Book a trip from Boston to Phnom Penh with Cathay Pacific , fares from USD930
expand_more
1 Passenger(s), Economy
expand_moreDISCOUNT CODE (OPTIONAL)
expand_moretoday
today
Deals on Boston (BOS) to Phnom Penh (PNH) flights
expand_more
location_on
location_on
Book flights to Phnom Penh PNH
flight_takeoff
flight_land
USD
From | To | Fare Type | Dates | Price | |
|---|---|---|---|---|---|
| Boston (BOS) | Phnom Penh (PNH) | Round-trip / Economy | 25/08/2025 - 03/09/2025 | From USD930 Seen 1 day ago | |
| Boston (BOS) | Phnom Penh (PNH) | Round-trip / Economy | 26/07/2025 - 25/08/2025 | From USD2,448 Seen 18 hours 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 | 25/08/2025 - 22/09/2025 | 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 1 hour ago |
Book Business Class flights to Phnom Penh - selected offers
flight_takeoff
flight_land
USD
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.The Cathay Pacific experience
-
Spacious cabins and world-class service
-
Complete flexibility when you book
-
Fresher flavours, now ready for Business
-
Our intuitive digital experience
Flight Deals for Popular Routes on Cathay Pacific
flight_takeoff
flight_land
USD
From | To | Fare Type | Dates | Price | |
|---|---|---|---|---|---|
| Boston (BOS) | Phnom Penh (PNH) | Round-trip / Economy | 09/02/2026 - 28/02/2026 | From USD8,424 Seen 14 hours ago | |
| Boston (BOS) | Phnom Penh (PNH) | Round-trip / Economy | 12/05/2026 - 26/05/2026 | From USD8,424 Seen 3 hours ago |
*Fares displayed have been collected within the last 48hrs and may no longer be available at time of booking.