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

Return flights

04 Jul - 11 Jul	Copa
20 Jul - 29 Aug	Avianca
11 Jul - 14 Jul	Spirit Airlines
23 Jul - 08 Aug	Avianca
29 Jul - 01 Aug	Avianca
28 Jul - 01 Aug	Avianca
25 Jul - 27 Jul	Copa
17 Jul - 25 Jul	Avianca
28 Jul - 04 Aug	Avianca
23 Jul - 28 Jul	Copa
08 Jul - 11 Jul	Avianca
27 Jul - 29 Jul	Avianca
25 Jul - 30 Jul	Avianca
10 Jul - 13 Jul	Spirit Airlines
10 Jul - 29 Jul	Spirit Airlines
27 Jul - 03 Aug	Southwest Airlines
28 Jul - 18 Aug	Spirit Airlines
28 Jul - 08 Aug	Spirit Airlines
28 Jul - 03 Aug	Spirit Airlines
28 Jul - 11 Aug	Spirit Airlines

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

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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Cheapest return flights from San Juan to San Jose in July from $216

Return flights