Cheapest one-way flights from Washington to San Jose in March from $86

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

AirHint found the following cheapest one-way flights from Washington (IAD) to San Jose (SJO) in March 2025 (see full year).

One-Way flights

11 Mar Volaris El Salvador
29 Mar Volaris El Salvador
26 Mar Volaris El Salvador
23 Mar Volaris El Salvador
25 Mar Volaris El Salvador
28 Mar Volaris El Salvador
03 Mar Copa
01 Mar United
02 Mar Copa
16 Mar Copa

Also check the deals for return flights from Washington to San Jose in March.

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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