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$298+ Cheap flights from Incheon Intl (ICN) to New Hampshire

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 6/3. Fares are subject to change and may not be available on all flights or dates of travel.
ICN — MHT
Feb 23 — Mar 21
Mon 2/23
Mon 3/2
1 adult, Economy
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Cheap flight deals from Incheon Intl to New Hampshire

Cheapest flights from Incheon Intl to New Hampshire
Explore the most affordable flight options available from Incheon Intl to New Hampshire. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 24, 2026.

This Hanatour deal was found by Cheapflights users on 1/23. 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 Hanatour is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/116:00 pm
ICN
-
BOS
1 stop33h 31m
Air Canada
Sun 9/137:00 pm
BOS
-
ICN
1 stop33h 30m
Air Canada
Deal found 1/23$467
This American Airlines deal was found by Cheapflights users on 1/22. 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 2/57:15 pm
ICN
-
BOS
1 stop30h 16m
American Airlines
Sun 2/88:03 pm
BOS
-
ICN
2 stops30h 42m
American Airlines
Deal found 1/22$473
This American Airlines deal was found by Cheapflights users on 1/23. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/197:15 pm
ICN
-
BOS
1 stop18h 36m
American Airlines
Wed 3/45:30 am
BOS
-
ICN
1 stop21h 15m
American Airlines
Deal found 1/23$475
This American Airlines deal was found by Cheapflights users on 1/22. 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.
Fri 2/277:15 pm
ICN
-
BOS
2 stops28h 11m
American Airlines
Sat 3/75:57 pm
BOS
-
ICN
2 stops31h 58m
American Airlines
Deal found 1/22$477
This American Airlines deal was found by Cheapflights users on 1/23. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/37:15 pm
ICN
-
BOS
1 stop18h 36m
American Airlines
Fri 3/66:04 pm
BOS
-
ICN
2 stops31h 51m
American Airlines
Deal found 1/23$478
This American Airlines deal was found by Cheapflights users on 1/22. 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.
Fri 2/207:15 pm
ICN
-
BOS
2 stops28h 19m
American Airlines
Wed 2/255:30 am
BOS
-
ICN
1 stop21h 15m
American Airlines
Deal found 1/22$483
This Kiwi.com deal was found by Cheapflights users on 1/23. 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 2/288:35 pm
ICN
-
BOS
1 stop24h 19m
Hawaiian Airlines
Sat 3/77:00 am
BOS
-
ICN
1 stop21h 35m
Hawaiian Airlines
Deal found 1/23$489
This Kiwi.com deal was found by Cheapflights users on 1/22. 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 3/28:35 pm
ICN
-
BOS
1 stop17h 24m
Hawaiian Airlines
Fri 3/66:24 pm
BOS
-
ICN
1 stop34h 11m
Hawaiian Airlines
Deal found 1/22$491
This Gotogate deal was found by Cheapflights users on 1/23. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/157:05 pm
ICN
-
BOS
1 stop27h 49m
Air Canada
Sun 5/1710:35 am
BOS
-
ICN
2 stops40h 30m
Air Canada
Deal found 1/23$496
This American Airlines deal was found by Cheapflights users on 1/21. 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 10/276:35 pm
ICN
-
MHT
2 stops30h 01m
American Airlines
Sat 10/315:27 pm
MHT
-
ICN
2 stops57h 58m
American Airlines
Deal found 1/21$916
This American Airlines deal was found by Cheapflights users on 1/21. 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.
Fri 10/235:40 pm
ICN
-
ORH
2 stops36h 12m
American Airlines
Tue 10/277:43 pm
ORH
-
ICN
2 stops55h 42m
American Airlines
Deal found 1/21$1,924

Find flight deals from Incheon Intl to New Hampshire

Keep the following information in mind while searching for Incheon Intl to New Hampshire flight deals. Data was last updated January 24, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$473
(American Airlines)

One-way from

$298
(Air Canada)

Popular in

June

Cheapest in

November

Average price

$1,502
Provider with most accurate pricing for Seoul (SEL)-Boston Logan Intl flight deals.
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Provider most trusted by Cheapflights users for Seoul (SEL)-Boston Logan Intl flights.
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From Incheon Intl to New Hampshire
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One-way flight from Incheon Intl to New Hampshire
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Highest demand for flights based on searches. 10% potential increase in price ($135 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($45 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Incheon Intl to New Hampshire 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 January 24, 2026.
Use the filters below to find and compare flights from Incheon Intl Airport to New Hampshire that are best for you.

Fly from

Incheon Intl

Fly to

New Hampshire

Route

Depart

Return

Price

IncheonBoston

ICN - BOS

ICNBOS

Incheon Intl

Mon 3/2

8:35 pm-11:59 pm

1 stop17h 24m

Boston Logan Intl

Thu 3/5

9:02 am-6:35 pm

1 stop19h 33m

$510

IncheonBoston

ICN - BOS

ICNBOS

Incheon Intl

Fri 2/27

6:00 pm-12:49 am

1 stop20h 49m

Boston Logan Intl

Wed 3/4

11:00 am-5:40 am

1 stop28h 40m

$514

IncheonBoston

ICN - BOS

ICNBOS

Incheon Intl

Sun 3/8

11:45 am-11:35 pm

2 stops25h 50m

Boston Logan Intl

Sun 3/15

7:55 am-4:40 am

1 stop31h 45m

$515

IncheonBoston

ICN - BOS

ICNBOS

Incheon Intl

Thu 3/5

6:00 pm-12:49 am

1 stop20h 49m

Boston Logan Intl

Tue 3/10

11:02 am-4:40 am

2 stops28h 38m

$515

IncheonBoston

ICN - BOS

ICNBOS

Incheon Intl

Wed 3/18

5:00 pm-12:49 am

1 stop20h 49m

Boston Logan Intl

Mon 3/23

7:55 am-4:40 am

1 stop31h 45m

$515

IncheonBoston

ICN - BOS

ICNBOS

Incheon Intl

Mon 2/23

6:00 pm-5:02 pm

1 stop37h 02m

Boston Logan Intl

Sat 3/14

1:20 pm-3:15 pm

2 stops36h 55m

$515

IncheonBoston

ICN - BOS

ICNBOS

Incheon Intl

Wed 3/18

5:00 pm-11:10 am

2 stops31h 10m

Boston Logan Intl

Sun 3/22

5:45 am-4:40 am

1 stop33h 55m

$515

IncheonBoston

ICN - BOS

ICNBOS

Incheon Intl

Thu 2/26

12:45 pm-7:56 pm

1 stop21h 11m

Boston Logan Intl

Sat 3/7

7:34 pm-3:15 pm

2 stops29h 41m

$515

IncheonBoston

ICN - BOS

ICNBOS

Incheon Intl

Tue 3/24

11:45 am-11:53 pm

2 stops25h 08m

Boston Logan Intl

Tue 3/31

10:17 am-4:20 am

2 stops29h 03m

$515

IncheonBoston

ICN - BOS

ICNBOS

Incheon Intl

Tue 3/3

12:45 pm-5:02 pm

1 stop18h 17m

Boston Logan Intl

Thu 3/5

1:45 pm-5:40 am

1 stop25h 55m

$515

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/23

Showing 1-10 of 23 results
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Best time to book a flight from Incheon Intl to New Hampshire

Have a flexible travel schedule? Discover the best time to fly to New Hampshire from Incheon Intl with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Incheon Intl Airport to New Hampshire
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Incheon Intl to New Hampshire. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Incheon Intl Airport to New Hampshire?

    Airlines like United Airlines fly from Incheon Intl Airport to New Hampshire in about 20h 49m. The time it takes to get you to your destination can typically vary by up to . Incheon Intl Airport and New Hampshire are separated by a distance of 6809 mi.

  • What are the most popular routes from Incheon Intl Airport to New Hampshire?

    While some choose either Incheon Intl - Manchester or Incheon Intl - Worcester, Incheon Intl - Boston Logan Intl is the most popular route from Incheon Intl Airport to New Hampshire.

  • Can I find deals for flights from Incheon Intl to New Hampshire that include hotel bookings?

    Yes. In addition to deals on Incheon Intl to New Hampshire flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Incheon Intl to New Hampshire?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Incheon Intl to New Hampshire.

  • Can I find deals for business class flights from Incheon Intl to New Hampshire?

    Yes. Cheapflights offers flight deals from Incheon Intl to New Hampshire by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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Alternative routes for Incheon Intl to New Hampshire

See prices for flight routes from nearby airports that may be better suited for you.
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Gimpo Intl to Salt Lake City flights
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