United is selling cheap flights from Phoenix, United States to Puerto Rico, Puerto Rico for as low as $110 return! That works out to a cost of just 1.8 Cents Per Mile for this 6000 mile journey.

The fare only includes carry-on luggage, so you need to pay extra if you want to check bags.

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

Sample date(s) with Skyscanner.com booking link

Nov 6 – Nov 11 ($110)


Nov 11 – Nov 15 ($110)


Dec 4 – Dec 7 ($110)


Dec 5 – Dec 8 ($110)


Jan 5 – Jan 12 ($110)


Jan 7 – Jan 12 ($110)


Mar 11 – Mar 15 ($175)


Apr 1 – Apr 6 ($110)


Apr 8 – Apr 13 ($110)


Jun 2 – Jun 8 ($110)

We post many cheap flights like this one from Phoenix, United States to Puerto Rico, Puerto Rico 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.

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