What is the cheapest airline that flies from Boston Logan Intl to South Korea?

American Airlines and Cathay Pacific are the most popular carriers operating from Boston Logan Intl to South Korea

How many flights depart from Boston to South Korea on average per day?

As of December 2025, 2 flights take off from Boston and land in South Korea each day. The most common flight departure time for this route is 11:00AM, with 100% of daily flights taking off at noon.

How often are flights from Boston to South Korea delayed?

Historically, on average around 35% of flights between Boston and South Korea have experienced a delay on any given week. The average delay length over the past 12 months has been 103 minutes.

What is the most punctual flight time for Boston to South Korea flights?

Generally, flights departing in the early afternoon tend to experience fewer delays. Flights in the morning have, in the past, seen delays more frequently in comparison.

What day of the week experiences the fewest flight delays on this route?

Wednesday is statistically the day of the week which experiences the fewest number of delays on this flight route. Monday has historically seen more delays on average compared to the rest of the week.

How many flights depart from Boston to South Korea on average per week?

As of December 2025, there are 14 flights per week flying from Boston to South Korea. The most common day of the week flights depart is Mon, with 14% of flights taking off on this day.

What airlines fly to South Korea?

Korean Air, Air Canada and Delta are the top three most popular airlines that fly to South Korea from Boston according to our data. Korean Air is the first choice among our users, with 40% of people opting to fly with this airline when traveling to South Korea. Keep in mind that there are 7 different airlines that fly to South Korea on a routine basis, so you have a few additional options to choose from.

Which airline has the best punctuality record on Boston to South Korea flights?

According to our data, Korean Air have had the least number of delays on this route over the last 12 months; with about 35% of their flights experiencing any sort of delay.

When did momondo last update prices for flights from Boston Logan Intl Airport to South Korea?

Prices for flights from Boston Logan Intl Airport to South Korea are refreshed on a daily basis.

How many operators does momondo search for flights from Boston Logan Intl Airport to South Korea?

The number of operators available for flights from Boston Logan Intl Airport to South Korea is 7 as of December 2025.

How old do you have to be to fly from Boston Logan Intl Airport to South Korea?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Boston Logan Intl Airport to South Korea.

What documentation or ID do you need to fly to South Korea?

The necessary travel and health documents for your South Korea trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$397 Cheap Flights from Boston to South Korea in 2025/26

1 adult

0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Boston to South Korea

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

12:30 am - 1:55 pmBOS-ICN

23h 25m1 stop

3:00 pm - 10:00 pmICN-BOS

21h 00m1 stop

$831Cathay Pacific

Find Deal

Wed, Jan 14 - Thu, Jan 22

12:30 am - 1:55 pmBOS-ICN

23h 25m1 stop

3:00 pm - 10:00 pmICN-BOS

21h 00m1 stop

$832Cathay Pacific

Find Deal

Tue, Feb 17 - Wed, Mar 4

8:00 pm - 9:05 amBOS-ICN

23h 05m1 stop

12:10 am - 6:05 pmICN-BOS

31h 55m1 stop

$836Turkish Airlines

Find Deal

Wed, Feb 25 - Tue, Mar 3

8:00 pm - 9:05 amBOS-ICN

23h 05m1 stop

12:10 am - 6:05 pmICN-BOS

31h 55m1 stop

$850Turkish Airlines

Find Deal

Mon, Feb 16 - Mon, Mar 2

9:50 pm - 5:40 pmBOS-ICN

30h 50m1 stop

11:20 pm - 7:55 pmICN-BOS

33h 35m1 stop

$863Turkish Airlines

Find Deal

Mon, Apr 13 - Wed, Apr 22

7:40 pm - 2:10 pmBOS-GMP

29h 30m2 stops

8:50 am - 5:20 pmGMP-BOS

21h 30m1 stop

$904Multiple Airlines

Find Deal

Fri, Mar 20 - Fri, Mar 27

7:40 pm - 2:10 pmBOS-GMP

29h 30m2 stops

8:50 am - 5:20 pmGMP-BOS

21h 30m1 stop

$927Multiple Airlines

Find Deal

Fri, Mar 13 - Sun, Mar 22

11:00 am - 8:10 amBOS-PUS

31h 10m1 stop

4:10 pm - 8:40 amPUS-BOS

30h 30m1 stop

$1,748Korean Air

Find Deal

Tue, Jan 13 - Tue, Jan 20

8:50 pm - 3:10 pmBOS-PUS

28h 20m2 stops

4:10 pm - 8:40 amPUS-BOS

30h 30m1 stop

$2,276Delta

Find Deal

Sun, Jan 25 - Wed, Jan 28

11:00 am - 10:15 pmBOS-CJU

21h 15m1 stop

8:50 pm - 8:40 amCJU-BOS

25h 50m1 stop

$24,409Korean Air

Find Deal

Wed, Jan 14 - Sat, Jan 31

Cathay Pacific flights from Boston to South Korea

Our best Cathay Pacific deals on Boston to South Korea flight tickets

Cathay Pacific

Jan 14

BOS12:30 amBoston Logan Intl

23h 25m

1 stop

ICN1:55 pmIncheon Intl

Jan 22

ICN3:00 pmIncheon Intl

21h 00m

1 stop

BOS10:00 pmBoston Logan Intl

$831

Find similar

Cathay Pacific

Feb 17

BOS12:30 amBoston Logan Intl

23h 25m

1 stop

ICN1:55 pmIncheon Intl

Mar 4

ICN3:00 pmIncheon Intl

21h 00m

1 stop

BOS10:00 pmBoston Logan Intl

$832

Find similar

Cathay Pacific

Jan 29

BOS12:30 amBoston Logan Intl

22h 15m

1 stop

ICN12:45 pmIncheon Intl

Feb 8

ICN7:35 pmIncheon Intl

40h 25m

1 stop

BOS10:00 pmBoston Logan Intl

$881

Find similar

Turkish Airlines flights from Boston to South Korea

Our best Turkish Airlines deals on Boston to South Korea flight tickets

Turkish Airlines

Feb 25

BOS8:00 pmBoston Logan Intl

23h 05m

1 stop

ICN9:05 amIncheon Intl

Mar 3

ICN12:10 amIncheon Intl

31h 55m

1 stop

BOS6:05 pmBoston Logan Intl

$836

Find similar

Turkish Airlines

Feb 16

BOS8:00 pmBoston Logan Intl

23h 05m

1 stop

ICN9:05 amIncheon Intl

Mar 2

ICN12:10 amIncheon Intl

31h 55m

1 stop

BOS6:05 pmBoston Logan Intl

$850

Find similar

Turkish Airlines

Apr 13

BOS9:50 pmBoston Logan Intl

30h 50m

1 stop

ICN5:40 pmIncheon Intl

Apr 22

ICN11:20 pmIncheon Intl

33h 35m

1 stop

BOS7:55 pmBoston Logan Intl

$863

Find similar

Fly from

Fly to

Route

Depart

Return

Price

BostonIncheon

BOS - ICN

BOSICN

Boston Logan Intl

Wed 1/14

12:30 am-1:55 pm

1 stop23h 25m

Incheon Intl

Thu 1/22

3:00 pm-10:00 pm

1 stop21h 00m

$831

BostonIncheon

BOS - ICN

BOSICN

Boston Logan Intl

Tue 2/17

12:30 am-1:55 pm

1 stop23h 25m

Incheon Intl

Wed 3/4

3:00 pm-10:00 pm

1 stop21h 00m

$832

BostonIncheon

BOS - ICN

BOSICN

Boston Logan Intl

Wed 2/25

8:00 pm-9:05 am

1 stop23h 05m

Incheon Intl

Tue 3/3

12:10 am-6:05 pm

1 stop31h 55m

$836

BostonIncheon

BOS - ICN

BOSICN

Boston Logan Intl

Mon 2/16

8:00 pm-9:05 am

1 stop23h 05m

Incheon Intl

Mon 3/2

12:10 am-6:05 pm

1 stop31h 55m

$850

BostonIncheon

BOS - ICN

BOSICN

Boston Logan Intl

Mon 4/13

9:50 pm-5:40 pm

1 stop30h 50m

Incheon Intl

Wed 4/22

11:20 pm-7:55 pm

1 stop33h 35m

$863

BostonSeoul

BOS - GMP

BOSGMP

Boston Logan Intl

Fri 3/20

7:40 pm-2:10 pm

2 stops29h 30m

Seoul Gimpo Intl

Fri 3/27

8:50 am-5:20 pm

1 stop21h 30m

$904

BostonSeoul

BOS - GMP

BOSGMP

Boston Logan Intl

Fri 3/13

7:40 pm-2:10 pm

2 stops29h 30m

Seoul Gimpo Intl

Sun 3/22

8:50 am-5:20 pm

1 stop21h 30m

$927

BostonBusan

BOS - PUS

BOSPUS

Boston Logan Intl

Tue 1/13

11:00 am-8:10 am

1 stop31h 10m

Busan Gimhae

Tue 1/20

4:10 pm-8:40 am

1 stop30h 30m

$1,748

BostonBusan

BOS - PUS

BOSPUS

Boston Logan Intl

Sun 1/25

8:50 pm-3:10 pm

2 stops28h 20m

Busan Gimhae

Wed 1/28

4:10 pm-8:40 am

1 stop30h 30m

$2,276

BostonJeju City

BOS - CJU

BOSCJU

Boston Logan Intl

Wed 1/14

11:00 am-10:15 pm

1 stop21h 15m

Jeju City

Sat 1/31

8:50 pm-8:40 am

1 stop25h 50m

$24,409

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Boston to South Korea

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Delays

Other information

What is the cheapest month to fly to South Korea?

If you aren’t able to travel to South Korea during the month of November, then flying in October is also cheap. Prices for this month can be found on momondo for an average of $1,073.

What is the cheapest day to depart on your flight to South Korea?

On average, the least expensive day to fly to South Korea from Boston is on a Monday. momondo users have found tickets for Monday departures for as low as $1,053. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from Boston to South Korea for around $1,238.

What is the cheapest time of day to depart on your flight to South Korea?

Flying to South Korea from Boston in the morning is the least expensive time of day to depart. momondo users have found prices as low as $1,107 when looking at flights departing in the morning. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $1,587 on average. Flights to South Korea from Boston at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.

What is the cheapest Boston Logan Intl to South Korea flight route?

Fly from Boston Logan Intl to Incheon Intl for the best Boston Logan Intl - South Korea flight prices

How far in advance should I book a flight to South Korea?

You are more likely to see cheaper flights to South Korea from Boston when booking weeks ahead of your departure date. In general, you can expect to find flights to South Korea for around $1,460 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to South Korea from Boston for as low as $1,253 on momondo.

What cabin class options are available on Boston Logan Intl to South Korea flights?

There are 3 cabin classes available to choose from on Boston Logan Intl to South Korea flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Boston to South Korea flights?

You could potentially save up to 12% on your flight if you consider stops on a Boston to South Korea flight.

Cheap Boston to South Korea flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Boston to South Korea

Best Price Found	$427
Fastest flight time	15h 30m
Direct flights	Every day
Airports in South Korea	1 airport

The best one-way flight to South Korea from Boston in the past 72 hours is $427. The best round-trip flight deal from Boston to South Korea found on momondo in the last 72 hours is $818.

The fastest flight from Boston to South Korea takes 15h 30m

Direct flights go from Boston to South Korea every day.

There is 1 airport near South Korea: Incheon Intl (ICN)

Search flight deals

When did momondo last update prices for flights from Boston Logan Intl Airport to South Korea?
Prices for flights from Boston Logan Intl Airport to South Korea are refreshed on a daily basis.
How many operators does momondo search for flights from Boston Logan Intl Airport to South Korea?
The number of operators available for flights from Boston Logan Intl Airport to South Korea is 7 as of December 2025.
How old do you have to be to fly from Boston Logan Intl Airport to South Korea?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Boston Logan Intl Airport to South Korea.
What documentation or ID do you need to fly to South Korea?
The necessary travel and health documents for your South Korea trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Boston to South Korea?
momondo data reveals that the most frequently booked plane model on the route from Boston to South Korea is Boeing 777-300ER, representing 87.08% of all bookings. The subsequent popular models are Boeing 787-9 Dreamliner at 5.00%, Airbus A350-1000 at 3.75%, and Airbus A380-800 at 1.25%.

Best airlines flying from Boston to South Korea

Compare and see reviews for airlines that fly from Boston to South Korea with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $357	Free Cancellation	Rating 7.9 8,010 reviews	Search Delta flights
Cathay Pacific	PriceFrom $774	Free Cancellation	Rating 7.6 1,080 reviews	Search Cathay Pacific flights
Turkish Airlines	PriceFrom $802	Free Cancellation	Rating 7.3 4,071 reviews	Search Turkish Airlines flights
Air Canada	PriceFrom $868	Free Cancellation	Rating 7.1 10,493 reviews	Search Air Canada flights
United Airlines	PriceFrom $872	Free Cancellation	Rating 7.4 9,065 reviews	Search United Airlines flights
American Airlines	PriceFrom $872	Free Cancellation	Rating 7.2 11,041 reviews	Search American Airlines flights
Korean Air	PriceFrom $1,528	Free Cancellation	Rating 8.4 1,177 reviews	Search Korean Air flights

Why use momondo?

Why should I use momondo to find a flight deal from Boston to South Korea?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Boston to South Korea. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Boston to South Korea with flexible booking policies on momondo?

Flights from Boston to South Korea with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Boston to South Korea?

Once you have performed a search for Boston to South Korea flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Boston to South Korea right now. Can momondo alert me if prices change?

Price alerts on flights to South Korea from Boston are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your South Korea trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Start using Trips

Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

1 adult

Wed 12/31

Wed 1/7

Email me momondo's favorite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to South Korea

Popular cities in South Korea

Flights to Seoulfrom $447

Flights to Jeju Cityfrom $740

Flights to Busanfrom $690

Flights to Daegufrom $935

Flights to Gwangjufrom $780

Flights to Yeosu

Flights to Ulsanfrom $1,172

Flights to Jinjufrom $1,292

Flights to Muan

Cheap flights from Boston to South Korea from $355

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Boston to South Korea departing on 3/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from Boston to South Korea

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Cheap direct flights

Cathay Pacific flights from Boston to South Korea

Our best Cathay Pacific deals on Boston to South Korea flight tickets

Turkish Airlines flights from Boston to South Korea

Our best Turkish Airlines deals on Boston to South Korea flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Boston to South Korea that are best for you.

See travel insights to South Korea from

How to get the cheapest flight ticket from Boston to South Korea

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to South Korea?

If you aren’t able to travel to South Korea during the month of November, then flying in October is also cheap. Prices for this month can be found on momondo for an average of $1,073.

What is the cheapest day to depart on your flight to South Korea?

What is the cheapest time of day to depart on your flight to South Korea?

What is the cheapest Boston Logan Intl to South Korea flight route?

Fly from Boston Logan Intl to Incheon Intl for the best Boston Logan Intl - South Korea flight prices

How far in advance should I book a flight to South Korea?

What cabin class options are available on Boston Logan Intl to South Korea flights?

There are 3 cabin classes available to choose from on Boston Logan Intl to South Korea flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Boston to South Korea flights?

You could potentially save up to 12% on your flight if you consider stops on a Boston to South Korea flight.

What is the cheapest airline that flies from Boston Logan Intl to South Korea?

American Airlines and Cathay Pacific are the most popular carriers operating from Boston Logan Intl to South Korea

What airlines fly to South Korea?

How often are flights from Boston to South Korea delayed?

Historically, on average around 35% of flights between Boston and South Korea have experienced a delay on any given week. The average delay length over the past 12 months has been 103 minutes.

What is the most punctual flight time for Boston to South Korea flights?

Generally, flights departing in the early afternoon tend to experience fewer delays. Flights in the morning have, in the past, seen delays more frequently in comparison.

What day of the week experiences the fewest flight delays on this route?

Wednesday is statistically the day of the week which experiences the fewest number of delays on this flight route. Monday has historically seen more delays on average compared to the rest of the week.

Which airline has the best punctuality record on Boston to South Korea flights?

According to our data, Korean Air have had the least number of delays on this route over the last 12 months; with about 35% of their flights experiencing any sort of delay.

How many flights depart from Boston to South Korea on average per day?

As of December 2025, 2 flights take off from Boston and land in South Korea each day. The most common flight departure time for this route is 11:00AM, with 100% of daily flights taking off at noon.

How many flights depart from Boston to South Korea on average per week?

As of December 2025, there are 14 flights per week flying from Boston to South Korea. The most common day of the week flights depart is Mon, with 14% of flights taking off on this day.

Cheap Boston to South Korea flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Boston to South Korea

Best Price Found

Fastest flight time

Direct flights

Airports in South Korea

When did momondo last update prices for flights from Boston Logan Intl Airport to South Korea?

How many operators does momondo search for flights from Boston Logan Intl Airport to South Korea?

How old do you have to be to fly from Boston Logan Intl Airport to South Korea?

What documentation or ID do you need to fly to South Korea?

What is the most popular plane model from Boston to South Korea?

Best airlines flying from Boston to South Korea

Compare and see reviews for airlines that fly from Boston to South Korea with momondo

Why use momondo?

Why should I use momondo to find a flight deal from Boston to South Korea?

Can I find flights from Boston to South Korea with flexible booking policies on momondo?

How can momondo help me find flights from Boston to South Korea?

I’m not ready to book a flight from Boston to South Korea right now. Can momondo alert me if prices change?

An easier way to manage your South Korea trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to South Korea

Popular cities in South Korea

Popular flights according to clicks in the last 7 days on momondo