Spirit Airlines is selling cheap flights from Puerto Rico, Puerto Rico to Philadelphia, United States for as low as $53 return! That works out to a cost of just 1.7 Cents Per Mile for this 3200 mile journey.

The fare only includes a small carry-on bag placed under the seat, and you need to pay extra if you want to use the overhead storage or to check bags.

Our data shows the lowest prices are available in October 2021. See the link(s) below for dates and prices.

Sample date(s) with Kiwi.com booking link

Sep 2 – Sep 9 ($91)


Sep 10 – Sep 15 ($91)


Sep 19 – Sep 29 ($156)


Oct 16 – Oct 24 ($78)


Oct 20 – Oct 23 ($53)


Nov 5 – Nov 10 ($157)


Nov 9 – Nov 12 ($157)


Nov 9 – Nov 14 ($157)


Nov 10 – Nov 14 ($157)


Nov 12 – Nov 17 ($83)

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We post many cheap flights like this one from Puerto Rico, Puerto Rico to Philadelphia, United States every single day, so have a look at our Travel Deals page, or check out the related posts below!

Note: Prices are valid at the time of publishing this post, but may change in the future.

COVID-19 Note: During these uncertain times, please make sure to check the relevant Coronavirus restrictions for your destination before you book and before you fly. We recommend also checking the refund policy of the airline, as well as purchasing travel insurance for your trip.