Cheapest return flights from Washington to San Jose in March from 299€

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

Return flights

12 Mar - 17 Mar United
03 Mar - 13 Mar United
06 Mar - 11 Mar United
12 Mar - 16 Mar United
13 Mar - 19 Mar United
13 Mar - 18 Mar United
17 Mar - 24 Mar Delta
16 Mar - 23 Mar United
19 Mar - 23 Mar Southwest Airlines
06 Mar - 13 Mar United
29 Mar - 04 Apr Southwest Airlines
28 Mar - 04 Apr Southwest Airlines
27 Mar - 03 Apr United
29 Mar - 03 Apr United

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

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