$428+ 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 8/13. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — ICN
Jul 28 — Aug 41
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
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.Cheapflights Tip: The best prices from Boston Logan Intl to Incheon Intl are usually found in September or November, booked 88 days in advance, depart on a Wednesday or Thursday 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 June 28, 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 June 28, 2026.
This Justfly.com deal was found by Cheapflights users on 6/27. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/317:25 am
BOS
- ICN
1 stop22h 20m
WestJet
Sun 9/278:45 pm
ICN
- BOS
1 stop33h 55m
WestJet
Deal found 6/27![WestJet logo]()
$935
This Booking.com deal was found by Cheapflights users on 6/26. 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 9/306:30 pm
BOS
- ICN
1 stop35h 15m
WestJet
Sat 10/178:45 pm
ICN
- BOS
1 stop33h 55m
WestJet
Deal found 6/26![WestJet logo]()
$946
This BusinessClass deal was found by Cheapflights users on 6/27. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/116:30 pm
BOS
- ICN
1 stop35h 15m
WestJet
Sun 10/188:45 pm
ICN
- BOS
1 stop33h 55m
WestJet
Deal found 6/27![WestJet logo]()
$948
This BusinessClass deal was found by Cheapflights users on 6/25. 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 BusinessClass 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 6/25![Multiple Airlines logo]()
$961
This Booking.com deal was found by Cheapflights users on 6/26. 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 9/306:30 pm
BOS
- ICN
1 stop35h 15m
WestJet
Sun 10/118:45 pm
ICN
- BOS
1 stop33h 55m
WestJet
Deal found 6/26![WestJet logo]()
$972
This Justfly.com deal was found by Cheapflights users on 6/26. 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 9/246:30 pm
BOS
- ICN
1 stop35h 15m
WestJet
Sun 10/48:45 pm
ICN
- BOS
1 stop33h 55m
WestJet
Deal found 6/26![WestJet logo]()
$974
This American Airlines deal was found by Cheapflights users on 6/25. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/155:00 pm
BOS
- ICN
1 stop33h 45m
American Airlines
Tue 9/295:50 pm
ICN
- BOS
1 stop31h 19m
American Airlines
Deal found 6/25![American Airlines logo]()
$983
This American Airlines deal was found by Cheapflights users on 6/26. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/247:00 am
BOS
- ICN
1 stop19h 45m
American Airlines
Sun 10/45:50 pm
ICN
- BOS
1 stop19h 25m
American Airlines
Deal found 6/26![American Airlines logo]()
$996
This Expedia deal was found by Cheapflights users on 6/26. 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.
Thu 10/156:30 pm
BOS
- ICN
1 stop35h 15m
Multiple Airlines
Sat 10/313:00 pm
ICN
- BOS
1 stop39h 20m
Multiple Airlines
Deal found 6/26![Multiple Airlines logo]()
$999
This American Airlines deal was found by Cheapflights users on 6/25. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/18:45 pm
BOS
- ICN
2 stops30h 00m
American Airlines
Sat 9/125:50 pm
ICN
- BOS
2 stops28h 34m
American Airlines
Deal found 6/25![American Airlines logo]()
$1,000
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 June 28, 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 June 28, 2026.
This oojo deal was found by Cheapflights users on 6/27. 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.
Mon 7/610:00 pm
BOS
- ICN
1 stop30h 05m
Qatar Airways
Thu 7/91:20 am
ICN
- BOS
1 stop26h 55m
Qatar Airways
Deal found 6/27![Qatar Airways logo]()
$1,463
This Alaska Airlines deal was found by Cheapflights users on 6/27. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/176:03 am
BOS
- ICN
2 stops22h 27m
Alaska Airlines
Fri 9/47:35 pm
ICN
- BOS
2 stops23h 34m
Alaska Airlines
Deal found 6/27![Alaska Airlines logo]()
$1,634
This Delta deal was found by Cheapflights users on 6/25. 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 9/246:05 am
BOS
- ICN
1 stop20h 15m
Delta
Thu 10/89:30 am
ICN
- BOS
Nonstop13h 40m
Delta
Deal found 6/25![Delta logo]()
$2,236
This ScholarTrip deal was found by Cheapflights users on 6/27. 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 ScholarTrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/2612:55 pm
BOS
- ICN
Nonstop15h 30m
Korean Air
Sun 8/27:40 pm
ICN
- BOS
1 stop17h 17m
Korean Air
Deal found 6/27![Korean Air logo]()
$2,263
This Qatar Airways deal was found by Cheapflights users on 6/26. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/410:00 pm
BOS
- ICN
2 stops35h 25m
Qatar Airways
Tue 7/141:20 am
ICN
- BOS
1 stop26h 55m
Qatar Airways
Deal found 6/26![Qatar Airways logo]()
$1,764
This Delta deal was found by Cheapflights users on 6/27. 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.
Mon 8/1712:55 pm
BOS
- ICN
Nonstop15h 30m
Delta
Mon 8/318:45 am
ICN
- BOS
1 stop25h 45m
Delta
Deal found 6/27![Delta logo]()
$2,241
This Delta deal was found by Cheapflights users on 6/24. 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.
Wed 8/2612:55 pm
BOS
- ICN
Nonstop15h 30m
Delta
Thu 9/34:25 pm
ICN
- BOS
1 stop22h 00m
Delta
Deal found 6/24![Delta logo]()
$2,241
This Delta deal was found by Cheapflights users on 6/27. 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.
Mon 8/3112:55 pm
BOS
- ICN
Nonstop15h 30m
Delta
Sun 9/279:30 am
ICN
- BOS
Nonstop13h 40m
Delta
Deal found 6/27![Delta logo]()
$2,281
This Delta deal was found by Cheapflights users on 6/25. 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.
Fri 9/2512:55 pm
BOS
- ICN
Nonstop15h 30m
Delta
Tue 10/139:30 am
ICN
- BOS
Nonstop13h 40m
Delta
Deal found 6/25![Delta logo]()
$2,281
This Delta deal was found by Cheapflights users on 6/23. 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 7/2312:55 pm
BOS
- ICN
Nonstop15h 30m
Delta
Fri 8/149:30 am
ICN
- BOS
Nonstop13h 50m
Delta
Deal found 6/23![Delta logo]()
$2,281
Last-minute flights from Boston to Incheon IntlDiscover last-minute flight deals from Boston to Incheon Intl. Data last updated June 28, 2026 and is based on user searches.
Discover last-minute flight deals from Boston to Incheon Intl. Data last updated June 28, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 6/25. 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 7/96:30 pm
BOS
- ICN
1 stop35h 15m
Multiple Airlines
Tue 7/218:40 pm
ICN
- BOS
2 stops38h 40m
Multiple Airlines
Deal found 6/25![Multiple Airlines logo]()
$1,364
This Kiwi.com deal was found by Cheapflights users on 6/25. 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 7/106:30 pm
BOS
- ICN
1 stop35h 15m
Multiple Airlines
Tue 7/218:40 pm
ICN
- BOS
2 stops38h 40m
Multiple Airlines
Deal found 6/25![Multiple Airlines logo]()
$1,344
This China Eastern deal was found by Cheapflights users on 6/26. 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 7/126:20 am
BOS
- ICN
2 stops44h 00m
China Eastern
Thu 8/134:15 pm
ICN
- BOS
2 stops44h 36m
China Eastern
Deal found 6/26![China Eastern logo]()
$1,272
This Kiwi.com deal was found by Cheapflights users on 6/26. 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 7/156:30 pm
BOS
- ICN
1 stop35h 15m
Multiple Airlines
Wed 8/128:05 pm
ICN
- BOS
1 stop40h 00m
Multiple Airlines
Deal found 6/26![Multiple Airlines logo]()
$1,410
This CheapOair deal was found by Cheapflights users on 6/25. 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 7/166:03 am
BOS
- ICN
2 stops46h 27m
Alaska Airlines
Wed 7/297:35 pm
ICN
- BOS
2 stops23h 05m
Alaska Airlines
Deal found 6/25![Alaska Airlines logo]()
$1,391
This FlightHub deal was found by Cheapflights users on 6/27. 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.
Sat 7/186:30 pm
BOS
- ICN
1 stop35h 15m
WestJet
Sat 7/258:45 pm
ICN
- BOS
1 stop38h 35m
WestJet
Deal found 6/27![WestJet logo]()
$1,373
This Kiwi.com deal was found by Cheapflights users on 6/26. 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 7/186:30 pm
BOS
- ICN
2 stops38h 10m
Multiple Airlines
Wed 8/128:05 pm
ICN
- BOS
1 stop40h 00m
Multiple Airlines
Deal found 6/26![Multiple Airlines logo]()
$1,393
This Expedia deal was found by Cheapflights users on 6/27. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/196:30 pm
BOS
- ICN
1 stop35h 15m
Multiple Airlines
Mon 7/273:45 pm
ICN
- BOS
2 stops28h 58m
Multiple Airlines
Deal found 6/27![Multiple Airlines logo]()
$1,342
This oojo deal was found by Cheapflights users on 6/25. 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.
Sun 7/1910:00 pm
BOS
- ICN
1 stop30h 05m
Qatar Airways
Tue 7/211:20 am
ICN
- BOS
1 stop26h 55m
Qatar Airways
Deal found 6/25![Qatar Airways logo]()
$1,355
This Mytrip deal was found by Cheapflights users on 6/25. 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.
Sun 7/196:30 pm
BOS
- ICN
1 stop35h 15m
Multiple Airlines
Thu 7/238:15 pm
ICN
- BOS
3 stops35h 20m
Multiple Airlines
Deal found 6/25![Multiple Airlines logo]()
$1,390
This Kiwi.com deal was found by Cheapflights users on 6/26. 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.
Tue 7/217:25 am
BOS
- ICN
2 stops25h 15m
Multiple Airlines
Wed 8/128:05 pm
ICN
- BOS
1 stop40h 00m
Multiple Airlines
Deal found 6/26![Multiple Airlines logo]()
$1,361
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 June 28, 2026.
Search for one-way flight options from Boston to Incheon Intl. Find affordable one-way fares based on user searches. Data last updated June 28, 2026.
This Super.com deal was found by Cheapflights users on 6/23. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/137:25 am
BOS
- ICN
1 stop22h 20m
WestJet
Deal found 6/23![WestJet logo]()
$428
This Trip.com deal was found by Cheapflights users on 6/27. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/126:30 pm
BOS
- ICN
1 stop35h 15m
WestJet
Deal found 6/27![WestJet logo]()
$439
This Mytrip deal was found by Cheapflights users on 6/25. 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.
Mon 8/317:25 am
BOS
- ICN
1 stop22h 20m
WestJet
Deal found 6/25![WestJet logo]()
$452
This Kiwi.com deal was found by Cheapflights users on 6/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/196:30 pm
BOS
- ICN
1 stop35h 15m
WestJet
Deal found 6/27![WestJet logo]()
$453
This Kiwi.com deal was found by Cheapflights users on 6/24. 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.
Tue 8/116:30 pm
BOS
- ICN
1 stop35h 15m
WestJet
Deal found 6/24![WestJet logo]()
$455
This Kiwi.com deal was found by Cheapflights users on 6/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/217:25 am
BOS
- ICN
2 stops25h 15m
Multiple Airlines
Deal found 6/27![Multiple Airlines logo]()
$479
This Kiwi.com deal was found by Cheapflights users on 6/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/1211:59 am
BOS
- ICN
2 stops41h 46m
Multiple Airlines
Deal found 6/27![Multiple Airlines logo]()
$483
This Kiwi.com deal was found by Cheapflights users on 6/24. 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 8/2912:45 pm
BOS
- ICN
2 stops41h 00m
Multiple Airlines
Deal found 6/24![Multiple Airlines logo]()
$485
This Kiwi.com deal was found by Cheapflights users on 6/23. 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 9/196:30 pm
BOS
- ICN
1 stop35h 15m
WestJet
Deal found 6/23![WestJet logo]()
$494
This Kiwi.com deal was found by Cheapflights users on 6/26. 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 7/133:35 pm
BOS
- ICN
3 stops41h 05m
Multiple Airlines
Deal found 6/26![Multiple Airlines logo]()
$495
This Kiwi.com deal was found by Cheapflights users on 6/26. 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.
Tue 9/154:25 pm
BOS
- ICN
3 stops35h 10m
Multiple Airlines
Deal found 6/26![Multiple Airlines logo]()
$502
This Mytrip deal was found by Cheapflights users on 6/25. 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.
Wed 9/166:30 pm
BOS
- ICN
1 stop35h 15m
WestJet
Deal found 6/25![WestJet logo]()
$505
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 June 28, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $935 (FlightHub) |
One-way from | $428 (Super.com) |
Popular in | December |
Cheapest in | September |
Average price | $1,770 |
Good round-trip deal | $1,080 or less |
Good one-way deal | $692 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 June 28, 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
Mon 7/6
10:00 pm-5:05 pm
1 stop30h 05m
Incheon Intl
Thu 7/9
1:20 am-3:15 pm
1 stop26h 55m
$1,463
BostonIncheon
BOS - ICN
BOSICN
Boston Logan Intl
Mon 8/17
6:03 am-5:30 pm
2 stops22h 27m
Incheon Intl
Fri 9/4
7:35 pm-6:09 am
2 stops23h 34m
$1,634
BostonIncheon
BOS - ICN
BOSICN
Boston Logan Intl
Sat 7/4
10:00 pm-10:25 pm
2 stops35h 25m
Incheon Intl
Tue 7/14
1:20 am-3:15 pm
1 stop26h 55m
$1,764
BostonIncheon
BOS - ICN
BOSICN
Boston Logan Intl
Thu 9/24
6:05 am-3:20 pm
1 stop20h 15m
Incheon Intl
Thu 10/8
9:30 am-10:10 am
Nonstop13h 40m
$2,236
BostonIncheon
BOS - ICN
BOSICN
Boston Logan Intl
Mon 8/17
12:55 pm-5:25 pm
Nonstop15h 30m
Incheon Intl
Mon 8/31
8:45 am-9:30 pm
1 stop25h 45m
$2,241
BostonIncheon
BOS - ICN
BOSICN
Boston Logan Intl
Wed 8/26
12:55 pm-5:25 pm
Nonstop15h 30m
Incheon Intl
Thu 9/3
4:25 pm-1:25 am
1 stop22h 00m
$2,241
BostonIncheon
BOS - ICN
BOSICN
Boston Logan Intl
Sun 7/26
12:55 pm-5:25 pm
Nonstop15h 30m
Incheon Intl
Sun 8/2
7:40 pm-11:57 pm
1 stop17h 17m
$2,263
Quickest round-trip
BostonIncheon
BOS - ICN
BOSICN
Boston Logan Intl
Mon 8/31
12:55 pm-5:25 pm
Nonstop15h 30m
Incheon Intl
Sun 9/27
9:30 am-10:10 am
Nonstop13h 40m
$2,281
BostonIncheon
BOS - ICN
BOSICN
Boston Logan Intl
Fri 9/25
12:55 pm-5:25 pm
Nonstop15h 30m
Incheon Intl
Tue 10/13
9:30 am-10:10 am
Nonstop13h 40m
$2,281
BostonIncheon
BOS - ICN
BOSICN
Boston Logan Intl
Thu 7/23
12:55 pm-5:25 pm
Nonstop15h 30m
Incheon Intl
Fri 8/14
9:30 am-10:20 am
Nonstop13h 50m
$2,281
Showing 1-10 of 17 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 June.
| 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 87 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 $2,533). 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 June 28, 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 29% of weekly flights between Boston and Incheon have experienced delays in the past year, with the average delay time being 101 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 29% 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 June 28, 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.
Boarding
8.5
Crew
8.7
Entertainment
8.2
Comfort
8.3
Food
8.1
Overall
8.4
Reviews
1 / 20
10.0
ExcellentChris,Mar 2025
SEA - ICN
Boarding
8.5
Crew
8.7
Entertainment
8.2
Comfort
8.3
Food
8.1
Overall
8.4
Reviews
1 / 20
10.0
ExcellentChris,Mar 2025
SEA - ICN
Boarding
8.5
Crew
8.7
Entertainment
8.2
Comfort
8.3
Food
8.1
Overall
8.4
Reviews
1 / 20
10.0
ExcellentChris,Mar 2025
SEA - ICN
Boarding
8.5
Crew
8.7
Entertainment
8.2
Comfort
8.3
Food
8.1
Overall
8.4
Reviews
1 / 20
10.0
ExcellentChris,Mar 2025
SEA - ICN
Boarding
8.5
Crew
8.7
Entertainment
8.2
Comfort
8.3
Food
8.1
Overall
8.4
Reviews
1 / 20
10.0
ExcellentChris,Mar 2025
SEA - ICN
Boarding
8.5
Crew
8.7
Entertainment
8.2
Comfort
8.3
Food
8.1
Overall
8.4
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 June 28, 2026.
Boston and Incheon Intl flights
Browse other Boston and Incheon Intl flight options. Last updated on June 28, 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 June 28, 2026.
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Top 9 airlines flying from Boston to Incheon Intl
Discover the top 9 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 June 28, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$767 | Average$1,087 | FlexibilityNo cancel fee | On-time72% | |
| Cheapest$806 | Average$1,396 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$843 | Average$990 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$871 | Average$1,430 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$872 | Average$1,266 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$977 | Average$1,518 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$1,502 | Average$1,964 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$1,592 | Average$2,310 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$1,594 | Average$1,910 | FlexibilityNo cancel fee | On-time81% |