San Juan (SJU) to Detroit (DTW) cheap flight deal from $204 USD in economy class

DLDelta Air Lines

Round Trip•Economy

SJU

Luis Muñoz Marín International Airport

San Juan, Puerto Rico

DTW

Detroit Metropolitan Wayne County Airport

Detroit, United States

$475 USD

-57%$204 USD

Verified about 22 hours ago

September 2025

Today

Mon

Tue

Wed

Thu

Fri

Sat

Sun

1$460 2$417 3$334 4$223 5$204 6$259 7$474 8$474 9$334 10$271 11$219 12$214 13$244 14$474 15$470 16$454 17$219 18$219 19$214 20$214 21$344 22$214 23$219 24$219 25$219 26$219 27$214 28$363 29$344 30$219 1$219 2$219 3$219 4$214 5$474

Limited Availability

15% of dates checked are available within 10% of the lowest price

Tuesday, September 16th, 2025

10 round-trip options

Returning

Sun, Sep 21, 2025•5 Day Trip

$509 USD

Google Flights

Returning

Mon, Sep 22, 2025•6 Day Trip

$454 USD

Google Flights

Returning

Tue, Sep 23, 2025•7 Day Trip

$459 USD

Google Flights

Returning

Wed, Sep 24, 2025•8 Day Trip

$459 USD

Google Flights

Returning

Thu, Sep 25, 2025•9 Day Trip

$484 USD

Google Flights

Returning

Fri, Sep 26, 2025•10 Day Trip

$584 USD

Google Flights

Returning

Sat, Sep 27, 2025•11 Day Trip

$454 USD

Google Flights

Returning

Sun, Sep 28, 2025•12 Day Trip

$484 USD

Google Flights

Returning

Mon, Sep 29, 2025•13 Day Trip

$459 USD

Google Flights

Returning

Tue, Sep 30, 2025•14 Day Trip

$459 USD

Google Flights