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$430+ Cheap flights from New Hampshire to South Korea

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 9/7. Fares are subject to change and may not be available on all flights or dates of travel.
MHT — ICN
Aug 25 — Sep 11
Tue 8/25
Tue 9/1
1 adult, Economy
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Cheap flight deals from New Hampshire to South Korea

Cheapest flights from New Hampshire to South Korea
Explore the most affordable flight options available from New Hampshire to South Korea. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 26, 2026.

This oojo deal was found by Cheapflights users on 7/23. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/610:55 pm
BOS
-
ICN
1 stop24h 55m
Multiple Airlines
Fri 11/138:20 am
ICN
-
BOS
1 stop26h 40m
Multiple Airlines
Deal found 7/23$932
This Kiwi.com deal was found by Cheapflights users on 7/23. 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.
Fri 8/286:30 pm
BOS
-
ICN
1 stop35h 15m
Multiple Airlines
Sat 9/126:00 pm
ICN
-
BOS
2 stops31h 05m
Multiple Airlines
Deal found 7/23$941
This Kiwi.com deal was found by Cheapflights users on 7/22. 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.
Fri 8/286:30 pm
BOS
-
ICN
1 stop35h 15m
Multiple Airlines
Fri 9/117:15 pm
ICN
-
BOS
2 stops29h 50m
Multiple Airlines
Deal found 7/22$944
This Mytrip deal was found by Cheapflights users on 7/25. 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 9/67:25 am
BOS
-
ICN
1 stop22h 20m
Multiple Airlines
Sun 9/138:45 pm
ICN
-
BOS
2 stops26h 05m
Multiple Airlines
Deal found 7/25$968
This WestJet deal was found by Cheapflights users on 7/25. 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 WestJet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/186:30 pm
BOS
-
ICN
1 stop35h 15m
WestJet
Thu 10/228:45 pm
ICN
-
BOS
1 stop33h 55m
WestJet
Deal found 7/25$978
This Booking.com deal was found by Cheapflights users on 7/22. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/146:30 pm
BOS
-
ICN
1 stop35h 15m
Multiple Airlines
Wed 10/2812:50 pm
ICN
-
BOS
1 stop22h 10m
Multiple Airlines
Deal found 7/22$983
This Mytrip deal was found by Cheapflights users on 7/25. 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.
Tue 9/156:30 pm
BOS
-
ICN
1 stop35h 15m
WestJet
Thu 9/248:45 pm
ICN
-
BOS
1 stop33h 55m
WestJet
Deal found 7/25$990
This Trip.com deal was found by Cheapflights users on 7/23. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/1310:55 pm
BOS
-
GMP
1 stop25h 15m
Multiple Airlines
Fri 11/278:35 am
GMP
-
BOS
1 stop26h 25m
Multiple Airlines
Deal found 7/23$1,011
This Jetabroad deal was found by Cheapflights users on 7/23. 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 Jetabroad is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/110:55 pm
BOS
-
GMP
1 stop25h 15m
Multiple Airlines
Sun 11/228:35 am
GMP
-
BOS
1 stop26h 25m
Multiple Airlines
Deal found 7/23$1,044
This Jetabroad deal was found by Cheapflights users on 7/25. 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 Jetabroad is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/610:55 pm
BOS
-
GMP
1 stop25h 15m
Multiple Airlines
Sun 11/158:35 am
GMP
-
BOS
1 stop26h 25m
Multiple Airlines
Deal found 7/25$1,050
This Jetabroad deal was found by Cheapflights users on 7/24. 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 Jetabroad is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/110:55 pm
BOS
-
GMP
1 stop25h 15m
Multiple Airlines
Wed 11/118:35 am
GMP
-
BOS
1 stop26h 25m
Multiple Airlines
Deal found 7/24$1,054
This Trip.com deal was found by Cheapflights users on 7/21. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/1411:55 pm
BOS
-
GMP
1 stop31h 15m
Multiple Airlines
Wed 10/288:35 am
GMP
-
BOS
1 stop26h 25m
Multiple Airlines
Deal found 7/21$1,088

Find flight deals from New Hampshire to South Korea

Keep the following information in mind while searching for New Hampshire to South Korea flight deals. Data was last updated July 26, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$932
(oojo)

One-way from

$430
(Mytrip)

Popular in

June

Cheapest in

February

Average price

$1,557
Provider with most accurate pricing for Boston Logan Intl-Seoul (SEL) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Boston Logan Intl-Seoul (SEL) flights.
Search Deals
From New Hampshire to South Korea
Search Deals
One-way flight from New Hampshire to South Korea
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($118 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($39 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from New Hampshire to South Korea 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 July 26, 2026.
Use the filters below to find and compare flights from New Hampshire to South Korea that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortlandIncheon

PWM - ICN

PWMICN

Portland

Sun 8/16

7:30 am-3:00 pm

1 stop42h 30m

Incheon Intl

Sat 8/29

4:50 pm-10:04 am

2 stops30h 14m

$1,170

ManchesterIncheon

MHT - ICN

MHTICN

Manchester

Sat 10/31

9:25 am-4:15 pm

2 stops65h 50m

Incheon Intl

Thu 11/12

6:30 pm-11:59 pm

2 stops19h 29m

$1,226

BostonIncheon

BOS - ICN

BOSICN

Boston Logan Intl

Sun 11/1

5:05 pm-11:20 am

2 stops28h 15m

Incheon Intl

Thu 11/12

12:30 pm-6:41 am

2 stops32h 11m

$1,251

BostonIncheon

BOS - ICN

BOSICN

Boston Logan Intl

Sat 11/14

5:00 pm-11:20 am

2 stops28h 20m

Incheon Intl

Sun 11/22

8:15 pm-6:05 am

2 stops23h 50m

$1,251

ManchesterIncheon

MHT - ICN

MHTICN

Manchester

Fri 8/28

7:31 pm-3:45 pm

2 stops31h 14m

Incheon Intl

Mon 8/31

5:50 pm-11:42 am

2 stops30h 52m

$1,255

BostonCheongju

BOS - CJJ

BOSCJJ

Boston Logan Intl

Tue 9/8

10:40 am-9:55 pm

2 stops22h 15m

Cheongju

Tue 9/15

9:30 am-9:26 pm

2 stops24h 56m

$1,258

BostonBusan

BOS - PUS

BOSPUS

Boston Logan Intl

Sun 9/27

6:20 am-11:35 am

2 stops40h 15m

Busan Gimhae

Tue 10/20

12:35 pm-11:54 pm

2 stops48h 19m

$1,270

ManchesterIncheon

MHT - ICN

MHTICN

Manchester

Sat 9/5

2:46 pm-4:20 am

2 stops24h 34m

Incheon Intl

Sat 9/12

5:15 pm-2:08 pm

2 stops33h 53m

$1,311

BostonIncheon

BOS - ICN

BOSICN

Boston Logan Intl

Wed 8/26

2:00 pm-4:20 am

1 stop25h 20m

Incheon Intl

Thu 9/3

11:30 am-11:59 pm

2 stops25h 29m

$1,334

BostonIncheon

BOS - ICN

BOSICN

Boston Logan Intl

Sat 8/22

5:01 pm-3:00 pm

2 stops32h 59m

Incheon Intl

Sun 8/30

11:30 am-5:07 pm

1 stop18h 37m

$1,335

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/26

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from New Hampshire to South Korea

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

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 New Hampshire to South Korea. 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 New Hampshire to South Korea?

    A quick flight from New Hampshire to South Korea can take about 31h 14m. United Airlines provides one of the quickest options available for as low as $1,255. The distance from New Hampshire to South Korea is about 6766 mi. This flight may include one or multiple stops.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from New Hampshire to South Korea 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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