Cheapest return flights from San Juan to San Jose in September from 183€

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

Return flights

26 Sep - 29 Sep Avianca direct
23 Sep - 26 Sep Avianca
18 Sep - 23 Sep Avianca
19 Sep - 26 Sep Copa
05 Sep - 23 Sep Spirit Airlines
29 Sep - 30 Sep Spirit Airlines
05 Sep - 21 Sep Spirit Airlines
26 Sep - 30 Sep Spirit Airlines
29 Sep - 16 Oct Spirit Airlines
26 Sep - 16 Oct Spirit Airlines
23 Sep - 29 Sep Spirit Airlines
18 Sep - 29 Sep Spirit Airlines
29 Sep - 03 Oct Spirit Airlines
26 Sep - 03 Oct Spirit Airlines
23 Sep - 03 Oct Spirit Airlines
18 Sep - 03 Oct Spirit Airlines
19 Sep - 03 Oct Spirit Airlines
29 Sep - 10 Oct Spirit Airlines
26 Sep - 10 Oct Spirit Airlines
23 Sep - 10 Oct Spirit Airlines

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

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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