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Cheap flights from Pennsylvania to Seoul from $511

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Pennsylvania to Seoul departing on 8/19. 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
1 adult, Economy, 0 bags

Find the cheapest flights from Pennsylvania to Seoul

Cheap round-trip flights

Enter your travel dates to find the best prices.
China Eastern Logo
4:25 pm - 11:00 amJFK  New York John F Kennedy Intl-GMP Seoul Gimpo Intl
29h 35m1 stop Shanghai Pu Dong
China Eastern Logo
8:50 pm - 2:25 pmGMP  Seoul Gimpo Intl-JFK New York John F Kennedy Intl
30h 35m1 stop Shanghai Hongqiao Intl
$1,001China Eastern
Mon, Sep 14 - Mon, Oct 12
EVA Air Logo
1:15 am - 7:15 pmIAD  Washington, D.C. Dulles Intl-GMP Seoul Gimpo Intl
29h 00m1 stop Taipei City Taiwan Taoyuan Intl
EVA Air Logo
1:50 pm - 10:00 pmGMP  Seoul Gimpo Intl-IAD Washington, D.C. Dulles Intl
21h 10m1 stop Taipei City Sung Shan
$1,049EVA Air
Mon, Sep 28 - Sat, Oct 10
EVA Air Logo
1:15 am - 7:15 pmIAD  Washington, D.C. Dulles Intl-GMP Seoul Gimpo Intl
29h 00m1 stop Taipei City Taiwan Taoyuan Intl
EVA Air Logo
1:50 pm - 10:00 pmGMP  Seoul Gimpo Intl-IAD Washington, D.C. Dulles Intl
21h 10m1 stop Taipei City Sung Shan
$1,050EVA Air
Mon, Oct 12 - Fri, Oct 23
China Eastern Logo
3:25 pm - 7:50 pmJFK  New York John F Kennedy Intl-GMP Seoul Gimpo Intl
38h 25m1 stop Shanghai Pu Dong
China Eastern Logo
8:50 pm - 1:25 pmGMP  Seoul Gimpo Intl-JFK New York John F Kennedy Intl
30h 35m1 stop Shanghai Hongqiao Intl
$1,068China Eastern
Wed, Nov 18 - Mon, Nov 30
EVA Air Logo
1:50 am - 7:15 pmIAD  Washington, D.C. Dulles Intl-GMP Seoul Gimpo Intl
28h 25m1 stop Taipei City Taiwan Taoyuan Intl
EVA Air Logo
1:50 pm - 10:00 pmGMP  Seoul Gimpo Intl-IAD Washington, D.C. Dulles Intl
21h 10m1 stop Taipei City Sung Shan
$1,113EVA Air
Mon, Aug 31 - Fri, Sep 4
EVA Air Logo
1:50 am - 7:15 pmIAD  Washington, D.C. Dulles Intl-GMP Seoul Gimpo Intl
28h 25m1 stop Taipei City Taiwan Taoyuan Intl
EVA Air Logo
1:50 pm - 10:00 pmGMP  Seoul Gimpo Intl-IAD Washington, D.C. Dulles Intl
21h 10m1 stop Taipei City Sung Shan
$1,113EVA Air
Mon, Aug 31 - Fri, Sep 4
EVA Air Logo
1:05 am - 6:00 pmJFK  New York John F Kennedy Intl-GMP Seoul Gimpo Intl
27h 55m1 stop Taipei City Taiwan Taoyuan Intl
EVA Air Logo
7:00 pm - 9:05 pmGMP  Seoul Gimpo Intl-JFK New York John F Kennedy Intl
40h 05m1 stop Taipei City Sung Shan
$1,133EVA Air
Sun, Oct 25 - Tue, Nov 10
EVA Air Logo
11:55 pm - 7:15 pmIAD  Washington, D.C. Dulles Intl-GMP Seoul Gimpo Intl
29h 20m1 stop Taipei City Taiwan Taoyuan Intl
EVA Air Logo
7:00 pm - 8:55 pmGMP  Seoul Gimpo Intl-IAD Washington, D.C. Dulles Intl
39h 55m1 stop Taipei City Sung Shan
$1,142EVA Air
Mon, Nov 2 - Tue, Nov 10
Multiple Airlines Logo
8:00 am - 10:30 pmEWR  Newark-GMP Seoul Gimpo Intl
24h 30m2 stops Toronto Pearson Intl Tokyo Haneda
Multiple Airlines Logo
8:30 am - 4:49 pmGMP  Seoul Gimpo Intl-EWR Newark
46h 19m2 stops Osaka Kansai Intl Vancouver Intl
$1,149Multiple Airlines
Tue, Nov 10 - Tue, Nov 17
China Eastern Logo
3:25 pm - 11:00 amJFK  New York John F Kennedy Intl-GMP Seoul Gimpo Intl
29h 35m1 stop Shanghai Pu Dong
China Eastern Logo
8:50 pm - 1:25 pmGMP  Seoul Gimpo Intl-JFK New York John F Kennedy Intl
30h 35m1 stop Shanghai Hongqiao Intl
$1,181China Eastern
Mon, Nov 23 - Mon, Nov 30

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Japan Airlines flights from Pennsylvania to Seoul Gimpo Intl Airport

Our best Japan Airlines deals on Pennsylvania to Seoul Gimpo Intl Airport flight tickets
Japan Airlines
Aug 20
JFK10:30 amNew York John F Kennedy Intl
21h 45m
1 stop
GMP9:15 pmSeoul Gimpo Intl
Sep 3
GMP8:00 amSeoul Gimpo Intl
22h 55m
1 stop
JFK5:55 pmNew York John F Kennedy Intl
$1,291
Japan Airlines
Sep 23
JFK10:30 amNew York John F Kennedy Intl
18h 25m
1 stop
GMP5:55 pmSeoul Gimpo Intl
Sep 30
GMP12:05 pmSeoul Gimpo Intl
18h 50m
1 stop
JFK5:55 pmNew York John F Kennedy Intl
$1,318
Japan Airlines
Sep 1
JFK10:30 amNew York John F Kennedy Intl
21h 45m
1 stop
GMP9:15 pmSeoul Gimpo Intl
Sep 10
GMP12:05 pmSeoul Gimpo Intl
18h 50m
1 stop
JFK5:55 pmNew York John F Kennedy Intl
$1,322

China Eastern flights from Pennsylvania to Seoul Gimpo Intl Airport

Our best China Eastern deals on Pennsylvania to Seoul Gimpo Intl Airport flight tickets
China Eastern
Sep 14
JFK4:25 pmNew York John F Kennedy Intl
38h 25m
1 stop
GMP7:50 pmSeoul Gimpo Intl
Oct 17
GMP8:50 pmSeoul Gimpo Intl
30h 35m
1 stop
JFK2:25 pmNew York John F Kennedy Intl
$1,001
China Eastern
Nov 18
JFK3:25 pmNew York John F Kennedy Intl
38h 25m
1 stop
GMP7:50 pmSeoul Gimpo Intl
Nov 30
GMP8:50 pmSeoul Gimpo Intl
30h 35m
1 stop
JFK1:25 pmNew York John F Kennedy Intl
$1,068
China Eastern
Nov 23
JFK3:25 pmNew York John F Kennedy Intl
29h 35m
1 stop
GMP11:00 amSeoul Gimpo Intl
Nov 30
GMP8:50 pmSeoul Gimpo Intl
30h 35m
1 stop
JFK1:25 pmNew York John F Kennedy Intl
$1,181

momondo Fare Finder

 
Customize your flight search to find flights from Pennsylvania to Seoul Gimpo 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 August 10, 2026.
Use the filters below to find and compare flights from Pennsylvania to Seoul Gimpo Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

New YorkSeoul

JFK New York John F Kennedy Intl - GMP Seoul Gimpo Intl

JFKGMP

New York John F Kennedy Intl

Mon 9/14

4:25 pm-11:00 am

1 stop29h 35m

Seoul Gimpo Intl

Mon 10/12

8:50 pm-2:25 pm

1 stop30h 35m

$1,001

Washington, D.C.Seoul

IAD Washington, D.C. Dulles Intl - GMP Seoul Gimpo Intl

IADGMP

Washington, D.C. Dulles Intl

Mon 9/28

1:15 am-7:15 pm

1 stop29h 00m

Seoul Gimpo Intl

Sat 10/10

1:50 pm-10:00 pm

1 stop21h 10m

$1,049

Washington, D.C.Seoul

IAD Washington, D.C. Dulles Intl - GMP Seoul Gimpo Intl

IADGMP

Washington, D.C. Dulles Intl

Mon 10/12

1:15 am-7:15 pm

1 stop29h 00m

Seoul Gimpo Intl

Fri 10/23

1:50 pm-10:00 pm

1 stop21h 10m

$1,050

New YorkSeoul

JFK New York John F Kennedy Intl - GMP Seoul Gimpo Intl

JFKGMP

New York John F Kennedy Intl

Wed 11/18

3:25 pm-7:50 pm

1 stop38h 25m

Seoul Gimpo Intl

Mon 11/30

8:50 pm-1:25 pm

1 stop30h 35m

$1,068
Quickest round-trip

Washington, D.C.Seoul

IAD Washington, D.C. Dulles Intl - GMP Seoul Gimpo Intl

IADGMP

Washington, D.C. Dulles Intl

Mon 8/31

1:50 am-7:15 pm

1 stop28h 25m

Seoul Gimpo Intl

Fri 9/4

1:50 pm-10:00 pm

1 stop21h 10m

$1,113

Washington, D.C.Seoul

IAD Washington, D.C. Dulles Intl - GMP Seoul Gimpo Intl

IADGMP

Washington, D.C. Dulles Intl

Mon 8/31

1:50 am-7:15 pm

1 stop28h 25m

Seoul Gimpo Intl

Fri 9/4

1:50 pm-10:00 pm

1 stop21h 10m

$1,113

New YorkSeoul

JFK New York John F Kennedy Intl - GMP Seoul Gimpo Intl

JFKGMP

New York John F Kennedy Intl

Sun 10/25

1:05 am-6:00 pm

1 stop27h 55m

Seoul Gimpo Intl

Tue 11/10

7:00 pm-9:05 pm

1 stop40h 05m

$1,133

Washington, D.C.Seoul

IAD Washington, D.C. Dulles Intl - GMP Seoul Gimpo Intl

IADGMP

Washington, D.C. Dulles Intl

Mon 11/2

11:55 pm-7:15 pm

1 stop29h 20m

Seoul Gimpo Intl

Tue 11/10

7:00 pm-8:55 pm

1 stop39h 55m

$1,142

NewarkSeoul

EWR Newark - GMP Seoul Gimpo Intl

EWRGMP

Newark

Tue 11/10

8:00 am-10:30 pm

2 stops24h 30m

Seoul Gimpo Intl

Tue 11/17

8:30 am-4:49 pm

2 stops46h 19m

$1,149

New YorkSeoul

JFK New York John F Kennedy Intl - GMP Seoul Gimpo Intl

JFKGMP

New York John F Kennedy Intl

Mon 11/23

3:25 pm-11:00 am

1 stop29h 35m

Seoul Gimpo Intl

Mon 11/30

8:50 pm-1:25 pm

1 stop30h 35m

$1,181

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 Pennsylvania to Seoul Gimpo 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 airline that flies from Pennsylvania to Seoul Gimpo Intl?

Japan Airlines and ANA are the most popular carriers operating from Pennsylvania to Seoul Gimpo Intl

Cheap Pennsylvania to Seoul Gimpo Intl Airport flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Pennsylvania to Seoul Gimpo Intl Airport

Fastest flight time

18h 25m

Direct flights

None
The fastest flight from Pennsylvania to Seoul Gimpo Intl Airport takes 18h 25m
There are no direct flights from Pennsylvania to Seoul Gimpo Intl Airport. There are no popular flight routes from Pennsylvania to Seoul Gimpo Intl Airport.
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Frequently asked questions about flying from Pennsylvania to Seoul Gimpo Intl Airport

  • When did momondo last update prices for flights from Pennsylvania to Seoul Gimpo Intl Airport?

    Prices for flights from Pennsylvania to Seoul Gimpo Intl Airport were last updated today.

  • How old do you have to be to fly from Pennsylvania to Seoul Gimpo Intl Airport?

    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 Pennsylvania to Seoul Gimpo Intl Airport.

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

    The required travel and health documents for your Seoul Gimpo 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 Seoul Gimpo Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Pennsylvania to Seoul. momondo saves you time and could save you money on your trip.

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

Flights from Pennsylvania to Seoul 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 Pennsylvania to Seoul?

Once you have performed a search for Pennsylvania to Seoul 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 Pennsylvania to Seoul right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Seoul, momondo offers a useful price alert feature which will track prices for flights to Seoul from Pennsylvania and alert you when they change.

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