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$401+ 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 3/11. Fares are subject to change and may not be available on all flights or dates of travel.
ICN — MHT
feb. 14 — feb. 211
sáb. 2/14
sáb. 2/21
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 enero 15, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$470
(American Airlines)

One-way from

$401
(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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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 ($132 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 enero 15, 2026.

This American Airlines deal was found by Cheapflights users on 1/14. 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.
jue. 3/57:15 pm
ICN
-
BOS
2 stops30h 27m
American Airlines
mar. 3/105:30 am
BOS
-
ICN
1 stop21h 25m
American Airlines
Deal found 1/14$470
This American Airlines deal was found by Cheapflights users on 1/15. 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.
lun. 2/237:15 pm
ICN
-
BOS
1 stop30h 39m
American Airlines
jue. 2/265:30 am
BOS
-
ICN
1 stop21h 15m
American Airlines
Deal found 1/15$472
This American Airlines deal was found by Cheapflights users on 1/15. 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.
vie. 10/25:40 pm
ICN
-
BOS
1 stop31h 08m
American Airlines
mar. 10/65:51 am
BOS
-
ICN
1 stop20h 54m
American Airlines
Deal found 1/15$474
This American Airlines deal was found by Cheapflights users on 1/15. 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.
mié. 2/47:15 pm
ICN
-
BOS
1 stop36h 06m
American Airlines
jue. 2/265:30 am
BOS
-
ICN
1 stop21h 15m
American Airlines
Deal found 1/15$479
This American Airlines deal was found by Cheapflights users on 1/15. 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.
vie. 2/207:15 pm
ICN
-
BOS
2 stops28h 11m
American Airlines
mié. 2/259:19 pm
BOS
-
ICN
2 stops29h 26m
American Airlines
Deal found 1/15$484
This KAYAK deal was found by Cheapflights users on 1/13. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 2/117:15 pm
ICN
-
BOS
1 stop18h 15m
Japan Airlines
lun. 2/235:30 am
BOS
-
ICN
1 stop21h 15m
Japan Airlines
Deal found 1/13$517
This KAYAK deal was found by Cheapflights users on 1/13. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 2/117:15 pm
ICN
-
BOS
2 stops28h 03m
Japan Airlines
mié. 2/253:03 pm
BOS
-
ICN
2 stops35h 42m
Japan Airlines
Deal found 1/13$522
This American Airlines deal was found by Cheapflights users on 1/15. 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.
lun. 2/27:15 pm
ICN
-
BOS
2 stops25h 57m
American Airlines
jue. 2/58:51 pm
BOS
-
ICN
2 stops29h 54m
American Airlines
Deal found 1/15$676
This United Airlines deal was found by Cheapflights users on 1/13. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 10/274:50 pm
ICN
-
MHT
2 stops35h 13m
United Airlines
sáb. 10/311:30 pm
MHT
-
ICN
2 stops37h 45m
United Airlines
Deal found 1/13$1,357
This American Airlines deal was found by Cheapflights users on 1/13. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 10/235:40 pm
ICN
-
ORH
2 stops58h 10m
American Airlines
mar. 10/274:28 pm
ORH
-
ICN
2 stops58h 57m
American Airlines
Deal found 1/13$1,916

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 enero 15, 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

lun. 2/2

7:15 pm-1:21 pm

1 stop32h 06m

Boston Logan Intl

jue. 2/5

6:00 am-4:45 pm

1 stop20h 45m

$676

IncheonBoston

ICN - BOS

ICNBOS

Incheon Intl

jue. 3/26

5:55 pm-11:36 am

2 stops30h 41m

Boston Logan Intl

lun. 3/30

5:30 am-3:45 pm

1 stop21h 15m

$698

IncheonBoston

ICN - BOS

ICNBOS

Incheon Intl

jue. 3/26

5:55 pm-11:36 am

2 stops30h 41m

Boston Logan Intl

sáb. 3/28

4:04 pm-3:45 pm

1 stop34h 41m

$742

IncheonBoston

ICN - BOS

ICNBOS

Incheon Intl

dom. 2/15

7:15 pm-5:35 am

2 stops24h 20m

Boston Logan Intl

dom. 2/22

8:14 pm-4:45 pm

2 stops30h 31m

$795

IncheonBoston

ICN - BOS

ICNBOS

Incheon Intl

dom. 2/1

9:55 pm-2:38 pm

2 stops30h 43m

Boston Logan Intl

dom. 2/8

7:00 am-5:40 am

2 stops32h 40m

$879

IncheonBoston

ICN - BOS

ICNBOS

Incheon Intl

jue. 3/26

5:55 pm-10:37 pm

2 stops41h 42m

Boston Logan Intl

lun. 3/30

6:40 pm-4:05 pm

2 stops32h 25m

$895

IncheonBoston

ICN - BOS

ICNBOS

Incheon Intl

jue. 3/26

5:55 pm-10:37 pm

2 stops41h 42m

Boston Logan Intl

dom. 3/29

6:40 pm-4:05 pm

2 stops32h 25m

$895

IncheonBoston

ICN - BOS

ICNBOS

Incheon Intl

jue. 3/26

5:55 pm-11:51 pm

1 stop18h 56m

Boston Logan Intl

dom. 3/29

4:04 pm-3:45 pm

1 stop34h 41m

$897

IncheonBoston

ICN - BOS

ICNBOS

Incheon Intl

mié. 3/25

5:55 pm-11:51 pm

1 stop18h 56m

Boston Logan Intl

dom. 3/29

6:06 pm-3:45 pm

1 stop32h 39m

$897

IncheonBoston

ICN - BOS

ICNBOS

Incheon Intl

jue. 1/29

12:45 pm-9:52 pm

2 stops23h 07m

Boston Logan Intl

vie. 1/30

5:57 pm-4:15 pm

1 stop32h 18m

$972

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/15

Showing 1-10 of 19 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 American Airlines and Japan Airlines fly from Incheon Intl Airport to New Hampshire in about 30h 41m. The time it takes to get you to your destination can typically vary by up to 1h 25m. 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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Gimpo Intl to Atlanta flights
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