Book a trip from Boston to Colombo with Cathay Pacific , fares from USD2,168

PROMOTION CODE (OPTIONAL)

Fly Cathay Pacific from Boston (BOS) to Colombo (CMB). 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 Pacific Member to earn Status Points or Miles.

Deals on Boston (BOS) to Colombo (CMB) flights

Try alternate month or interact with individual days below in order to find offers.
Apr 2026
No results available
May 2026
FromUSD2,178*
Seen 5 hours ago
Round trip/Economy
Jun 2026
No results available
USD2.2K
Displaying fares for April-2026
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    • RangeUSD2,178

    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.

    Book flights to Colombo CMB

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    Book flights to Colombo CMB
    From
    To
    Fare Type
    Dates
    Price
    Boston (BOS)Colombo (CMB)Round-trip
    /
    Economy    		07/05/2026 - 25/05/2026

    From

    USD2,178

    Seen 5 hours ago

    Boston (BOS)Colombo (CMB)Round-trip
    /
    Economy    		08/07/2026 - 11/08/2026

    From

    USD2,295

    Seen 59 minutes ago

    Boston (BOS)Colombo (CMB)Round-trip
    /
    Economy    		08/07/2026 - 18/07/2026

    From

    USD2,433

    Seen 3 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 Colombo - selected offers

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    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.

    Travel Destination Facts

    Destination airports

    • Bandaranaike International Airport (CMB)

    Aircraft types

    Boeing 777, Airbus A321neo, A330 and A350 aircraft*

    Departure time zone

    GMT-04:00

    Arrival time zone

    GMT+05:30

    Cabin class

    First class, Business class, Premium Economy, Economy^

    *Aircraft model may vary due to operational requirements. ^Cabin class availability is subject to aircraft configuration.