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Kaohsiung City

$779+ Cheap flights from Boston (BOS) to Kaohsiung City (KHH)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/22. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — KHH
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
1 adult, Economy
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Cheap flight deals from Boston to Kaohsiung City

Best flights from Boston to Kaohsiung City
Discover carefully curated flight deals from Boston to Kaohsiung City that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 12, 2025.

This United Airlines deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/228:15 amBOS - KHH
2 stops24h 05mUnited Airlines
Mon 1/2611:30 amKHH - BOS
2 stops23h 12mUnited Airlines
Deal found 12/10$779
This Cathay Pacific deal was found by Cheapflights users on 12/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/2112:30 amBOS - KHH
1 stop28h 45mCathay Pacific
Mon 1/266:55 amKHH - BOS
1 stop28h 05mCathay Pacific
Deal found 12/9$976
This United Airlines deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/257:07 pmBOS - KHH
3 stops37h 13mUnited Airlines
Sat 1/3111:30 amKHH - BOS
2 stops23h 12mUnited Airlines
Deal found 12/10$834
This oojo deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/2412:30 amBOS - KHH
1 stop20h 55mCathay Pacific
Sat 1/317:25 pmKHH - BOS
1 stop39h 35mCathay Pacific
Deal found 12/10$1,052

Find flight deals from Boston to Kaohsiung City

Discover tips and strategies to find the most affordable flight options for your journey from Boston (BOS) to Kaohsiung City (KHH). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated December 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$779
(United Airlines)

Popular in

June

Cheapest in

September

Average price

$862
Provider with most accurate pricing for Boston Logan Intl-Kaohsiung City flight deals.
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Provider most trusted by Cheapflights users for Boston Logan Intl-Kaohsiung City flights.
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From Boston Logan Intl to Kaohsiung City
Search Deals
Highest demand for flights based on searches. 15% potential increase in price ($191 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($56 potential savings vs. average RT price).
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Average for round-trip flights in December 2025
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Boston to Kaohsiung City that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 12, 2025.
Use the filters below to find and compare flights from Boston to Kaohsiung City that are best for you.

Fly from

Boston

Fly to

Kaohsiung City

Route

Depart

Return

Price

BostonKaohsiung City

BOS - KHH

BOSKHH

Boston Logan Intl

Thu 1/22

8:15 am-9:20 pm

2 stops24h 05m

Kaohsiung City

Mon 1/26

11:30 am-9:42 pm

2 stops23h 12m

$779

BostonKaohsiung City

BOS - KHH

BOSKHH

Boston Logan Intl

Sun 1/25

7:07 pm-9:20 pm

3 stops37h 13m

Kaohsiung City

Sat 1/31

11:30 am-9:42 pm

2 stops23h 12m

$834

BostonKaohsiung City

BOS - KHH

BOSKHH

Boston Logan Intl

Wed 1/21

12:30 am-6:15 pm

1 stop28h 45m

Kaohsiung City

Mon 1/26

6:55 am-10:00 pm

1 stop28h 05m

$976

BostonKaohsiung City

BOS - KHH

BOSKHH

Boston Logan Intl

Sat 1/24

12:30 am-10:25 am

1 stop20h 55m

Kaohsiung City

Sat 1/31

7:25 pm-10:00 pm

1 stop39h 35m

$1,052

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/10

Compare providers for flights from Boston to Kaohsiung City

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Boston to Kaohsiung City in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Boston-Kaohsiung City flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Boston-Kaohsiung City flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Boston-Kaohsiung City flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Boston-Kaohsiung City flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Boston-Kaohsiung City flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Boston to Kaohsiung City

Have a flexible travel schedule? Discover the best time to fly to Kaohsiung City from Boston with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Boston to Kaohsiung City

What is the cheapest month to book a flight from Boston to Kaohsiung City?

Currently, December is the cheapest month in which you can book a flight from Boston to Kaohsiung City (average of $604). Flying from Boston to Kaohsiung City in June is currently the most expensive (average of $1,557). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing Kaohsiung City

Get insights into the airlines that provide service to Kaohsiung City. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Kaohsiung City. Reviews last updated December 12, 2025.
Read reviews from past customers who have flown Cathay Pacific and United Airlines from Boston to Kaohsiung City. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Cathay Pacific
7.6
Good
1,095 reviews

Crew

8.1

Food

7.3

Comfort

7.6

Entertainment

7.8

Boarding

7.9

Overall

7.6

Reviews

1 / 20
6.0
Good

Anonymous,Sep 2025

PNH - HKG

Everything was good except the typhoon that cause cancelation of my return flight with i had not got any compensation for
Cathay Pacific
7.6
Good
1,095 reviews
Cathay Pacific
7.6
Good
1,095 reviews

Crew

8.1

Food

7.3

Comfort

7.6

Entertainment

7.8

Boarding

7.9

Overall

7.6

Reviews

1 / 20
6.0
Good

Anonymous,Sep 2025

PNH - HKG

Everything was good except the typhoon that cause cancelation of my return flight with i had not got any compensation for
United Airlines
7.4
Good
9,094 reviews
Cathay Pacific
7.6
Good
1,095 reviews

Crew

8.1

Food

7.3

Comfort

7.6

Entertainment

7.8

Boarding

7.9

Overall

7.6

Reviews

1 / 20
6.0
Good

Anonymous,Sep 2025

PNH - HKG

Everything was good except the typhoon that cause cancelation of my return flight with i had not got any compensation for

Related info for your journey

Find useful and relevant information for your journey from Boston to Kaohsiung City. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Boston to Kaohsiung City?

    Airlines like United Airlines fly from Boston to Kaohsiung City in about 24h 05m. The time it takes to get you to your destination can typically vary by up to . Airlines will cover a distance of 7886 mi.

  • What are the cheapest airlines flying from Boston to Kaohsiung City round-trip?

    Cheapflights users have booked flights from Boston to Kaohsiung City round-trip from $604. Another airline that can offer you cheap pricing is Cathay Pacific. Users have found that United Airlines is 44% cheaper than the other options available to this destination.

  • Can I find deals for flights from Boston to Kaohsiung City that include hotel bookings?

    Yes. In addition to deals on Boston to Kaohsiung City flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Boston to Kaohsiung City?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Boston to Kaohsiung City.

  • Can I find deals for business class flights from Boston to Kaohsiung City?

    Yes. Cheapflights offers flight deals from Boston to Kaohsiung City by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Boston to Kaohsiung City?

    Currently, December is the cheapest month in which you can book a flight from Boston to Kaohsiung City (average of $604). Flying from Boston to Kaohsiung City in June is currently the most expensive (average of $1,557). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Complete your trip

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Top 2 airlines flying from Boston to Kaohsiung City

Discover the top 2 airlines that operate flights from Boston to Kaohsiung City. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$604Average$781FlexibilityNo cancel feeOn-time69%
Cathay PacificCheapest$854Average$1,062FlexibilityNo cancel feeOn-time72%

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