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$489+ Cheap flights from Boston (BOS) to Busan (PUS)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/26. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — PUS
Aug 22 — Aug 291
Fri 8/22
Fri 8/29
1 adult, Economy
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Cheap flight deals from Boston to Busan

Discover tips and strategies to find the most affordable flight options for your journey from Boston (BOS) to Busan (PUS). 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 August 17, 2025.

Round-trip from

$1,183
(Ovago)

One-way from

$489
(Kiwi.com)
From Boston Logan Intl to Busan Gimhae
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One-way flight from Boston Logan Intl to Busan Gimhae
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Find flight deals from Boston to Busan

Cheapest flights from Boston to Busan
Explore the most affordable flight options available from Boston to Busan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 17, 2025.

This Ovago deal was found by Cheapflights users on 8/16. 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.
Sun 9/71:40 amBOS - PUS
1 stop40h 20mCathay Pacific
Thu 9/252:20 pmPUS - BOS
1 stop21h 40mCathay Pacific
Deal found 8/16$1,183
This Expedia deal was found by Cheapflights users on 8/16. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/86:55 pmBOS - PUS
2 stops52h 15mMultiple Airlines
Thu 9/257:35 amPUS - BOS
2 stops26h 50mMultiple Airlines
Deal found 8/16$1,209
This Ovago deal was found by Cheapflights users on 8/17. 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.
Mon 9/11:40 amBOS - PUS
1 stop22h 55mCathay Pacific
Fri 9/197:45 amPUS - BOS
1 stop28h 15mCathay Pacific
Deal found 8/17$1,211
This Ovago deal was found by Cheapflights users on 8/17. 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.
Sun 8/311:40 amBOS - PUS
1 stop40h 20mCathay Pacific
Sat 9/207:45 amPUS - BOS
1 stop28h 15mCathay Pacific
Deal found 8/17$1,226
This Trip.com deal was found by Cheapflights users on 8/17. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/71:40 amBOS - PUS
2 stops28h 35mMultiple Airlines
Sat 9/277:45 amPUS - BOS
2 stops52h 15mMultiple Airlines
Deal found 8/17$1,234
This Gurufare deal was found by Cheapflights users on 8/17. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/11:40 amBOS - PUS
1 stop22h 55mMultiple Airlines
Sat 9/2010:40 amPUS - BOS
2 stops25h 20mMultiple Airlines
Deal found 8/17$1,239
This Expedia deal was found by Cheapflights users on 8/17. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/11:40 amBOS - PUS
1 stop22h 55mMultiple Airlines
Fri 9/198:05 amPUS - BOS
2 stops27h 55mMultiple Airlines
Deal found 8/17$1,273
This Expedia deal was found by Cheapflights users on 8/17. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/311:40 amBOS - PUS
1 stop40h 20mMultiple Airlines
Sat 9/208:45 amPUS - BOS
2 stops27h 15mMultiple Airlines
Deal found 8/17$1,288
This Gurufare deal was found by Cheapflights users on 8/17. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/29:30 amBOS - PUS
2 stops37h 15mAir China
Fri 9/1912:45 pmPUS - BOS
2 stops31h 33mAir China
Deal found 8/17$1,293
This Ovago deal was found by Cheapflights users on 8/16. 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.
Wed 9/171:40 amBOS - PUS
1 stop40h 20mCathay Pacific
Thu 9/252:20 pmPUS - BOS
1 stop21h 40mCathay Pacific
Deal found 8/16$1,345

Cheapflights Fare Finder

 
Customize your flight search to find flights from Boston to Busan 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 August 17, 2025.
Use the filters below to find and compare flights from Boston to Busan that are best for you.

Fly from

Boston

Fly to

Busan

Route

Depart

Return

Price

BostonBusan

BOS - PUS

BOSPUS

Boston Logan Intl

Sun 9/7

1:40 am-7:00 am

1 stop40h 20m

Busan Gimhae

Thu 9/25

2:20 pm-11:00 pm

1 stop21h 40m

$1,183

BostonBusan

BOS - PUS

BOSPUS

Boston Logan Intl

Mon 9/8

6:55 pm-12:10 pm

2 stops52h 15m

Busan Gimhae

Thu 9/25

7:35 am-9:25 pm

2 stops26h 50m

$1,209

BostonBusan

BOS - PUS

BOSPUS

Boston Logan Intl

Mon 9/1

1:40 am-1:35 pm

1 stop22h 55m

Busan Gimhae

Fri 9/19

7:45 am-11:00 pm

1 stop28h 15m

$1,211

BostonBusan

BOS - PUS

BOSPUS

Boston Logan Intl

Mon 9/1

1:40 am-1:35 pm

1 stop22h 55m

Busan Gimhae

Sat 9/20

7:45 am-11:00 pm

1 stop28h 15m

$1,211

BostonBusan

BOS - PUS

BOSPUS

Boston Logan Intl

Sun 8/31

1:40 am-7:00 am

1 stop40h 20m

Busan Gimhae

Sat 9/20

7:45 am-11:00 pm

1 stop28h 15m

$1,226

BostonBusan

BOS - PUS

BOSPUS

Boston Logan Intl

Sun 9/7

1:40 am-7:15 pm

2 stops28h 35m

Busan Gimhae

Sat 9/27

7:45 am-11:00 pm

2 stops52h 15m

$1,234

BostonBusan

BOS - PUS

BOSPUS

Boston Logan Intl

Mon 9/1

1:40 am-1:35 pm

1 stop22h 55m

Busan Gimhae

Sat 9/20

10:40 am-11:00 pm

2 stops25h 20m

$1,239

BostonBusan

BOS - PUS

BOSPUS

Boston Logan Intl

Mon 9/1

1:40 am-1:35 pm

1 stop22h 55m

Busan Gimhae

Fri 9/19

8:05 am-11:00 pm

2 stops27h 55m

$1,273

BostonBusan

BOS - PUS

BOSPUS

Boston Logan Intl

Sun 8/31

1:40 am-7:00 am

1 stop40h 20m

Busan Gimhae

Sat 9/20

8:45 am-11:00 pm

2 stops27h 15m

$1,288

BostonBusan

BOS - PUS

BOSPUS

Boston Logan Intl

Tue 9/2

9:30 am-11:45 am

2 stops37h 15m

Busan Gimhae

Fri 9/19

12:45 pm-7:18 am

2 stops31h 33m

$1,293

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/17

Showing 1-10 of 15 results
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Best time to book a flight from Boston to Busan

Have a flexible travel schedule? Discover the best time to fly to Busan 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 Busan

What is the cheapest time of day to fly from BOS to PUS?

Find hourly flight availability from Boston to Busan. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 17, 2025.

It’s typically best to fly out from Boston to Busan in the afternoon. Doing so could potentially save you 44% on the flight price compared to flying in the morning, which is usually more expensive.

Related info for your journey

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

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

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

  • How can I find direct flights from Boston to Busan?

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

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

    Yes. Cheapflights offers flight deals from Boston to Busan 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 Busan?

    Currently, August is the cheapest month in which you can book a flight from Boston to Busan (average of $1,166). Flying from Boston to Busan in December is currently the most expensive (average of $2,247). 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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