Cheapest return flights from Washington to San Jose in November from $1043

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 November 2025 (see full year).

Return flights

22 Nov - 29 Nov Avianca

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

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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