Home Flight Deals American: Phoenix – Liberia, Costa Rica. $358 (Basic Economy) / $412 (Regular Economy). Roundtrip, including all Taxes By 3 weeks Ago Share on FacebookShare on Twitter Categories: Flight Deals Related Content United: Seattle – Shannon, Ireland. $523 (Basic Economy) / $723 (Regular Economy). Roundtrip, including all Taxes By May 18, 2024 Cathay Pacific: Los Angeles – Singapore. $867. Roundtrip, including all Taxes By May 18, 2024 Delta: New York – West Palm Beach, Florida (and vice versa). $117 (Basic Economy) / $197 (Regular Economy). Roundtrip, including all Taxes By May 18, 2024 Cathay Pacific: San Francisco – Singapore. $847. Roundtrip, including all Taxes By May 18, 2024 United: Philadelphia – Honolulu, Hawaii (and vice versa). $499 (Basic Economy) / $639 (Regular Economy). Roundtrip, including all Taxes By May 18, 2024