$126+ Cheap flights from Puerto Rico to Detroit (DTT)
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 10/20. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — DTT
Aug 20 — Aug 271
Round-trip
1 adult, Economy
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Find cheap flights from Puerto Rico to Detroit 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 Puerto Rico to Detroit
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Cheapest flights from Puerto Rico to DetroitExplore the most affordable flight options available from Puerto Rico to Detroit. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 21, 2026.
Explore the most affordable flight options available from Puerto Rico to Detroit. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 21, 2026.
This Kiwi.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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/145:22 pm
SJU
- DTW
1 stop23h 55m
Frontier
Mon 8/176:10 am
DTW
- SJU
1 stop8h 06m
Frontier
Deal found 7/20![Frontier logo]()
$353
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 8/185:25 pm
SJU
- DTW
1 stop7h 39m
Frontier
Fri 8/286:00 am
DTW
- SJU
1 stop8h 16m
Frontier
Deal found 7/21![Frontier logo]()
$356
This CheapOair 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/236:42 pm
SJU
- DTW
1 stop17h 12m
Multiple Airlines
Wed 9/306:00 am
DTW
- SJU
2 stops10h 51m
Multiple Airlines
Deal found 7/19![Multiple Airlines logo]()
$357
This Kiwi.com deal was found by Cheapflights users on 7/16. Clicking the “Pick Dates” 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 8/273:10 am
SJU
- DTW
1 stop13h 16m
Frontier
Sun 9/1311:00 am
DTW
- SJU
1 stop12h 38m
Frontier
Deal found 7/16![Frontier logo]()
$359
This Kiwi.com deal was found by Cheapflights users on 7/16. Clicking the “Pick Dates” 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 8/216:44 am
SJU
- DTW
1 stop8h 58m
Frontier
Sun 8/236:58 pm
DTW
- SJU
1 stop29h 58m
Frontier
Deal found 7/16![Frontier logo]()
$360
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 10/309:03 am
SJU
- DTW
1 stop9h 08m
Frontier
Sun 11/111:00 am
DTW
- SJU
1 stop12h 38m
Frontier
Deal found 7/18![Frontier logo]()
$361
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 8/166:00 am
SJU
- DTW
1 stop6h 55m
Frontier
Sun 8/236:58 pm
DTW
- SJU
1 stop29h 58m
Frontier
Deal found 7/17![Frontier logo]()
$363
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.
Thu 8/276:44 am
SJU
- DTW
1 stop8h 58m
Frontier
Sat 8/296:00 am
DTW
- SJU
1 stop8h 16m
Frontier
Deal found 7/18![Frontier logo]()
$364
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 8/203:48 pm
SJU
- DTW
1 stop9h 16m
Frontier
Sun 8/239:49 am
DTW
- SJU
1 stop10h 03m
Frontier
Deal found 7/19![Frontier logo]()
$370
This Kiwi.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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/66:00 am
SJU
- DTW
1 stop30h 55m
Frontier
Sun 8/96:34 pm
DTW
- SJU
1 stop30h 07m
Frontier
Deal found 7/20![Frontier logo]()
$375
This CheapOair 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/26:00 am
SJU
- DTW
2 stops17h 59m
Multiple Airlines
Wed 9/98:54 pm
DTW
- SJU
1 stop11h 04m
Multiple Airlines
Deal found 7/18![Multiple Airlines logo]()
$378
This JetBlue 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/275:01 am
BQN
- DTW
1 stop10h 19m
JetBlue
Sun 8/304:10 pm
DTW
- BQN
1 stop8h 23m
JetBlue
Deal found 7/20![JetBlue logo]()
$391
Best flights from Puerto Rico to DetroitDiscover carefully curated flight deals from Puerto Rico to Detroit that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 21, 2026.
Discover carefully curated flight deals from Puerto Rico to Detroit that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 21, 2026.
This CheapOair deal was found by Cheapflights users on 7/16. Clicking the “Pick Dates” 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 9/239:30 am
SJU
- DTW
2 stops14h 25m
Multiple Airlines
Wed 9/308:54 pm
DTW
- SJU
1 stop16h 22m
Multiple Airlines
Deal found 7/16![Multiple Airlines logo]()
$380
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.
Wed 8/265:15 am
SJU
- DTW
2 stops9h 45m
Southwest
Thu 8/271:20 pm
DTW
- SJU
2 stops10h 30m
Southwest
Deal found 7/20![Southwest logo]()
$388
This JetBlue 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/275:01 am
BQN
- DTW
1 stop10h 19m
JetBlue
Sun 8/304:10 pm
DTW
- BQN
1 stop8h 23m
JetBlue
Deal found 7/20![JetBlue logo]()
$391
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 8/263:10 am
BQN
- DTW
1 stop13h 16m
Frontier
Sun 8/306:07 pm
DTW
- BQN
1 stop8h 03m
Frontier
Deal found 7/18![Frontier logo]()
$392
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/21:38 pm
SJU
- DTW
2 stops8h 52m
American Airlines
Tue 9/89:39 am
DTW
- SJU
2 stops8h 54m
American Airlines
Deal found 7/20![American Airlines logo]()
$481
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.
Wed 8/2612:15 am
BQN
- DTW
1 stop23h 21m
United Airlines
Sun 8/306:00 am
DTW
- BQN
2 stops17h 09m
United Airlines
Deal found 7/18![United Airlines logo]()
$698
This Southwest deal was found by Cheapflights users on 7/16. Clicking the “Pick Dates” 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 9/105:00 am
SJU
- DTW
2 stops9h 05m
Southwest
Tue 9/158:45 am
DTW
- SJU
2 stops9h 25m
Southwest
Deal found 7/16![Southwest logo]()
$401
This Southwest deal was found by Cheapflights users on 7/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/225:35 pm
SJU
- DTW
1 stop6h 20m
Southwest
Sun 10/252:05 pm
DTW
- SJU
2 stops9h 35m
Southwest
Deal found 7/16![Southwest logo]()
$405
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.
Thu 8/275:00 am
SJU
- DTW
2 stops10h 10m
Southwest
Sun 8/307:00 am
DTW
- SJU
2 stops10h 05m
Southwest
Deal found 7/20![Southwest logo]()
$417
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.
Tue 8/255:15 am
SJU
- DTW
2 stops9h 45m
Southwest
Mon 8/311:20 pm
DTW
- SJU
2 stops8h 50m
Southwest
Deal found 7/17![Southwest logo]()
$426
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/305:35 pm
SJU
- DTW
1 stop6h 20m
Southwest
Sun 11/15:50 am
DTW
- SJU
2 stops10h 10m
Southwest
Deal found 7/18![Southwest logo]()
$434
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/510:25 am
SJU
- DTW
2 stops10h 35m
Southwest
Sun 9/133:30 pm
DTW
- SJU
2 stops9h 00m
Southwest
Deal found 7/18![Southwest logo]()
$434
This Southwest deal was found by Cheapflights users on 7/16. Clicking the “Pick Dates” 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 8/2110:00 am
SJU
- DTW
2 stops10h 50m
Southwest
Sun 8/237:35 am
DTW
- SJU
2 stops9h 30m
Southwest
Deal found 7/16![Southwest logo]()
$480
Last-minute flights from Puerto Rico to DetroitDiscover last-minute flight deals from Puerto Rico to Detroit. Data last updated July 21, 2026 and is based on user searches.
Discover last-minute flight deals from Puerto Rico to Detroit. Data last updated July 21, 2026 and is based on user searches.
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.
Tue 8/45:15 pm
SJU
- DTW
1 stop7h 25m
Frontier
Sat 8/81:50 pm
DTW
- SJU
1 stop9h 34m
Frontier
Deal found 7/19![Frontier logo]()
$396
This Kiwi.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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/66:00 am
SJU
- DTW
1 stop30h 55m
Frontier
Sun 8/96:34 pm
DTW
- SJU
1 stop30h 07m
Frontier
Deal found 7/20![Frontier logo]()
$375
This Kiwi.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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/145:22 pm
SJU
- DTW
1 stop23h 55m
Frontier
Mon 8/176:10 am
DTW
- SJU
1 stop8h 06m
Frontier
Deal found 7/20![Frontier logo]()
$353
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 8/166:00 am
SJU
- DTW
1 stop6h 55m
Frontier
Sun 8/236:58 pm
DTW
- SJU
1 stop29h 58m
Frontier
Deal found 7/17![Frontier logo]()
$363
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.
Tue 8/185:25 pm
SJU
- DTW
1 stop7h 39m
Frontier
Fri 8/286:00 am
DTW
- SJU
1 stop8h 16m
Frontier
Deal found 7/18![Frontier logo]()
$356
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 8/203:48 pm
SJU
- DTW
1 stop9h 16m
Frontier
Sun 8/239:49 am
DTW
- SJU
1 stop10h 03m
Frontier
Deal found 7/19![Frontier logo]()
$370
This Kiwi.com deal was found by Cheapflights users on 7/16. Clicking the “Pick Dates” 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 8/216:44 am
SJU
- DTW
1 stop8h 58m
Frontier
Sun 8/236:58 pm
DTW
- SJU
1 stop29h 58m
Frontier
Deal found 7/16![Frontier logo]()
$360
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.
Wed 8/265:15 am
SJU
- DTW
2 stops9h 45m
Southwest
Thu 8/271:20 pm
DTW
- SJU
2 stops10h 30m
Southwest
Deal found 7/20![Southwest logo]()
$388
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 8/263:10 am
BQN
- DTW
1 stop13h 16m
Frontier
Sun 8/306:07 pm
DTW
- BQN
1 stop8h 03m
Frontier
Deal found 7/18![Frontier logo]()
$392
This Kiwi.com deal was found by Cheapflights users on 7/16. Clicking the “Pick Dates” 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 8/273:10 am
SJU
- DTW
1 stop13h 16m
Frontier
Sun 9/1311:00 am
DTW
- SJU
1 stop12h 38m
Frontier
Deal found 7/16![Frontier logo]()
$359
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.
Thu 8/276:44 am
SJU
- DTW
1 stop8h 58m
Frontier
Sat 8/296:00 am
DTW
- SJU
1 stop8h 16m
Frontier
Deal found 7/18![Frontier logo]()
$364
This JetBlue 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/275:01 am
BQN
- DTW
1 stop10h 19m
JetBlue
Sun 8/304:10 pm
DTW
- BQN
1 stop8h 23m
JetBlue
Deal found 7/20![JetBlue logo]()
$391
One-way flights from Puerto Rico to DetroitSearch for one-way flight options from Puerto Rico to Detroit. Find affordable one-way fares based on user searches. Data last updated July 21, 2026.
Search for one-way flight options from Puerto Rico to Detroit. Find affordable one-way fares based on user searches. Data last updated July 21, 2026.
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 10/205:12 pm
SJU
- DTW
1 stop19h 55m
Frontier
Deal found 7/19![Frontier logo]()
$126
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 8/266:35 am
SJU
- DTW
1 stop10h 47m
Frontier
Deal found 7/21![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.
Mon 9/215:12 pm
SJU
- DTW
1 stop19h 55m
Frontier
Deal found 7/19![Frontier logo]()
$130
This Kiwi.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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/225:12 pm
SJU
- DTW
1 stop19h 55m
Frontier
Deal found 7/20![Frontier logo]()
$131
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.
Mon 9/145:12 pm
SJU
- DTW
1 stop19h 55m
Frontier
Deal found 7/18![Frontier logo]()
$132
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 9/155:12 pm
SJU
- DTW
1 stop19h 55m
Frontier
Deal found 7/17![Frontier logo]()
$138
This Kiwi.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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/185:55 am
SJU
- DTW
2 stops19h 09m
Frontier
Deal found 7/20![Frontier logo]()
$140
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 9/164:39 pm
SJU
- DTW
2 stops22h 00m
Frontier
Deal found 7/19![Frontier logo]()
$141
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 8/145:22 pm
SJU
- DTW
2 stops20h 22m
Frontier
Deal found 7/18![Frontier logo]()
$142
This Kiwi.com deal was found by Cheapflights users on 7/16. Clicking the “Pick Dates” 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 8/126:00 am
SJU
- DTW
1 stop30h 55m
Frontier
Deal found 7/16![Frontier logo]()
$144
This Frontier deal was found by Cheapflights users on 7/16. Clicking the “Pick Dates” 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 7/3012:04 pm
BQN
- DTW
1 stop6h 58m
Frontier
Deal found 7/16![Frontier logo]()
$204
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.
Tue 7/283:10 am
BQN
- DTW
1 stop12h 59m
Frontier
Deal found 7/19![Frontier logo]()
$234
Find flight deals from Puerto Rico to Detroit
Keep the following information in mind while searching for Puerto Rico to Detroit flight deals. Data was last updated July 21, 2026.
Round-trip from | $353 (Kiwi.com) |
|---|---|
One-way from | $126 (Kiwi.com) |
Popular in | April |
Cheapest in | October |
Average price | $403 |
Good round-trip deal | $440 or less |
Good one-way deal | $178 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Puerto Rico to Detroit 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 21, 2026.
Use the filters below to find and compare flights from Puerto Rico to Detroit that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
San JuanDetroit
SJU - DTW
SJUDTW
San Juan Luis Munoz Marin Intl
Wed 9/23
9:30 am-11:55 pm
2 stops14h 25m
Detroit Metropolitan Wayne County
Wed 9/30
8:54 pm-1:16 pm
1 stop16h 22m
$380
San JuanDetroit
SJU - DTW
SJUDTW
San Juan Luis Munoz Marin Intl
Wed 8/26
5:15 am-3:00 pm
2 stops9h 45m
Detroit Metropolitan Wayne County
Thu 8/27
1:20 pm-11:50 pm
2 stops10h 30m
$388
AguadillaDetroit
BQN - DTW
BQNDTW
Aguadilla Borinquen
Thu 8/27
5:01 am-3:20 pm
1 stop10h 19m
Detroit Metropolitan Wayne County
Sun 8/30
4:10 pm-12:33 am
1 stop8h 23m
$391
AguadillaDetroit
BQN - DTW
BQNDTW
Aguadilla Borinquen
Wed 8/26
3:10 am-4:26 pm
1 stop13h 16m
Detroit Metropolitan Wayne County
Sun 8/30
6:07 pm-2:10 am
1 stop8h 03m
$392
San JuanDetroit
SJU - DTW
SJUDTW
San Juan Luis Munoz Marin Intl
Thu 9/10
5:00 am-2:05 pm
2 stops9h 05m
Detroit Metropolitan Wayne County
Tue 9/15
8:45 am-6:10 pm
2 stops9h 25m
$401
Quickest round-trip
San JuanDetroit
SJU - DTW
SJUDTW
San Juan Luis Munoz Marin Intl
Thu 10/22
5:35 pm-11:55 pm
1 stop6h 20m
Detroit Metropolitan Wayne County
Sun 10/25
2:05 pm-11:40 pm
2 stops9h 35m
$405
San JuanDetroit
SJU - DTW
SJUDTW
San Juan Luis Munoz Marin Intl
Thu 8/27
5:00 am-3:10 pm
2 stops10h 10m
Detroit Metropolitan Wayne County
Sun 8/30
7:00 am-5:05 pm
2 stops10h 05m
$417
San JuanDetroit
SJU - DTW
SJUDTW
San Juan Luis Munoz Marin Intl
Tue 8/25
5:15 am-3:00 pm
2 stops9h 45m
Detroit Metropolitan Wayne County
Mon 8/31
1:20 pm-10:10 pm
2 stops8h 50m
$426
San JuanDetroit
SJU - DTW
SJUDTW
San Juan Luis Munoz Marin Intl
Fri 10/30
5:35 pm-11:55 pm
1 stop6h 20m
Detroit Metropolitan Wayne County
Sun 11/1
5:50 am-5:00 pm
2 stops10h 10m
$434
San JuanDetroit
SJU - DTW
SJUDTW
San Juan Luis Munoz Marin Intl
Sat 9/5
10:25 am-9:00 pm
2 stops10h 35m
Detroit Metropolitan Wayne County
Sun 9/13
3:30 pm-12:30 am
2 stops9h 00m
$434
Showing 1-10 of 28 resultsSorted by cheapest first
Best time to book a flight from Puerto Rico to Detroit
Have a flexible travel schedule? Discover the best time to fly to Detroit from Puerto Rico with our price prediction graph.
SJU-DTW
BQN-DTW
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Puerto Rico to Detroit
PR0-DTT
SJU-DTW
BQN-DTW
What is the cheapest month to book a flight from Puerto Rico to Detroit?
Currently, January is the cheapest month in which you can book a flight from Puerto Rico to Detroit (average of $202). Flying from Puerto Rico to Detroit in June is currently the most expensive (average of $533). 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 PR to DTT?
Find hourly flight availability from Puerto Rico to Detroit. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 21, 2026.
One of the essential ways to save on airfare from Puerto Rico to Detroit is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the morning could potentially save you up to 56% on airfare.
Weekly flight availability from Puerto Rico to Detroit
Explore weekly flight availability from Puerto Rico to Detroit. 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 21, 2026.
The most flights from PR0 to DTT are scheduled on a Monday (3 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (3 on average).
How often are flights from Puerto Rico to Detroit delayed?
About 11% of weekly flights between Puerto Rico and Detroit have experienced delays in the past year, with the average delay time being 126 minutes.
What is the most punctual flight time for Puerto Rico to Detroit flights?
Historically, flights departing at night are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Thursday tends to have the lowest number of delays on this route, whereas Sunday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Puerto Rico to Detroit flights?
Over the last year, Delta have had the lowest number of delays on this route, with just 11% of flights being delayed.
How far ahead should I book a flight from Puerto Rico to Detroit?
The price you pay for your flight from Puerto Rico to Detroit may vary depending on when you book. For the best chance of a lower fare, look to book 69 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
Reviews of airlines servicing Detroit
Get insights into the airlines that provide service to Detroit. 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 Detroit. Reviews last updated July 21, 2026.
Read through reviews of airlines operating flights from Puerto Rico to Detroit, such as Delta and Frontier. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Overall
7.8
Boarding
8.1
Comfort
7.8
Entertainment
7.8
Crew
8.5
Food
7.2
Reviews
1 / 20
2.0
MediocreDanielle,Aug 2023
RSW - DTW
Overall
7.8
Boarding
8.1
Comfort
7.8
Entertainment
7.8
Crew
8.5
Food
7.2
Reviews
1 / 20
2.0
MediocreDanielle,Aug 2023
RSW - DTW
Overall
7.8
Boarding
8.1
Comfort
7.8
Entertainment
7.8
Crew
8.5
Food
7.2
Reviews
1 / 20
2.0
MediocreDanielle,Aug 2023
RSW - DTW
Related info for your journey
Find useful and relevant information for your journey from Puerto Rico to Detroit. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Detroit?
Book flights to Detroit if you plan to visit one of these locationsRoseville
Port Huron
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Alternative routes for Puerto Rico to Detroit
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Complete your trip
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Other flights to Detroit
Explore flights to Detroit departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on July 21, 2026.
Search flights from Puerto Rico to Detroit by cabin class
Find flights from Puerto Rico to Detroit, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Puerto Rico and Detroit flights
Browse other Puerto Rico and Detroit flight options. Last updated on July 21, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 2 airlines flying from Puerto Rico to Detroit
Discover the top 2 airlines that operate flights from Puerto Rico to Detroit. 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 21, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$129 | Average$301 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$194 | Average$487 | FlexibilityNo cancel fee | On-timeN/A |