Home Flight Deals United: Philadelphia – Phoenix (and vice versa). $221 (Basic Economy) / $321 (Regular Economy). Roundtrip, including all Taxes By 1 month Ago Share on FacebookShare on Twitter Categories: Flight Deals Related Content Cathay Pacific: San Francisco – Hanoi, Vietnam. $771. Roundtrip, including all Taxes By May 10, 2024 United: Los Angeles – San Juan, Puerto Rico. $266 (Basic Economy) / $356 (Regular Economy). Roundtrip, including all Taxes By May 10, 2024 American: San Francisco – Amsterdam, Netherlands. $497 (Basic Economy) / $697 (Regular Economy). Roundtrip, including all Taxes By May 10, 2024 Delta: Philadelphia – Bogota, Colombia. $279 (Basic Economy) / $389 (Regular Economy). Roundtrip, including all Taxes By May 10, 2024 American: Seattle – Zurich, Switzerland. $490 (Basic Economy) / $690 (Regular Economy). Roundtrip, including all Taxes By May 10, 2024