Cheapest one-way flights from Washington to San Jose in March from $94

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

17 Mar Volaris El Salvador
04 Mar Avianca
02 Mar Avianca
06 Mar Avianca
02 Mar United direct
08 Mar United direct

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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