AirHint found the following cheapest return flights from San Salvador (SAL) to San Jose (SJO) in August 2025 (see full year).

Return flights

13 Aug - 20 Aug	Avianca	direct
20 Aug - 28 Aug	Avianca	direct
02 Aug - 05 Aug	Avianca
16 Aug - 26 Aug	Avianca	direct
06 Aug - 10 Aug	Avianca	direct
04 Aug - 08 Aug	Avianca	direct
22 Aug - 25 Aug	Copa
14 Aug - 19 Aug	Copa
14 Aug - 18 Aug	Avianca	direct
21 Aug - 23 Aug	Avianca	direct

Also check the deals for one-way flights from San Salvador to San Jose in August.

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.

Book a cheap hotel in San Jose

Cheap car rent in San Jose

Cheapest return flights from San Salvador to San Jose in August from $204

Return flights