Head to Puerto Rico and save $150 on the usual cost of a flight. Spirit Airlines is currently offering airfares from Detroit to San Juan for just $274 roundtrip, including tax.

Travel is widely available Sept. 4 to Nov. 8. Travel between Nov. 10 to Dec. 14 is available for $293 roundtrip.

Fly.com Fare Calendar

Cheap flights from Detroit to (all flights are roundtrip, including tax):


  • Spirit charges for both checked and carry-on bags, starting at $21 per bag.
  • For more baggage information click here.


  • Up to $150 OFF the usual cost

Travel Dates:

  • Sept. 4 to Nov. 8

Sample Screenshots:

DTW-SJU: Fly.com Search Results

DTW-SJU: Fly.com Search Results

DTW-SJU: Travelocity Booking Page

DTW-SJU: Travelocity Booking Page

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Featured Image: Isla Verde Beach, San Juan (Shutterstock.com)

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Kim has been hunting flight deals and writing travel articles for over 13 years. His articles have appeared in the Boston Herald, Chicago Daily Herald, and Frommer’s Budget Travel, among other publications. Amsterdam, Bangkok, Rome, and Sydney are some of his favorite destinations and he aspires to one day live in Italy. La dolce vita!

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