Cheapest return flights from Washington (DCA) to San Jose (SJO)

Cheapest month: January 2027, from $ 356. Book in one tap, or open a month for every date.

All destinations from Washington (DCA)

One-wayReturn

  • October 2026

    29–31 Oct 2 nights
    $ 472 return
    Delta
    Price seen 25 Oct
    October dates

  • December 2026

    30 Dec – 20 Jan 2027 21 nights
    $ 516 return
    American Airlines
    Price seen 25 Oct
    December dates

  • January 2027

    27 Jan – 3 Feb 2027 7 nights
    $ 356 return Cheapest month
    United
    Price seen 25 Oct
    January dates

  • February 2027

    27 Feb – 11 Mar 2027 12 nights
    $ 387 return
    United
    Price seen 25 Oct
    February dates

  • March 2027

    29 Mar – 12 Apr 2027 14 nights
    $ 559 return
    Southwest Airlines
    Price seen 25 Oct
    March dates

  • June 2027

    23 Jun – 3 Aug 2027 41 nights
    $ 554 return
    American Airlines
    Price seen 25 Oct
    June dates
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Updated Oct 25, 2026.

About these fares

These results come from our latest search across airlines for your currency. Prices change quickly and are not locked until you complete booking—always confirm the total and fare rules on the partner site.

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