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Kota Kinabalu

$1,031+ Cheap flights from Boston (BOS) to Kota Kinabalu (BKI)

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 10/1. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — BKI
Feb 11 — Feb 181
Wed 2/11
Wed 2/18
1 adult, Economy
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Cheap flight deals from Boston to Kota Kinabalu

Discover tips and strategies to find the most affordable flight options for your journey from Boston (BOS) to Kota Kinabalu (BKI). 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 January 12, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$1,143
(Etihad Airways)
Provider with most accurate pricing for Boston Logan Intl-Kota Kinabalu flight deals.
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Provider most trusted by Cheapflights users for Boston Logan Intl-Kota Kinabalu flights.
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From Boston Logan Intl to Kota Kinabalu
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Find flight deals from Boston to Kota Kinabalu

Cheapest flights from Boston to Kota Kinabalu
Explore the most affordable flight options available from Boston to Kota Kinabalu. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 12, 2026.

This oojo deal was found by Cheapflights users on 1/12. 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.
Thu 10/11:20 pm
BOS
-
BKI
2 stops44h 15m
Japan Airlines
Sat 10/316:00 pm
BKI
-
BOS
2 stops36h 25m
Japan Airlines
Deal found 1/12$1,031
This Etihad Airways deal was found by Cheapflights users on 1/11. 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 Etihad Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/223:40 pm
BOS
-
BKI
2 stops41h 30m
Etihad Airways
Mon 1/2611:00 am
BKI
-
BOS
2 stops64h 10m
Etihad Airways
Deal found 1/11$1,143
This oojo deal was found by Cheapflights users on 1/11. 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 2/143:40 pm
BOS
-
BKI
2 stops53h 20m
Etihad Airways
Sat 3/711:00 am
BKI
-
BOS
2 stops64h 10m
Etihad Airways
Deal found 1/11$1,275
This Cathay Pacific deal was found by Cheapflights users on 1/11. 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 am
BOS
-
BKI
1 stop35h 00m
Cathay Pacific
Sun 1/251:30 am
BKI
-
BOS
1 stop33h 30m
Cathay Pacific
Deal found 1/11$1,483
This Emirates deal was found by Cheapflights users on 1/12. 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 Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/2610:10 pm
BOS
-
BKI
2 stops46h 50m
Emirates
Thu 3/57:05 am
BKI
-
BOS
2 stops43h 50m
Emirates
Deal found 1/12$1,604
This FlightHub deal was found by Cheapflights users on 1/12. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/171:35 pm
BOS
-
BKI
2 stops45h 20m
Japan Airlines
Sun 6/285:20 am
BKI
-
BOS
2 stops48h 50m
Japan Airlines
Deal found 1/12$2,014
This Korean Air deal was found by Cheapflights users on 1/10. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/2211:00 am
BOS
-
BKI
1 stop24h 10m
Korean Air
Sun 1/251:10 am
BKI
-
BOS
2 stops43h 23m
Korean Air
Deal found 1/10$2,757
This Ovago deal was found by Cheapflights users on 1/10. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/1312:30 am
BOS
-
BKI
1 stop35h 00m
Multiple Airlines
Sat 3/77:20 am
BKI
-
BOS
2 stops27h 40m
Multiple Airlines
Deal found 1/10$4,944
This KAYAK deal was found by Cheapflights users on 1/10. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/1312:30 am
BOS
-
BKI
1 stop35h 00m
Cathay Pacific
Fri 3/61:30 am
BKI
-
BOS
1 stop33h 30m
Cathay Pacific
Deal found 1/10$4,982

Cheapflights Fare Finder

 
Customize your flight search to find flights from Boston to Kota Kinabalu 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 January 12, 2026.
Use the filters below to find and compare flights from Boston to Kota Kinabalu that are best for you.

Fly from

Boston

Fly to

Kota Kinabalu

Route

Depart

Return

Price

BostonKota Kinabalu

BOS - BKI

BOSBKI

Boston Logan Intl

Thu 1/22

3:40 pm-10:10 pm

2 stops41h 30m

Kota Kinabalu

Mon 1/26

7:05 am-2:10 pm

2 stops68h 05m

$1,143

BostonKota Kinabalu

BOS - BKI

BOSBKI

Boston Logan Intl

Sat 2/14

3:40 pm-10:00 am

2 stops53h 20m

Kota Kinabalu

Sat 3/7

7:05 am-2:10 pm

2 stops68h 05m

$1,275

BostonKota Kinabalu

BOS - BKI

BOSBKI

Boston Logan Intl

Wed 1/21

12:30 am-12:30 am

1 stop35h 00m

Kota Kinabalu

Sun 1/25

1:30 am-10:00 pm

1 stop33h 30m

$1,483

BostonKota Kinabalu

BOS - BKI

BOSBKI

Boston Logan Intl

Thu 2/26

10:10 pm-10:00 am

2 stops46h 50m

Kota Kinabalu

Thu 3/5

7:05 am-1:55 pm

2 stops43h 50m

$1,604

BostonKota Kinabalu

BOS - BKI

BOSBKI

Boston Logan Intl

Wed 6/17

1:35 pm-10:55 pm

2 stops45h 20m

Kota Kinabalu

Sun 6/28

5:20 am-6:10 pm

2 stops48h 50m

$2,014

BostonKota Kinabalu

BOS - BKI

BOSBKI

Boston Logan Intl

Fri 2/13

12:30 am-12:30 am

1 stop35h 00m

Kota Kinabalu

Fri 3/6

1:30 am-10:00 pm

1 stop33h 30m

$4,982

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/10

Compare providers for flights from Boston to Kota Kinabalu

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 Kota Kinabalu in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star

*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-Kota Kinabalu flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Boston-Kota Kinabalu flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Boston-Kota Kinabalu flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Boston-Kota Kinabalu flights, Cheapflights users trust Expedia the most. Expedia 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-Kota Kinabalu 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 Kota Kinabalu

Have a flexible travel schedule? Discover the best time to fly to Kota Kinabalu 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.

Related info for your journey

Find useful and relevant information for your journey from Boston to Kota Kinabalu. 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 Kota Kinabalu?

    Departing from Boston to Kota Kinabalu will take you 35h. The distance from Boston to Kota Kinabalu is about 9064 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • Can I find deals for flights from Boston to Kota Kinabalu that include hotel bookings?

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

  • How can I find direct flights from Boston to Kota Kinabalu?

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

  • Can I find deals for business class flights from Boston to Kota Kinabalu?

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

See more FAQs

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