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$347+ 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 3/5. Fares are subject to change and may not be available on all flights or dates of travel.
ICN — MHT
Feb 7 — Feb 141
Sat 2/7
Sat 2/14
1 adult, Economy
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Cheap 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 8, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$583
(Kiwi.com)

One-way from

$347
(Kiwi.com)

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. 9% potential increase in price ($128 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($44 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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Find 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 8, 2026.

This Kiwi.com deal was found by Cheapflights users on 1/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/228:35 pmICN - BOS
1 stop24h 19mHawaiian Airlines
Sun 3/17:00 amBOS - ICN
1 stop21h 35mHawaiian Airlines
Deal found 1/8$583
This Hanatour deal was found by Cheapflights users on 1/6. 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 2/208:35 pmICN - BOS
1 stop24h 19mHawaiian Airlines
Fri 2/276:24 pmBOS - ICN
1 stop34h 11mHawaiian Airlines
Deal found 1/6$595
This WhyPayMore deal was found by Cheapflights users on 1/7. 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 WhyPayMore is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/148:35 pmICN - BOS
1 stop23h 19mHawaiian Airlines
Sat 3/216:10 pmBOS - ICN
1 stop35h 25mHawaiian Airlines
Deal found 1/7$596
This Kiwi.com deal was found by Cheapflights users on 1/7. 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 2/228:35 pmICN - BOS
1 stop24h 19mMultiple Airlines
Sun 3/17:00 amBOS - ICN
1 stop21h 35mMultiple Airlines
Deal found 1/7$602
This Alaska Airlines deal was found by Cheapflights users on 1/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/58:35 pmICN - BOS
1 stop34h 01mMultiple Airlines
Tue 3/106:24 pmBOS - ICN
1 stop35h 11mMultiple Airlines
Deal found 1/6$603
This Jetabroad deal was found by Cheapflights users on 1/6. 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 Jetabroad is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/68:35 pmICN - BOS
1 stop33h 45mHawaiian Airlines
Wed 3/46:24 pmBOS - ICN
1 stop34h 11mHawaiian Airlines
Deal found 1/6$626
This Booking.com deal was found by Cheapflights users on 1/7. 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.
Tue 3/33:00 pmICN - BOS
1 stop39h 20mMultiple Airlines
Wed 4/296:40 pmBOS - ICN
2 stops36h 25mMultiple Airlines
Deal found 1/7$779
This WhyPayMore deal was found by Cheapflights users on 1/8. 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 WhyPayMore is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/298:35 pmICN - BOS
1 stop17h 19mHawaiian Airlines
Fri 1/306:44 pmBOS - ICN
1 stop33h 51mHawaiian Airlines
Deal found 1/8$794
This SmartFares deal was found by Cheapflights users on 1/7. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/168:35 pmICN - BOS
1 stop23h 19mMultiple Airlines
Tue 5/56:42 pmBOS - ICN
1 stop34h 53mMultiple Airlines
Deal found 1/7$813
This Alaska Airlines deal was found by Cheapflights users on 1/7. 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 2/208:35 pmICN - BOS
1 stop24h 19mMultiple Airlines
Sun 3/19:02 amBOS - ICN
1 stop19h 33mMultiple Airlines
Deal found 1/7$819
This United Airlines deal was found by Cheapflights users on 1/6. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/1912:45 pmICN - MHT
2 stops44h 08mUnited Airlines
Mon 2/232:33 pmMHT - ICN
2 stops35h 42mUnited Airlines
Deal found 1/6$1,330
This American Airlines deal was found by Cheapflights users on 1/7. 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 pmICN - MHT
2 stops41h 43mAmerican Airlines
Mon 2/235:02 pmMHT - ICN
2 stops33h 43mAmerican Airlines
Deal found 1/7$1,459

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 8, 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

Sat 3/14

8:35 pm-6:54 am

1 stop23h 19m

Boston Logan Intl

Sat 3/21

6:10 pm-6:35 pm

1 stop35h 25m

$596

IncheonBoston

ICN - BOS

ICNBOS

Incheon Intl

Thu 3/5

8:35 pm-4:36 pm

1 stop34h 01m

Boston Logan Intl

Tue 3/10

6:24 pm-6:35 pm

1 stop35h 11m

$603

IncheonBoston

ICN - BOS

ICNBOS

Incheon Intl

Fri 2/20

8:35 pm-6:54 am

1 stop24h 19m

Boston Logan Intl

Fri 2/27

5:44 pm-6:35 pm

2 stops34h 51m

$831

IncheonBoston

ICN - BOS

ICNBOS

Incheon Intl

Sun 2/15

8:35 pm-6:54 am

1 stop24h 19m

Boston Logan Intl

Tue 2/24

6:24 pm-6:35 pm

1 stop34h 11m

$979

IncheonBoston

ICN - BOS

ICNBOS

Incheon Intl

Thu 3/26

8:35 pm-3:27 pm

2 stops55h 52m

Boston Logan Intl

Wed 5/6

6:42 pm-6:35 pm

1 stop34h 53m

$997

IncheonBoston

ICN - BOS

ICNBOS

Incheon Intl

Wed 1/28

5:55 pm-2:52 pm

2 stops34h 57m

Boston Logan Intl

Sat 2/7

6:15 am-6:25 pm

1 stop22h 10m

$1,005

IncheonBoston

ICN - BOS

ICNBOS

Incheon Intl

Sat 2/14

8:35 pm-6:54 am

1 stop24h 19m

Boston Logan Intl

Sat 2/28

6:24 pm-6:35 pm

1 stop34h 11m

$1,013

IncheonBoston

ICN - BOS

ICNBOS

Incheon Intl

Fri 5/29

9:00 pm-6:08 pm

1 stop34h 08m

Boston Logan Intl

Tue 6/16

3:23 pm-5:15 am

1 stop24h 52m

$1,058

IncheonBoston

ICN - BOS

ICNBOS

Incheon Intl

Tue 4/28

9:00 pm-7:12 am

1 stop23h 12m

Boston Logan Intl

Wed 5/13

7:45 am-4:30 pm

1 stop19h 45m

$1,058

IncheonBoston

ICN - BOS

ICNBOS

Incheon Intl

Wed 1/28

7:30 pm-11:15 am

1 stop29h 45m

Boston Logan Intl

Sat 2/7

11:00 am-4:35 pm

Nonstop15h 35m

$1,070

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/7

Showing 1-10 of 29 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 Hawaiian Airlines, United Airlines, and American Airlines fly from Incheon Intl Airport to New Hampshire in about 23h 19m. The time it takes to get you to your destination can typically vary by up to 20h 49m. Incheon Intl Airport and New Hampshire are separated by a distance of 6809 mi. This flight may include one or multiple stops.

  • 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.

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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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Incheon Intl to Oakland flights

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