Cheapest return flights from Washington to San Jose in April from $268

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

Return flights

25 Apr - 28 Apr United
19 Apr - 23 Apr United
24 Apr - 28 Apr United
19 Apr - 26 Apr United
29 Apr - 03 May American Airlines
05 Apr - 09 Apr jetBlue
01 Apr - 06 Apr Southwest Airlines
25 Apr - 27 Apr American Airlines
02 Apr - 06 Apr Air Canada
02 Apr - 05 Apr Air Canada
25 Apr - 03 May GOL Linhas AΓ©reas
11 Apr - 18 Apr Air Canada
30 Apr - 03 May Alaska Airlines

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

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