Book a trip from Boston to Kathmandu with Cathay Pacific , fares from USD2,264

PROMOTION CODE (OPTIONAL)

Fly Cathay Pacific from Boston (BOS) to Kathmandu (KTM). 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 Kathmandu (KTM) flights

Apr 2026
FromUSD2,939*
Seen 18 hours ago
Round trip/Economy
May 2026
FromUSD2,445*
Seen 15 hours ago
Round trip/Economy
Jun 2026
FromUSD2,371*
Seen 19 minutes ago
Round trip/Economy
USD2.4K
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    • RangeUSD2,445-USD2,939

    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 Kathmandu KTM

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    Book flights to Kathmandu KTM
    From
    To
    Fare Type
    Dates
    Price
    Boston (BOS)Kathmandu (KTM)Round-trip
    /
    Economy    		16/06/2026 - 16/07/2026

    From

    USD2,371

    Seen 19 minutes ago

    Boston (BOS)Kathmandu (KTM)Round-trip
    /
    Economy    		30/06/2026 - 21/07/2026

    From

    USD2,371

    Seen 19 hours ago

    Boston (BOS)Kathmandu (KTM)Round-trip
    /
    Economy    		01/07/2026 - 16/07/2026

    From

    USD2,375

    Seen 1 day 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 Kathmandu - 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

    • Tribhuvan International Airport (KTM)

    Aircraft types

    Boeing 777, Airbus A321neo, Airbus A330 and Airbus A350 aircraft*

    Departure time zone

    GMT-04:00

    Arrival time zone

    GMT+05:45

    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.