Home Flight Deals Hawaiian Air: Boston – Kona, Hawaii (and vice versa). $380 (Basic Economy) / $520 (Regular Economy). Roundtrip, including all Taxes By 2 days Ago Share on FacebookShare on Twitter Categories: Flight Deals Related Content Cathay Pacific: Los Angeles – Singapore. $809. Roundtrip, including all Taxes By July 3, 2024 American: Dallas – Lisbon, Portugal. $551 (Basic Economy) / $751 (Regular Economy). Roundtrip, including all Taxes By July 3, 2024 Cathay Pacific: San Francisco – Singapore. $789. Roundtrip, including all Taxes By July 3, 2024 United: Philadelphia – Cancun, Mexico. $246 (Basic Economy) / $336 (Regular Economy). Roundtrip, including all Taxes By July 3, 2024 Asiana: Seattle – Manila, Philippines. $818. Roundtrip, including all Taxes By July 3, 2024