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Cheap flights from Boston to Kota Kinabalu from $1,259

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Boston to Kota Kinabalu departing on 10/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Boston to Kota Kinabalu

Cheap round-trip flights

Enter your travel dates to find the best prices.
Etihad Airways Logo
4:25 pm - 10:00 am
BOS
-
BKI
53h 35m
2 stops
Etihad Airways Logo
11:35 am - 3:10 pm
BKI
-
BOS
39h 35m
2 stops
$1,259Etihad Airways
Thu, Oct 1 - Sat, Oct 31
Multiple Airlines Logo
4:25 pm - 2:15 pm
BOS
-
BKI
33h 50m
2 stops
Multiple Airlines Logo
4:20 pm - 2:40 pm
BKI
-
BOS
34h 20m
2 stops
$1,280Multiple Airlines
Sat, Sep 19 - Sat, Oct 3
Etihad Airways Logo
4:25 pm - 10:15 pm
BOS
-
BKI
41h 50m
2 stops
Etihad Airways Logo
1:00 pm - 2:40 pm
BKI
-
BOS
37h 40m
2 stops
$1,487Etihad Airways
Sun, Jun 21 - Mon, Jul 6
Multiple Airlines Logo
4:25 pm - 2:15 pm
BOS
-
BKI
33h 50m
2 stops
Multiple Airlines Logo
11:00 am - 2:40 pm
BKI
-
BOS
39h 40m
2 stops
$1,507Multiple Airlines
Thu, Jun 18 - Mon, Jul 6
Etihad Airways Logo
4:25 pm - 10:15 pm
BOS
-
BKI
41h 50m
2 stops
Etihad Airways Logo
11:00 am - 2:40 pm
BKI
-
BOS
39h 40m
2 stops
$1,527Etihad Airways
Fri, Jun 19 - Mon, Jul 6
Etihad Airways Logo
4:25 pm - 10:15 pm
BOS
-
BKI
41h 50m
2 stops
Etihad Airways Logo
1:00 pm - 2:40 pm
BKI
-
BOS
37h 40m
2 stops
$1,539Etihad Airways
Sun, Sep 20 - Thu, Sep 24
Etihad Airways Logo
4:25 pm - 10:15 pm
BOS
-
BKI
41h 50m
2 stops
Etihad Airways Logo
1:00 pm - 2:40 pm
BKI
-
BOS
61h 40m
2 stops
$1,540Etihad Airways
Sun, Sep 20 - Thu, Sep 24
Multiple Airlines Logo
4:25 pm - 2:15 pm
BOS
-
BKI
33h 50m
2 stops
Multiple Airlines Logo
1:00 pm - 2:40 pm
BKI
-
BOS
37h 40m
2 stops
$1,547Multiple Airlines
Thu, Jun 18 - Sun, Jul 5
Etihad Airways Logo
4:25 pm - 10:00 am
BOS
-
BKI
53h 35m
2 stops
Etihad Airways Logo
1:00 pm - 2:40 pm
BKI
-
BOS
37h 40m
2 stops
$1,567Etihad Airways
Fri, Jun 19 - Sun, Jul 5
Etihad Airways Logo
4:25 pm - 10:15 pm
BOS
-
BKI
41h 50m
2 stops
Etihad Airways Logo
1:00 pm - 2:40 pm
BKI
-
BOS
37h 40m
2 stops
$1,585Etihad Airways
Sun, Jun 21 - Wed, Jul 1

Emirates flights from Boston to Kota Kinabalu

Our best Emirates deals on Boston to Kota Kinabalu flight tickets
Emirates
Jun 16
BOS11:05 pmBoston Logan Intl
35h 10m
2 stops
BKI10:15 pmKota Kinabalu
Jul 7
BKI1:00 pmKota Kinabalu
37h 10m
2 stops
BOS2:10 pmBoston Logan Intl
$2,066
Emirates
Jun 16
BOS11:05 pmBoston Logan Intl
35h 10m
2 stops
BKI10:15 pmKota Kinabalu
Jul 5
BKI1:00 pmKota Kinabalu
37h 10m
2 stops
BOS2:10 pmBoston Logan Intl
$2,074
Emirates
Jun 16
BOS11:05 pmBoston Logan Intl
35h 10m
2 stops
BKI10:15 pmKota Kinabalu
Jul 4
BKI1:00 pmKota Kinabalu
37h 10m
2 stops
BOS2:10 pmBoston Logan Intl
$2,116

Korean Air flights from Boston to Kota Kinabalu

Our best Korean Air deals on Boston to Kota Kinabalu flight tickets
Korean Air
Jun 16
BOS12:55 pmBoston Logan Intl
22h 40m
1 stop
BKI11:35 pmKota Kinabalu
Jul 6
BKI12:35 amKota Kinabalu
27h 33m
2 stops
BOS4:08 pmBoston Logan Intl
$2,144
Korean Air
Jun 16
BOS12:55 pmBoston Logan Intl
22h 40m
1 stop
BKI11:35 pmKota Kinabalu
Jul 2
BKI12:35 amKota Kinabalu
42h 49m
2 stops
BOS7:24 amBoston Logan Intl
$2,194
Korean Air
Jun 16
BOS12:55 pmBoston Logan Intl
22h 40m
1 stop
BKI11:35 pmKota Kinabalu
Jul 5
BKI12:35 amKota Kinabalu
34h 06m
2 stops
BOS10:41 pmBoston Logan Intl
$2,219

momondo 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, momondo users made 832,500 searches. Data last updated May 21, 2026.
Use the filters below to find and compare flights from Boston to Kota Kinabalu that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BostonKota Kinabalu

BOS - BKI

BOSBKI

Boston Logan Intl

Thu 10/1

4:25 pm-10:00 am

2 stops53h 35m

Kota Kinabalu

Sat 10/31

11:35 am-3:10 pm

2 stops39h 35m

$1,259
Quickest round-trip

BostonKota Kinabalu

BOS - BKI

BOSBKI

Boston Logan Intl

Sat 9/19

4:25 pm-2:15 pm

2 stops33h 50m

Kota Kinabalu

Sat 10/3

4:20 pm-2:40 pm

2 stops34h 20m

$1,280

BostonKota Kinabalu

BOS - BKI

BOSBKI

Boston Logan Intl

Sun 6/21

4:25 pm-10:15 pm

2 stops41h 50m

Kota Kinabalu

Mon 7/6

1:00 pm-2:40 pm

2 stops37h 40m

$1,487

BostonKota Kinabalu

BOS - BKI

BOSBKI

Boston Logan Intl

Thu 6/18

4:25 pm-2:15 pm

2 stops33h 50m

Kota Kinabalu

Mon 7/6

11:00 am-2:40 pm

2 stops39h 40m

$1,507

BostonKota Kinabalu

BOS - BKI

BOSBKI

Boston Logan Intl

Fri 6/19

4:25 pm-10:15 pm

2 stops41h 50m

Kota Kinabalu

Mon 7/6

11:00 am-2:40 pm

2 stops39h 40m

$1,527

BostonKota Kinabalu

BOS - BKI

BOSBKI

Boston Logan Intl

Sun 9/20

4:25 pm-10:15 pm

2 stops41h 50m

Kota Kinabalu

Thu 9/24

1:00 pm-2:40 pm

2 stops37h 40m

$1,539

BostonKota Kinabalu

BOS - BKI

BOSBKI

Boston Logan Intl

Sun 9/20

4:25 pm-10:15 pm

2 stops41h 50m

Kota Kinabalu

Thu 9/24

1:00 pm-2:40 pm

2 stops61h 40m

$1,540

BostonKota Kinabalu

BOS - BKI

BOSBKI

Boston Logan Intl

Thu 6/18

4:25 pm-2:15 pm

2 stops33h 50m

Kota Kinabalu

Sun 7/5

1:00 pm-2:40 pm

2 stops37h 40m

$1,547

BostonKota Kinabalu

BOS - BKI

BOSBKI

Boston Logan Intl

Fri 6/19

4:25 pm-10:00 am

2 stops53h 35m

Kota Kinabalu

Sun 7/5

1:00 pm-2:40 pm

2 stops37h 40m

$1,567

BostonKota Kinabalu

BOS - BKI

BOSBKI

Boston Logan Intl

Sun 6/21

4:25 pm-10:15 pm

2 stops41h 50m

Kota Kinabalu

Wed 7/1

1:00 pm-2:40 pm

2 stops37h 40m

$1,585

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from Boston to Kota Kinabalu

Are you open to changing your travel dates? Check out the ideal times to fly from Boston to Kota Kinabalu according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Boston to Kota Kinabalu (BOS to BKI) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Boston to Kota Kinabalu

Fastest flight time

28h 25m

Direct flights

None
The fastest flight from Boston to Kota Kinabalu takes 28h 25m
There are no direct flights from Boston to Kota Kinabalu. There are no popular flight routes from Boston to Kota Kinabalu.
Search flight deals

Frequently asked questions about flying from Boston to Kota Kinabalu

  • How far is Boston Logan Intl to Kota Kinabalu by plane?

    A flight from Boston Logan Intl to Kota Kinabalu will travel around 9060.8 mi. Flights usually cover this in 28h 25m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Boston Logan Intl Airport to Kota Kinabalu Airport?

    Prices for flights from Boston Logan Intl Airport to Kota Kinabalu Airport refresh daily.

  • How old do you have to be to fly from Boston Logan Intl Airport to Kota Kinabalu Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Boston Logan Intl Airport to Kota Kinabalu Airport.

  • What documentation or ID do you need to fly to Kota Kinabalu Airport?

    The travel and health documents required for your trip to Kota Kinabalu Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Kota Kinabalu Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Frequently asked questions about flying from Boston to Kota Kinabalu

  • How do I get Price Alerts for flights from Boston to Kota Kinabalu?

    Confirm your travel details to search for the latest offers for flights from Boston to Kota Kinabalu. While browsing offers there will be the option to toggle “Price Alerts”. You’ll then receive updates when prices for the flight route increase or decrease.

  • How can I save money on flights from Boston to Kota Kinabalu with momondo?

    By using tools like our “Price Calendar”, you can see the best day to fly round-trip for your travels. Our “Price Forecast” tool uses AI to predict whether you should purchase or hold off on booking for potentially cheaper prices. Explore shows you all flight options from a city or airport to build your own unique adventure. The Discover blog also provides valuable insights for saving money while booking your experience. After searching you can toggle on “Price Alerts” to track prices for your desired flight and book at the ideal moment.

  • How does momondo find its flight prices?

    We aggregate our prices from over 700+ competitors from airlines to OTAs. We operate in over 30 markets worldwide to show you a wide range of travel options.

Why use momondo?

Why should I use momondo to find a flight deal from Boston to Kota Kinabalu?

It is quick and easy to find Boston to Kota Kinabalu flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Kota Kinabalu that suits you.

Can I find flights from Boston to Kota Kinabalu with flexible booking policies on momondo?

Flights from Boston to Kota Kinabalu with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Boston to Kota Kinabalu?

momondo helps you find the best flight between Boston and Kota Kinabalu by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Boston to Kota Kinabalu right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Boston to Kota Kinabalu flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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