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$301+ 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 6/3. Fares are subject to change and may not be available on all flights or dates of travel.
ICN — MHT
Mar 6 — Mar 131
Fri 3/6
Fri 3/13
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 February 4, 2026.

This Air Canada deal was found by Cheapflights users on 2/2. 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 5/207:05 pm
ICN
-
BOS
1 stop16h 34m
Air Canada
Wed 6/175:10 am
BOS
-
ICN
2 stops21h 55m
Air Canada
Deal found 2/2$462
This Mytrip deal was found by Cheapflights users on 2/1. 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 10/185:45 pm
ICN
-
BOS
2 stops40h 42m
Air Canada
Sun 10/256:10 pm
BOS
-
ICN
2 stops34h 15m
Air Canada
Deal found 2/1$469
This Air Canada deal was found by Cheapflights users on 2/2. 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.
Mon 6/87:05 pm
ICN
-
BOS
1 stop16h 34m
Air Canada
Sat 6/205:45 am
BOS
-
ICN
2 stops21h 20m
Air Canada
Deal found 2/2$492
This Gotogate deal was found by Cheapflights users on 2/1. 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 9/16:00 pm
ICN
-
BOS
2 stops60h 42m
Air Canada
Thu 9/1010:40 am
BOS
-
ICN
2 stops40h 25m
Air Canada
Deal found 2/1$815
This Priceline deal was found by Cheapflights users on 2/3. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/205:55 pm
ICN
-
BOS
2 stops29h 37m
Air Canada
Wed 2/253:35 pm
BOS
-
ICN
2 stops34h 25m
Air Canada
Deal found 2/3$869
This Air Canada deal was found by Cheapflights users on 2/2. 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 2/45:55 pm
ICN
-
BOS
2 stops29h 37m
Air Canada
Thu 2/2610:15 am
BOS
-
ICN
2 stops40h 55m
Air Canada
Deal found 2/2$873
This Gotogate deal was found by Cheapflights users on 2/2. 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 4/143:00 pm
GMP
-
BOS
1 stop38h 40m
Multiple Airlines
Wed 5/66:40 pm
BOS
-
GMP
2 stops36h 30m
Multiple Airlines
Deal found 2/2$1,155
This United Airlines deal was found by Cheapflights users on 2/2. 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.
Tue 10/274:50 pm
ICN
-
MHT
2 stops35h 13m
United Airlines
Sat 10/311:30 pm
MHT
-
ICN
2 stops37h 45m
United Airlines
Deal found 2/2$1,269
This Japan Airlines deal was found by Cheapflights users on 2/2. 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 Japan Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/237:15 pm
GMP
-
BOS
2 stops59h 00m
Japan Airlines
Mon 10/262:06 pm
BOS
-
GMP
2 stops39h 14m
Japan Airlines
Deal found 2/2$1,365
This Trip.com deal was found by Cheapflights users on 2/3. 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.
Sun 3/158:40 am
GMP
-
BOS
1 stop21h 40m
Multiple Airlines
Thu 3/191:15 pm
BOS
-
GMP
1 stop32h 40m
Multiple Airlines
Deal found 2/3$1,379
This YBTour deal was found by Cheapflights users on 2/1. 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 YBTour is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/17:55 pm
GMP
-
BOS
2 stops34h 33m
ANA
Thu 9/106:00 am
BOS
-
GMP
2 stops27h 20m
ANA
Deal found 2/1$1,394
This United Airlines deal was found by Cheapflights users on 2/3. 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.
Tue 7/74:50 pm
ICN
-
MHT
2 stops39h 16m
United Airlines
Mon 7/207:41 pm
MHT
-
ICN
2 stops43h 39m
United Airlines
Deal found 2/3$1,407

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 February 4, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$462
(Air Canada)

One-way from

$301
(Air Canada)

Popular in

June

Cheapest in

November

Average price

$915
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. 9% potential increase in price ($125 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($44 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 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 February 4, 2026.
Use the filters below to find and compare flights from South Korea to New Hampshire that are best for you.

Fly from

South Korea

Fly to

New Hampshire

Route

Depart

Return

Price

IncheonBoston

ICN - BOS

ICNBOS

Incheon Intl

Sun 5/24

5:45 pm-9:45 am

2 stops29h 00m

Boston Logan Intl

Sun 5/31

6:50 pm-4:05 pm

2 stops32h 15m

$928

IncheonBoston

ICN - BOS

ICNBOS

Incheon Intl

Mon 3/2

6:55 pm-9:32 am

2 stops28h 37m

Boston Logan Intl

Thu 3/12

6:40 pm-5:25 pm

2 stops33h 45m

$957

IncheonBoston

ICN - BOS

ICNBOS

Incheon Intl

Sat 2/14

7:15 pm-1:46 pm

1 stop32h 31m

Boston Logan Intl

Sat 2/21

10:10 am-4:45 pm

1 stop40h 35m

$959

IncheonBoston

ICN - BOS

ICNBOS

Incheon Intl

Tue 5/5

7:05 pm-10:39 pm

1 stop16h 34m

Boston Logan Intl

Tue 6/2

6:50 pm-4:05 pm

2 stops32h 15m

$1,081

IncheonBoston

ICN - BOS

ICNBOS

Incheon Intl

Fri 2/20

8:35 pm-11:59 pm

1 stop17h 24m

Boston Logan Intl

Wed 2/25

5:44 pm-6:35 pm

2 stops34h 51m

$1,101

IncheonBoston

ICN - BOS

ICNBOS

Incheon Intl

Mon 3/2

8:35 pm-5:24 pm

2 stops34h 49m

Boston Logan Intl

Fri 3/13

9:02 am-6:35 pm

1 stop20h 33m

$1,101

IncheonBoston

ICN - BOS

ICNBOS

Incheon Intl

Mon 3/2

8:35 pm-5:24 pm

2 stops34h 49m

Boston Logan Intl

Thu 3/12

9:02 am-6:35 pm

1 stop20h 33m

$1,101

IncheonBoston

ICN - BOS

ICNBOS

Incheon Intl

Mon 3/2

7:30 pm-11:12 am

1 stop29h 42m

Boston Logan Intl

Thu 3/12

8:05 am-3:30 pm

1 stop18h 25m

$1,102

IncheonBoston

ICN - BOS

ICNBOS

Incheon Intl

Fri 5/29

5:45 pm-9:54 am

2 stops29h 09m

Boston Logan Intl

Tue 6/16

5:10 am-4:25 pm

2 stops22h 15m

$1,106

IncheonBoston

ICN - BOS

ICNBOS

Incheon Intl

Tue 4/14

9:30 am-10:20 am

Nonstop13h 50m

Boston Logan Intl

Wed 5/6

8:59 pm-5:50 pm

1 stop31h 51m

$1,146

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/2

Showing 1-10 of 55 results
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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

What is the cheapest time of day to fly from KR to NH?

Find hourly flight availability from South Korea to New Hampshire. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 4, 2026.

When flying from South Korea to New Hampshire, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 59% versus a flight at noon.

What is the cheapest day to fly from South Korea to New Hampshire?

Use this chart to determine the cheapest time to fly round-trip from South Korea to New Hampshire. Price data was last updated on March 30, 2025.

Travelers seeking maximum savings on their South Korea to New Hampshire flight should consider departing on Sunday afternoons when fares are most often at their lowest. Sunday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

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 Air Canada, American Airlines, and United Airlines fly from South Korea to New Hampshire in about 29h. The time it takes to get you to your destination can typically vary by up to 10h 16m. 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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Alternative routes for South Korea to New Hampshire

See prices for flight routes from nearby airports that may be better suited for you.
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