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 52 minutes ago
Round trip/Economy
Oct 2026
FromUSD1,305*
Seen 11 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
    25

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    AUG

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    26

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    28

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    29

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    30

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    31

    Mon

  • BOS–KHH: cmp-view-offers-disclaimer. Find offers
    01

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    SEP

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    02

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  • BOS–KHH: cmp-view-offers-disclaimer. Find offers
    03

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  • BOS–KHH, 04/09/2026 – 25/09/2026: From USD1,639
    04

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  • BOS–KHH, 05/09/2026 – 25/09/2026: From USD1,639
    05

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  • BOS–KHH, 06/09/2026 – 25/09/2026: From USD1,639
    06

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  • BOS–KHH, 07/09/2026 – 25/09/2026: From USD1,589
    07

    Mon

  • BOS–KHH, 08/09/2026 – 25/09/2026: From USD1,589
    08

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  • BOS–KHH, 09/09/2026 – 25/09/2026: From USD1,589
    09

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  • BOS–KHH, 10/09/2026 – 25/09/2026: From USD1,589
    10

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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
    12

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

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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
    15

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  • BOS–KHH, 16/09/2026 – 25/09/2026: From USD1,589
    16

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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

    Fri

  • 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

    Sun

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

    Mon

  • 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
    24

    Thu

    • 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.

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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 52 minutes ago

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

    From

    USD1,355

    Seen 52 minutes ago

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

    From

    USD1,355

    Seen 52 minutes ago

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

    From

    USD1,355

    Seen 52 minutes ago

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

    From

    USD1,355

    Seen 52 minutes ago

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

    From

    USD1,305

    Seen 11 hours ago

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

    From

    USD1,305

    Seen 11 hours ago

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

    From

    USD1,355

    Seen 20 hours ago

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

    From

    USD1,355

    Seen 20 hours ago

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

    From

    USD1,355

    Seen 20 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.

    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.