HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Seoul

$435+ Cheap flights from Maryland to Seoul (SEL)

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 8/19. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — SEL
Jul 24 — Jul 311
Fri 7/24
Fri 7/31
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Maryland to Seoul 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 Maryland to Seoul

Cheapest flights from Maryland to Seoul
Explore the most affordable flight options available from Maryland to Seoul. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 24, 2026.

This Delta deal was found by Cheapflights users on 6/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/105:45 am
PHL
-
ICN
1 stop22h 35m
Delta
Thu 9/246:50 pm
ICN
-
PHL
1 stop27h 38m
Delta
Deal found 6/19$1,066
This Booking.com deal was found by Cheapflights users on 6/20. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/66:59 pm
PHL
-
ICN
1 stop33h 31m
Alaska Airlines
Mon 9/147:35 pm
ICN
-
PHL
1 stop23h 05m
Alaska Airlines
Deal found 6/20$1,082
This Alaska Airlines deal was found by Cheapflights users on 6/24. 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.
Sun 11/17:00 am
PHL
-
ICN
1 stop20h 35m
Alaska Airlines
Sat 11/148:00 pm
ICN
-
PHL
1 stop23h 33m
Alaska Airlines
Deal found 6/24$1,091
This United Airlines deal was found by Cheapflights users on 6/24. 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 9/11:06 pm
PHL
-
ICN
2 stops26h 14m
United Airlines
Thu 10/15:15 pm
ICN
-
PHL
2 stops19h 15m
United Airlines
Deal found 6/24$1,095
This United Airlines deal was found by Cheapflights users on 6/19. 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.
Sat 8/86:23 pm
PHL
-
ICN
1 stop20h 57m
United Airlines
Sat 8/294:50 pm
ICN
-
PHL
2 stops29h 47m
United Airlines
Deal found 6/19$1,096
This Alaska Airlines deal was found by Cheapflights users on 6/23. 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.
Tue 9/16:59 pm
PHL
-
ICN
1 stop33h 31m
Alaska Airlines
Thu 10/17:35 pm
ICN
-
PHL
1 stop23h 05m
Alaska Airlines
Deal found 6/23$1,099
This Alaska Airlines deal was found by Cheapflights users on 6/24. 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.
Tue 9/16:59 pm
PHL
-
ICN
1 stop33h 31m
Alaska Airlines
Sat 10/318:00 pm
ICN
-
PHL
1 stop34h 49m
Alaska Airlines
Deal found 6/24$1,108
This Delta deal was found by Cheapflights users on 6/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/319:40 am
PHL
-
ICN
1 stop17h 45m
Delta
Wed 9/304:25 pm
ICN
-
PHL
1 stop21h 16m
Delta
Deal found 6/23$1,116
This United Airlines deal was found by Cheapflights users on 6/23. 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.
Mon 7/209:25 am
PHL
-
ICN
1 stop29h 55m
United Airlines
Mon 7/2711:30 am
ICN
-
PHL
1 stop26h 53m
United Airlines
Deal found 6/23$1,119
This American Airlines deal was found by Cheapflights users on 6/23. 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.
Tue 9/226:15 pm
IAD
-
ICN
2 stops32h 30m
American Airlines
Mon 9/285:50 pm
ICN
-
IAD
2 stops31h 06m
American Airlines
Deal found 6/23$1,120
This American Airlines deal was found by Cheapflights users on 6/19. 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.
Thu 8/1310:40 pm
PHL
-
ICN
2 stops28h 05m
American Airlines
Mon 8/315:50 pm
ICN
-
PHL
2 stops26h 50m
American Airlines
Deal found 6/19$1,121
This Kiwi.com deal was found by Cheapflights users on 6/22. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/161:20 pm
IAD
-
ICN
Nonstop15h 35m
Multiple Airlines
Wed 8/267:15 pm
ICN
-
IAD
2 stops25h 49m
Multiple Airlines
Deal found 6/22$1,121

Find flight deals from Maryland to Seoul

Keep the following information in mind while searching for Maryland to Seoul flight deals. Data was last updated June 24, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,066
(Delta)

One-way from

$435
(Kiwi.com)

Popular in

December

Cheapest in

February

Average price

$1,673
Provider with most accurate pricing for Washington, D.C. (WAS)-Seoul (SEL) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Seoul (SEL) flights.
Search Deals
From Maryland to Seoul (SEL)
Search Deals
One-way flight from Maryland to Seoul (SEL)
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($137 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($63 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Maryland to Seoul 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 June 24, 2026.
Use the filters below to find and compare flights from Maryland to Seoul that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PhiladelphiaIncheon

PHL - ICN

PHLICN

Philadelphia

Thu 9/10

6:20 pm-4:00 am

1 stop20h 40m

Incheon Intl

Thu 9/24

7:00 pm-6:05 am

2 stops24h 05m

$1,071

PhiladelphiaIncheon

PHL - ICN

PHLICN

Philadelphia

Sun 9/6

10:34 am-4:20 am

2 stops28h 46m

Incheon Intl

Mon 9/14

4:50 pm-7:49 am

1 stop27h 59m

$1,095

PhiladelphiaIncheon

PHL - ICN

PHLICN

Philadelphia

Sun 9/6

5:01 pm-3:00 pm

2 stops32h 59m

Incheon Intl

Wed 9/23

11:30 am-7:15 pm

1 stop20h 45m

$1,096

PhiladelphiaIncheon

PHL - ICN

PHLICN

Philadelphia

Sat 8/22

5:16 pm-4:00 am

1 stop21h 44m

Incheon Intl

Mon 8/31

7:20 pm-6:05 am

1 stop23h 45m

$1,116

PhiladelphiaIncheon

PHL - ICN

PHLICN

Philadelphia

Sun 11/1

5:12 pm-5:45 am

1 stop22h 33m

Incheon Intl

Mon 11/9

7:25 pm-12:51 am

1 stop19h 26m

$1,116

PhiladelphiaIncheon

PHL - ICN

PHLICN

Philadelphia

Mon 7/20

9:25 am-4:20 am

1 stop29h 55m

Incheon Intl

Mon 7/27

11:30 am-1:23 am

1 stop26h 53m

$1,119

PhiladelphiaIncheon

PHL - ICN

PHLICN

Philadelphia

Wed 9/2

5:45 am-4:50 pm

2 stops22h 05m

Incheon Intl

Mon 11/2

6:45 pm-11:40 pm

2 stops18h 55m

$1,120

PhiladelphiaIncheon

PHL - ICN

PHLICN

Philadelphia

Wed 7/22

1:31 pm-4:20 am

2 stops25h 49m

Incheon Intl

Wed 7/29

11:30 am-5:31 am

2 stops31h 01m

$1,123

PhiladelphiaIncheon

PHL - ICN

PHLICN

Philadelphia

Wed 8/5

5:00 pm-4:20 am

2 stops22h 20m

Incheon Intl

Tue 8/25

11:30 am-7:15 pm

1 stop20h 45m

$1,140

Washington, D.C.Seoul

IAD - GMP

IADGMP

Washington, D.C. Dulles Intl

Wed 9/2

1:15 am-12:50 pm

1 stop22h 35m

Seoul Gimpo Intl

Sat 9/19

1:50 pm-10:00 pm

1 stop21h 10m

$1,181

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/23

Showing 1-10 of 60 resultsSorted by cheapest first
1
2
3
...
6

Best time to book a flight from Maryland to Seoul

Have a flexible travel schedule? Discover the best time to fly to Seoul from Maryland 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 Maryland to Seoul

What is the cheapest month to book a flight from Maryland to Seoul?

Currently, June is the cheapest month in which you can book a flight from Maryland to Seoul (average of $565). Flying from Maryland to Seoul in May is currently the most expensive (average of $1,314). 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.

How much does it cost to fly round-trip from Maryland to Seoul?

How far ahead should I book a flight from Maryland to Seoul?

The price you pay for your flight from Maryland to Seoul may vary depending on when you book. For the best chance of a lower fare, look to book 50 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

Related info for your journey

Find useful and relevant information for your journey from Maryland to Seoul. 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 Maryland to Seoul?

    A quick flight from Maryland to Seoul can take about 21h 28m. Delta provides one of the quickest options available for as low as $1,091. The distance between Maryland and Seoul is about 6915 mi. This flight may include one or multiple stops.

  • What are the most popular routes from Maryland to Seoul?

    The most popular route from Maryland to Seoul is Washington, D.C. Dulles Intl - Incheon Intl. You may also consider Washington, D.C. Reagan-National - Incheon Intl or Baltimore/Washington - Incheon Intl.

  • Can I find deals for flights from Maryland to Seoul that include hotel bookings?

    Yes. In addition to deals on Maryland to Seoul flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Maryland to Seoul?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Maryland to Seoul.

  • Can I find deals for business class flights from Maryland to Seoul?

    Yes. Cheapflights offers flight deals from Maryland to Seoul 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 Maryland to Seoul?

    Currently, June is the cheapest month in which you can book a flight from Maryland to Seoul (average of $565). Flying from Maryland to Seoul in May is currently the most expensive (average of $1,314). 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.

Top 4 airlines flying from Maryland to Seoul

Discover the top 4 airlines that operate flights from Maryland to Seoul. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 24, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$716Average$1,016FlexibilityNo cancel feeOn-time71%
DeltaCheapest$1,021Average$1,339FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$1,121Average$1,349FlexibilityNo cancel feeOn-time69%
Korean AirCheapest$1,385Average$1,509FlexibilityNo cancel feeOn-time81%

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.