AirHint found the following cheapest one-way flights from Washington (DCA) to San Jose (SJO) in October 2025 (see full year).
One-Way flights
| 26 Oct | United | ||
| 28 Oct | United | ||
| 24 Oct | United | ||
| 19 Oct | United | ||
| 22 Oct | United | ||
| 21 Oct | United | ||
| 18 Oct | Southwest Airlines | ||
| 29 Oct | jetBlue |
Also check the deals for return flights from Washington to San Jose in October.
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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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