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Cheap flights from Maryland to Seoul from $449

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Maryland to Seoul departing on 8/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Maryland to Seoul

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
6:00 am - 3:00 pm
PHL
-
ICN
20h 00m
1 stop
United Airlines Logo
11:30 am - 5:30 pm
ICN
-
PHL
19h 00m
1 stop
$1,016United Airlines
Mon, Aug 31 - Mon, Sep 21
United Airlines Logo
6:23 pm - 4:20 am
PHL
-
ICN
20h 57m
1 stop
United Airlines Logo
4:50 pm - 11:58 am
ICN
-
PHL
32h 08m
2 stops
$1,021United Airlines
Mon, Aug 3 - Mon, Aug 17
United Airlines Logo
9:27 am - 4:20 am
PHL
-
ICN
29h 53m
1 stop
United Airlines Logo
4:50 pm - 7:49 am
ICN
-
PHL
27h 59m
1 stop
$1,066United Airlines
Sat, Sep 5 - Mon, Sep 14
United Airlines Logo
9:25 am - 4:20 am
PHL
-
ICN
29h 55m
1 stop
United Airlines Logo
4:50 pm - 11:58 am
ICN
-
PHL
32h 08m
2 stops
$1,071United Airlines
Sat, Aug 8 - Wed, Aug 19
EVA Air Logo
1:15 am - 11:00 am
IAD
-
ICN
20h 45m
1 stop
EVA Air Logo
7:45 pm - 10:00 pm
ICN
-
IAD
39h 15m
1 stop
$1,138EVA Air
Mon, Sep 28 - Tue, Oct 13
Delta Logo
2:31 pm - 4:00 am
PHL
-
ICN
24h 29m
1 stop
Delta Logo
7:00 pm - 6:05 am
ICN
-
PHL
24h 05m
1 stop
$1,146Delta
Thu, Aug 13 - Mon, Aug 31
EVA Air Logo
1:15 am - 11:00 am
IAD
-
ICN
20h 45m
1 stop
EVA Air Logo
12:00 pm - 10:00 pm
ICN
-
IAD
23h 00m
1 stop
$1,152EVA Air
Wed, Sep 2 - Mon, Sep 14
Multiple Airlines Logo
7:00 pm - 6:45 pm
IAD
-
ICN
34h 45m
1 stop
Multiple Airlines Logo
10:50 am - 7:30 pm
ICN
-
IAD
21h 40m
1 stop
$1,160Multiple Airlines
Fri, Aug 21 - Fri, Sep 4
AIR PREMIA Logo
1:20 pm - 5:55 pm
IAD
-
ICN
15h 35mnonstop
AIR PREMIA Logo
10:00 am - 10:50 am
ICN
-
IAD
13h 50mnonstop
$1,169AIR PREMIA
Wed, Aug 26 - Wed, Sep 9
Multiple Airlines Logo
1:20 pm - 5:55 pm
IAD
-
ICN
15h 35mnonstop
Multiple Airlines Logo
8:00 am - 11:17 pm
ICN
-
IAD
52h 17m
3 stops
$1,170Multiple Airlines
Mon, Aug 10 - Fri, Aug 28

Air Canada flights from Maryland to Incheon Intl Airport

Our best Air Canada deals on Maryland to Incheon Intl Airport flight tickets
Air Canada
Sep 28
PHL3:25 pmPhiladelphia
35h 40m
2 stops
ICN4:05 pmIncheon Intl
Nov 3
ICN6:55 pmIncheon Intl
33h 49m
2 stops
PHL2:44 pmPhiladelphia
$1,260
Air Canada
Sep 28
PHL3:25 pmPhiladelphia
36h 00m
1 stop
ICN4:25 pmIncheon Intl
Oct 7
ICN6:00 pmIncheon Intl
16h 32m
1 stop
PHL9:32 pmPhiladelphia
$1,261
Air Canada
Sep 28
PHL3:25 pmPhiladelphia
36h 00m
1 stop
ICN4:25 pmIncheon Intl
Nov 3
ICN8:10 pmIncheon Intl
33h 41m
1 stop
PHL3:51 pmPhiladelphia
$1,265

United Airlines flights from Maryland to Incheon Intl Airport

Our best United Airlines deals on Maryland to Incheon Intl Airport flight tickets
United Airlines
Aug 31
PHL3:05 pmPhiladelphia
24h 15m
2 stops
ICN4:20 amIncheon Intl
Sep 21
ICN11:30 amIncheon Intl
19h 00m
1 stop
PHL5:30 pmPhiladelphia
$1,016
United Airlines
Aug 3
PHL6:23 pmPhiladelphia
20h 57m
1 stop
ICN4:20 amIncheon Intl
Aug 17
ICN4:50 pmIncheon Intl
32h 08m
2 stops
PHL11:58 amPhiladelphia
$1,021
United Airlines
Aug 5
PHL9:25 amPhiladelphia
29h 55m
1 stop
ICN4:20 amIncheon Intl
Aug 25
ICN4:50 pmIncheon Intl
32h 33m
2 stops
PHL12:23 pmPhiladelphia
$1,034

momondo Fare Finder

 
Customize your flight search to find flights from Maryland to Incheon Intl Airport 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, momondo users made 832,500 searches. Data last updated May 22, 2026.
Use the filters below to find and compare flights from Maryland to Incheon Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PhiladelphiaIncheon

PHL - ICN

PHLICN

Philadelphia

Mon 8/31

6:00 am-3:00 pm

1 stop20h 00m

Incheon Intl

Mon 9/21

11:30 am-5:30 pm

1 stop19h 00m

$1,016

PhiladelphiaIncheon

PHL - ICN

PHLICN

Philadelphia

Mon 8/3

6:23 pm-4:20 am

1 stop20h 57m

Incheon Intl

Mon 8/17

4:50 pm-11:58 am

2 stops32h 08m

$1,021

PhiladelphiaIncheon

PHL - ICN

PHLICN

Philadelphia

Sat 9/5

9:27 am-4:20 am

1 stop29h 53m

Incheon Intl

Mon 9/14

4:50 pm-7:49 am

1 stop27h 59m

$1,066

PhiladelphiaIncheon

PHL - ICN

PHLICN

Philadelphia

Sat 8/8

9:25 am-4:20 am

1 stop29h 55m

Incheon Intl

Wed 8/19

4:50 pm-11:58 am

2 stops32h 08m

$1,071

Washington, D.C.Incheon

IAD - ICN

IADICN

Washington, D.C. Dulles Intl

Mon 9/28

1:15 am-11:00 am

1 stop20h 45m

Incheon Intl

Tue 10/13

7:45 pm-10:00 pm

1 stop39h 15m

$1,138

PhiladelphiaIncheon

PHL - ICN

PHLICN

Philadelphia

Thu 8/13

2:31 pm-4:00 am

1 stop24h 29m

Incheon Intl

Mon 8/31

7:00 pm-6:05 am

1 stop24h 05m

$1,146

Washington, D.C.Incheon

IAD - ICN

IADICN

Washington, D.C. Dulles Intl

Wed 9/2

1:15 am-11:00 am

1 stop20h 45m

Incheon Intl

Mon 9/14

12:00 pm-10:00 pm

1 stop23h 00m

$1,152

Washington, D.C.Incheon

IAD - ICN

IADICN

Washington, D.C. Dulles Intl

Fri 8/21

7:00 pm-6:45 pm

1 stop34h 45m

Incheon Intl

Fri 9/4

10:50 am-7:30 pm

1 stop21h 40m

$1,160
Quickest round-trip

Washington, D.C.Incheon

IAD - ICN

IADICN

Washington, D.C. Dulles Intl

Wed 8/26

1:20 pm-5:55 pm

Nonstop15h 35m

Incheon Intl

Wed 9/9

10:00 am-10:50 am

Nonstop13h 50m

$1,169

Washington, D.C.Incheon

IAD - ICN

IADICN

Washington, D.C. Dulles Intl

Mon 8/10

1:20 pm-5:55 pm

Nonstop15h 35m

Incheon Intl

Fri 8/28

8:00 am-11:17 pm

3 stops52h 17m

$1,170

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Seoul from

How to get the cheapest flight ticket from Maryland to Incheon Intl Airport

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 Incheon Intl Airport?

The cheapest month to fly to Incheon Intl Airport from Maryland is in June. Flight prices, which tend to average around $565, are often lower during this time because this is during the off-season. If you are unable to visit Incheon Intl Airport during the month of June, then departing from Maryland during the month September is also very affordable. Most momondo users find prices during this month for around $716.

What is the cheapest day to depart on your flight to Incheon Intl Airport?

The cheapest day to depart from Maryland to Incheon Intl Airport is on a Tuesday when prices can be found for as low as $1,226. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around $1,443. These prices are subject to change though, so be sure to set up a Price Alert for flights to Incheon Intl Airport.

What is the cheapest time of day to depart on your flight to Incheon Intl Airport?

At noon is the cheapest time of day to fly from Maryland to Incheon Intl Airport when you can find flight prices for as low as $1,304. Flying to Incheon Intl Airport at noon is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are $1,325 on average. Flights to Incheon Intl Airport from Maryland in the morning are generally more expensive because this time of day is more convenient for travelers’ schedules.

How far in advance should I book a flight from Maryland to Incheon Intl Airport?

You are more likely to see cheaper flights to Incheon Intl Airport from Maryland when booking weeks ahead of your departure date. In general, you can expect to find flights to Incheon Intl Airport for around $1,666 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Incheon Intl Airport from Maryland for as low as $1,152 on momondo.

Can stopping save me money on Maryland to Incheon Intl Airport flights?

You could potentially save up to 49% on your flight if you consider stops on a Maryland to Incheon Intl Airport flight.

Cheap Maryland to Incheon Intl Airport flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Maryland to Incheon Intl Airport

Fastest flight time

15h 10m

Direct flights

Every day
The fastest flight from Maryland to Incheon Intl Airport takes 15h 10m
Direct flights go from Maryland to Incheon Intl Airport every day.
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Frequently asked questions about flying from Maryland to Incheon Intl Airport

  • When did momondo last update prices for flights from Maryland to Incheon Intl Airport?

    Prices for flights from Maryland to Incheon Intl Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Maryland to Incheon Intl Airport?

  • How old do you have to be to fly from Maryland to Incheon Intl Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Maryland to Incheon Intl Airport.

  • What documentation or ID do you need to fly to Incheon Intl Airport?

    The required travel and health documents for your Incheon Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Incheon Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Maryland to Incheon Intl Airport

Compare and see reviews for airlines that fly from Maryland to Incheon Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $716Free CancellationRating
7.1
11,644 reviews
Search American Airlines flights
DeltaPriceFrom $1,021Free CancellationRating
7.9
8,445 reviews
Search Delta flights
United AirlinesPriceFrom $1,121Free CancellationRating
7.4
9,751 reviews
Search United Airlines flights
Korean AirPriceFrom $1,385Free CancellationRating
8.4
1,217 reviews
Search Korean Air flights

Traveling to a place near Seoul?

Book flights to Seoul if you plan to visit one of these locations
Daejeon
Suwon
Seongnam
Anyang

Why use momondo?

Why should I use momondo to find a flight deal from Maryland to Seoul?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Seoul from Maryland.

Can I find flights from Maryland to Seoul with flexible booking policies on momondo?

momondo does allow users to show only those flights to Seoul from Maryland which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Maryland to Seoul?

momondo provides multiple filters to help you find the best flight to Seoul from Maryland. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Price alerts on flights to Seoul from Maryland 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 Incheon Intl Airport trip

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