$617+ 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 9/9. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — PUS
Aug 20 — Aug 271
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
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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 July 21, 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 July 21, 2026.
This FlightHub deal was found by Cheapflights users on 7/16. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/306:25 am
BOS
- PUS
2 stops40h 10m
China Eastern
Mon 9/75:50 pm
PUS
- BOS
2 stops43h 01m
China Eastern
Deal found 7/16![China Eastern logo]()
$1,195
This oojo deal was found by Cheapflights users on 7/20. 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 10/71:45 am
BOS
- PUS
1 stop22h 50m
Cathay Pacific
Tue 10/137:45 am
PUS
- BOS
1 stop28h 20m
Cathay Pacific
Deal found 7/20![Cathay Pacific logo]()
$1,214
This China Eastern deal was found by Cheapflights users on 7/19. 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 Eastern is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/236:15 am
BOS
- PUS
2 stops45h 35m
China Eastern
Fri 11/65:50 pm
PUS
- BOS
2 stops41h 30m
China Eastern
Deal found 7/19![China Eastern logo]()
$1,235
This China Eastern deal was found by Cheapflights users on 7/20. 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 Eastern is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/106:20 am
BOS
- PUS
2 stops45h 30m
China Eastern
Mon 9/145:50 pm
PUS
- BOS
2 stops38h 18m
China Eastern
Deal found 7/20![China Eastern logo]()
$1,340
This Expedia deal was found by Cheapflights users on 7/17. 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.
Tue 9/17:12 am
BOS
- PUS
2 stops25h 23m
Multiple Airlines
Tue 9/89:20 am
PUS
- BOS
2 stops27h 34m
Multiple Airlines
Deal found 7/17![Multiple Airlines logo]()
$1,357
This China Airlines deal was found by Cheapflights users on 7/19. 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.
Sun 8/308:39 pm
BOS
- PUS
2 stops25h 36m
Multiple Airlines
Mon 9/712:15 pm
PUS
- BOS
2 stops33h 11m
Multiple Airlines
Deal found 7/19![Multiple Airlines logo]()
$1,365
This Cathay Pacific deal was found by Cheapflights users on 7/18. 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.
Tue 9/81:45 am
BOS
- PUS
1 stop22h 50m
Cathay Pacific
Fri 2/262:05 pm
PUS
- BOS
1 stop21h 55m
Cathay Pacific
Deal found 7/18![Cathay Pacific logo]()
$1,368
This China Airlines deal was found by Cheapflights users on 7/18. 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.
Sun 9/68:39 pm
BOS
- PUS
2 stops25h 36m
Multiple Airlines
Thu 2/2511:50 am
PUS
- BOS
2 stops25h 45m
Multiple Airlines
Deal found 7/18![Multiple Airlines logo]()
$1,402
This Expedia deal was found by Cheapflights users on 7/18. 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 9/610:50 am
BOS
- PUS
2 stops37h 10m
Multiple Airlines
Sun 2/287:10 am
PUS
- BOS
2 stops29h 27m
Multiple Airlines
Deal found 7/18![Multiple Airlines logo]()
$1,407
This Cathay Pacific deal was found by Cheapflights users on 7/18. 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.
Thu 9/31:45 am
BOS
- PUS
1 stop22h 50m
Cathay Pacific
Fri 2/262:05 pm
PUS
- BOS
1 stop21h 55m
Cathay Pacific
Deal found 7/18![Cathay Pacific logo]()
$1,418
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 July 21, 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 July 21, 2026.
This China Eastern deal was found by Cheapflights users on 7/17. 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 China Eastern is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/306:25 am
BOS
- PUS
2 stops40h 10m
China Eastern
Mon 9/75:50 pm
PUS
- BOS
2 stops43h 01m
China Eastern
Deal found 7/17![China Eastern logo]()
$1,270
This China Airlines deal was found by Cheapflights users on 7/20. 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.
Sun 8/307:09 pm
BOS
- PUS
2 stops27h 06m
Multiple Airlines
Mon 9/710:30 am
PUS
- BOS
2 stops34h 56m
Multiple Airlines
Deal found 7/20![Multiple Airlines logo]()
$1,400
This Cathay Pacific deal was found by Cheapflights users on 7/18. 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.
Tue 9/81:45 am
BOS
- PUS
1 stop40h 15m
Cathay Pacific
Tue 2/232:05 pm
PUS
- BOS
1 stop21h 55m
Cathay Pacific
Deal found 7/18![Cathay Pacific logo]()
$1,590
This Delta deal was found by Cheapflights users on 7/18. 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 9/35:51 am
BOS
- PUS
2 stops25h 54m
Delta
Tue 2/237:00 am
PUS
- BOS
1 stop15h 40m
Delta
Deal found 7/18![Delta logo]()
$2,338
This China Eastern deal was found by Cheapflights users on 7/20. 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 Eastern is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/106:20 am
BOS
- PUS
2 stops45h 30m
China Eastern
Mon 9/145:50 pm
PUS
- BOS
2 stops38h 18m
China Eastern
Deal found 7/20![China Eastern logo]()
$1,340
This EVA Air deal was found by Cheapflights users on 7/16. 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 EVA Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/207:59 pm
BOS
- PUS
2 stops26h 36m
Multiple Airlines
Thu 9/37:10 pm
PUS
- BOS
2 stops32h 18m
Multiple Airlines
Deal found 7/16![Multiple Airlines logo]()
$1,593
This Cathay Pacific deal was found by Cheapflights users on 7/18. 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 9/51:45 am
BOS
- PUS
1 stop22h 50m
Cathay Pacific
Mon 2/222:05 pm
PUS
- BOS
1 stop21h 55m
Cathay Pacific
Deal found 7/18![Cathay Pacific logo]()
$1,790
This EVA Air deal was found by Cheapflights users on 7/16. 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 EVA Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/196:22 pm
BOS
- PUS
2 stops33h 18m
Multiple Airlines
Sun 11/296:55 pm
PUS
- BOS
2 stops27h 07m
Multiple Airlines
Deal found 7/16![Multiple Airlines logo]()
$1,879
This Delta deal was found by Cheapflights users on 7/18. 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.
Sun 8/305:05 pm
BOS
- PUS
2 stops25h 40m
Delta
Mon 9/76:30 pm
PUS
- BOS
1 stop28h 40m
Delta
Deal found 7/18![Delta logo]()
$2,338
Last-minute flights from Boston to BusanDiscover last-minute flight deals from Boston to Busan. Data last updated July 21, 2026 and is based on user searches.
Discover last-minute flight deals from Boston to Busan. Data last updated July 21, 2026 and is based on user searches.
This Mytrip deal was found by Cheapflights users on 7/16. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/216:00 am
BOS
- PUS
2 stops25h 35m
Multiple Airlines
Wed 7/295:40 pm
PUS
- BOS
3 stops38h 10m
Multiple Airlines
Deal found 7/16![Multiple Airlines logo]()
$1,525
This oojo deal was found by Cheapflights users on 7/17. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/217:39 pm
BOS
- PUS
2 stops33h 21m
EVA Air
Wed 7/2912:45 pm
PUS
- BOS
2 stops31h 55m
EVA Air
Deal found 7/17![EVA Air logo]()
$1,859
This EVA Air deal was found by Cheapflights users on 7/16. 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 EVA Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/207:59 pm
BOS
- PUS
2 stops26h 36m
Multiple Airlines
Thu 9/37:10 pm
PUS
- BOS
2 stops32h 18m
Multiple Airlines
Deal found 7/16![Multiple Airlines logo]()
$1,593
This KAYAK deal was found by Cheapflights users on 7/16. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/291:45 am
BOS
- PUS
1 stop40h 15m
Cathay Pacific
Mon 9/72:20 pm
PUS
- BOS
1 stop21h 45m
Cathay Pacific
Deal found 7/16![Cathay Pacific logo]()
$2,039
This FlightHub deal was found by Cheapflights users on 7/16. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/306:25 am
BOS
- PUS
2 stops40h 10m
China Eastern
Mon 9/75:50 pm
PUS
- BOS
2 stops43h 01m
China Eastern
Deal found 7/16![China Eastern logo]()
$1,195
This China Airlines deal was found by Cheapflights users on 7/19. 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.
Sun 8/308:39 pm
BOS
- PUS
2 stops25h 36m
Multiple Airlines
Mon 9/712:15 pm
PUS
- BOS
2 stops33h 11m
Multiple Airlines
Deal found 7/19![Multiple Airlines logo]()
$1,365
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 July 21, 2026.
Search for one-way flight options from Boston to Busan. Find affordable one-way fares based on user searches. Data last updated July 21, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/911:55 pm
BOS
- PUS
2 stops31h 00m
Multiple Airlines
Deal found 7/17![Multiple Airlines logo]()
$617
This Kiwi.com deal was found by Cheapflights users on 7/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/411:55 pm
BOS
- PUS
2 stops31h 00m
Multiple Airlines
Deal found 7/17![Multiple Airlines logo]()
$649
This FlightHub deal was found by Cheapflights users on 7/17. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/66:25 am
BOS
- PUS
2 stops45h 25m
China Eastern
Deal found 7/17![China Eastern logo]()
$675
This Kiwi.com deal was found by Cheapflights users on 7/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/301:45 am
BOS
- PUS
2 stops40h 10m
Multiple Airlines
Deal found 7/17![Multiple Airlines logo]()
$691
This Kiwi.com deal was found by Cheapflights users on 7/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/69:40 pm
BOS
- PUS
3 stops34h 50m
Multiple Airlines
Deal found 7/17![Multiple Airlines logo]()
$692
This China Eastern deal was found by Cheapflights users on 7/18. 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 Eastern is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/36:25 am
BOS
- PUS
2 stops45h 25m
China Eastern
Deal found 7/18![China Eastern logo]()
$717
This Booking.com deal was found by Cheapflights users on 7/17. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/301:45 am
BOS
- PUS
1 stop22h 50m
Cathay Pacific
Deal found 7/17![Cathay Pacific logo]()
$738
This Cathay Pacific deal was found by Cheapflights users on 7/18. 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.
Tue 9/81:45 am
BOS
- PUS
1 stop40h 15m
Cathay Pacific
Deal found 7/18![Cathay Pacific logo]()
$739
This FlightHub deal was found by Cheapflights users on 7/18. 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 9/54:15 pm
BOS
- PUS
2 stops30h 00m
Multiple Airlines
Deal found 7/18![Multiple Airlines logo]()
$741
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 July 21, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $1,195 (FlightHub) |
One-way from | $617 (Kiwi.com) |
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 July 21, 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 - PUS
BOSPUS
Boston Logan Intl
Sun 8/30
6:25 am-11:35 am
2 stops40h 10m
Busan Gimhae
Mon 9/7
5:50 pm-11:51 pm
2 stops43h 01m
$1,270
BostonBusan
BOS - PUS
BOSPUS
Boston Logan Intl
Thu 9/10
6:20 am-4:50 pm
2 stops45h 30m
Busan Gimhae
Mon 9/14
5:50 pm-7:08 pm
2 stops38h 18m
$1,340
BostonBusan
BOS - PUS
BOSPUS
Boston Logan Intl
Sun 8/30
7:09 pm-11:15 am
2 stops27h 06m
Busan Gimhae
Mon 9/7
10:30 am-8:26 am
2 stops34h 56m
$1,400
BostonBusan
BOS - PUS
BOSPUS
Boston Logan Intl
Tue 9/8
1:45 am-7:00 am
1 stop40h 15m
Busan Gimhae
Tue 2/23
2:05 pm-10:00 pm
1 stop21h 55m
$1,590
BostonBusan
BOS - PUS
BOSPUS
Boston Logan Intl
Thu 8/20
7:59 pm-11:35 am
2 stops26h 36m
Busan Gimhae
Thu 9/3
7:10 pm-2:28 pm
2 stops32h 18m
$1,593
BostonBusan
BOS - PUS
BOSPUS
Boston Logan Intl
Sat 9/5
1:45 am-1:35 pm
1 stop22h 50m
Busan Gimhae
Mon 2/22
2:05 pm-10:00 pm
1 stop21h 55m
$1,790
BostonBusan
BOS - PUS
BOSPUS
Boston Logan Intl
Thu 11/19
6:22 pm-5:40 pm
2 stops33h 18m
Busan Gimhae
Sun 11/29
6:55 pm-8:02 am
2 stops27h 07m
$1,879
Quickest round-trip
BostonBusan
BOS - PUS
BOSPUS
Boston Logan Intl
Thu 9/3
5:51 am-8:45 pm
2 stops25h 54m
Busan Gimhae
Tue 2/23
7:00 am-8:40 am
1 stop15h 40m
$2,338
BostonBusan
BOS - PUS
BOSPUS
Boston Logan Intl
Sun 8/30
5:05 pm-7:45 am
2 stops25h 40m
Busan Gimhae
Mon 9/7
6:30 pm-10:10 am
1 stop28h 40m
$2,338
Cheapest one-way
BostonBusan
BOS - PUS
BOSPUS
Boston Logan Intl
Sun 9/6
6:25 am-4:50 pm
2 stops45h 25m
$717
Showing 1-10 of 19 resultsSorted by cheapest first
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 July.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- 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 July 21, 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.
Entertainment
7.8
Boarding
7.9
Crew
8.1
Food
7.3
Comfort
7.6
Overall
7.6
Reviews
1 / 20
10.0
ExcellentErnest,Jun 2026
SFO - HKG
Entertainment
7.8
Boarding
7.9
Crew
8.1
Food
7.3
Comfort
7.6
Overall
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.
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.
Alternative routes
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Complete your trip
Flights by cabin class
Other flight options
Other flights from Boston
Popular flights
Alternative routes for Boston to Busan
See prices for flight routes from nearby airports that may be better suited for you.
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 July 21, 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 July 21, 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 July 21, 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 2,558,603 searches. Data last updated July 21, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$1,275 | Average$1,575 | FlexibilityNo cancel fee | On-time72% |