Cheapest return flights from Washington to San Jose in April from 219€

AirHint found the following cheapest return flights from Washington (DCA) to San Jose (SJO) in April 2026 (see full year).

Return flights

15 Apr - 22 Apr United
25 Apr - 02 May United
19 Apr - 25 Apr Southwest Airlines
26 Apr - 03 May Southwest Airlines
18 Apr - 25 Apr Southwest Airlines
04 Apr - 12 Apr jetBlue
19 Apr - 26 Apr Southwest Airlines
20 Apr - 26 Apr Southwest Airlines
12 Apr - 19 Apr Air Canada

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

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