Book a trip from Boston to Phnom Penh with Cathay Pacific , fares from USD980
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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 | 17/09/2025 - 04/10/2025 | From USD980 Seen 1 day ago | |
| Boston (BOS) | Phnom Penh (PNH) | Round-trip / Economy | 11/10/2025 - 19/10/2025 | From USD1,201 Seen 20 hours ago | |
| Boston (BOS) | Phnom Penh (PNH) | Round-trip / Economy | 14/07/2025 - 10/09/2025 | From USD1,527 Seen 1 day ago | |
| Boston (BOS) | Phnom Penh (PNH) | Round-trip / Economy | 15/07/2025 - 26/08/2025 | From USD1,706 Seen 1 day ago | |
| Boston (BOS) | Phnom Penh (PNH) | Round-trip / Economy | 11/07/2025 - 26/08/2025 | From USD1,756 Seen 1 day 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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There are no fares that match your filter criteria. Please adjust your filters.
There are no fares that match your filter criteria. Please adjust your filters.*Fares displayed have been collected within the last 48hrs and may no longer be available at time of booking.
Travel to Phnom Penh in Premium Economy
Boston (BOS)to
Phnom Penh (PNH)19/08/2025 - 23/08/2025FromUSD3,008Seen 1 day agoRound-tripPremium Economy
Best fares on flights found by others in the last 48 hours. (Please note that some fares may only apply when there are multiple travellers.)