$178 Cheap American Airlines flights Detroit (DTW) to San Juan (SJU)

View $178 flight on Wed, Feb 4, 2026Opens in a new window

$178 Cheap American Airlines flights Detroit (DTW) to San Juan (SJU)

Prices were available within the past 7 days and start at $178 for one-way flights and $308 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Wed, Feb 4 - Sun, Feb 8
DTW
Detroit
SJU
San Juan
$308 Roundtrip, found 11 hours ago
$308
Roundtrip
found 11 hours ago
Select American Airlines flight, departing Wed, Feb 4 from Detroit to San Juan, returning Sun, Feb 8, priced at $308 found 11 hours ago
American Airlines
Wed, Feb 4 - Sun, Feb 8
DTW
Detroit
SJU
San Juan
$352 Roundtrip, found 11 hours ago
$352
Roundtrip
found 11 hours ago
Select American Airlines flight, departing Wed, Feb 4 from Detroit to San Juan, returning Sun, Feb 8, priced at $352 found 11 hours ago
American Airlines
Wed, Feb 4 - Sun, Feb 8
DTW
Detroit
SJU
San Juan
$361 Roundtrip, found 11 hours ago
$361
Roundtrip
found 11 hours ago
Select American Airlines flight, departing Wed, Feb 4 from Detroit to San Juan, returning Sun, Feb 8, priced at $361 found 11 hours ago
American Airlines
Wed, Feb 4 - Sun, Feb 8
DTW
Detroit
SJU
San Juan
$419 Roundtrip, found 11 hours ago
$419
Roundtrip
found 11 hours ago
Select American Airlines flight, departing Wed, Feb 4 from Detroit to San Juan, returning Sun, Feb 8, priced at $419 found 11 hours ago

Find the cheapest month to fly from Detroit (DTW) to San Juan (SJU)

August is typically the cheapest month to fly

From $134 - $461 per traveler.
Flights from Detroit (DTW) to San Juan (SJU)
Origin airport
Detroit Metropolitan Wayne County
Destination airport
Luis Munoz Marin Intl.
Airlines serving
American Airlines, Delta, Frontier Airlines, JetBlue Airways, Southwest Airlines, Spirit Airlines, United
Popular airline
Delta
Distance
3092 km
Average flight time
5 hours 20 mins