$584+ Cheap flights from Boston (BOS) to Incheon Intl (ICN)
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 7/20. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — ICN
Jun 12 — Jun 191
Round-trip
1 adult, Economy
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Find cheap flights from Boston to Incheon Intl 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.Cheapflights Tip: The best prices from Boston Logan Intl to Incheon Intl are usually found in September or November, booked 34 days in advance, depart on a Wednesday or Monday and return on a Tuesday
Cheap flight deals from Boston to Incheon Intl
Cheapest
Best
Last-minute
One-way
Cheapest flights from Boston to Incheon IntlExplore the most affordable flight options available from Boston to Incheon Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 13, 2026.
Explore the most affordable flight options available from Boston to Incheon Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 13, 2026.
This Ovago deal was found by Cheapflights users on 5/12. 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 11/186:40 pm
BOS
- ICN
2 stops29h 10m
Multiple Airlines
Tue 11/243:00 pm
ICN
- BOS
1 stop39h 20m
Multiple Airlines
Deal found 5/12![Multiple Airlines logo]()
$964
This Justfly.com deal was found by Cheapflights users on 5/12. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/86:40 pm
BOS
- ICN
2 stops29h 10m
Multiple Airlines
Fri 11/138:20 am
ICN
- BOS
1 stop22h 00m
Multiple Airlines
Deal found 5/12![Multiple Airlines logo]()
$966
This Ovago deal was found by Cheapflights users on 5/13. 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.
Fri 11/136:40 pm
BOS
- ICN
2 stops33h 55m
Multiple Airlines
Sat 11/213:00 pm
ICN
- BOS
1 stop39h 20m
Multiple Airlines
Deal found 5/13![Multiple Airlines logo]()
$974
This Ovago deal was found by Cheapflights users on 5/12. 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 9/96:40 pm
BOS
- ICN
2 stops30h 00m
Multiple Airlines
Wed 9/168:20 am
ICN
- BOS
1 stop21h 20m
Multiple Airlines
Deal found 5/12![Multiple Airlines logo]()
$1,011
This Booking.com deal was found by Cheapflights users on 5/11. 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.
Wed 9/96:30 pm
BOS
- ICN
1 stop35h 15m
WestJet
Tue 9/158:45 pm
ICN
- BOS
1 stop33h 55m
WestJet
Deal found 5/11![WestJet logo]()
$1,040
This Justfly.com deal was found by Cheapflights users on 5/11. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/16:30 pm
BOS
- ICN
1 stop35h 15m
WestJet
Mon 9/148:45 pm
ICN
- BOS
1 stop33h 55m
WestJet
Deal found 5/11![WestJet logo]()
$1,078
This FlightHub deal was found by Cheapflights users on 5/12. 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 11/128:00 pm
BOS
- ICN
1 stop32h 20m
Turkish Airlines
Wed 11/2512:10 am
ICN
- BOS
1 stop31h 55m
Turkish Airlines
Deal found 5/12![Turkish Airlines logo]()
$1,120
This Justfly.com deal was found by Cheapflights users on 5/9. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/106:30 pm
BOS
- ICN
1 stop35h 15m
WestJet
Sat 9/268:45 pm
ICN
- BOS
1 stop33h 55m
WestJet
Deal found 5/9![WestJet logo]()
$1,125
This oojo deal was found by Cheapflights users on 5/9. 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.
Thu 11/128:00 pm
BOS
- ICN
1 stop23h 05m
Turkish Airlines
Wed 11/1812:10 am
ICN
- BOS
1 stop31h 55m
Turkish Airlines
Deal found 5/9![Turkish Airlines logo]()
$1,133
This CheapOair deal was found by Cheapflights users on 5/12. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/59:00 pm
BOS
- ICN
1 stop22h 05m
Turkish Airlines
Wed 11/2512:10 am
ICN
- BOS
1 stop31h 55m
Turkish Airlines
Deal found 5/12![Turkish Airlines logo]()
$1,140
This FlightHub deal was found by Cheapflights users on 5/12. 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.
Wed 10/289:00 pm
BOS
- ICN
1 stop23h 05m
Turkish Airlines
Mon 11/912:10 am
ICN
- BOS
1 stop31h 55m
Turkish Airlines
Deal found 5/12![Turkish Airlines logo]()
$1,146
This FlightHub deal was found by Cheapflights users on 5/11. 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.
Wed 11/188:00 pm
BOS
- ICN
1 stop32h 20m
Turkish Airlines
Mon 11/2312:10 am
ICN
- BOS
1 stop31h 55m
Turkish Airlines
Deal found 5/11![Turkish Airlines logo]()
$1,147
Best flights from Boston to Incheon IntlDiscover carefully curated flight deals from Boston to Incheon Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 13, 2026.
Discover carefully curated flight deals from Boston to Incheon Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 13, 2026.
This Alaska Airlines deal was found by Cheapflights users on 5/12. 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.
Tue 7/214:33 pm
BOS
- ICN
2 stops35h 57m
Alaska Airlines
Sun 8/97:35 pm
ICN
- BOS
2 stops57h 16m
Alaska Airlines
Deal found 5/12![Alaska Airlines logo]()
$1,691
This Finnair deal was found by Cheapflights users on 5/12. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/225:45 pm
BOS
- ICN
2 stops28h 35m
Finnair
Mon 7/139:50 pm
ICN
- BOS
2 stops38h 16m
Finnair
Deal found 5/12![Finnair logo]()
$1,756
This EVA Air deal was found by Cheapflights users on 5/10. 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.
Wed 6/246:55 pm
BOS
- ICN
2 stops27h 05m
Multiple Airlines
Fri 7/37:45 pm
ICN
- BOS
2 stops31h 52m
Multiple Airlines
Deal found 5/10![Multiple Airlines logo]()
$2,160
This Delta deal was found by Cheapflights users on 5/11. 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.
Tue 8/412:55 pm
BOS
- ICN
Nonstop15h 30m
Delta
Fri 8/2110:35 am
ICN
- BOS
1 stop20h 35m
Delta
Deal found 5/11![Delta logo]()
$2,292
This Alaska Airlines deal was found by Cheapflights users on 5/11. 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 7/36:03 am
BOS
- ICN
2 stops46h 27m
Alaska Airlines
Thu 7/97:35 pm
ICN
- BOS
2 stops23h 05m
Alaska Airlines
Deal found 5/11![Alaska Airlines logo]()
$1,800
This Korean Air deal was found by Cheapflights users on 5/9. 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.
Fri 8/712:55 pm
BOS
- ICN
Nonstop15h 30m
Multiple Airlines
Fri 8/217:40 pm
ICN
- BOS
1 stop17h 18m
Multiple Airlines
Deal found 5/9![Multiple Airlines logo]()
$2,344
This Delta deal was found by Cheapflights users on 5/11. 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 8/212:55 pm
BOS
- ICN
Nonstop15h 30m
Delta
Sat 11/289:10 am
ICN
- BOS
Nonstop13h 30m
Delta
Deal found 5/11![Delta logo]()
$2,407
This Korean Air deal was found by Cheapflights users on 5/9. 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 7/1612:55 pm
BOS
- ICN
Nonstop15h 30m
Multiple Airlines
Thu 7/307:40 pm
ICN
- BOS
1 stop17h 15m
Multiple Airlines
Deal found 5/9![Multiple Airlines logo]()
$2,394
This Delta deal was found by Cheapflights users on 5/12. 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.
Mon 7/2712:55 pm
BOS
- ICN
Nonstop15h 30m
Delta
Sat 8/16:50 pm
ICN
- BOS
1 stop19h 30m
Delta
Deal found 5/12![Delta logo]()
$2,672
This Delta deal was found by Cheapflights users on 5/10. 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.
Mon 6/2212:55 pm
BOS
- ICN
Nonstop15h 30m
Delta
Mon 7/139:30 am
ICN
- BOS
Nonstop13h 50m
Delta
Deal found 5/10![Delta logo]()
$2,682
This Delta deal was found by Cheapflights users on 5/8. 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.
Tue 6/96:50 am
BOS
- ICN
1 stop20h 05m
Delta
Tue 6/309:30 am
ICN
- BOS
Nonstop13h 50m
Delta
Deal found 5/8![Delta logo]()
$2,687
Last-minute flights from Boston to Incheon IntlDiscover last-minute flight deals from Boston to Incheon Intl. Data last updated May 13, 2026 and is based on user searches.
Discover last-minute flight deals from Boston to Incheon Intl. Data last updated May 13, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 5/13. 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 5/247:11 pm
BOS
- ICN
2 stops34h 34m
Multiple Airlines
Thu 6/48:45 pm
ICN
- BOS
1 stop33h 55m
Multiple Airlines
Deal found 5/13![Multiple Airlines logo]()
$1,446
This Booking.com deal was found by Cheapflights users on 5/11. 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.
Thu 6/46:30 pm
BOS
- ICN
1 stop35h 15m
WestJet
Tue 6/98:45 pm
ICN
- BOS
1 stop33h 55m
WestJet
Deal found 5/11![WestJet logo]()
$1,372
This Mytrip deal was found by Cheapflights users on 5/11. 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.
Thu 6/46:30 pm
BOS
- ICN
1 stop35h 15m
Multiple Airlines
Tue 6/98:45 pm
ICN
- BOS
3 stops33h 50m
Multiple Airlines
Deal found 5/11![Multiple Airlines logo]()
$1,439
This Mytrip deal was found by Cheapflights users on 5/13. 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.
Fri 6/56:30 pm
BOS
- ICN
1 stop35h 15m
Multiple Airlines
Sat 6/208:45 pm
ICN
- BOS
3 stops32h 15m
Multiple Airlines
Deal found 5/13![Multiple Airlines logo]()
$1,453
This Mytrip deal was found by Cheapflights users on 5/12. 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 6/96:30 pm
BOS
- ICN
1 stop35h 15m
Multiple Airlines
Tue 6/168:45 pm
ICN
- BOS
3 stops35h 56m
Multiple Airlines
Deal found 5/12![Multiple Airlines logo]()
$1,401
This Gotogate deal was found by Cheapflights users on 5/12. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/96:30 pm
BOS
- ICN
1 stop35h 15m
WestJet
Tue 6/168:45 pm
ICN
- BOS
1 stop38h 35m
WestJet
Deal found 5/12![WestJet logo]()
$1,430
This Kiwi.com deal was found by Cheapflights users on 5/12. 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 6/106:30 pm
BOS
- ICN
1 stop35h 15m
Multiple Airlines
Thu 6/188:45 pm
ICN
- BOS
2 stops25h 20m
Multiple Airlines
Deal found 5/12![Multiple Airlines logo]()
$1,404
This Trip.com deal was found by Cheapflights users on 5/13. 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.
Fri 6/126:30 pm
BOS
- ICN
1 stop35h 15m
Multiple Airlines
Fri 6/198:45 pm
ICN
- BOS
2 stops25h 20m
Multiple Airlines
Deal found 5/13![Multiple Airlines logo]()
$1,425
This Trip.com deal was found by Cheapflights users on 5/13. 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.
Fri 6/126:30 pm
BOS
- ICN
1 stop35h 15m
WestJet
Fri 6/198:45 pm
ICN
- BOS
1 stop33h 55m
WestJet
Deal found 5/13![WestJet logo]()
$1,429
One-way flights from Boston to Incheon IntlSearch for one-way flight options from Boston to Incheon Intl. Find affordable one-way fares based on user searches. Data last updated May 13, 2026.
Search for one-way flight options from Boston to Incheon Intl. Find affordable one-way fares based on user searches. Data last updated May 13, 2026.
This FlightHub deal was found by Cheapflights users on 5/12. 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.
Mon 7/207:25 am
BOS
- ICN
1 stop22h 20m
WestJet
Deal found 5/12![WestJet logo]()
$584
This Kiwi.com deal was found by Cheapflights users on 5/13. 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 6/36:30 pm
BOS
- ICN
2 stops38h 10m
Multiple Airlines
Deal found 5/13![Multiple Airlines logo]()
$617
This Kiwi.com deal was found by Cheapflights users on 5/11. 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 5/276:30 pm
BOS
- ICN
2 stops38h 10m
Multiple Airlines
Deal found 5/11![Multiple Airlines logo]()
$624
This Mytrip deal was found by Cheapflights users on 5/13. 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.
Sat 7/46:30 pm
BOS
- ICN
1 stop35h 15m
WestJet
Deal found 5/13![WestJet logo]()
$635
This Kiwi.com deal was found by Cheapflights users on 5/9. 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.
Sat 5/3012:01 pm
BOS
- ICN
2 stops40h 54m
Multiple Airlines
Deal found 5/9![Multiple Airlines logo]()
$659
This Kiwi.com deal was found by Cheapflights users on 5/10. 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 5/223:25 pm
BOS
- ICN
2 stops41h 15m
Multiple Airlines
Deal found 5/10![Multiple Airlines logo]()
$664
This Kiwi.com deal was found by Cheapflights users on 5/9. 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.
Mon 6/13:25 pm
BOS
- ICN
2 stops41h 15m
Multiple Airlines
Deal found 5/9![Multiple Airlines logo]()
$665
This Kiwi.com deal was found by Cheapflights users on 5/12. 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.
Thu 7/3010:05 am
BOS
- ICN
2 stops43h 40m
Multiple Airlines
Deal found 5/12![Multiple Airlines logo]()
$672
This Justfly.com deal was found by Cheapflights users on 5/13. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/36:30 pm
BOS
- ICN
1 stop35h 15m
WestJet
Deal found 5/13![WestJet logo]()
$683
Find flight deals from Boston to Incheon Intl
Discover tips and strategies to find the most affordable flight options for your journey from Boston (BOS) to Incheon Intl (ICN). 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 May 13, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $964 (Ovago) |
One-way from | $584 (FlightHub) |
Popular in | December |
Cheapest in | September |
Average price | $1,626 |
Good round-trip deal | $1,246 or less |
Good one-way deal | $674 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Boston to Incheon Intl 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 May 13, 2026.
Use the filters below to find and compare flights from Boston to Incheon Intl Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
BostonIncheon
BOS - ICN
BOSICN
Boston Logan Intl
Tue 7/21
4:33 pm-5:30 pm
2 stops35h 57m
Incheon Intl
Sun 8/9
7:35 pm-3:51 pm
2 stops57h 16m
$1,691
BostonIncheon
BOS - ICN
BOSICN
Boston Logan Intl
Mon 6/22
5:45 pm-11:20 am
2 stops28h 35m
Incheon Intl
Mon 7/13
9:50 pm-11:06 pm
2 stops38h 16m
$1,756
BostonIncheon
BOS - ICN
BOSICN
Boston Logan Intl
Fri 7/3
6:03 am-5:30 pm
2 stops46h 27m
Incheon Intl
Thu 7/9
7:35 pm-5:40 am
2 stops23h 05m
$1,800
BostonIncheon
BOS - ICN
BOSICN
Boston Logan Intl
Wed 6/24
6:55 pm-11:00 am
2 stops27h 05m
Incheon Intl
Fri 7/3
7:45 pm-2:37 pm
2 stops31h 52m
$2,160
BostonIncheon
BOS - ICN
BOSICN
Boston Logan Intl
Tue 8/4
12:55 pm-5:25 pm
Nonstop15h 30m
Incheon Intl
Fri 8/21
10:35 am-6:10 pm
1 stop20h 35m
$2,292
BostonIncheon
BOS - ICN
BOSICN
Boston Logan Intl
Fri 8/7
12:55 pm-5:25 pm
Nonstop15h 30m
Incheon Intl
Fri 8/21
7:40 pm-11:58 pm
1 stop17h 18m
$2,344
BostonIncheon
BOS - ICN
BOSICN
Boston Logan Intl
Thu 7/16
12:55 pm-5:25 pm
Nonstop15h 30m
Incheon Intl
Thu 7/30
7:40 pm-11:55 pm
1 stop17h 15m
$2,394
Quickest round-trip
BostonIncheon
BOS - ICN
BOSICN
Boston Logan Intl
Sun 8/2
12:55 pm-5:25 pm
Nonstop15h 30m
Incheon Intl
Sat 11/28
9:10 am-8:40 am
Nonstop13h 30m
$2,407
BostonIncheon
BOS - ICN
BOSICN
Boston Logan Intl
Mon 7/27
12:55 pm-5:25 pm
Nonstop15h 30m
Incheon Intl
Sat 8/1
6:50 pm-1:20 am
1 stop19h 30m
$2,672
BostonIncheon
BOS - ICN
BOSICN
Boston Logan Intl
Mon 6/22
12:55 pm-5:25 pm
Nonstop15h 30m
Incheon Intl
Mon 7/13
9:30 am-10:20 am
Nonstop13h 50m
$2,682
Showing 1-10 of 23 resultsSorted by cheapest first
Compare providers for flights from Boston to Incheon Intl
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 Incheon Intl in May.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy2 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Boston-Incheon Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Boston-Incheon Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Boston-Incheon Intl Airport flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Boston-Incheon Intl Airport 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-Incheon Intl Airport 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 Incheon Intl
Have a flexible travel schedule? Discover the best time to fly to Incheon Intl from Boston with our price prediction graph.
BOS-ICN
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 Incheon Intl Airport
Prices
Airlines
Delays
How far ahead should I book a flight from Boston to Incheon Intl Airport?
Booking 33 days in advance of your planned departure date is, on average, the best time to get cheap flights from Boston to Incheon Intl Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
What is the cheapest month to book a flight from Boston to Incheon Intl Airport?
Currently, September is the cheapest month in which you can book a flight from Boston to Incheon Intl Airport (average of $975). Flying from Boston to Incheon Intl Airport in December is currently the most expensive (average of $2,484). 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.
What is the cheapest time of day to fly from BOS to ICN?
Find hourly flight availability from Boston to Incheon Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated May 13, 2026.
When flying from Boston to Incheon Intl Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
How often are flights from Boston to Incheon delayed?
About 30% of weekly flights between Boston and Incheon have experienced delays in the past year, with the average delay time being 102 minutes.
What is the most punctual flight time for Boston to Incheon flights?
Historically, flights departing in the early afternoon are less likely to be delayed, whereas flights leaving in the morning tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Friday tends to have the lowest number of delays on this route, whereas Monday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Boston to Incheon flights?
Over the last year, Korean Air have had the lowest number of delays on this route, with just 30% of flights being delayed.
The best insider tips for Boston to Incheon Intl Airport flights
AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Boston to Incheon Intl Airport trip
Our travel experts
Reviews of airlines servicing Incheon Intl
Get insights into the airlines that provide service to Incheon Intl. 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 Incheon Intl. Reviews last updated May 13, 2026.
Read through reviews of airlines operating flights from Boston to Incheon Intl Airport, such as Korean Air,Delta, andCathay Pacific. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.7
Food
8.1
Boarding
8.5
Entertainment
8.2
Overall
8.4
Comfort
8.3
Reviews
1 / 20
10.0
ExcellentChris,Mar 2025
SEA - ICN
Crew
8.7
Food
8.1
Boarding
8.5
Entertainment
8.2
Overall
8.4
Comfort
8.3
Reviews
1 / 20
10.0
ExcellentChris,Mar 2025
SEA - ICN
Crew
8.7
Food
8.1
Boarding
8.5
Entertainment
8.2
Overall
8.4
Comfort
8.3
Reviews
1 / 20
10.0
ExcellentChris,Mar 2025
SEA - ICN
Crew
8.7
Food
8.1
Boarding
8.5
Entertainment
8.2
Overall
8.4
Comfort
8.3
Reviews
1 / 20
10.0
ExcellentChris,Mar 2025
SEA - ICN
Crew
8.7
Food
8.1
Boarding
8.5
Entertainment
8.2
Overall
8.4
Comfort
8.3
Reviews
1 / 20
10.0
ExcellentChris,Mar 2025
SEA - ICN
Crew
8.7
Food
8.1
Boarding
8.5
Entertainment
8.2
Overall
8.4
Comfort
8.3
Reviews
1 / 20
10.0
ExcellentChris,Mar 2025
SEA - ICN
Related info for your journey
Find useful and relevant information for your journey from Boston to Incheon Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Incheon Intl Airport?
Book flights to Incheon Intl Airport if you plan to visit one of these locationsSeongnam
Suwon
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Other flights to Incheon Intl
Explore flights to Incheon Intl departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on May 13, 2026.
Boston and Incheon Intl flights
Browse other Boston and Incheon Intl flight options. Last updated on May 13, 2026.
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Browse through other flights departing from Boston. Flights are based on user searches made on Cheapflights and were last updated on May 13, 2026.
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Top 7 airlines flying from Boston to Incheon Intl
Discover the top 7 airlines that operate flights from Boston to Incheon Intl. 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 May 13, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$407 | Average$2,099 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$767 | Average$1,055 | FlexibilityNo cancel fee | On-time72% | |
| Cheapest$806 | Average$1,173 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$843 | Average$954 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$872 | Average$1,430 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$872 | Average$1,174 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$1,594 | Average$1,936 | FlexibilityNo cancel fee | On-time81% |