Cheap Flights from Boston to Kota Kinabalu from $1,268

Frequently Asked Questions

• What are the cheapest flights from Boston to Kota Kinabalu (BOS-BKI)?

  Based on Trip.com data, Cathay Pacific offers one-way fares as low as $1,268 on Cheapest nonstop routes (e.g. BOS to BKI on Sat, Jul 18), while Etihad Airways offers Cheapest nonstop round-trips from $1,856 departing on Wed, Jun 17 and returning on Sun, Jun 21.

• Which airlines offer flights from Boston to Kota Kinabalu?

  At the moment, several airlines serve connecting flights from Boston to Kota Kinabalu, including: Korean Air Selected airlines are based on historical data collected from flight bookings made by users on Trip.com within the last 90 days.

• When is the best time to book flights from Boston to Kota Kinabalu?

  By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Boston to Kota Kinabalu is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.

• How can I find the best deals on flights from Boston to Kota Kinabalu?

  To find best deals on flights from Boston to Kota Kinabalu, you can use various tools on Trip.com:
  · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Sat, Jul 18, with one-way flights priced at just $1,268.
  · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Cathay Pacific.
  · Set up price alerts to easily monitor ticket prices without having to check every day.
  · Check Trip.com flight deals and promo codes frequently.
  · Avoid peak season unless you book very early. It seems the peak season for Kota Kinabalu travel is around July.
  · Get exclusive promo codes for Trip.com app users.

• When are flight tickets from Boston (BOS) to Kota Kinabalu (BKI) the cheapest?

  The cheapest months to fly from Boston to Kota Kinabalu is August, when demand for travel is lower.

• Which upcoming date is cheapest to fly from Boston to Kota Kinabalu on?

  After crunching the numbers on our June flight calendar, it's currently cheapest to fly from Boston to Kota Kinabalu on June 21, 2026 with Cathay Pacific, with prices starting at $1,415.

• Which airports can I fly to for Kota Kinabalu from Boston?

  You can land at any one of the following hubs in Kota Kinabalu, with Boston Logan International Airport to Kota Kinabalu International Airport (BOS-BKI) is by far the most common option on this route: Kota Kinabalu International Airport (BKI).

• Is there any time difference between Boston and Kota Kinabalu?

  The time difference between Kota Kinabalu and Boston is 13h.

• How do I change or cancel my ticket from Boston to Kota Kinabalu?

  Tickets can only be changed or canceled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.