HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Busan

$603+ 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 3/19. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — PUS
fev 7 — fev 141
sáb 2/7
sáb 2/14
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Boston to Busan with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 janeiro 8, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$1,088
(Cathay Pacific)

One-way from

$603
(Kiwi.com)
Provider with most accurate pricing for Boston Logan Intl-Busan Gimhae flight deals.
Search Deals
Provider most trusted by Cheapflights users for Boston Logan Intl-Busan Gimhae flights.
Search Deals
From Boston Logan Intl to Busan Gimhae
Search Deals
One-way flight from Boston Logan Intl to Busan Gimhae
Search Deals

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 janeiro 8, 2026.

This Cathay Pacific deal was found by Cheapflights users on 1/5. 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.
qua 4/151:40 amBOS - PUS
1 stop22h 55mCathay Pacific
sex 5/82:20 pmPUS - BOS
1 stop21h 40mCathay Pacific
Deal found 1/5$1,088
This Gurufare deal was found by Cheapflights users on 1/5. 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.
sáb 4/181:40 amBOS - PUS
1 stop40h 20mCathay Pacific
dom 5/102:20 pmPUS - BOS
1 stop21h 40mCathay Pacific
Deal found 1/5$1,106
This Cathay Pacific deal was found by Cheapflights users on 1/5. 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.
qua 4/151:40 amBOS - PUS
1 stop22h 55mCathay Pacific
ter 5/127:45 amPUS - BOS
1 stop28h 15mCathay Pacific
Deal found 1/5$1,113
This Gurufare deal was found by Cheapflights users on 1/5. 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.
dom 4/191:40 amBOS - PUS
1 stop22h 55mCathay Pacific
dom 5/102:20 pmPUS - BOS
1 stop21h 40mCathay Pacific
Deal found 1/5$1,131
This Gurufare deal was found by Cheapflights users on 1/5. 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.
sáb 4/181:40 amBOS - PUS
1 stop22h 55mCathay Pacific
sex 5/87:45 amPUS - BOS
1 stop28h 15mCathay Pacific
Deal found 1/5$1,133
This Gurufare deal was found by Cheapflights users on 1/5. 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.
seg 4/201:40 amBOS - PUS
1 stop22h 55mCathay Pacific
dom 5/102:20 pmPUS - BOS
1 stop21h 40mCathay Pacific
Deal found 1/5$1,158
This Cathay Pacific deal was found by Cheapflights users on 1/5. 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.
qua 4/151:40 amBOS - PUS
1 stop22h 55mCathay Pacific
sáb 5/97:45 amPUS - BOS
1 stop28h 15mCathay Pacific
Deal found 1/5$1,163
This Gurufare deal was found by Cheapflights users on 1/5. 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.
sáb 4/181:40 amBOS - PUS
1 stop22h 55mCathay Pacific
sáb 5/97:45 amPUS - BOS
1 stop28h 15mCathay Pacific
Deal found 1/5$1,181
This Gurufare deal was found by Cheapflights users on 1/5. 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.
dom 4/191:40 amBOS - PUS
1 stop22h 55mCathay Pacific
ter 5/127:45 amPUS - BOS
1 stop28h 15mCathay Pacific
Deal found 1/5$1,183
This Cathay Pacific deal was found by Cheapflights users on 1/5. 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.
qua 4/151:40 amBOS - PUS
1 stop40h 20mCathay Pacific
qua 5/132:20 pmPUS - BOS
1 stop21h 40mCathay Pacific
Deal found 1/5$1,188
This Gurufare deal was found by Cheapflights users on 1/5. 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.
sáb 4/181:40 amBOS - PUS
1 stop22h 55mCathay Pacific
seg 5/112:20 pmPUS - BOS
1 stop21h 40mCathay Pacific
Deal found 1/5$1,206
This KAYAK deal was found by Cheapflights users on 1/5. 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.
sáb 4/181:40 amBOS - PUS
1 stop22h 55mCathay Pacific
ter 5/57:45 amPUS - BOS
1 stop28h 15mCathay Pacific
Deal found 1/5$1,230

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 janeiro 8, 2026.
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

qua 4/15

1:40 am-1:35 pm

1 stop22h 55m

Busan Gimhae

dom 5/10

2:20 pm-11:00 pm

1 stop21h 40m

$1,088

BostonBusan

BOS - PUS

BOSPUS

Boston Logan Intl

qua 4/15

1:40 am-1:35 pm

1 stop22h 55m

Busan Gimhae

ter 5/12

7:45 am-11:00 pm

1 stop28h 15m

$1,113

BostonBusan

BOS - PUS

BOSPUS

Boston Logan Intl

qua 4/15

1:40 am-1:35 pm

1 stop22h 55m

Busan Gimhae

sáb 5/9

7:45 am-11:00 pm

1 stop28h 15m

$1,163

BostonBusan

BOS - PUS

BOSPUS

Boston Logan Intl

qua 4/15

1:40 am-1:35 pm

1 stop22h 55m

Busan Gimhae

qui 5/7

2:20 pm-11:00 pm

1 stop21h 40m

$1,188

BostonBusan

BOS - PUS

BOSPUS

Boston Logan Intl

sáb 4/18

1:40 am-7:00 am

1 stop40h 20m

Busan Gimhae

qui 5/7

2:20 pm-11:00 pm

1 stop21h 40m

$1,238

BostonBusan

BOS - PUS

BOSPUS

Boston Logan Intl

seg 4/20

1:40 am-1:35 pm

1 stop22h 55m

Busan Gimhae

qui 5/7

2:20 pm-11:00 pm

1 stop21h 40m

$1,263

BostonBusan

BOS - PUS

BOSPUS

Boston Logan Intl

dom 4/19

1:40 am-1:35 pm

1 stop22h 55m

Busan Gimhae

qua 5/13

7:45 am-11:00 pm

1 stop28h 15m

$1,263

BostonBusan

BOS - PUS

BOSPUS

Boston Logan Intl

sáb 4/18

1:40 am-7:00 am

1 stop40h 20m

Busan Gimhae

qua 5/6

2:20 pm-11:00 pm

1 stop21h 40m

$1,309

BostonBusan

BOS - PUS

BOSPUS

Boston Logan Intl

ter 4/21

1:40 am-7:00 am

1 stop40h 20m

Busan Gimhae

sex 5/8

2:20 pm-11:00 pm

1 stop21h 40m

$1,309

BostonBusan

BOS - PUS

BOSPUS

Boston Logan Intl

ter 4/21

1:40 am-1:35 pm

1 stop22h 55m

Busan Gimhae

dom 5/10

2:20 pm-11:00 pm

1 stop21h 40m

$1,309

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/6

Showing 1-10 of 18 results
1
2

Compare providers for flights from Boston to Busan

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 Busan in January.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*1 star
AranGrantPrice Accuracy2 starsTrust Score*3 stars
JetabroadPrice Accuracy3 starsTrust Score*1 star
JustAirTicketPrice Accuracy-Trust 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-Busan flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Boston-Busan flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Boston-Busan flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Boston-Busan flights, Cheapflights users trust AranGrant the most. AranGrant 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-Busan 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 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.

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.

  • How long is the flight from Boston to Busan?

    Airlines like Cathay Pacific fly from Boston to Busan in about 22h 55m. The time it takes to get you to your destination can typically vary by up to . The distance between Boston and Busan is about 6928 mi.

  • 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.