HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
New Hampshire

$406+ 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 9/15. Fares are subject to change and may not be available on all flights or dates of travel.
ICN — MHT
Aug 7 — Aug 141
Do 8/7
Do 8/14
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from South Korea to New Hampshire with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap 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 August 2, 2025.

Round-trip from

$496
(Trip.com)

One-way from

$406
(Kiwi.com)

Popular in

August

Cheapest in

October

Average price

$1,665
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. 6% potential increase in price ($89 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($39 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 2025
Search Deals

Find 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 August 2, 2025.

This Trip.com deal was found by Cheapflights users on 7/31. 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.
Mi 9/176:00 pmICN - BOS
1 stop28h 30mAir Canada
Di 9/236:00 amBOS - ICN
1 stop21h 15mAir Canada
Deal found 7/31$496
This Alaska Airlines deal was found by Cheapflights users on 8/1. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
So 10/128:35 pmICN - BOS
1 stop24h 18mAlaska Airlines
So 11/167:00 amBOS - ICN
1 stop21h 35mAlaska Airlines
Deal found 8/1$551
This United Airlines deal was found by Cheapflights users on 7/31. 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.
Mo 11/36:00 pmICN - BOS
2 stops19h 42mUnited Airlines
Mi 12/318:57 pmBOS - ICN
2 stops29h 18mUnited Airlines
Deal found 7/31$555
This Hawaiian Airlines deal was found by Cheapflights users on 7/31. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mo 10/139:25 pmICN - BOS
1 stop21h 35mHawaiian Airlines
So 11/167:00 amBOS - ICN
1 stop21h 35mHawaiian Airlines
Deal found 7/31$584
This American Airlines deal was found by Cheapflights users on 7/31. 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.
Mi 9/177:55 amGMP - BOS
2 stops22h 12mMultiple Airlines
Di 9/236:30 amBOS - GMP
2 stops26h 20mMultiple Airlines
Deal found 7/31$901
This Gotogate deal was found by Cheapflights users on 7/30. 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.
Mi 9/247:55 amGMP - BOS
1 stop23h 10mJapan Airlines
So 9/281:20 pmBOS - GMP
1 stop32h 25mJapan Airlines
Deal found 7/30$1,143
This Gotogate deal was found by Cheapflights users on 7/31. 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.
Sa 11/2911:05 amPUS - BOS
2 stops25h 32mMultiple Airlines
So 12/76:15 amBOS - PUS
2 stops41h 00mMultiple Airlines
Deal found 7/31$1,203
This Mytrip deal was found by Cheapflights users on 7/31. 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.
Mi 12/37:50 pmGMP - BOS
2 stops30h 53mANA
Do 1/156:00 amBOS - GMP
2 stops26h 30mANA
Deal found 7/31$1,237
This Gotogate deal was found by Cheapflights users on 8/1. 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.
Mo 10/134:30 pmPUS - BOS
1 stop30h 40mKorean Air
Sa 10/1812:55 pmBOS - PUS
1 stop18h 50mKorean Air
Deal found 8/1$1,462
This Gotogate deal was found by Cheapflights users on 7/31. 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.
Sa 11/297:40 amPUS - BOS
1 stop28h 20mCathay Pacific
Sa 12/612:30 amBOS - PUS
1 stop22h 35mCathay Pacific
Deal found 7/31$1,496
This American Airlines deal was found by Cheapflights users on 7/31. 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.
Mo 8/115:25 pmICN - MHT
2 stops31h 33mAmerican Airlines
So 8/1712:54 pmMHT - ICN
2 stops37h 36mAmerican Airlines
Deal found 7/31$1,666
This Korean Air deal was found by Cheapflights users on 7/30. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Do 11/67:55 amPUS - PWM
2 stops19h 57mKorean Air
Mo 11/102:35 pmPWM - PUS
2 stops34h 40mKorean Air
Deal found 7/30$1,708

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 August 2, 2025.
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

Mi 9/17

6:00 pm-9:30 am

1 stop28h 30m

Boston Logan Intl

Di 9/23

6:00 am-4:15 pm

1 stop21h 15m

$496

IncheonBoston

ICN - BOS

ICNBOS

Incheon Intl

So 10/12

8:35 pm-7:53 am

1 stop24h 18m

Boston Logan Intl

So 11/16

7:00 am-6:35 pm

1 stop21h 35m

$551

IncheonBoston

ICN - BOS

ICNBOS

Incheon Intl

Mo 11/3

6:00 pm-11:42 pm

2 stops19h 42m

Boston Logan Intl

Di 11/18

10:25 am-5:40 am

3 stops29h 15m

$555

IncheonBoston

ICN - BOS

ICNBOS

Incheon Intl

Mo 10/13

9:25 pm-6:00 am

1 stop21h 35m

Boston Logan Intl

So 11/16

7:00 am-6:35 pm

1 stop21h 35m

$584

SeoulBoston

GMP - BOS

GMPBOS

Seoul Gimpo Intl

Mi 9/17

7:55 am-5:07 pm

2 stops22h 12m

Boston Logan Intl

Di 9/23

6:30 am-9:50 pm

2 stops26h 20m

$901

SeoulBoston

GMP - BOS

GMPBOS

Seoul Gimpo Intl

Mi 9/24

7:55 am-6:05 pm

1 stop23h 10m

Boston Logan Intl

So 9/28

1:20 pm-10:45 am

1 stop32h 25m

$1,143

BusanBoston

PUS - BOS

PUSBOS

Busan Gimhae

Sa 11/29

11:05 am-10:37 pm

2 stops25h 32m

Boston Logan Intl

So 12/7

6:15 am-1:15 pm

2 stops41h 00m

$1,203

SeoulBoston

GMP - BOS

GMPBOS

Seoul Gimpo Intl

Mi 12/3

7:50 pm-12:43 pm

2 stops30h 53m

Boston Logan Intl

Do 1/15

6:00 am-10:30 pm

2 stops26h 30m

$1,237

BusanBoston

PUS - BOS

PUSBOS

Busan Gimhae

Mo 10/13

4:30 pm-10:10 am

1 stop30h 40m

Boston Logan Intl

Sa 10/18

12:55 pm-8:45 pm

1 stop18h 50m

$1,462

BusanBoston

PUS - BOS

PUSBOS

Busan Gimhae

Sa 11/29

7:40 am-10:00 pm

1 stop28h 20m

Boston Logan Intl

Sa 12/6

12:30 am-1:05 pm

1 stop22h 35m

$1,496

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/31

Showing 1-10 of 24 results
1
2
3

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 August 2, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from South Korea to New Hampshire as you normally would.

Reviews of airlines servicing New Hampshire

Get insights into the airlines that provide service to New Hampshire. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to New Hampshire. Reviews last updated August 2, 2025.
Peruse reviews from past customers who have flown with ANA, Korean Air, and Japan Airlines from South Korea to New Hampshire to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
ANA
8.4
Very good
922 reviews

Boarding

8.5

Comfort

8.2

Crew

8.7

Entertainment

7.9

Food

7.7

Overall

8.4

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jul 2025

MNL - NRT

Flight delayed from 7pm to 2am, united airlines sold our tickets so they had to book us with AA
ANA
8.4
Very good
922 reviews
ANA
8.4
Very good
922 reviews

Boarding

8.5

Comfort

8.2

Crew

8.7

Entertainment

7.9

Food

7.7

Overall

8.4

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jul 2025

MNL - NRT

Flight delayed from 7pm to 2am, united airlines sold our tickets so they had to book us with AA
Korean Air
8.4
Very good
1,122 reviews
ANA
8.4
Very good
922 reviews

Boarding

8.5

Comfort

8.2

Crew

8.7

Entertainment

7.9

Food

7.7

Overall

8.4

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jul 2025

MNL - NRT

Flight delayed from 7pm to 2am, united airlines sold our tickets so they had to book us with AA
Japan Airlines
8.3
Very good
1,541 reviews
ANA
8.4
Very good
922 reviews

Boarding

8.5

Comfort

8.2

Crew

8.7

Entertainment

7.9

Food

7.7

Overall

8.4

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jul 2025

MNL - NRT

Flight delayed from 7pm to 2am, united airlines sold our tickets so they had to book us with AA
Delta
8.0
Very good
7,983 reviews
ANA
8.4
Very good
922 reviews

Boarding

8.5

Comfort

8.2

Crew

8.7

Entertainment

7.9

Food

7.7

Overall

8.4

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jul 2025

MNL - NRT

Flight delayed from 7pm to 2am, united airlines sold our tickets so they had to book us with AA
Alaska Airlines
8.0
Very good
10,000 reviews
ANA
8.4
Very good
922 reviews

Boarding

8.5

Comfort

8.2

Crew

8.7

Entertainment

7.9

Food

7.7

Overall

8.4

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jul 2025

MNL - NRT

Flight delayed from 7pm to 2am, united airlines sold our tickets so they had to book us with AA

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.

  • What are the cheapest airlines to fly from South Korea to New Hampshire one-way?

    The cheapest airline one-way is Air Canada, with whom users have recently found tickets for as low as $416. However, be on the lookout for offers from WestJet and American Airlines, as they are both options that can get you from South Korea to New Hampshire for a low price.

  • 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.

  • What is the cheapest month to book a flight from South Korea to New Hampshire?

    Currently, January is the cheapest month in which you can book a flight from South Korea to New Hampshire (average of $334). Flying from South Korea to New Hampshire in April is currently the most expensive (average of $396). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for South Korea to New Hampshire

See prices for flight routes from nearby airports that may be better suited for you.
Incheon Intl to John F Kennedy Intl flights
Haneda to Los Angeles flights
Incheon Intl to Los Angeles flights
Narita to Los Angeles flights
New Delhi to Newark flights
Incheon Intl to Newark flights
Incheon Intl to LaGuardia flights
Hyderabad to Dallas/Fort Worth flights
Narita to Honolulu flights
New Delhi to John F Kennedy Intl flights
Incheon Intl to O'Hare Intl flights
Taiwan Taoyuan Intl to Los Angeles flights
Manila to Los Angeles flights
Haneda to Honolulu flights
Incheon Intl to Honolulu flights
Incheon Intl to Dallas/Fort Worth flights
Haneda to John F Kennedy Intl flights
Mumbai to Newark flights
Bangalore to John F Kennedy Intl flights
Bangalore to Newark flights
Manila to Las Vegas flights
Narita to Seattle flights
Mumbai to John F Kennedy Intl flights
Incheon Intl to San Francisco flights
Taiwan Taoyuan Intl to San Francisco flights
Taiwan Taoyuan Intl to Seattle flights
Narita to Newark flights
Haneda to Newark flights
Taiwan Taoyuan Intl to John F Kennedy Intl flights
Lahore to John F Kennedy Intl flights
New Delhi to San Francisco flights
New Delhi to Dallas/Fort Worth flights
Haneda to Seattle flights
Haneda to San Francisco flights
Mumbai to San Francisco flights
Singapore to John F Kennedy Intl flights
Manila to San Francisco flights
Incheon Intl to Dulles Intl flights
Hong Kong to Los Angeles flights
New Delhi to LaGuardia flights
Kuala Lumpur Intl to Newark flights
Singapore to Newark flights
Gimpo Intl to John F Kennedy Intl flights
Incheon Intl to Seattle flights
Bangalore to LaGuardia flights
Gimpo Intl to Honolulu flights
Bangalore to San Francisco flights
Manila to John F Kennedy Intl flights
Suvarnabhumi to John F Kennedy Intl flights
Kuala Lumpur Intl to John F Kennedy Intl flights

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.