AirHint found the following cheapest one-way flights from Washington (DCA) to San Jose (SJO) in July 2026 (see full year).
One-Way flights
| 15 Jul | Southwest Airlines | ||
| 17 Jul | Southwest Airlines | ||
| 10 Jul | Southwest Airlines | ||
| 09 Jul | Southwest Airlines | ||
| 11 Jul | Southwest Airlines | ||
| 18 Jul | Southwest Airlines | ||
| 03 Jul | Southwest Airlines |
Also check the deals for return flights from Washington to San Jose in July.
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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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