$100+ Cheap flights from Detroit (DTT) 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 9/16. Fares are subject to change and may not be available on all flights or dates of travel.
DTT — SJU
Aug 21 — Aug 281
Round-trip
1 adult, Economy
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Find cheap flights from Detroit 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 Detroit to Puerto Rico
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Cheapest flights from Detroit to Puerto RicoExplore the most affordable flight options available from Detroit to Puerto Rico. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 22, 2026.
Explore the most affordable flight options available from Detroit to Puerto Rico. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 22, 2026.
This Frontier deal was found by Cheapflights users on 7/20. 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 8/195:21 pm
DTW
- BQN
1 stop8h 49m
Frontier
Mon 8/243:10 am
BQN
- DTW
1 stop13h 16m
Frontier
Deal found 7/20![Frontier logo]()
$332
This Frontier deal was found by Cheapflights users on 7/21. 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 8/255:21 pm
DTW
- BQN
1 stop8h 49m
Frontier
Fri 8/283:10 am
BQN
- DTW
1 stop13h 16m
Frontier
Deal found 7/21![Frontier logo]()
$346
This Kiwi.com deal was found by Cheapflights users on 7/21. 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 8/136:10 am
DTW
- SJU
2 stops18h 31m
Frontier
Sun 8/168:37 pm
SJU
- DTW
1 stop15h 18m
Frontier
Deal found 7/21![Frontier logo]()
$347
This Kiwi.com deal was found by Cheapflights users on 7/19. 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 8/195:21 pm
DTW
- SJU
1 stop14h 50m
Frontier
Mon 8/248:57 pm
SJU
- DTW
1 stop11h 57m
Frontier
Deal found 7/19![Frontier logo]()
$348
This Kiwi.com deal was found by Cheapflights users on 7/19. 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 8/86:02 pm
DTW
- SJU
1 stop6h 39m
Frontier
Tue 8/115:20 pm
SJU
- DTW
1 stop7h 20m
Frontier
Deal found 7/19![Frontier logo]()
$349
This Frontier deal was found by Cheapflights users on 7/19. 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 8/203:10 pm
DTW
- SJU
1 stop8h 49m
Frontier
Wed 8/265:25 pm
SJU
- DTW
1 stop7h 39m
Frontier
Deal found 7/19![Frontier logo]()
$350
This Kiwi.com deal was found by Cheapflights users on 7/17. 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 8/46:10 am
DTW
- SJU
1 stop8h 06m
Frontier
Tue 11/38:24 pm
SJU
- DTW
2 stops19h 15m
Frontier
Deal found 7/17![Frontier logo]()
$351
This Frontier deal was found by Cheapflights users on 7/18. 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 8/55:34 pm
DTW
- BQN
1 stop8h 36m
Frontier
Tue 8/113:10 am
BQN
- DTW
1 stop8h 45m
Frontier
Deal found 7/18![Frontier logo]()
$352
This Kiwi.com deal was found by Cheapflights users on 7/21. 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 8/166:34 pm
DTW
- SJU
1 stop30h 07m
Frontier
Sat 8/295:37 pm
SJU
- DTW
1 stop24h 26m
Frontier
Deal found 7/21![Frontier logo]()
$352
This Justfly.com deal was found by Cheapflights users on 7/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/106:00 am
DTW
- SJU
1 stop16h 04m
JetBlue
Tue 11/179:00 am
SJU
- DTW
1 stop7h 10m
JetBlue
Deal found 7/20![JetBlue logo]()
$353
This Kiwi.com deal was found by Cheapflights users on 7/19. 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 8/86:02 pm
DTW
- SJU
1 stop30h 39m
Frontier
Sun 8/236:35 am
SJU
- DTW
1 stop30h 20m
Frontier
Deal found 7/19![Frontier logo]()
$354
This Kiwi.com deal was found by Cheapflights users on 7/18. 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 9/118:54 pm
DTW
- BQN
1 stop13h 03m
Frontier
Mon 9/1410:52 am
BQN
- DTW
1 stop25h 02m
Frontier
Deal found 7/18![Frontier logo]()
$355
Best flights from Detroit to Puerto RicoDiscover carefully curated flight deals from Detroit to Puerto Rico that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 22, 2026.
Discover carefully curated flight deals from Detroit to Puerto Rico that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 22, 2026.
This Frontier deal was found by Cheapflights users on 7/17. 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 9/15:21 pm
DTW
- BQN
1 stop8h 49m
Frontier
Wed 9/910:52 am
BQN
- DTW
1 stop6h 47m
Frontier
Deal found 7/17![Frontier logo]()
$332
This Southwest deal was found by Cheapflights users on 7/21. 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.
Wed 9/25:35 am
DTW
- SJU
2 stops10h 50m
Southwest
Wed 9/165:15 am
SJU
- DTW
2 stops9h 45m
Southwest
Deal found 7/21![Southwest logo]()
$376
This Cheapflightsfares deal was found by Cheapflights users on 7/17. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/164:10 pm
DTW
- BQN
1 stop8h 23m
JetBlue
Sun 8/232:30 pm
BQN
- DTW
1 stop7h 15m
JetBlue
Deal found 7/17![JetBlue logo]()
$393
This Delta deal was found by Cheapflights users on 7/21. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/38:42 am
DTW
- SJU
Nonstop4h 34m
Delta
Sat 10/103:10 pm
SJU
- DTW
Nonstop4h 50m
Delta
Deal found 7/21![Delta logo]()
$447
This Frontier deal was found by Cheapflights users on 7/20. 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 8/255:21 pm
DTW
- BQN
1 stop8h 49m
Frontier
Fri 8/283:10 am
BQN
- DTW
1 stop13h 16m
Frontier
Deal found 7/20![Frontier logo]()
$346
This Frontier deal was found by Cheapflights users on 7/18. 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 8/55:34 pm
DTW
- BQN
1 stop8h 36m
Frontier
Tue 8/113:10 am
BQN
- DTW
1 stop8h 45m
Frontier
Deal found 7/18![Frontier logo]()
$352
This Southwest deal was found by Cheapflights users on 7/20. 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 10/132:25 pm
DTW
- SJU
2 stops9h 20m
Southwest
Fri 10/1610:50 pm
SJU
- DTW
2 stops12h 10m
Southwest
Deal found 7/20![Southwest logo]()
$417
This Kiwi.com deal was found by Cheapflights users on 7/21. 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 9/238:54 pm
DTW
- BQN
1 stop13h 03m
Frontier
Sun 9/2710:52 am
BQN
- DTW
2 stops27h 47m
Frontier
Deal found 7/21![Frontier logo]()
$357
This Delta deal was found by Cheapflights users on 7/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/268:42 am
DTW
- SJU
Nonstop4h 34m
Delta
Mon 10/512:56 pm
SJU
- DTW
1 stop8h 13m
Delta
Deal found 7/20![Delta logo]()
$452
This Frontier deal was found by Cheapflights users on 7/19. 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 8/87:31 pm
DTW
- BQN
1 stop6h 39m
Frontier
Tue 8/113:10 am
BQN
- DTW
1 stop12h 59m
Frontier
Deal found 7/19![Frontier logo]()
$372
This Delta deal was found by Cheapflights users on 7/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/267:20 am
DTW
- SJU
1 stop9h 29m
Delta
Sat 10/33:10 pm
SJU
- DTW
Nonstop4h 38m
Delta
Deal found 7/17![Delta logo]()
$452
This Southwest deal was found by Cheapflights users on 7/19. 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 9/255:55 am
DTW
- SJU
2 stops11h 00m
Southwest
Mon 9/2811:35 am
SJU
- DTW
2 stops10h 40m
Southwest
Deal found 7/19![Southwest logo]()
$455
This United Airlines deal was found by Cheapflights users on 7/18. 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 8/257:34 am
DTW
- CPX
2 stops9h 47m
United Airlines
Wed 8/2610:48 am
CPX
- DTW
2 stops12h 48m
United Airlines
Deal found 7/18![United Airlines logo]()
$1,076
This Delta deal was found by Cheapflights users on 7/21. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/25:20 am
DTW
- SJU
1 stop6h 26m
Delta
Sat 9/52:31 pm
SJU
- DTW
Nonstop4h 43m
Delta
Deal found 7/21![Delta logo]()
$452
This Kiwi.com deal was found by Cheapflights users on 7/18. 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 9/111:01 pm
DTW
- BQN
1 stop20h 56m
Frontier
Mon 9/1410:52 am
BQN
- DTW
2 stops13h 50m
Frontier
Deal found 7/18![Frontier logo]()
$402
This Delta deal was found by Cheapflights users on 7/21. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/1410:35 am
DTW
- SJU
1 stop11h 24m
Delta
Sat 10/243:10 pm
SJU
- DTW
Nonstop4h 50m
Delta
Deal found 7/21![Delta logo]()
$452
This Southwest deal was found by Cheapflights users on 7/17. 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 8/158:30 am
DTW
- SJU
2 stops9h 45m
Southwest
Mon 8/1711:35 am
SJU
- DTW
2 stops11h 00m
Southwest
Deal found 7/17![Southwest logo]()
$525
This Kiwi.com deal was found by Cheapflights users on 7/17. 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 8/168:13 pm
DTW
- BQN
1 stop29h 57m
Frontier
Sun 8/2312:04 pm
BQN
- DTW
2 stops45h 16m
Frontier
Deal found 7/17![Frontier logo]()
$404
This Delta deal was found by Cheapflights users on 7/18. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/108:37 am
DTW
- SJU
Nonstop4h 23m
Delta
Sun 10/182:31 pm
SJU
- DTW
1 stop10h 22m
Delta
Deal found 7/18![Delta logo]()
$562
This United Airlines deal was found by Cheapflights users on 7/21. 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 8/246:10 pm
DTW
- VQS
2 stops24h 20m
United Airlines
Fri 8/2811:51 am
VQS
- DTW
2 stops8h 46m
United Airlines
Deal found 7/21![United Airlines logo]()
$1,210
This United Airlines deal was found by Cheapflights users on 7/21. 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 10/56:00 am
DTW
- MAZ
2 stops10h 11m
United Airlines
Fri 10/91:19 pm
MAZ
- DTW
2 stops10h 40m
United Airlines
Deal found 7/21![United Airlines logo]()
$1,317
Last-minute flights from Detroit to Puerto RicoDiscover last-minute flight deals from Detroit to Puerto Rico. Data last updated July 22, 2026 and is based on user searches.
Discover last-minute flight deals from Detroit to Puerto Rico. Data last updated July 22, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 7/17. 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 8/46:10 am
DTW
- SJU
1 stop8h 06m
Frontier
Tue 11/38:24 pm
SJU
- DTW
2 stops19h 15m
Frontier
Deal found 7/17![Frontier logo]()
$351
This Frontier deal was found by Cheapflights users on 7/18. 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 8/55:34 pm
DTW
- BQN
1 stop8h 36m
Frontier
Tue 8/113:10 am
BQN
- DTW
1 stop8h 45m
Frontier
Deal found 7/18![Frontier logo]()
$352
This Frontier deal was found by Cheapflights users on 7/18. 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 8/57:30 pm
DTW
- SJU
1 stop9h 32m
Frontier
Tue 8/113:10 am
SJU
- DTW
1 stop8h 45m
Frontier
Deal found 7/18![Frontier logo]()
$356
This Kiwi.com deal was found by Cheapflights users on 7/18. 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 8/66:10 am
DTW
- SJU
2 stops42h 31m
Frontier
Mon 8/103:10 am
SJU
- DTW
1 stop8h 45m
Frontier
Deal found 7/18![Frontier logo]()
$355
This Kiwi.com deal was found by Cheapflights users on 7/19. 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 8/86:02 pm
DTW
- SJU
1 stop6h 39m
Frontier
Tue 8/115:20 pm
SJU
- DTW
1 stop7h 20m
Frontier
Deal found 7/19![Frontier logo]()
$349
This Kiwi.com deal was found by Cheapflights users on 7/19. 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 8/86:02 pm
DTW
- SJU
1 stop30h 39m
Frontier
Sun 8/236:35 am
SJU
- DTW
1 stop30h 20m
Frontier
Deal found 7/19![Frontier logo]()
$354
This Kiwi.com deal was found by Cheapflights users on 7/21. 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 8/136:10 am
DTW
- SJU
2 stops18h 31m
Frontier
Sun 8/168:37 pm
SJU
- DTW
1 stop15h 18m
Frontier
Deal found 7/21![Frontier logo]()
$347
This Kiwi.com deal was found by Cheapflights users on 7/21. 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 8/166:34 pm
DTW
- SJU
1 stop30h 07m
Frontier
Sat 8/295:37 pm
SJU
- DTW
1 stop24h 26m
Frontier
Deal found 7/21![Frontier logo]()
$352
This Frontier deal was found by Cheapflights users on 7/20. 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 8/195:21 pm
DTW
- BQN
1 stop8h 49m
Frontier
Mon 8/243:10 am
BQN
- DTW
1 stop13h 16m
Frontier
Deal found 7/20![Frontier logo]()
$332
This Kiwi.com deal was found by Cheapflights users on 7/19. 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 8/195:21 pm
DTW
- SJU
1 stop14h 50m
Frontier
Mon 8/248:57 pm
SJU
- DTW
1 stop11h 57m
Frontier
Deal found 7/19![Frontier logo]()
$348
This Frontier deal was found by Cheapflights users on 7/19. 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 8/203:10 pm
DTW
- SJU
1 stop8h 49m
Frontier
Wed 8/265:25 pm
SJU
- DTW
1 stop7h 39m
Frontier
Deal found 7/19![Frontier logo]()
$350
This Frontier deal was found by Cheapflights users on 7/21. 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 8/255:21 pm
DTW
- BQN
1 stop8h 49m
Frontier
Fri 8/283:10 am
BQN
- DTW
1 stop13h 16m
Frontier
Deal found 7/21![Frontier logo]()
$346
One-way flights from Detroit to Puerto RicoSearch for one-way flight options from Detroit to Puerto Rico. Find affordable one-way fares based on user searches. Data last updated July 22, 2026.
Search for one-way flight options from Detroit to Puerto Rico. Find affordable one-way fares based on user searches. Data last updated July 22, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/17. 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 9/1611:58 am
DTW
- SJU
1 stop11h 59m
Frontier
Deal found 7/17![Frontier logo]()
$100
This Kiwi.com deal was found by Cheapflights users on 7/19. 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 8/181:40 pm
DTW
- SJU
1 stop11h 16m
Frontier
Deal found 7/19![Frontier logo]()
$101
This Kiwi.com deal was found by Cheapflights users on 7/18. 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 10/1411:00 am
DTW
- SJU
1 stop12h 38m
Frontier
Deal found 7/18![Frontier logo]()
$126
This Kiwi.com deal was found by Cheapflights users on 7/19. 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 9/210:18 am
DTW
- SJU
1 stop29h 53m
Frontier
Deal found 7/19![Frontier logo]()
$129
This Kiwi.com deal was found by Cheapflights users on 7/19. 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 8/1910:18 am
DTW
- SJU
1 stop29h 53m
Frontier
Deal found 7/19![Frontier logo]()
$130
This Kiwi.com deal was found by Cheapflights users on 7/18. 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 9/1511:00 am
DTW
- SJU
1 stop12h 38m
Frontier
Deal found 7/18![Frontier logo]()
$132
This Kiwi.com deal was found by Cheapflights users on 7/19. 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 9/1911:00 am
DTW
- SJU
1 stop12h 38m
Frontier
Deal found 7/19![Frontier logo]()
$133
This Kiwi.com deal was found by Cheapflights users on 7/21. 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 8/226:00 am
DTW
- SJU
2 stops18h 56m
Frontier
Deal found 7/21![Frontier logo]()
$136
This Kiwi.com deal was found by Cheapflights users on 7/21. 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 8/206:00 am
DTW
- SJU
2 stops18h 34m
Frontier
Deal found 7/21![Frontier logo]()
$137
This SmartFares deal was found by Cheapflights users on 7/19. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/174:10 pm
DTW
- BQN
1 stop8h 23m
JetBlue
Deal found 7/19![JetBlue logo]()
$186
This Expedia deal was found by Cheapflights users on 7/21. 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.
Sat 10/178:54 pm
DTW
- BQN
1 stop13h 03m
Frontier
Deal found 7/21![Frontier logo]()
$188
This Cheapflightsfares deal was found by Cheapflights users on 7/19. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/164:10 pm
DTW
- BQN
1 stop8h 23m
JetBlue
Deal found 7/19![JetBlue logo]()
$199
Find flight deals from Detroit to Puerto Rico
Keep the following information in mind while searching for Detroit to Puerto Rico flight deals. Data was last updated July 22, 2026.
Round-trip from | $332 (Frontier) |
|---|---|
One-way from | $100 (Kiwi.com) |
Popular in | December |
Cheapest in | October |
Average price | $378 |
Good round-trip deal | $652 or less |
Good one-way deal | $344 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Detroit 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 July 22, 2026.
Use the filters below to find and compare flights from Detroit to Puerto Rico that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
DetroitAguadilla
DTW - BQN
DTWBQN
Detroit Metropolitan Wayne County
Tue 9/1
5:21 pm-2:10 am
1 stop8h 49m
Aguadilla Borinquen
Wed 9/9
10:52 am-5:39 pm
1 stop6h 47m
$332
DetroitAguadilla
DTW - BQN
DTWBQN
Detroit Metropolitan Wayne County
Tue 8/25
5:21 pm-2:10 am
1 stop8h 49m
Aguadilla Borinquen
Fri 8/28
3:10 am-4:26 pm
1 stop13h 16m
$346
DetroitAguadilla
DTW - BQN
DTWBQN
Detroit Metropolitan Wayne County
Wed 8/5
5:34 pm-2:10 am
1 stop8h 36m
Aguadilla Borinquen
Tue 8/11
3:10 am-11:55 am
1 stop8h 45m
$352
DetroitAguadilla
DTW - BQN
DTWBQN
Detroit Metropolitan Wayne County
Wed 9/23
8:54 pm-9:57 am
1 stop13h 03m
Aguadilla Borinquen
Sun 9/27
10:52 am-2:39 pm
2 stops27h 47m
$357
DetroitAguadilla
DTW - BQN
DTWBQN
Detroit Metropolitan Wayne County
Sat 8/8
7:31 pm-2:10 am
1 stop6h 39m
Aguadilla Borinquen
Tue 8/11
3:10 am-4:09 pm
1 stop12h 59m
$372
DetroitSan Juan
DTW - SJU
DTWSJU
Detroit Metropolitan Wayne County
Wed 9/2
5:35 am-4:25 pm
2 stops10h 50m
San Juan Luis Munoz Marin Intl
Wed 9/16
5:15 am-3:00 pm
2 stops9h 45m
$376
DetroitAguadilla
DTW - BQN
DTWBQN
Detroit Metropolitan Wayne County
Sun 8/16
4:10 pm-12:33 am
1 stop8h 23m
Aguadilla Borinquen
Sun 8/23
2:30 pm-9:45 pm
1 stop7h 15m
$393
DetroitAguadilla
DTW - BQN
DTWBQN
Detroit Metropolitan Wayne County
Fri 9/11
1:01 pm-9:57 am
1 stop20h 56m
Aguadilla Borinquen
Mon 9/14
10:52 am-12:42 am
2 stops13h 50m
$402
DetroitAguadilla
DTW - BQN
DTWBQN
Detroit Metropolitan Wayne County
Sun 8/16
8:13 pm-2:10 am
1 stop29h 57m
Aguadilla Borinquen
Sun 8/23
12:04 pm-9:20 am
2 stops45h 16m
$404
DetroitSan Juan
DTW - SJU
DTWSJU
Detroit Metropolitan Wayne County
Tue 10/13
2:25 pm-11:45 pm
2 stops9h 20m
San Juan Luis Munoz Marin Intl
Fri 10/16
10:50 pm-11:00 am
2 stops12h 10m
$417
Showing 1-10 of 39 resultsSorted by cheapest first
Best time to book a flight from Detroit to Puerto Rico
Have a flexible travel schedule? Discover the best time to fly to Puerto Rico from Detroit with our price prediction graph.
DTW-SJU
DTW-BQN
DTW-CPX
DTW-VQS
DTW-MAZ
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 Detroit to Puerto Rico
DTT-PR0
DTW-SJU
DTW-BQN
DTW-CPX
DTW-VQS
What is the cheapest month to book a flight from Detroit to Puerto Rico?
Currently, September is the cheapest month in which you can book a flight from Detroit to Puerto Rico (average of $272). Flying from Detroit to Puerto Rico in December is currently the most expensive (average of $587). 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 DTT to PR?
Find hourly flight availability from Detroit 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 July 22, 2026.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Detroit to Puerto Rico as you normally would.
Weekly flight availability from Detroit to Puerto Rico
Explore weekly flight availability from Detroit 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 July 22, 2026.
The most flights from DTT to PR0 are scheduled on a Monday (2 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (2 on average).
How far ahead should I book a flight from Detroit to Puerto Rico?
Booking 1 days in advance of your planned departure date is, on average, the best time to get cheap flights from Detroit 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 July 22, 2026.
Peruse reviews from past customers who have flown with Southwest,Delta, andAmerican Airlines from Detroit to Puerto Rico to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.5
Crew
8.6
Overall
8.0
Comfort
8.0
Boarding
8.1
Food
7.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Entertainment
7.5
Crew
8.6
Overall
8.0
Comfort
8.0
Boarding
8.1
Food
7.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Entertainment
7.5
Crew
8.6
Overall
8.0
Comfort
8.0
Boarding
8.1
Food
7.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Entertainment
7.5
Crew
8.6
Overall
8.0
Comfort
8.0
Boarding
8.1
Food
7.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Entertainment
7.5
Crew
8.6
Overall
8.0
Comfort
8.0
Boarding
8.1
Food
7.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Entertainment
7.5
Crew
8.6
Overall
8.0
Comfort
8.0
Boarding
8.1
Food
7.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Related info for your journey
Find useful and relevant information for your journey from Detroit 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 Detroit to Puerto Rico
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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 Detroit to Puerto Rico by cabin class
Find flights from Detroit to Puerto Rico, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Detroit and Puerto Rico flights
Browse other Detroit and Puerto Rico flight options. Last updated on July 22, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Detroit to Puerto Rico flights
Consider these flights traveling from Detroit to Puerto Rico.
Top 6 airlines flying from Detroit to Puerto Rico
Discover the top 6 airlines that operate flights from Detroit 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 July 22, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$177 | Average$318 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$203 | Average$615 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$211 | Average$410 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$266 | Average$545 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$329 | Average$613 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$394 | Average$517 | FlexibilityNo cancel fee | On-time63% |