Cheapest return flights from Phoenix to San Juan in July from 243€

AirHint found the following cheapest return flights from Phoenix (PHX) to San Juan (SJU) in July 2025 (see full year).

Return flights

24 Jul - 30 Jul Frontier Airlines
18 Jul - 22 Jul Frontier Airlines
17 Jul - 20 Jul Frontier Airlines
09 Jul - 12 Jul Frontier Airlines
26 Jul - 06 Aug Spirit Airlines
26 Jul - 02 Aug Spirit Airlines
24 Jul - 27 Jul Frontier Airlines
26 Jul - 09 Aug Spirit Airlines
16 Jul - 06 Aug Spirit Airlines
16 Jul - 02 Aug Spirit Airlines
16 Jul - 23 Jul Frontier Airlines
05 Jul - 07 Jul Frontier Airlines
16 Jul - 30 Jul Spirit Airlines
09 Jul - 30 Jul Spirit Airlines
05 Jul - 12 Jul Spirit Airlines
31 Jul - 05 Aug Southwest Airlines

Also check the deals for one-way flights from Phoenix to San Juan in July.

Skyscanner

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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