Book a trip from Phnom Penh to Boston with Cathay Pacific , fares from USD1,483
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1 Passenger(s), Economy
expand_morePROMOTION CODE (OPTIONAL)
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Fly Cathay Pacific from Phnom Penh (KTI) to Boston (BOS). Enjoy award-winning service, entertainment, and an enhanced menu for Premium Economy and Business class during your flight. Book direct to secure our best fare and join as a Cathay member to earn Status Points or Miles.
When is the best time to fly from Phnom Penh (KTI) to Boston (BOS)?
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Travel Destination Facts
Destination airport(s)
- Boston Harbor Seaplane Base (BNH)
- Logan International Airport (BOS)
Aircraft Type
Boeing 777, Airbus A321neo, Airbus A330 and Airbus A350 aircraft*
Departure time zone
GMT+07:00
Arrival time zone
GMT-04:00
Cabin Class
First class, Business class, Premium Economy, Economy^
Lowest fare month
March
Explore flight fares from Phnom Penh (KTI) to Boston (BOS)
Make flexible bookings with Cathay Pacific and enjoy hassle-free travel when plans change.
USD
From | To | Fare Type | Dates | Price | |
|---|---|---|---|---|---|
| Phnom Penh (KTI) | Boston (BOS) | Round-trip / Economy | 26/10/2026 - 07/11/2026 | From USD1,483 Seen 22 hours ago | |
| Phnom Penh (KTI) | Boston (BOS) | Round-trip / Economy | 28/10/2026 - 07/11/2026 | From USD1,483 Seen 22 hours ago | |
| Phnom Penh (KTI) | Boston (BOS) | Round-trip / Economy | 02/11/2026 - 07/11/2026 | From USD1,483 Seen 22 hours ago | |
| Phnom Penh (KTI) | Boston (BOS) | Round-trip / Economy | 04/11/2026 - 07/11/2026 | From USD1,483 Seen 22 hours ago | |
| Phnom Penh (KTI) | Boston (BOS) | Round-trip / Economy | 17/09/2026 - 26/09/2026 | From USD1,483 Seen 5 hours ago | |
| Phnom Penh (KTI) | Boston (BOS) | Round-trip / Economy | 18/09/2026 - 26/09/2026 | From USD1,483 Seen 5 hours ago | |
| Phnom Penh (KTI) | Boston (BOS) | Round-trip / Economy | 22/09/2026 - 26/09/2026 | From USD1,483 Seen 5 hours ago | |
| Phnom Penh (KTI) | Boston (BOS) | Round-trip / Economy | 23/09/2026 - 26/09/2026 | From USD1,483 Seen 5 hours ago | |
| Phnom Penh (KTI) | Boston (BOS) | Round-trip / Economy | 27/10/2026 - 07/11/2026 | From USD1,483 Seen 22 hours ago | |
| Phnom Penh (KTI) | Boston (BOS) | Round-trip / Economy | 03/11/2026 - 07/11/2026 | From USD1,483 Seen 22 hours ago |
Lowest fares on round-trip flights found by other customers on Cathay Pacific’s official website in the last 48 hours. All fares are subject to change at any time. Other Cathay Pacific Terms & Conditions apply.
Book Business Class flights to Boston - selected offers
Experience refined comfort in our award-winning Business class.
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There are no fares that match your filter criteria. Please adjust your filters.Lowest fares on flights found by other customers on Cathay Pacific’s official website in the last 48 hours. All fares are subject to change at any time. Other Cathay Pacific Terms & Conditions apply.
Flights from Phnom Penh KTI to Boston BOS
The city of Boston is famous for its role in the start of the United States of America. The city also played active roles in the Civil War and anti-slavery movements. Fly to the state capital of Massachusetts with Cathay Pacific and take a fascinating step back in time once you land. Upgrade to Premium Economy, Business, or First Class for your long-haul Boston flight and enjoy premium offerings.
Travel in Boston
One of the top tourist destinations in America, stroll the Freedom Trail to understand the important events that took place in Boston starting in the mid-1770s. It leads past 16 historical sites, including Faneuil Hall, Bunker Hill Monument, the site of the Boston Massacre, and Paul Revere’s House. Explore the many museums in Boston. Other attractions include the Boston Harbour Islands State Park, Quincy Market, Boston Common, and the Prudential Center Skywalk Observatory.
Boston Tips
Save money on sites with the Boston CityPass. Stroll the windy, historic streets for historic atmosphere – many places are easy to reach on foot. Local public transport is efficient and extensive, including buses and underground subway. Travel well when you book your Boston flights with Cathay Pacific today.