Book a trip from Boston to Kathmandu with Cathay Pacific , fares from USD2,025

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

Jul 2026
FromUSD2,561*
Seen 16 hours ago
Round trip/Economy
Aug 2026
FromUSD2,025*
Seen 1 day ago
Round trip/Economy
Sep 2026
No results available
cmp-daily-histogram-bars-legend-min-price-aria-label USD2.0K
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    • RangeUSD2,025-USD2,561

    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^

    Lowest fare month

    September

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

    Lowest fare month for 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    		05/10/2026 - 30/10/2026

    From

    USD2,025

    Seen 3 hours ago

    Boston (BOS)Kathmandu (KTM)Round-trip
    /
    Economy    		11/10/2026 - 01/11/2026

    From

    USD2,030

    Seen 17 hours ago

    Boston (BOS)Kathmandu (KTM)Round-trip
    /
    Economy    		31/10/2026 - 18/11/2026

    From

    USD2,206

    Seen 21 hours ago

    Boston (BOS)Kathmandu (KTM)Round-trip
    /
    Economy    		18/07/2026 - 15/08/2026

    From

    USD2,561

    Seen 16 hours ago

    Boston (BOS)Kathmandu (KTM)Round-trip
    /
    Economy    		17/08/2026 - 04/10/2026

    From

    USD2,025

    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.

    All fares displayed include taxes and carrier-imposed surcharges. All fares, government taxes and fees, and surcharges are subject to change at any time. For ticket cancellations, where applicable, the Hong Kong Passenger Security Charge, the Hong Kong Air Passenger Departure Tax, and the Hong Kong International Airport Construction Fee will be refunded without any administration fees.