Cheapest return flights from Washington to San Jose in April from 257€

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 April 2025 (see full year).

Return flights

01 Apr - 01 May Copa
01 Apr - 06 Apr Copa
09 Apr - 15 Apr Copa
05 Apr - 13 Apr Volaris El Salvador
01 Apr - 10 Apr Copa
06 Apr - 12 Apr Copa
04 Apr - 10 Apr Copa
09 Apr - 20 Apr Copa
13 Apr - 21 Apr Copa
06 Apr - 12 Apr United direct
12 Apr - 18 Apr Copa

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

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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