Roundtrip Washington DC to Liberia Costa Rica Airfares on American Airlines

No special codes or coupons are required. Get these roundtrip airfares while they last.

This deal expires on June 30, 2026.

Travel Availability

• Departs DCA: January 3-14, 18-21, 23-31; February 1-4, 7-10, 16-24; March 1-4, 8-11, 14, 16-18, 23-25, 31; April 6-8, 12-15, 20-22, 25-29; May 2-6, 9-12, 18-19; June 2
• Returns: January 9-11, 13, 18-20, 23-27, 29-31; February 1-3, 7-9, 19, 22-23; March 4-5, 12, 17-18, 25, 27, 29; May 5-7, 12-14, 20-21, 28; June 2, 4-5, 10-11

These are basic economy fares, which include a personal item and a carry-on bag. Seat selection and changes are not permitted. If traveling with children, American Airlines policy ensures you will be seated together.