$457 Cheap Flights from Seoul (GMP) to Boston (BOS)

View $457 flight on Wed, Dec 3, 2025Opens in a new window

Popular airlines from Gimpo Intl. Airport (GMP) to Logan International Airport (BOS)

Cheap Flights from Seoul to Boston (GMP-BOS)

Prices were available within the past 7 days and start at $457 for one-way flights and $781 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Asiana Airlines
Sun, Mar 1 - Fri, Mar 6
GMP
Seoul
BOS
Boston
$781 Roundtrip, found 3 days ago
$781
Roundtrip
found 3 days ago
Select Asiana Airlines flight, departing Sun, Mar 1 from Seoul to Boston, returning Fri, Mar 6, priced at $781 found 3 days ago
Asiana Airlines
Wed, Feb 11 - Sun, Mar 1
GMP
Seoul
BOS
Boston
$951 Roundtrip, found 3 days ago
$951
Roundtrip
found 3 days ago
Select Asiana Airlines flight, departing Wed, Feb 11 from Seoul to Boston, returning Sun, Mar 1, priced at $951 found 3 days ago
Asiana Airlines
Sun, Nov 23 - Wed, Jan 21
GMP
Seoul
BOS
Boston
$1,021 Roundtrip, found 19 hours ago
$1,021
Roundtrip
found 19 hours ago
Select Asiana Airlines flight, departing Sun, Nov 23 from Seoul to Boston, returning Wed, Jan 21, priced at $1,021 found 19 hours ago
Asiana Airlines
Sun, Nov 23 - Wed, Jan 21
GMP
Seoul
BOS
Boston
$1,046 Roundtrip, found 19 hours ago
$1,046
Roundtrip
found 19 hours ago
Select Asiana Airlines flight, departing Sun, Nov 23 from Seoul to Boston, returning Wed, Jan 21, priced at $1,046 found 19 hours ago
Asiana Airlines
Sun, Nov 23 - Wed, Jan 21
GMP
Seoul
BOS
Boston
$1,076 Roundtrip, found 19 hours ago
$1,076
Roundtrip
found 19 hours ago
Select Asiana Airlines flight, departing Sun, Nov 23 from Seoul to Boston, returning Wed, Jan 21, priced at $1,076 found 19 hours ago
Asiana Airlines
Fri, Jan 16 - Tue, Jan 20
GMP
Seoul
BOS
Boston
$1,078 Roundtrip, found 1 day ago
$1,078
Roundtrip
found 1 day ago
Select Asiana Airlines flight, departing Fri, Jan 16 from Seoul to Boston, returning Tue, Jan 20, priced at $1,078 found 1 day ago
Korean Air
Sun, Nov 23 - Wed, Jan 21
GMP
Seoul
BOS
Boston
$1,101 Roundtrip, found 19 hours ago
$1,101
Roundtrip
found 19 hours ago
Select Korean Air flight, departing Sun, Nov 23 from Seoul to Boston, returning Wed, Jan 21, priced at $1,101 found 19 hours ago
Korean Air
Sun, Nov 23 - Wed, Jan 21
GMP
Seoul
BOS
Boston
$1,126 Roundtrip, found 19 hours ago
$1,126
Roundtrip
found 19 hours ago
Select Korean Air flight, departing Sun, Nov 23 from Seoul to Boston, returning Wed, Jan 21, priced at $1,126 found 19 hours ago
All Nippon Airways
Tue, Feb 10 - Fri, Feb 27
GMP
Seoul
BOS
Boston
$1,251 Roundtrip, found 6 hours ago
$1,251
Roundtrip
found 6 hours ago
Select All Nippon Airways flight, departing Tue, Feb 10 from Seoul to Boston, returning Fri, Feb 27, priced at $1,251 found 6 hours ago
Japan Airlines
Tue, Oct 28 - Tue, Nov 4
GMP
Seoul
BOS
Boston
$1,726 Roundtrip, found 2 days ago
$1,726
Roundtrip
found 2 days ago
Select Japan Airlines flight, departing Tue, Oct 28 from Seoul to Boston, returning Tue, Nov 4, priced at $1,726 found 2 days ago

Frequently asked questions

How much does a flight from Gimpo Intl. Airport (GMP) to Logan Intl. Airport (BOS) cost?
Snag a cheap one-way flight from $457 or cheap return flight from $781 from Gimpo Intl. Airport (GMP) to Logan Intl. Airport (BOS) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Gimpo Intl. Airport (GMP) to Logan Intl. Airport (BOS)?
March is the most affordable month to fly from GMP to BOS. Timing your trip outside of the busy season is often the key to scoring lower fares.
Which airlines fly direct from Gimpo Intl. Airport (GMP) to Logan Intl. Airport (BOS)?
Although Seoul (GMP-Gimpo Intl.) has no direct flights to Logan Intl. Airport (BOS), other airports have nonstop options. Traveling from Incheon Intl. Airport (ICN) will get you to Boston without any layovers.
What is the cheapest airline that flies from Gimpo Intl. Airport (GMP) to Logan Intl. Airport (BOS)?
Expedia's filter tool lets you easily compare airlines, flight times and baggage options all in one place. Select your preferences, then sort by "Price (lowest to highest)" to find the carrier with the cheapest GMP to BOS flight.
How many flights per day from Gimpo Intl. Airport (GMP) to Logan Intl. Airport (BOS)?
Direct flights from Gimpo Intl. Airport (GMP) to Logan Intl. Airport (BOS) aren't available daily, so you'll need to take a flight with a layover. Explore your options with our filter tool. Enter your travel details and choose either "1 Stop" or "2+ Stops."
What day of the week has the most flights from GMP to BOS?
Typically you'll find the largest variety of flight choices on a Friday. Tuesdays tend to be the quietest.* However, this can change based on the time of year, airline and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Gimpo Intl. Airport (GMP) to Logan Intl. Airport (BOS)?
To avoid possible delays on the Gimpo Intl. Airport (GMP) to Logan Intl. Airport (BOS) route, aim to travel before 3 PM. Flights after this time have a 22% higher chance of cancellation.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Gimpo Intl. Airport (GMP) to Logan Intl. Airport (BOS) last-minute?
Booking your plane ticket from GMP to BOS shortly before your trip is typically more expensive. However, if you're flexible with your travel dates and times, you could grab a cheap last-minute fare.
Is it cheaper to book a GMP to BOS flight and hotel package?
Opting for a GMP to BOS flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your trip all in one place. Select from our extensive range of accommodations and then add activities, flights and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Gimpo Intl. Airport (GMP) to Logan Intl. Airport (BOS)?
If you booked your GMP to BOS flight in the last 24 hours, you may be able to cancel or modify it at no cost. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Gimpo Intl.
Destination airport
Logan Intl.
Airlines serving
All Nippon Airways, Japan Airlines
Roundtrip price
$781
Distance
6801 mi

Book with confidence

Seoul to Boston Flights

The cheapest times to fly from Seoul to Boston

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Seoul to Boston are during the month of March. You can find some of the cheapest flights from Seoul to Boston with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Seoul to Boston

Sunday is one of the best days to book for cheap flights from Seoul to Boston: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Seoul to Boston

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Seoul to Boston in 2025. You can also book with separate airlines for your outbound and return journeys, from $457 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Seoul to Boston flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Seoul to Boston airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Seoul to Boston Flights

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*Available to One Key members.