinos) |
Popular in | December |
Cheapest in | August |
Average price | $445 |
Good round-trip deal | $617 or less |
Good one-way deal | $380 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Colorado to Puerto Rico that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 9, 2026.
Use the filters below to find and compare flights from Colorado to Puerto Rico that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
DenverPonce
DEN - PSE
DENPSE
Denver Intl
Mon 5/4
11:59 pm-10:28 am
1 stop8h 29m
Ponce Mercedita
Fri 5/8
9:47 am-11:11 pm
1 stop15h 24m
$221
DenverAguadilla
DEN - BQN
DENBQN
Denver Intl
Mon 4/20
3:32 pm-1:43 am
1 stop8h 11m
Aguadilla Borinquen
Fri 5/1
2:38 am-10:59 pm
1 stop22h 21m
$281
DenverAguadilla
DEN - BQN
DENBQN
Denver Intl
Sat 4/18
3:32 pm-1:43 am
1 stop8h 11m
Aguadilla Borinquen
Fri 4/24
2:38 am-10:59 pm
1 stop22h 21m
$281
DenverPonce
DEN - PSE
DENPSE
Denver Intl
Thu 4/30
11:59 pm-10:36 am
1 stop8h 37m
Ponce Mercedita
Fri 5/8
9:47 am-11:11 pm
1 stop15h 24m
$306
DenverPonce
DEN - PSE
DENPSE
Denver Intl
Thu 4/23
11:59 pm-10:31 am
1 stop8h 32m
Ponce Mercedita
Thu 5/7
10:02 am-11:11 pm
1 stop15h 09m
$311
Colorado SpringsSan Juan
COS - SJU
COSSJU
Colorado Springs
Sat 5/2
10:40 am-11:50 pm
2 stops11h 10m
San Juan Luis Munoz Marin Intl
Fri 5/8
1:00 am-12:26 pm
2 stops13h 26m
$356
Colorado SpringsSan Juan
COS - SJU
COSSJU
Colorado Springs
Sat 5/2
6:00 am-8:34 pm
2 stops12h 34m
San Juan Luis Munoz Marin Intl
Fri 5/8
1:25 pm-11:59 pm
2 stops12h 34m
$356
Colorado SpringsSan Juan
COS - SJU
COSSJU
Colorado Springs
Tue 5/5
6:00 am-8:38 pm
2 stops12h 38m
San Juan Luis Munoz Marin Intl
Mon 5/11
1:00 am-12:26 pm
2 stops13h 26m
$356
DenverPonce
DEN - PSE
DENPSE
Denver Intl
Wed 6/10
11:49 pm-9:52 am
1 stop8h 03m
Ponce Mercedita
Wed 6/17
10:37 am-8:20 am
1 stop23h 43m
$366
DenverPonce
DEN - PSE
DENPSE
Denver Intl
Thu 4/30
11:59 pm-10:36 am
1 stop8h 37m
Ponce Mercedita
Wed 5/6
11:14 am-11:11 pm
1 stop13h 57m
$366
Showing 1-10 of 57 resultsSorted by cheapest first
Best time to book a flight from Colorado to Puerto Rico
Have a flexible travel schedule? Discover the best time to fly to Puerto Rico from Colorado with our price prediction graph.
DEN-PSE
DEN-SJU
DEN-BQN
COS-SJU
DEN-CPX
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 Colorado to Puerto Rico
USCO-PR0
DEN-PSE
DEN-SJU
DEN-BQN
COS-SJU
What is the cheapest month to book a flight from Colorado to Puerto Rico?
Currently, January is the cheapest month in which you can book a flight from Colorado to Puerto Rico (average of $178). Flying from Colorado to Puerto Rico in December is currently the most expensive (average of $291). 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 CO to PR?
Find hourly flight availability from Colorado 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 April 9, 2026.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Colorado to Puerto Rico as you normally would.
Weekly flight availability from Colorado to Puerto Rico
Explore weekly flight availability from Colorado to Puerto Rico. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated April 9, 2026.
The most flights from USCO to PR0 are scheduled on a Monday (1 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (1 on average).
Related info for your journey
Find useful and relevant information for your journey from Colorado to Puerto Rico. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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
Complete your trip
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Other flight options
Popular flights
Return Flight Options
Top destinations
Alternative routes for Colorado 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 Colorado to Puerto Rico by cabin class
Find flights from Colorado to Puerto Rico, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Colorado and Puerto Rico flights
Browse other Colorado and Puerto Rico flight options. Last updated on April 9, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Find a return flight route from Puerto Rico
Find the right flight back to Colorado after your stay in Puerto Rico
Colorado to Puerto Rico flights
Consider these flights traveling from Colorado to Puerto Rico.
Top 6 airlines flying from Colorado to Puerto Rico
Discover the top 6 airlines that operate flights from Colorado to Puerto Rico. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 9, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$182 | Average$333 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$192 | Average$544 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$266 | Average$577 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$272 | Average$431 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$316 | Average$607 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$380 | Average$589 | FlexibilityNo cancel fee | On-time63% |