$680+ Cheap flights from Boston (BOS) to Busan (PUS)
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 3/24. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — PUS
Nov 1 — Nov 81
Round-trip
1 adult, Economy
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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
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Best
Last-minute
One-way
Cheapest flights from Boston to BusanExplore 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 October 2, 2026.
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 October 2, 2026.
This Orbitz deal was found by Cheapflights users on 9/28. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/306:00 am -
2 stops38h 35m
Tue 10/207:10 pm -
2 stops32h 35m
Deal found 9/28![Multiple Airlines logo]()
$1,329
This EVA Air deal was found by Cheapflights users on 10/1. 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 EVA Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/66:40 pm -
2 stops34h 20m
Tue 10/276:55 pm -
2 stops24h 49m
Deal found 10/1![Multiple Airlines logo]()
$1,355
This FlightHub deal was found by Cheapflights users on 9/28. 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.
Thu 11/196:10 am -
2 stops39h 25m
Mon 11/305:50 pm -
2 stops39h 11m
Deal found 9/28![China Eastern logo]()
$1,356
This Alaska Airlines deal was found by Cheapflights users on 9/29. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/136:20 pm -
2 stops47h 50m
Fri 11/204:10 pm -
2 stops21h 49m
Deal found 9/29![Alaska Airlines logo]()
$1,365
This Tourvis deal was found by Cheapflights users on 9/29. 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 Tourvis is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/37:09 am -
2 stops35h 36m
Mon 10/510:40 am -
2 stops33h 46m
Deal found 9/29![Alaska Airlines logo]()
$1,378
This Alaska Airlines deal was found by Cheapflights users on 9/28. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/127:13 am -
2 stops34h 57m
Thu 11/194:10 pm -
2 stops21h 48m
Deal found 9/28![Alaska Airlines logo]()
$1,381
This oojo deal was found by Cheapflights users on 9/28. 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.
Wed 11/1812:30 am -
1 stop22h 40m
Sun 11/291:55 pm -
1 stop22h 05m
Deal found 9/28![Cathay Pacific logo]()
$1,418
This FlightHub deal was found by Cheapflights users on 9/30. 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.
Sat 10/104:22 pm -
2 stops29h 53m
Thu 10/1510:30 am -
2 stops34h 46m
Deal found 9/30![Multiple Airlines logo]()
$1,445
This oojo deal was found by Cheapflights users on 9/27. 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 10/106:40 pm -
2 stops26h 40m
Thu 10/157:10 pm -
2 stops25h 16m
Deal found 9/27![EVA Air logo]()
$1,451
Best flights from Boston to BusanDiscover carefully curated flight deals from Boston to Busan that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 2, 2026.
Discover carefully curated flight deals from Boston to Busan that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 2, 2026.
This China Airlines deal was found by Cheapflights users on 9/29. 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 China Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/135:30 pm -
2 stops27h 20m
Tue 2/211:50 am -
2 stops33h 11m
Deal found 9/29![Multiple Airlines logo]()
$1,348
This Alaska Airlines deal was found by Cheapflights users on 9/29. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/136:20 pm -
2 stops47h 50m
Fri 11/204:10 pm -
2 stops21h 49m
Deal found 9/29![Alaska Airlines logo]()
$1,365
This Cathay Pacific deal was found by Cheapflights users on 9/27. 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.
Sat 10/171:45 am -
1 stop22h 50m
Wed 10/217:45 am -
1 stop28h 20m
Deal found 9/27![Cathay Pacific logo]()
$1,721
This FlightHub deal was found by Cheapflights users on 9/27. 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.
Thu 11/196:10 am -
2 stops39h 25m
Sun 11/295:50 pm -
2 stops41h 33m
Deal found 9/27![China Eastern logo]()
$1,764
This Korean Air deal was found by Cheapflights users on 9/28. 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 11/1911:10 am -
1 stop19h 35m
Mon 11/304:10 pm -
1 stop30h 40m
Deal found 9/28![Korean Air logo]()
$2,217
This Delta deal was found by Cheapflights users on 9/27. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1911:10 am -
1 stop33h 40m
Sun 11/297:00 am -
2 stops25h 59m
Deal found 9/27![Delta logo]()
$2,439
This Alaska Airlines deal was found by Cheapflights users on 9/28. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/127:13 am -
2 stops34h 57m
Thu 11/194:10 pm -
2 stops21h 48m
Deal found 9/28![Alaska Airlines logo]()
$1,381
This FlightHub deal was found by Cheapflights users on 9/30. 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.
Thu 11/194:44 pm -
2 stops35h 11m
Sun 11/296:55 pm -
2 stops50h 45m
Deal found 9/30![Multiple Airlines logo]()
$1,669
Last-minute flights from Boston to BusanDiscover last-minute flight deals from Boston to Busan. Data last updated October 2, 2026 and is based on user searches.
Discover last-minute flight deals from Boston to Busan. Data last updated October 2, 2026 and is based on user searches.
This Tourvis deal was found by Cheapflights users on 9/29. 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 Tourvis is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/37:09 am -
2 stops35h 36m
Mon 10/510:40 am -
2 stops33h 46m
Deal found 9/29![Alaska Airlines logo]()
$1,378
This EVA Air deal was found by Cheapflights users on 10/1. 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 EVA Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/66:40 pm -
2 stops34h 20m
Tue 10/276:55 pm -
2 stops24h 49m
Deal found 10/1![Multiple Airlines logo]()
$1,355
This FlightHub deal was found by Cheapflights users on 9/30. 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.
Sat 10/104:22 pm -
2 stops29h 53m
Thu 10/1510:30 am -
2 stops34h 46m
Deal found 9/30![Multiple Airlines logo]()
$1,445
This oojo deal was found by Cheapflights users on 9/27. 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 10/106:40 pm -
2 stops26h 40m
Thu 10/157:10 pm -
2 stops25h 16m
Deal found 9/27![EVA Air logo]()
$1,451
This Alaska Airlines deal was found by Cheapflights users on 9/28. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/127:13 am -
2 stops34h 57m
Thu 11/194:10 pm -
2 stops21h 48m
Deal found 9/28![Alaska Airlines logo]()
$1,381
This Alaska Airlines deal was found by Cheapflights users on 9/29. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/136:20 pm -
2 stops47h 50m
Fri 11/204:10 pm -
2 stops21h 49m
Deal found 9/29![Alaska Airlines logo]()
$1,365
This Kiwi.com deal was found by Cheapflights users on 9/29. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/1310:55 pm -
1 stop22h 50m
Fri 11/206:15 pm -
2 stops57h 25m
Deal found 9/29![Multiple Airlines logo]()
$1,579
This oojo deal was found by Cheapflights users on 9/28. 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.
Wed 11/1812:30 am -
1 stop22h 40m
Sun 11/291:55 pm -
1 stop22h 05m
Deal found 9/28![Cathay Pacific logo]()
$1,418
This FlightHub deal was found by Cheapflights users on 9/28. 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.
Thu 11/196:10 am -
2 stops39h 25m
Mon 11/305:50 pm -
2 stops39h 11m
Deal found 9/28![China Eastern logo]()
$1,356
One-way flights from Boston to BusanSearch for one-way flight options from Boston to Busan. Find affordable one-way fares based on user searches. Data last updated October 2, 2026.
Search for one-way flight options from Boston to Busan. Find affordable one-way fares based on user searches. Data last updated October 2, 2026.
This Trip.com deal was found by Cheapflights users on 10/1. 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.
Wed 3/241:30 am -
2 stops54h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/1![Multiple Airlines logo]()
$680
This Trip.com deal was found by Cheapflights users on 10/1. 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.
Wed 3/241:30 am -
1 stop40h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/1![Cathay Pacific logo]()
$939
This Alaska Airlines deal was found by Cheapflights users on 9/30. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/107:00 am -
2 stops23h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/30![Alaska Airlines logo]()
$946
Find 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 October 2, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $1,348 (China Airlines) |
One-way from | $946 (Alaska Airlines) |
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 7,457,451 searches. Data last updated October 2, 2026.
Use the filters below to find and compare flights from Boston to Busan that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
BostonBusan
BOS Boston Logan Intl - PUS Busan Gimhae
BOSPUS
Boston Logan Intl
Wed 3/24
1:30 am-8:55 pm
2 stops54h 25m
Busan Gimhae
Wed 12/31
12:00 am-10:00 am
Nonstop0h 00m
$680
BostonBusan
BOS Boston Logan Intl - PUS Busan Gimhae
BOSPUS
Boston Logan Intl
Wed 3/24
1:30 am-6:55 am
1 stop40h 25m
Busan Gimhae
Wed 12/31
12:00 am-10:00 am
Nonstop0h 00m
$939
Quickest round-trip
BostonBusan
BOS Boston Logan Intl - PUS Busan Gimhae
BOSPUS
Boston Logan Intl
Thu 12/10
7:00 am-8:45 pm
2 stops23h 45m
Busan Gimhae
Wed 12/31
12:00 am-10:00 am
Nonstop0h 00m
$946
BostonBusan
BOS Boston Logan Intl - PUS Busan Gimhae
BOSPUS
Boston Logan Intl
Wed 1/13
5:30 pm-10:50 am
2 stops27h 20m
Busan Gimhae
Tue 2/2
11:50 am-7:01 am
2 stops33h 11m
$1,348
BostonBusan
BOS Boston Logan Intl - PUS Busan Gimhae
BOSPUS
Boston Logan Intl
Fri 11/13
6:20 pm-8:10 am
2 stops47h 50m
Busan Gimhae
Fri 11/20
4:10 pm-11:59 pm
2 stops21h 49m
$1,365
BostonBusan
BOS Boston Logan Intl - PUS Busan Gimhae
BOSPUS
Boston Logan Intl
Thu 11/12
7:13 am-8:10 am
2 stops34h 57m
Busan Gimhae
Thu 11/19
4:10 pm-11:58 pm
2 stops21h 48m
$1,381
BostonBusan
BOS Boston Logan Intl - PUS Busan Gimhae
BOSPUS
Boston Logan Intl
Thu 11/19
4:44 pm-5:55 pm
2 stops35h 11m
Busan Gimhae
Sun 11/29
6:55 pm-7:40 am
2 stops50h 45m
$1,669
BostonBusan
BOS Boston Logan Intl - PUS Busan Gimhae
BOSPUS
Boston Logan Intl
Sat 10/17
1:45 am-1:35 pm
1 stop22h 50m
Busan Gimhae
Wed 10/21
7:45 am-11:05 pm
1 stop28h 20m
$1,721
BostonBusan
BOS Boston Logan Intl - PUS Busan Gimhae
BOSPUS
Boston Logan Intl
Thu 11/19
6:10 am-11:35 am
2 stops39h 25m
Busan Gimhae
Sun 11/29
5:50 pm-9:23 pm
2 stops41h 33m
$1,764
BostonBusan
BOS Boston Logan Intl - PUS Busan Gimhae
BOSPUS
Boston Logan Intl
Thu 11/19
11:10 am-8:45 pm
1 stop19h 35m
Busan Gimhae
Mon 11/30
4:10 pm-8:50 am
1 stop30h 40m
$2,217
Showing 1-10 of 11 resultsSorted by cheapest first
- 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 FlightHub the most. FlightHub 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.
BOS-PUS
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.
Reviews of airlines servicing Busan
Get insights into the airlines that provide service to Busan. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Busan. Reviews last updated October 2, 2026.
Read through reviews of airlines operating flights from Boston to Busan, such as Cathay Pacific. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Food
7.3
Overall
7.6
Boarding
7.9
Crew
8.1
Entertainment
7.8
Comfort
7.6
Reviews
1 / 20
10.0
ExcellentErnest,Jun 2026
SFO - HKG
Food
7.3
Overall
7.6
Boarding
7.9
Crew
8.1
Entertainment
7.8
Comfort
7.6
Reviews
1 / 20
10.0
ExcellentErnest,Jun 2026
SFO - HKG
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.
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Other flights to Busan
Explore flights to Busan departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on October 2, 2026.
Complete your trip
Complete your trip to Busan by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Boston to Busan by cabin class
Find flights from Boston to Busan, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Boston and Busan flights
Browse other Boston and Busan flight options. Last updated on October 2, 2026.
Other flights from Boston
Browse through other flights departing from Boston. Flights are based on user searches made on Cheapflights and were last updated on October 2, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top airline flying from Boston to Busan
Discover the top airline that operate flights from Boston to Busan. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated October 2, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$1,275 | Average$1,575 | FlexibilityNo cancel fee | On-time72% |