Book a trip from Boston to Phnom Penh with Cathay Pacific , fares from USD2,448
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1 Passenger(s), Economy
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Deals on Boston (BOS) to Phnom Penh (PNH) flights
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Book flights to Phnom Penh PNH
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From | To | Fare Type | Dates | Price | |
|---|---|---|---|---|---|
| Boston (BOS) | Phnom Penh (PNH) | Round-trip / Economy | 26/07/2025 - 25/08/2025 | From USD2,448 Seen 1 day ago | |
| Boston (BOS) | Phnom Penh (PNH) | Round-trip / Economy | 01/09/2025 - 13/09/2025 | From USD4,730 Seen 1 day ago | |
| Boston (BOS) | Phnom Penh (PNH) | Round-trip / Economy | 26/11/2025 - 03/01/2026 | From USD8,424 Seen 17 hours ago | |
| Boston (BOS) | Phnom Penh (PNH) | Round-trip / Economy | 17/09/2025 - 17/10/2025 | From USD8,424 Seen 17 hours ago | |
| Boston (BOS) | Phnom Penh (PNH) | Round-trip / Economy | 06/11/2025 - 08/11/2025 | From USD8,424 Seen 15 hours ago |
Book Business Class flights to Phnom Penh - selected offers
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There are no fares that match your filter criteria. Please adjust your filters.The Cathay Pacific experience
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All fares displayed include taxes and carrier-imposed surcharges. All fares, government taxes and fees, and surcharges are subject to change at any time. For ticket cancellations, where applicable, the Hong Kong Passenger Security Charge, the Hong Kong Air Passenger Departure Tax, and the Hong Kong International Airport Construction Fee will be refunded without any administration fees.
Flight Deals for Popular Routes on Cathay Pacific
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From | To | Fare Type | Dates | Price | |
|---|---|---|---|---|---|
| Boston (BOS) | Phnom Penh (PNH) | Round-trip / Economy | 09/02/2026 - 28/02/2026 | From USD8,424 Seen 1 day ago | |
| Boston (BOS) | Phnom Penh (PNH) | Round-trip / Economy | 12/05/2026 - 26/05/2026 | From USD8,424 Seen 19 hours ago |
*Fares displayed have been collected within the last 48hrs and may no longer be available at time of booking.