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$480+ Cheap flights from South Korea 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 5/12. Fares are subject to change and may not be available on all flights or dates of travel.
ICN — MHT
May 18 — May 251
Mon 5/18
Mon 5/25
1 adult, Economy
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Cheap flight deals from South Korea to New Hampshire

Cheapest flights from South Korea to New Hampshire
Explore the most affordable flight options available from South Korea to New Hampshire. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 18, 2026.

This American Airlines deal was found by Cheapflights users on 4/14. 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.
Wed 9/165:50 pm
ICN
-
BOS
2 stops26h 27m
American Airlines
Tue 9/296:00 am
BOS
-
ICN
1 stop20h 45m
American Airlines
Deal found 4/14$1,058
This Air Canada deal was found by Cheapflights users on 4/14. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/165:45 pm
ICN
-
BOS
2 stops29h 05m
Air Canada
Tue 9/296:50 pm
BOS
-
ICN
2 stops32h 15m
Air Canada
Deal found 4/14$1,074
This American Airlines deal was found by Cheapflights users on 4/14. 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.
Wed 9/165:50 pm
ICN
-
BOS
2 stops26h 27m
American Airlines
Sat 10/316:00 am
BOS
-
ICN
1 stop21h 25m
American Airlines
Deal found 4/14$1,087
This Air Canada deal was found by Cheapflights users on 4/14. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/166:00 pm
ICN
-
BOS
1 stop28h 50m
Air Canada
Wed 10/145:50 am
BOS
-
ICN
2 stops21h 15m
Air Canada
Deal found 4/14$1,092
This American Airlines deal was found by Cheapflights users on 4/13. 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.
Thu 10/296:35 pm
ICN
-
BOS
2 stops26h 02m
American Airlines
Mon 11/23:43 pm
BOS
-
ICN
1 stop34h 42m
American Airlines
Deal found 4/13$1,103
This American Airlines deal was found by Cheapflights users on 4/15. 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.
Wed 5/205:50 pm
ICN
-
BOS
2 stops26h 49m
American Airlines
Fri 9/46:45 am
BOS
-
ICN
1 stop20h 00m
American Airlines
Deal found 4/15$1,104
This Air Canada deal was found by Cheapflights users on 4/14. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/165:45 pm
ICN
-
BOS
2 stops29h 05m
Air Canada
Sat 10/315:40 pm
BOS
-
ICN
2 stops34h 30m
Air Canada
Deal found 4/14$1,105
This Trip.com deal was found by Cheapflights users on 4/15. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/99:05 am
GMP
-
BOS
1 stop20h 35m
Multiple Airlines
Sun 9/136:40 pm
BOS
-
GMP
2 stops31h 20m
Multiple Airlines
Deal found 4/15$1,338
This Gotogate deal was found by Cheapflights users on 4/17. 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 5/57:30 am
PUS
-
BOS
2 stops39h 19m
Multiple Airlines
Sun 5/3110:35 am
BOS
-
PUS
2 stops37h 25m
Multiple Airlines
Deal found 4/17$1,365
This Gotogate deal was found by Cheapflights users on 4/17. 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.
Mon 5/47:30 am
PUS
-
BOS
2 stops39h 19m
Multiple Airlines
Sun 5/3110:35 am
BOS
-
PUS
2 stops37h 25m
Multiple Airlines
Deal found 4/17$1,446
This Cheapflightsfares deal was found by Cheapflights users on 4/15. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/207:55 pm
GMP
-
BOS
2 stops31h 07m
ANA
Fri 9/43:13 pm
BOS
-
GMP
2 stops30h 52m
ANA
Deal found 4/15$1,450
This Expedia deal was found by Cheapflights users on 4/14. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/294:30 pm
PUS
-
BOS
2 stops25h 35m
Multiple Airlines
Fri 6/57:11 pm
BOS
-
PUS
2 stops23h 34m
Multiple Airlines
Deal found 4/14$1,471

Find flight deals from South Korea to New Hampshire

Keep the following information in mind while searching for South Korea to New Hampshire flight deals. Data was last updated April 18, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,058
(American Airlines)

One-way from

$480
(Kiwi.com)

Popular in

April

Cheapest in

November

Average price

$2,080
Provider with most accurate pricing for Seoul (SEL)-Boston Logan Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Seoul (SEL)-Boston Logan Intl flights.
Search Deals
From South Korea to New Hampshire
Search Deals
One-way flight from South Korea to New Hampshire
Search Deals
Highest demand for flights based on searches. 20% potential increase in price ($338 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($72 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from South Korea 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 April 18, 2026.
Use the filters below to find and compare flights from South Korea to New Hampshire that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

IncheonBoston

ICN - BOS

ICNBOS

Incheon Intl

Mon 10/12

5:15 pm-9:57 pm

1 stop17h 42m

Boston Logan Intl

Wed 11/25

4:25 pm-5:40 am

2 stops23h 15m

$1,279

IncheonBoston

ICN - BOS

ICNBOS

Incheon Intl

Sun 5/3

11:55 pm-2:10 pm

1 stop27h 15m

Boston Logan Intl

Thu 5/21

11:05 pm-5:00 pm

1 stop28h 55m

$1,341

IncheonBoston

ICN - BOS

ICNBOS

Incheon Intl

Tue 6/23

1:20 am-3:15 pm

1 stop26h 55m

Boston Logan Intl

Fri 7/17

10:00 pm-5:05 pm

1 stop30h 05m

$1,359

IncheonBoston

ICN - BOS

ICNBOS

Incheon Intl

Wed 8/5

10:45 pm-2:10 pm

1 stop28h 25m

Boston Logan Intl

Sun 8/9

11:05 pm-5:00 pm

1 stop28h 55m

$1,371

IncheonBoston

ICN - BOS

ICNBOS

Incheon Intl

Sat 6/20

11:55 pm-2:10 pm

1 stop27h 15m

Boston Logan Intl

Sat 7/11

11:05 pm-6:40 pm

1 stop30h 35m

$1,373

IncheonBoston

ICN - BOS

ICNBOS

Incheon Intl

Sat 5/9

11:55 pm-2:10 pm

1 stop27h 15m

Boston Logan Intl

Mon 5/18

11:05 pm-6:40 pm

1 stop30h 35m

$1,378

IncheonBoston

ICN - BOS

ICNBOS

Incheon Intl

Wed 7/1

11:55 pm-2:10 pm

1 stop27h 15m

Boston Logan Intl

Fri 7/17

11:05 pm-5:00 pm

1 stop28h 55m

$1,397

IncheonBoston

ICN - BOS

ICNBOS

Incheon Intl

Mon 6/22

1:20 am-3:15 pm

1 stop26h 55m

Boston Logan Intl

Tue 6/30

5:57 pm-5:05 pm

2 stops34h 08m

$1,428

IncheonBoston

ICN - BOS

ICNBOS

Incheon Intl

Fri 7/31

10:45 pm-2:10 pm

1 stop28h 25m

Boston Logan Intl

Sun 8/16

11:05 pm-5:00 pm

1 stop28h 55m

$1,455

BusanBoston

PUS - BOS

PUSBOS

Busan Gimhae

Fri 5/29

4:30 pm-5:05 am

2 stops25h 35m

Boston Logan Intl

Fri 6/5

7:11 pm-7:45 am

2 stops23h 34m

$1,471

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/13

Showing 1-10 of 56 resultsSorted by cheapest first
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Best time to book a flight from South Korea to New Hampshire

Have a flexible travel schedule? Discover the best time to fly to New Hampshire from South Korea 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 South Korea 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 South Korea 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 South Korea to New Hampshire?

    Airlines like American Airlines, Air Canada, and ANA fly from South Korea to New Hampshire in about 26h 27m. The time it takes to get you to your destination can typically vary by up to 9h 52m. South Korea and New Hampshire are separated by a distance of 6809 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

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

  • How can I find direct flights from South Korea to New Hampshire?

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

  • Can I find deals for business class flights from South Korea to New Hampshire?

    Yes. Cheapflights offers flight deals from South Korea 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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