$488 Cheap Flights from Baltimore (BWI) to Seoul (GMP)

View $488 flight on Wed, Dec 10, 2025Opens in a new window

Popular airlines from Baltimore Washington Intl. Airport (BWI) to Gimpo Intl. Airport (GMP)

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Cheap Flights from Baltimore to Seoul (BWI-GMP)

Prices were available within the past 7 days and start at $488 for one-way flights and $974 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Wed, Dec 10 - Tue, Dec 16
BWI
Baltimore
GMP
Seoul
$974 Roundtrip, found 3 days ago
$974
Roundtrip
found 3 days ago
Select American Airlines flight, departing Wed, Dec 10 from Baltimore to Seoul, returning Tue, Dec 16, priced at $974 found 3 days ago
Japan Airlines
Wed, Dec 10 - Tue, Dec 16
BWI
Baltimore
GMP
Seoul
$974 Roundtrip, found 3 days ago
$974
Roundtrip
found 3 days ago
Select Japan Airlines flight, departing Wed, Dec 10 from Baltimore to Seoul, returning Tue, Dec 16, priced at $974 found 3 days ago
Japan Airlines
Sat, Dec 6 - Sun, Dec 21
BWI
Baltimore
GMP
Seoul
$981 Roundtrip, found 3 days ago
$981
Roundtrip
found 3 days ago
Select Japan Airlines flight, departing Sat, Dec 6 from Baltimore to Seoul, returning Sun, Dec 21, priced at $981 found 3 days ago
Japan Airlines
Sun, Dec 7 - Mon, Dec 15
BWI
Baltimore
GMP
Seoul
$1,056 Roundtrip, found 6 days ago
$1,056
Roundtrip
found 6 days ago
Select Japan Airlines flight, departing Sun, Dec 7 from Baltimore to Seoul, returning Mon, Dec 15, priced at $1,056 found 6 days ago
Japan Airlines
Sat, Dec 6 - Sun, Dec 14
BWI
Baltimore
GMP
Seoul
$1,137 Roundtrip, found 3 days ago
$1,137
Roundtrip
found 3 days ago
Select Japan Airlines flight, departing Sat, Dec 6 from Baltimore to Seoul, returning Sun, Dec 14, priced at $1,137 found 3 days ago
Japan Airlines
Mon, Dec 8 - Fri, Dec 19
BWI
Baltimore
GMP
Seoul
$1,144 Roundtrip, found 1 day ago
$1,144
Roundtrip
found 1 day ago
Select Japan Airlines flight, departing Mon, Dec 8 from Baltimore to Seoul, returning Fri, Dec 19, priced at $1,144 found 1 day ago
Japan Airlines
Wed, Dec 10 - Tue, Dec 16
BWI
Baltimore
GMP
Seoul
$1,163 Roundtrip, found 3 days ago
$1,163
Roundtrip
found 3 days ago
Select Japan Airlines flight, departing Wed, Dec 10 from Baltimore to Seoul, returning Tue, Dec 16, priced at $1,163 found 3 days ago
Japan Airlines
Mon, Sep 7 - Thu, Sep 17
BWI
Baltimore
GMP
Seoul
$1,163 Roundtrip, found 2 days ago
$1,163
Roundtrip
found 2 days ago
Select Japan Airlines flight, departing Mon, Sep 7 from Baltimore to Seoul, returning Thu, Sep 17, priced at $1,163 found 2 days ago
Air China
Sun, Nov 9 - Fri, Nov 14
BWI
Baltimore
GMP
Seoul
$1,608 Roundtrip, found 22 hours ago
$1,608
Roundtrip
found 22 hours ago
Select Air China flight, departing Sun, Nov 9 from Baltimore to Seoul, returning Fri, Nov 14, priced at $1,608 found 22 hours ago
All Nippon Airways
Thu, Jan 8 - Mon, Jan 26
BWI
Baltimore
GMP
Seoul
$1,867 Roundtrip, found 2 days ago
$1,867
Roundtrip
found 2 days ago
Select All Nippon Airways flight, departing Thu, Jan 8 from Baltimore to Seoul, returning Mon, Jan 26, priced at $1,867 found 2 days ago

Alternative airports near Seoul

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Incheon Intl. ICN. Cheapest option available. Average driving time to city center is 47 minutes. Flights from $1,266
ICN
Incheon Intl.
Cheapest
Average driving time to city center47 min
Flights from $1,266

Frequently asked questions

How much does a flight from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Gimpo Intl. Airport (GMP) cost?
Secure a cheap one-way flight from $488 or cheap return flight from $974 from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Gimpo Intl. Airport (GMP) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Gimpo Intl. Airport (GMP)?
December is the most affordable month to fly from BWI to GMP. Traveling during an off-peak travel window is often the key to better flight prices.
What is the cheapest airline that flies from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Gimpo Intl. Airport (GMP)?
Expedia's filter tool lets you easily compare travel time, airlines and fares all in one place. Tailor the search to your trip, then sort by "Price (lowest to highest)" to see which carrier offers the cheapest BWI to GMP flight.
How many flights per day from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Gimpo Intl. Airport (GMP)?
You'll have to hop on a flight with a layover if you're traveling from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Gimpo Intl. Airport (GMP). There are no daily direct flights on this route. However, simply filter your search to include one or more stops to discover an option that works for you.
What day of the week has the most flights from BWI to GMP?
Friday is generally the busiest day for flights, while Tuesday tends to be the quietest.* Keep in mind that flight schedules can vary based on a range of factors, including the season and airline.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Gimpo Intl. Airport (GMP)?
To arrive at Gimpo Intl. Airport (GMP) without delays, book a flight that takes off from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this hour.**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 Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Gimpo Intl. Airport (GMP) last-minute?
Waiting until right before your break to book a ticket from BWI to GMP generally means paying more. While you may find some last-minute discounts, they aren't always guaranteed. Be flexible with your itinerary to maximize your chances of getting a bargain.
Is it cheaper to book a BWI to GMP flight and hotel package?
Compared with arranging flights and hotels separately, booking a BWI to GMP flight and hotel package with Expedia could result in significant savings. Better yet, having everything in one convenient place takes the hassle out of travel planning. Just secure your flights and choose from our extensive range of hotels, then tailor your trip with other add-ons like tours, activities and car rentals.
Can I cancel or change the date of my flight from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Gimpo Intl. Airport (GMP)?
In most cases, you can modify or cancel your BWI to GMP flight. However, additional charges may apply, especially if you booked more than 24 hours ago. Check your itinerary for the airline's guidelines and fees on flight changes, or if you want more details, go to our Customer Service portal.

Travel information

Origin airport
Baltimore Washington Intl. Thurgood Marshall
Destination airport
Gimpo Intl.
Airlines serving
Air China, All Nippon Airways, Japan Airlines
Roundtrip price
$974
Distance
6928 mi

Book with confidence

Baltimore to Seoul Flights

The cheapest times to fly from Baltimore to Seoul

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 Baltimore to Seoul are during the month of December. You can find some of the cheapest flights from Baltimore to Seoul with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Baltimore to Seoul

Sunday is one of the best days to book for cheap flights from Baltimore to Seoul: 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 Baltimore to Seoul

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 Baltimore to Seoul in 2025. You can also book with separate airlines for your outbound and return journeys, from $488 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 Baltimore to Seoul 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 Baltimore to Seoul 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.

 

Baltimore to Seoul Flights

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