Cheapest return flights from Washington to San Jose in June from 281€

Best time to book flights for Washington (IAD) to San Jose (SJO) flights at AirHint

AirHint found the following cheapest return flights from Washington (IAD) to San Jose (SJO) in June 2025 (see full year).

Return flights

03 Jun - 09 Jun Volaris El Salvador
03 Jun - 07 Jun American Airlines
18 Jun - 29 Jun Copa
19 Jun - 22 Jun Copa
13 Jun - 25 Jun Copa
19 Jun - 29 Jun Copa
19 Jun - 23 Jun Copa
20 Jun - 24 Jun Copa
27 Jun - 04 Jul Copa
28 Jun - 05 Jul Copa
03 Jun - 07 Jun Avianca direct
03 Jun - 09 Jun Avianca direct

Also check the deals for one-way flights from Washington to San Jose in June.

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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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