Book a trip from Boston to Kaohsiung with Cathay Pacific , fares from USD1,305

PROMOTION CODE (OPTIONAL)

Fly Cathay Pacific from Boston (BOS) to Kaohsiung (KHH). 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 Boston (BOS) to Kaohsiung (KHH)?

Try alternate month or interact with individual days below in order to find offers.
Aug 2026
No results available
Sep 2026
FromUSD1,355*
Seen 11 hours ago
Round trip/Economy
Oct 2026
FromUSD1,305*
Seen 21 hours ago
Round trip/Economy
cmp-daily-histogram-bars-legend-min-price-aria-label USD1.4K
cmp-daily-histogram-bars-legend-max-price-aria-label USD1.6K
Displaying fares for August-2026
  • BOS–KHH: cmp-view-offers-disclaimer. Find offers
    26

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    AUG

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    31

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  • BOS–KHH: cmp-view-offers-disclaimer. Find offers
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  • BOS–KHH, 04/09/2026 – 25/09/2026: From USD1,639
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  • BOS–KHH, 05/09/2026 – 25/09/2026: From USD1,639
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  • BOS–KHH, 06/09/2026 – 25/09/2026: From USD1,639
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  • BOS–KHH, 07/09/2026 – 25/09/2026: From USD1,589
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  • BOS–KHH, 08/09/2026 – 25/09/2026: From USD1,589
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  • BOS–KHH, 09/09/2026 – 25/09/2026: From USD1,589
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  • BOS–KHH, 10/09/2026 – 25/09/2026: From USD1,589
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  • BOS–KHH, 11/09/2026 – 25/09/2026: From USD1,639
    11

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  • BOS–KHH, 12/09/2026 – 25/09/2026: From USD1,639
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  • BOS–KHH, 13/09/2026 – 25/09/2026: From USD1,639
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  • BOS–KHH, 14/09/2026 – 25/09/2026: From USD1,589
    14

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  • BOS–KHH, 15/09/2026 – 25/09/2026: From USD1,589
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  • BOS–KHH, 16/09/2026 – 25/09/2026: From USD1,589
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  • BOS–KHH, 17/09/2026 – 17/10/2026: From USD1,355
    17

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  • BOS–KHH, 18/09/2026 – 17/10/2026: From USD1,405
    18

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  • BOS–KHH, 19/09/2026 – 17/10/2026: From USD1,405
    19

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  • BOS–KHH, 20/09/2026 – 17/10/2026: From USD1,405
    20

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  • BOS–KHH, 21/09/2026 – 17/10/2026: From USD1,355
    21

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  • BOS–KHH, 22/09/2026 – 17/10/2026: From USD1,355
    22

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  • BOS–KHH, 23/09/2026 – 17/10/2026: From USD1,355
    23

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  • BOS–KHH, 24/09/2026 – 17/10/2026: From USD1,355
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  • BOS–KHH, 25/09/2026 – 17/10/2026: From USD1,405
    25

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    • RangeUSD1,355-USD1,639

    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 airport(s)
    • Kao-hsiung International Airport (KHH)
    Aircraft Type

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

    Departure time zone
    GMT-04:00
    Arrival time zone
    GMT+08:00
    Cabin Class

    First class, Business class, Premium Economy, Economy^

    Lowest fare month
    January
    *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.

    Explore flight fares from Boston (BOS) to Kaohsiung (KHH)

    Make flexible bookings with Cathay Pacific and enjoy hassle-free travel when plans change.

    USD
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    Explore flight fares from Boston (BOS) to Kaohsiung (KHH)
    From
    To
    Fare Type
    Dates
    Price
    Boston (BOS)Kaohsiung (KHH)Round-trip
    /
    Economy    		23/09/2026 - 17/10/2026

    From

    USD1,355

    Seen 11 hours ago

    Boston (BOS)Kaohsiung (KHH)Round-trip
    /
    Economy    		28/09/2026 - 17/10/2026

    From

    USD1,355

    Seen 11 hours ago

    Boston (BOS)Kaohsiung (KHH)Round-trip
    /
    Economy    		30/09/2026 - 17/10/2026

    From

    USD1,355

    Seen 11 hours ago

    Boston (BOS)Kaohsiung (KHH)Round-trip
    /
    Economy    		19/11/2026 - 04/12/2026

    From

    USD1,355

    Seen 5 hours ago

    Boston (BOS)Kaohsiung (KHH)Round-trip
    /
    Economy    		16/11/2026 - 04/12/2026

    From

    USD1,355

    Seen 5 hours ago

    Boston (BOS)Kaohsiung (KHH)Round-trip
    /
    Economy    		23/11/2026 - 04/12/2026

    From

    USD1,355

    Seen 5 hours ago

    Boston (BOS)Kaohsiung (KHH)Round-trip
    /
    Economy    		17/09/2026 - 17/10/2026

    From

    USD1,355

    Seen 11 hours ago

    Boston (BOS)Kaohsiung (KHH)Round-trip
    /
    Economy    		21/09/2026 - 17/10/2026

    From

    USD1,355

    Seen 11 hours ago

    Boston (BOS)Kaohsiung (KHH)Round-trip
    /
    Economy    		07/10/2026 - 14/10/2026

    From

    USD1,305

    Seen 21 hours ago

    Boston (BOS)Kaohsiung (KHH)Round-trip
    /
    Economy    		05/10/2026 - 14/10/2026

    From

    USD1,305

    Seen 21 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 Kaohsiung - selected offers

    Experience refined comfort in our award-winning Business class.

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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.